https://wiki.jlab.org/ciswiki/api.php?action=feedcontributions&user=Poelker&feedformat=atomCiswikidb - User contributions [en]2024-03-29T02:06:05ZUser contributionsMediaWiki 1.35.7https://wiki.jlab.org/ciswiki/index.php?title=File:SAF_162_UITF_Operator_Training.pptx&diff=30739File:SAF 162 UITF Operator Training.pptx2024-03-12T18:16:51Z<p>Poelker: </p>
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<div></div>Poelkerhttps://wiki.jlab.org/ciswiki/index.php?title=UITF_Procedures_not_managed_via_document_control&diff=30738UITF Procedures not managed via document control2024-03-12T18:15:05Z<p>Poelker: </p>
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<div>'''[[Emergency Response Procedures]]'''<br />
*[[media:UITF-power-outage-recovery-procv3.docx| Power Outage Recovery Procedure]]<br />
*[[media:Fireflow.pdf|Fire Response]]<br />
*[[media:Emergency-Actions_4.7.21.docx|UITF Emergency Response Guidelines]]<br />
<br />
'''[[UITF Operator Training]]'''<br />
*[[media:SAF 162 UITF Operator Training.pptx]]<br />
<br />
'''[[Shielding related]]'''<br />
*trench shielding photos [[Media:trench shielding photos.xls]]<br />
<br />
'''[[Photogun Related Procedures]]'''<br />
*krypton and vacuum high voltage processing [[Media:UITF Photogun HV conditioning with Kr procedure.docx]]<br />
*photogun bakeout<br />
*QE scanning the photocathode [[media:how to perform a QE scan.docx]]<br />
*turn ON/OFF the photogun high voltage<br />
*15 degree dipole magnet interlock [[media:the sense circuit for 15 degree dipole magnet that provides gun HV permission.docx]]<br />
<br />
'''[[Laser Procedures]]'''<br />
*tune mode generator alignment procedure [[media:tune mode generator alignment procedure.pdf]]<br />
*pockel cell alignment procedure<br />
*maximizing the power delivered to the laser hutch inside UITF enclosure<br />
<br />
'''[[UITF Buncher Phase & Gradient Setup]]'''<br />
*using the harmonically resonant cavity<br />
*using the 200 keV spectrometer<br />
*using the Yao cavity, time-of-flight method<br />
<br />
'''[[UITF chopper system]]'''<br />
*overall description<br />
<br />
'''[[Sweep Procedures]]'''<br />
*overview of the sweep procedure for UITF, including pre-sweep steps<br />
<br />
'''[[Machine Protection at UITF]]'''<br />
*UHV ion pumps, setting the trip limit<br />
<br />
'''[[Beam Authorization]]'''<br />
*how to get it<br />
*Locking out the gun and high power RF<br />
*Locking out the valve upstream of the booster<br />
<br />
'''[[Start Up and Shutdown Procedures]]'''<br />
*[[media:Start Up and Shutdown Procedures.docx]]<br />
<br />
'''[[booster-related]]'''<br />
*[[media:David Savransky's cool down procedure.docx]]<br />
<br />
'''[[waste water irradiation-related]]'''<br />
*[[media:dose mapping procedure.pdf]]<br />
<br />
'''[[HDIce-related]]'''<br />
*Rowgowski-coil beam position monitor [[media:Kevin's proposed test plan for evaluating the Rogowski coil bpm.docx]]<br />
*Putting beam on the "golden orbit" [[media: golden orbit procedure.docx]]</div>Poelkerhttps://wiki.jlab.org/ciswiki/index.php?title=File:PV_NIM_paper_in_print.pdf&diff=30708File:PV NIM paper in print.pdf2024-03-05T14:55:27Z<p>Poelker: </p>
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<div></div>Poelkerhttps://wiki.jlab.org/ciswiki/index.php?title=CIS_Refereed_Publications&diff=30707CIS Refereed Publications2024-03-05T14:54:58Z<p>Poelker: </p>
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<div>==2023==<br />
<br />
* Benjamin Belfore, Adam Masters, Deewakar Poudel, Greg Blume, Stephen Polly, Erdong Wang, Seth M Hubbard, Marcy Stutzman, Joseph Michael Grames, Matt Poelker, Matt Grau, Sylvain Marsillac, "High figure of merit spin polarized electron sources grown via MOCVD," Appl. Phys. Lett. 123, 222102 (2023), https://doi.org/10.1063/5.0170106 [[media:Ben's MOCVD photocathode paper.pdf]].[[https://misportal.jlab.org/ul/publications/view pub.cfm?pub_id=19740|JLAB-ACC-23-3942]]<br />
<br />
* Riad Suleiman, Vasiliy S. Morozov and Yaroslav S. Derbenev, "High precision fundamental physics experiments using compact spin-transparent storage rings of low energy polarized electron beams", Physics Letters B, Volume 843, 2023, 138058, ISSN 0370-2693, https://doi.org/10.1016/j.physletb.2023.138058. (https://www.sciencedirect.com/science/article/pii/S0370269323003921), [[media:spin transparent ring for eEDM measurement.pdf]]<br />
<br />
* S.A.K. Wijethunga, M.A. Mamun, R. Suleiman, P. Adderley, B. Bullard, J. Benesch, J.R. Delayen, J. Grames, C. Hernandez-Garcia, F. Hannon, G.A. Krafft, G. Palacios-Serrano, M. Poelker, M. Stefani, Y. Wang, and S. Zhang, "Generation and characterization of magnetized electron beam from a DC high voltage photogun for electron beam cooling application", Nucl. Instrum. and Meth A '''1051''' 168194 (2023), https://doi.org/10.1016/j.nima.2023.168194 [[media:magnetized beam in print.pdf]]<br />
<br />
* D. Neto, K. Bailey, J. F. Benesch, B. Cade, B. DiGiovine, A. Freyberger, J. M. Grames, A. Hofler, R. J. Holt, R. Kazimi, D. Meekins, M. McCaughan, D. Moser, T. O’Connor, M. Poelker, K. E. Rehm, S. Riordan, R. Suleiman, R. Talwar, and C. Ugalde, "Measuring the cross section of the 15N(α,γ)19F reaction using a single-fluid bubble chamber," https://journals.aps.org/prc/abstract/10.1103/PhysRevC.107.035801, https://arxiv.org/abs/2302.12760<br />
<br />
* P.A. Adderley, D. Bullard, Y.C. Chao, C.H. Gracia, J. Grames, J. Hansknecht, A. Hofler, R. Kazimi, J. Musson, C. Palatchi, K. Paschke, M. Poelker, G. Smith, M.L. Stutzman, R. Suleiman and Y. Wang, ''An overview of how parity-violating electron-scattering experiments are performed at CEBAF'', Nucl. Instrum. and Meth A '''1046''', 167710 (2023), https://doi.org/10.1016/j.nima.2022.167710 [[media:PV NIM paper in print.pdf]]<br />
<br />
==2022==<br />
<br />
* Robert Pearce, Xi Li, John Vennekate, Gianluigi Ciovati and Charles Bott, ''Electron beam treatment for the removal of 1,4-dioxane in water and wastewater'', Water Sci Technol 2022; wst2022407. doi: https://doi.org/10.2166/wst.2022.407, [[media:1,4dioxane removal at UITF.pdf]]<br />
<br />
* J. Arrington, M. Battaglieri, A. Boehnlein, S.A. Bogacz, W.K. Brooks, E. Chudakov, I. Cloët, R. Ent, H. Gao, J. Grames, L. Harwood, X. Ji, C. Keppel, G. Krafft, R.D. McKeown, J. Napolitano, J.W. Qiu, P. Rossi, M. Schram, S. Stepanyan, J. Stevens, A.P. Szczepaniak, N. Toro, X. Zheng, ''Physics with CEBAF at 12 GeV and future opportunities'', Progress in Particle and Nuclear Physics, 2022, 103985, ISSN 0146-6410, https://doi.org/10.1016/j.ppnp.2022.103985; (Also posted on arxiv: https://arxiv.org/abs/2112.00060)<br />
<br />
* S. A. K. Wijethunga, M. A. Mamun, R. Suleiman, C. Hernandez-Garcia, B. Bullard, J. R. Delayen, J. Grames, G. A. Krafft, G. Palacios-Serrano, and M. Poelker, "''Improving the electrostatic design of the Jefferson Lab 300 kV DC photogun''", Rev. Sci. Instrum. '''93''', 073303 (2022); https://aip.scitation.org/doi/10.1063/5.0091134 [[media:Sajini offset anode.pdf]]<br />
<br />
* Xi Li, Helmut Baumgart, Charles Bott, Gianluigi Ciovati, Shaun Gregory, Fay Hannon, Mike McCaughan, Robert Pearce, Matthew Poelker, Hannes Vennekate, and Shaoheng Wang, "''Design and commissioning of an e-beam irradiation beamline at the Upgraded Injector Test Facility at Jefferson Lab''", Nucl. Inst. and Meth. '''A1039''', 167093 (2022); https://doi.org/10.1016/j.nima.2022.167093 [[media:Xi's UITF water irradiation NIM paper.pdf]]<br />
<br />
==2021==<br />
==2020==<br />
<br />
* Wei Liu, Matt Poelker, John Smedley, Romain Ganter, Chapter 7 "''Photocathodes''" in the book ''Modern Developments in Vacuum Electron Sources'', [[media:Chapter 7.pdf]], Editors: Georg Gaertner, Wolfram Knapp, Richard G. Forbes, SSN 0303-4216ISSN 1437-0859 (electronic) Topics in Applied Physics ISBN 978-3-030-47290-0ISBN 978-3-030-47291-7 (eBook) https://doi.org/10.1007/978-3-030-47291-7 Springer Nature Switzerland AG 2020<br />
<br />
* Y. Wang, M. A. Mamun, P. Adderley, B. Bullard, J. Grames, J. Hansknecht, C. Hernandez-Garcia, R. Kazimi, G. A. Krafft, G. Palacios-Serrano, M. Poelker, M. L. Stutzman, R. Suleiman, M. Tiefenback, S. Wijethunga, J. Yoskowitz, and S. Zhang, "''Thermal emittance and lifetime of alkali-antimonide photocathodes grown on GaAs and molybdenum substrates evaluated in a -300 kV dc photogun''", Phys. Rev. Accel. Beams '''23''', 103401, Published 7 October 2020 [https://journals.aps.org/prab/abstract/10.1103/PhysRevAccelBeams.23.103401], [[media:Yan's photocathode paper_PRAB.pdf]]<br />
<br />
* J. M. Grames, C. K. Sinclair, M. Poelker, X. Roca-Maza, M. L. Stutzman, R. Suleiman, Md. A. Mamun, M. McHugh, D. Moser, J. Hansknecht, B. Moffit, and T. J. Gay, "''High precision 5 MeV Mott polarimeter''", [https://journals.aps.org/prc/abstract/10.1103/PhysRevC.102.015501 Phys. Rev. C 102, 015501] – Published 6 July 2020 [[media:PhysRevC.102.015501.pdf]]<br />
<br />
* G.Ciovati, M.Drury, J.Fischer, M.Stutzman and S.Suhring, “''Reduction of waveguide vacuum trips in CEBAF accelerating cavities with a combination ion pump and non-evaporable getter pump''” [[media:GigiNIM2020.pdf]] Nucl. Instrum. and Meth A964, (2020), 163788. <br />
<br />
* Xincun Peng, Matt Poelker, Marcy Stutzman, Bin Tang, Shukui Zhang, and Jijun Zou, "''Mie-type GaAs nanopillar array resonators for negative electron affinity photocathodes''", collaboration between Engineering Research Center of New Energy Technology of Jiangxi Province, East China University of Technology, Nanchang 330013, China and Thomas Jefferson National Accelerator Facility, 12000 Jefferson Avenue, Newport News, Virginia 23606,USA; Opt. Express '''28'''(2), 860-874 (2020); https://www.osapublishing.org/DirectPDFAccess/11F39DCB-BEE0-C06D-739FEF3676B92DCF_425659/oe-28-2-860.pdf?da=1&id=425659&seq=0&mobile=no; [[media:nanostructured photocathode paper_theoretical study.pdf]]<br />
<br />
==2019==<br />
<br />
* Xincun Peng, Zhidong Wang, Yun Liu, Dennis M. Manos, Matt Poelker, Marcy Stutzman, Bin Tang, Shukui Zhang, and Jijun Zou, "''Optical-Resonance-Enhanced Photoemission from Nanostructured GaAs Photocathodes''", Phys. Rev. Applied '''12''', 064002 (2019), https://journals.aps.org/prapplied/abstract/10.1103/PhysRevApplied.12.064002, [[media:nanostructured photocathode paper_experimental results.pdf]]<br />
<br />
* Mark Stefani and Fay Hannon,"''Longitudinal bunch profile diagnostic for magnetized electron beams''", Phys. Rev. Accel. Beams '''22''', 112802 (2019); DOI: 10.1103/PhysRevAccelBeams.22.112802; [[media:Mark and Ray rf deflector paper.pdf]]<br />
<br />
* Fay Hannon and Mark Stefani, "''Transverse uncorrelated emittance diagnosticfor magnetized electron beams''", Phys. Rev. Accel. Beams '''22''',102801 (2019), https://journals.aps.org/prab/pdf/10.1103/PhysRevAccelBeams.22.102801 <br />
<br />
* C. Hernandez-Garcia, B. Bullard, J. Benesch, J. Grames, J. Gubeli, F. Hannon, J. Hansknecht, J. Jordan, R. Kazimi, G. A. Krafft, M. A. Mamun, M. Poelker, M. L. Stutzman, R. Suleiman, M. Tiefenback, Y. Wang, and S. Zhang (Thomas Jefferson National Accelerator Facility, Newport News, Virginia 23606, USA); A. Valerio Lizarraga (Facultad de Ciencias Físico-matemáticas Universidad Autónoma de Sinaloa, Culiacán 80010, Mexico); R. Montoya Soto (Departamento de Física, Universidad de Guanajuato, León 37150, Mexico); A. Canales Ramos (Universidad Nacional Autónoma de Mexico, Mexico City 04510, Mexico), G. Palacios-Serrano, S. Wijethunga, J. T. Yoskowitz (Old Dominion University, Norfolk, Virginia 23529, USA) "''Compact −300kV dc inverted insulator photogun with biased anode and alkali-antimonide photocathode''", Phys. Rev. Accel. Beams '''22''', 113401 (2019), DOI:10.1103/PhysRevAccelBeams.22.113401, https://journals.aps.org/prab/pdf/10.1103/PhysRevAccelBeams.22.113401, [[media:GTS paper published in PRAB 2019.pdf]]<br />
<br />
* Wei Liu and Erdong Wang, "''Monte Carlo modeling of thin GaAs photocathodes,''" J. Appl. Phys. '''126''', 075706 (2019); https://doi.org/10.1063/1.5113804, [[media:modeling thin GaAs photocathodes.pdf]], Wei and Erdong modeled QE data obtained at JLab using the original hydrogen cleaning chamber, SPIRE/Bandwidth Semiconductor samples, MOCVD-grown bulk GaAs wafers with different thickness and dopant density.<br />
<br />
==2018==<br />
<br />
* G. Palacios-Serrano, F. Hannon, C. Hernandez-Garcia, M. Poelker, and H. Baumgart, "''Electrostatic design and conditioning of a triple point junction shield for a -200 kV DC high voltage photogun,''" Review of Scientific Instruments '''89''', 104703 (2018), doi: 10.1063/1.5048700, view online:[https://aip.scitation.org/doi/pdf/10.1063/1.5048700?class=pdf text], [[media:COMSOL modeling of 200kV gun.pdf]]<br />
<br />
* K. Aulenbacher, E. Chudakov, D. Gaskell, J. Grames, and K.D. Paschke, "''Precision electron beam polarimetry for next generation nuclear physics experiments''", International Journal of Modern Physics E, '''27''', 7 (2018) 1830004 (57 pages) DOI: 10.1142/S0218301318300047 [https://www.worldscientific.com/doi/abs/10.1142/S0218301318300047 On-Line] [[media:IJMPE_27_7_2018.pdf]]<br />
<br />
* Wei Liu, Yiqiao Chen, Aaron Moy, Matthew Poelker, Marcy Stutzman, and Shukui Zhang, "''Evaluation of GaAsSb/AlGaAs strained superlattice photocathodes,''" AIP Advances '''8''', 075308 (2018); doi: 10.1063/1.5040593, View online: [https://doi.org/10.1063/1.5040593], [[media:GaAsSb_AlGaAs photocathode study.pdf]]<br />
<br />
* Marcy L. Stutzman, Philip A. Adderley, Md. Abdullah A. Mamun, and Matt Poelker, "''Nonevaporable getter coating chambers for extreme high vacuum,''" J. Vac. Sci. Technol. A '''36''', 031603 (2018) [https://avs.scitation.org/doi/full/10.1116/1.5010154],[[media:NEG coating chambers for extreme high vacuum.pdf]]<br />
<br />
==2017==<br />
<br />
* M.A. Mamun, M. R. Hernandez-Flores, E. Morales, C. Hernandez-Garcia, and M. Poelker, "''Temperature Dependence of Alkali-Antimonide Photocathodes: Evaluation at Cryogenic Temperatures,''" Phys. Rev. Accel. Beams '''20''', 103403 (2017), [https://journals.aps.org/prab/abstract/10.1103/PhysRevAccelBeams.20.103403], [[media:Temperature dependence CsK2Sb photocathodes.pdf]]<br />
<br />
* C. Hernandez-Garcia, D. Bullard, F. Hannon, Y. Wang and M. Poelker, “''High voltage performance of a dc photoemission electron gun with centrifugal barrel-polished electrodes''”, Rev. Sci. Instrum. '''88''', 093303 (2017), [http://aip.scitation.org/doi/full/10.1063/1.4994794], [[media:Barrel polishing paper.pdf]]<br />
<br />
* C. Hernandez-Garcia, M. Krasilnikov, et al., "''Charge production studies from Cs<sub>2</sub>Te photocathodes in a normal conducting RF gun''", Nuclear Instruments and Methods in Physics Research, A '''871''' (2017) 97–104, [[Media:Carlos' PITZ charge studies article in NIMA August 2017.pdf]]<br />
<br />
* Wei Liu, Matt Poelker, Xincun Peng, Shukui Zhang, and Marcy Stutzman, "''A comprehensive evaluation of factors that influence the spin polarization of electrons emitted from bulk GaAs photocathodes''", J. Appl. Phys., '''122''', 035703 (2017), [http://aip.scitation.org/doi/pdf/10.1063/1.4994306], [[Media:polarization study.pdf]]<br />
<br />
* Yoshitaka Taira, Shukui Zhang, "''Split in phase singularities of an optical vortex by off-axis diffraction through a simple circular aperture''", Opt. Lett. '''42''', 1373 (2017), [https://www.osapublishing.org/ol/abstract.cfm?uri=ol-42-7-1373 Opt. Lett., 42, 1373 (2017)]<br />
<br />
==2016==<br />
<br />
* Wei Liu, Yiqiao Chen, Wentao Lu, Aaron Moy, Matt Poelker, Marcy Stutzman, and Shukui Zhang, "''Record-level quantum efficiency from a high polarization strained GaAs/GaAsP superlattice photocathode with distributed Bragg reflector''", Appl. Phys. Lett. '''109''', 252104 (2016), [http://aip.scitation.org/doi/pdf/10.1063/1.4972180], [[media:DBR photocathode.pdf]]<br />
<br />
* Wei Liu, Shukui Zhang, Marcy Stutzman, and Matt Poelker, "''Effects of ion bombardment on bulk GaAs photocathodes with different surface-cleave planes''", Phys. Rev. Accel. Beams '''19''', 103402 (2016), [http://journals.aps.org/prab/pdf/10.1103/PhysRevAccelBeams.19.103402], [[media:ion implantation study.pdf]]<br />
<br />
* D. Abbott, P. Adderley, A. Adeyemi, P. Aguilera, M. Ali, H. Areti, M. Baylac, J. Benesch, G. Bosson, B. Cade, A. Camsonne, L. S. Cardman, J. Clark, P. Cole, S. Covert, C. Cuevas, O. Dadoun, D. Dale, H. Dong, J. Dumas, E. Fanchini, T. Forest, E. Forman, A. Freyberger, E. Froidefond, S. Golge, J. Grames, P. Guèye, J. Hansknecht, P. Harrell, J. Hoskins, C. Hyde, B. Josey, R. Kazimi, Y. Kim, D. Machie, K. Mahoney, R. Mammei, M. Marton, J. McCarter, M. McCaughan, M. McHugh, D. McNulty, K. E. Mesick, T. Michaelides, R. Michaels, B. Moffit, D. Moser, C. Muñoz Camacho, J.-F. Muraz, A. Opper, M. Poelker, J.-S. Réal, L. Richardson, S. Setiniyaz, M. Stutzman, R. Suleiman, C. Tennant, C. Tsai, D. Turner, M. Ungaro, A. Variola, E. Voutier, Y. Wang, and Y. Zhang, "''Production of Highly Polarized Positrons Using Polarized Electrons at MeV Energies''",<br />
** [http://journals.aps.org/prl/pdf/10.1103/PhysRevLett.116.214801 Phys. Rev. Lett., 116, 214801 (2016) ]<br />
** [https://arxiv.org/abs/1606.08877 arXiv:1606.08877 [physics.acc-ph]]<br />
** [[media:PhysRevLett.116.214801.pdf]]<br />
** [http://physics.aps.org/articles/v9/58 APS Focus article on PEPPo]<br />
** [http://www.dailypress.com/news/science/dp-nws-positrons-jeff-lab-20160612-story.html Daily Press article on PEPPo]<br />
<br />
* B. Roberts, F. Hannon, M. M. Ali, E. Forman, J. Grames, R. Kazimi, W. Moore, M. Pablo, M. Poelker, A. Sanchez, and D. Speirs, "''Harmonically resonant cavity as a bunch-length monitor''", Phys. Rev. Accel. Beams '''19''', 052801 (2016), [http://journals.aps.org/prab/abstract/10.1103/PhysRevAccelBeams.19.052801], [[Media:CEBAF harmonically resonant cavity bunchlength monitor.pdf]]<br />
<br />
* C. Hernandez-Garcia, M. Poelker, and J. Hansknecht, "''High Voltage Studies of Inverted-geometry Ceramic Insulators for a 350kV dc Polarized Electron Gun''", IEEE Transactions on Dielectrics and Electrical Insulation, Vol. 23, No. 1; February 2016 [http://ieeexplore.ieee.org/stamp/stamp.jsp?tp=&arnumber=7422586&tag=1], [[Media:High voltage studies in print.pdf]] <br />
<br />
* Md Abdullah A. Mamun, Abdelmageed A. Elmustafa, Carlos Hernandez-Garcia, Russell Mammei, and Matthew Poelker, "''Effect of Sb thickness on the performance of bialkali-antimonide photocathodes''", J. Vac. Sci. Technol. A '''34''' 021509 (2016), [http://scitation.aip.org/content/avs/journal/jvsta/34/2/10.1116/1.4939563], [[Media:alkali-antimonide study - long paper.pdf]]<br />
<br />
==2015==<br />
<br />
* M. A. Mamun, C. Hernandez-Garcia, M. Poelker, and A. A. Elmustafa, "''Correlation of CsK<sub>2</sub>Sb photocathode lifetime with antimony thickness''", [http://scitation.aip.org/content/aip/journal/aplmater/3/6/10.1063/1.4922319 APL Materials '''3''', 066103 (2015)], [[Media:CsK<sub>2</sub>Sb using effusion source_short paper.pdf]]<br />
<br />
* Mahzad BastaniNejad, Abdelmageed A. Elmustafa, Eric Forman, Steven Covert, John Hansknecht, Carlos Hernandez-Garcia, Matthew Poelker, Lopa Das, Michael Kelley and Phillip Williams, "''Evaluation of electropolished stainless steel electrodes for use in DC high voltage photoelectron guns''", [http://scitation.aip.org/content/avs/journal/jvsta/33/4/10.1116/1.4920984 J. Vac. Sci. Technol. A '''33''' 041401 (2015)], [[Media:EP electrode study_in print.pdf]]<br />
<br />
* Md Abdullah A. Mamun, Abdelmageed A. Elmustafa, Rhys Taus, Eric Forman and Matthew Poelker, "''TiN coated aluminum electrodes for DC high voltage electron guns''", [http://scitation.aip.org/content/avs/journal/jvsta/33/3/10.1116/1.4916574 J. Vac. Sci. Technol. A '''33''', 031604 (2015)], [[Media:TiN coated aluminum electrodes_in print.pdf]]<br />
<br />
==2014==<br />
<br />
* M. BastaniNejad, A. A. Elmustafa, E. Forman, J. Clark, S. Covert, J. Grames, J. Hansknecht, C. Hernandez-Garcia, M. Poelker, R. Suleiman, "''Improving the Performance of Stainless-Steel DC High Voltage Photoelectron Gun Cathode Electrodes via Gas Conditioning with Helium or Krypton''", [http://www.sciencedirect.com/science/article/pii/S0168900214006755 Nuclear Instruments and Methods in Physics Research A '''762''' 135 (2014)], [[Media:gas conditioning electrodes_in print.pdf]]<br />
<br />
* Md Abdullah A. Mamun, Abdelmageed A. Elmustafa, Marcy L. Stutzman, Philip A. Adderley, and Matthew Poelker, "''Effect of heat treatments and coatings on the outgassing rate of stainless steel chambers''”, Journal of Vacuum Science & Technology A '''32''', 021604 (2014) [https://avs.scitation.org/doi/10.1116/1.4853795], [[media:outgassing rate paper_in print.pdf]] <br />
<br />
* J. L. McCarter, A. Afanasev, T. J. Gay, J. Hansknecht, A. Kechiantz, M. Poelker, "''Measurement of Electron Beam Polarization from Unstrained GaAs via Two-Photon Photoemission''", [http://www.sciencedirect.com/science/article/pii/S0168900213016185 Nucl. Instr. and Meth. '''A738''', 149 (2014)], [[media:two photon paper_in print.pdf]]<br />
<br />
==2013==<br />
<br />
* THE INTERNATIONAL LINEAR COLLIDER, Technical Design Report | Volume 3.ii: Accelerator Baseline Design, see Chapter 4 [https://arxiv.org/ftp/arxiv/papers/1306/1306.6328.pdf]<br />
<br />
* N. B. Clayburn, J. L. McCarter, J. M. Dreiling, M. Poelker, D. M. Ryan, and T. J. Gay, "''Search for spin-polarized photoemission from GaAs using light with orbital angular momentum''", [http://prb.aps.org/abstract/PRB/v87/i3/e035204 Phys. Rev. B '''87''', 035204 (2013) [8 pages] ] [[media:twisted light paper_in print.pdf]]<br />
<br />
* R. Mammei, R. Suleiman, J. Feingold, P. A. Adderley, J. Clark, S. Covert, J. Grames, J. Hansknecht, D. Machie, M. Poelker, T. Rao, J. Smedley, J. Walsh, J. McCarter, M. Ruiz-Osés,"''Charge Lifetime Measurements at High Average Current Using a K2CsSb Photocathode inside a DC High Voltage Photogun''", [http://journals.aps.org/prstab/pdf/10.1103/PhysRevSTAB.16.033401 Phys. Rev. ST Accel. Beams, '''16''', 033401 (2013)], [[media:CsK2Sb lifetime_in print.pdf]]<br />
<br />
==2012==<br />
<br />
* "''An Engineering Guide To Photoinjectors''", editors Triveni Rao and David H. Dowell. Chapter 8 on polarized electrons by M. Poelker, [https://arxiv.org/ftp/arxiv/papers/1403/1403.7539.pdf], [[media:An Engineering Guide to Photoinjectors.pdf]]<br />
<br />
* B. Roberts, R.R. Mammei, M. Poelker, J.L. McCarter, "''Compact non-invasive electron bunch-length monitor''", [http://prst-ab.aps.org/abstract/PRSTAB/v15/i12/e122802 Phys. Rev. ST Accel. Beams '''15''', 122802 (2012) [7 pages] ], [[media:harmonic resonant cavity_in print.pdf]]<br />
<br />
* M. BastaniNejad, Md. Abdullah Mohamed, A. A. Elmustafa, P. Adderley, J. Clark, S. Covert, J. Hansknecht, C. Hernandez-Garcia, M. Poelker, R. Mammei, K. Surles-Law, and P. Williams, "''Evaluation of niobium as candidate electrode material for dc high voltage photoelectron guns''", [http://prst-ab.aps.org/abstract/PRSTAB/v15/i8/e083502 Phys. Rev. ST Accel. Beams '''15''', 083502 (2012) [11 pages]], [[media:niobium electrodes_in print.pdf]]<br />
<br />
* M. BastaniNejad, Md. Abdullah Mohamed, A. A. Elmustafa, P. Adderley, J. Clark, S. Covert, J. Hansknecht, C. Hernandez-Garcia, M. Poelker, R. Mammei, K. Surles-Law, and P. Williams, "''Erratum: Evaluation of niobium as candidate electrode material for dc high voltage photoelectron guns [Phys. Rev. ST Accel. Beams 15, 083502 (2012)]''", [http://journals.aps.org/prstab/pdf/10.1103/PhysRevSTAB.17.029901 Phys. Rev. ST Accel. Beams '''17''', 029901 (2014) [1 page]], [[media:erratum niobium electrode paper_corrected values for the emission area of field emitters.pdf]] <br />
<br />
* V. Shutthanandan, Z. Zhu, M.L. Stutzman, F.E. Hannon, C. Hernandez-Garcia, M.I. Nandasiri, S.V.N.T. Kuchibhatla, S. Thevuthasan, and W.P. Hess "''Surface science analysis of GaAs photocathodes following sustained electron beam delivery''", [http://journals.aps.org/prstab/abstract/10.1103/PhysRevSTAB.15.063501 Phys. Rev. ST Accel. Beams '''15''', 063501 (2012)]] [[media:analysis of used photocathodes_in print.pdf]]<br />
<br />
==2011==<br />
<br />
* J. Grames, R. Suleiman, P. A. Adderley, J. Clark, J. Hansknecht, D. Machie, M. Poelker, and M. L. Stutzman, "''Charge and fluence lifetime measurements of a DC high voltage GaAs photogun at high average current''", [http://journals.aps.org/prstab/pdf/10.1103/PhysRevSTAB.14.043501 Phys. Rev. ST Accel. Beams '''14''', 043501 (2011)], [[media:high current lifetime_in print.pdf]]<br />
<br />
* Y C Chao, M Drury, C Hovater, A Hutton, G A Krafft, M Poelker, C Reece and M Tiefenback, Chapter 15: "CEBAF Accelerator Achievements" in "New Insights into the Structure of Matter: The First Decade of Science at Jefferson Lab" https://iopscience.iop.org/issue/1742-6596/299/1 [[media:CEBAF Accelerator Achievements.pdf]]<br />
<br />
==2010==<br />
<br />
* P. A. Adderley, J. Clark, J. Grames, J. Hansknecht, K. Surles-Law, D. Machie, M. Poelker, M. L. Stutzman, and R. Suleiman, "''Load-locked dc high voltage GaAs photogun with an inverted-geometry ceramic insulator''", [http://journals.aps.org/prstab/abstract/10.1103/PhysRevSTAB.13.010101 Phys. Rev. ST Accel. Beams '''13''', 010101 (2010)], [[media:invgun_in print.pdf]]<br />
<br />
* J.L. McCarter, M.L.Stutzman, K.W.Trantham, T.G.Anderson, A.M.Cook, and T.J.Gay, "''A low-voltage retarding-field Mott polarimeter for photocathode characterization''", [http://www.sciencedirect.com/science/article/pii/S0168900210003797 Nucl. Instr. and Meth., '''A618''' (2010) 30] [[media:miniMott_in print.pdf]]<br />
<br />
==2009==<br />
<br />
* J. Grames, J. Hansknect, M. Poelker, R. Suleiman, "''Jefferson Lab Injector Development for Next Generation Parity Violation Experiments''", European Journal of Hyperfine Interactions 2009 [[media: pavi09_suleiman.pdf]]<br />
<br />
==2007==<br />
<br />
* M. Poelker, J. Grames, J. Hansknecht, R. Kazimi, J. Musson, "''Generation of Electron Bunches at Low Repetition Rates Using a Beat-Frequency Technique''", [http://journals.aps.org/prstab/pdf/10.1103/PhysRevSTAB.10.053502 Phys. Rev. ST Accel. Beams '''10''', 053502 (2007)] [[media:beat frequency paper_in print.pdf]]<br />
<br />
* M.L. Stutzman, P. Adderley, J. Brittian, J. Clark, J. Grames, J. Hansknecht, G.R. Myneni, M. Poelker, "''Characterization of the CEBAF 100 kV DC GaAs Photoelectron Gun Vacuum System''", [http://www.sciencedirect.com/science/article/pii/S0168900207002689 Nucl. Instr. And Meth. '''A574''', 213 (2007)], [[media:CEBAF vacuum_in print.pdf]]<br />
<br />
* C. K. Sinclair, M. Poelker, P. A. Adderley, B. M. Dunham, J. C. Hansknecht, P. Hartmann, J. S. Price, P. M. Rutt, W. J. Schneider, and M. Steigerwald, "''A High Average Current Polarized Electron Source with Long Cathode Operational Lifetime''", [http://journals.aps.org/prstab/abstract/10.1103/PhysRevSTAB.10.023501 Phys. Rev. ST Accel. Beams '''10''', 023501 (2007)] [[media:CEBAF source paper_in print.pdf]]<br />
<br />
==2006==<br />
<br />
* J. Hansknecht and M. Poelker, "''Synchronous Photoinjection Using a Frequency-Doubled Gain-Switched Fiber-Coupled Seed Laser and ErYb-Doped Fiber Amplifier''", [http://journals.aps.org/prstab/abstract/10.1103/PhysRevSTAB.9.063501 Phys. Rev. ST Accel. Beams '''9''', 063501 (2006)] [[media:gain switched fiber laser MOPA_in print.pdf]]<br />
<br />
==2005==<br />
<br />
* M. Baylac, P. Adderley, J. Brittian, J. Clark, T. Day, J. Grames, J. Hansknecht, M. Poelker, M. Stutzman, A.S. Terekhov and A.T. Wu, "''The Effects of Atomic Hydrogen and Deuterium Exposure on High Polarization GaAs Photocathodes''", [http://journals.aps.org/prstab/abstract/10.1103/PhysRevSTAB.8.123501 Phys. Rev. ST Accel. Beams '''8''', 123501 (2005)] [[media:hydrogen cleaning paper_in print.pdf]]<br />
<br />
==2004==<br />
<br />
* J. M. Grames, C. K. Sinclair, J. Mitchell, E. Chudakov, H. Fenker, A. Freyberger, D. W. Higinbotham, M. Poelker, M. Steigerwald, M. Tiefenback, C. Cavata, S. Escoffier, F. Marie, T. Pussieux, P. Vernin, S. Danagoulian, V. Dharmawardane, R. Fatemi, K. Joo, M. Zeier, V. Gorbenko, R. Nasseripour, B. Raue, R. Suleiman, and B. Zihlmann, "''Unique electron polarimeter analyzing power comparison and precision spin-based energy measurement''", [http://journals.aps.org/prab/abstract/10.1103/PhysRevSTAB.7.042802 Phys. Rev. ST Accel. Beams '''7''', 042802 – Published 19 April 2004; Erratum Phys. Rev. ST Accel. Beams 13, 069901 (2010)] [[media:PhysRevSTAB.7.042802.pdf]]<br />
<br />
==2003==<br />
M.L. Stutzman, P. Adderley, M. Poelker, M. Baylac, J. Clark, A. Day, J. Grames, J. Hansknecht, G.R. Myneni, P.M. Rutt, C.K. Sinclair "''A Comparison of Outgassing Measurments for Three Vacuum Chamber Materials''", American Institute of Physcis (2003) 300 - 306 [[media: 2003 Hydrogen in vacuum.pdf]]<br />
<br />
==2002==<br />
==2001==<br />
==2000==<br />
==1999==<br />
==1998==<br />
<br />
* C. Hovater and M. Poelker, "''Injection Modelocked Ti-Sapphire Laser with Discreetly Variable Pulse Repetition Rates to 1.56 GHz''", [http://www.sciencedirect.com/science/article/pii/S0168900298009310 Nucl. Instr. And Meth. '''A418''', 280 (1998)] [[media:harmonic modelocked ti_sapphire laser_in print.pdf]]<br />
<br />
==1995==<br />
<br />
* M. Poelker, "''High Power Gain Switched Diode Laser Master Oscillator and Amplifier''", [http://scitation.aip.org/content/aip/journal/apl/67/19/10.1063/1.114585 Appl. Phys. Lett. 67, 2762 (1995)], [[media:gainswitched diode MOPA_in print.pdf]]</div>Poelkerhttps://wiki.jlab.org/ciswiki/index.php?title=File:Ben%27s_MOCVD_photocathode_paper.pdf&diff=30419File:Ben's MOCVD photocathode paper.pdf2023-12-13T14:08:24Z<p>Poelker: </p>
<hr />
<div></div>Poelkerhttps://wiki.jlab.org/ciswiki/index.php?title=CIS_Refereed_Publications&diff=30418CIS Refereed Publications2023-12-13T14:07:00Z<p>Poelker: </p>
<hr />
<div>==2023==<br />
<br />
* Benjamin Belfore, Adam Masters, Deewakar Poudel, Greg Blume, Stephen Polly, Erdong Wang, Seth M Hubbard, Marcy Stutzman, Joseph Michael Grames, Matt Poelker, Matt Grau, Sylvain Marsillac, "High figure of merit spin polarized electron sources grown via MOCVD," Appl. Phys. Lett. 123, 222102 (2023), https://doi.org/10.1063/5.0170106 [[media:Ben's MOCVD photocathode paper.pdf]]<br />
<br />
*Riad Suleiman, Vasiliy S. Morozov and Yaroslav S. Derbenev, "High precision fundamental physics experiments using compact spin-transparent storage rings of low energy polarized electron beams", Physics Letters B, Volume 843, 2023, 138058, ISSN 0370-2693, https://doi.org/10.1016/j.physletb.2023.138058. (https://www.sciencedirect.com/science/article/pii/S0370269323003921), [[media:spin transparent ring for eEDM measurement.pdf]]<br />
<br />
*S.A.K. Wijethunga, M.A. Mamun, R. Suleiman, P. Adderley, B. Bullard, J. Benesch, J.R. Delayen, J. Grames, C. Hernandez-Garcia, F. Hannon, G.A. Krafft, G. Palacios-Serrano, M. Poelker, M. Stefani, Y. Wang, and S. Zhang, "Generation and characterization of magnetized electron beam from a DC high voltage photogun for electron beam cooling application", Nucl. Instrum. and Meth A '''1051''' 168194 (2023), https://doi.org/10.1016/j.nima.2023.168194 [[media:magnetized beam in print.pdf]]<br />
<br />
*D. Neto, K. Bailey, J. F. Benesch, B. Cade, B. DiGiovine, A. Freyberger, J. M. Grames, A. Hofler, R. J. Holt, R. Kazimi, D. Meekins, M. McCaughan, D. Moser, T. O’Connor, M. Poelker, K. E. Rehm, S. Riordan, R. Suleiman, R. Talwar, and C. Ugalde, "Measuring the cross section of the 15N(α,γ)19F reaction using a single-fluid bubble chamber," https://journals.aps.org/prc/abstract/10.1103/PhysRevC.107.035801, https://arxiv.org/abs/2302.12760<br />
<br />
* P.A. Adderley, D. Bullard, Y.C. Chao, C.H. Gracia, J. Grames, J. Hansknecht, A. Hofler, R. Kazimi, J. Musson, C. Palatchi, K. Paschke, M. Poelker, G. Smith, M.L. Stutzman, R. Suleiman and Y. Wang, ''An overview of how parity-violating electron-scattering experiments are performed at CEBAF'', Nucl. Instrum. and Meth A '''1046''', 167710 (2023), https://doi.org/10.1016/j.nima.2022.167710<br />
<br />
==2022==<br />
* Robert Pearce, Xi Li, John Vennekate, Gianluigi Ciovati and Charles Bott, ''Electron beam treatment for the removal of 1,4-dioxane in water and wastewater'', Water Sci Technol 2022; wst2022407. doi: https://doi.org/10.2166/wst.2022.407, [[media:1,4dioxane removal at UITF.pdf]]<br />
<br />
* J. Arrington, M. Battaglieri, A. Boehnlein, S.A. Bogacz, W.K. Brooks, E. Chudakov, I. Cloët, R. Ent, H. Gao, J. Grames, L. Harwood, X. Ji, C. Keppel, G. Krafft, R.D. McKeown, J. Napolitano, J.W. Qiu, P. Rossi, M. Schram, S. Stepanyan, J. Stevens, A.P. Szczepaniak, N. Toro, X. Zheng, ''Physics with CEBAF at 12 GeV and future opportunities'', Progress in Particle and Nuclear Physics, 2022, 103985, ISSN 0146-6410, https://doi.org/10.1016/j.ppnp.2022.103985; (Also posted on arxiv: https://arxiv.org/abs/2112.00060)<br />
<br />
* S. A. K. Wijethunga, M. A. Mamun, R. Suleiman, C. Hernandez-Garcia, B. Bullard, J. R. Delayen, J. Grames, G. A. Krafft, G. Palacios-Serrano, and M. Poelker, "''Improving the electrostatic design of the Jefferson Lab 300 kV DC photogun''", Rev. Sci. Instrum. '''93''', 073303 (2022); https://aip.scitation.org/doi/10.1063/5.0091134 [[media:Sajini offset anode.pdf]]<br />
<br />
* Xi Li, Helmut Baumgart, Charles Bott, Gianluigi Ciovati, Shaun Gregory, Fay Hannon, Mike McCaughan, Robert Pearce, Matthew Poelker, Hannes Vennekate, and Shaoheng Wang, "''Design and commissioning of an e-beam irradiation beamline at the Upgraded Injector Test Facility at Jefferson Lab''", Nucl. Inst. and Meth. '''A1039''', 167093 (2022); https://doi.org/10.1016/j.nima.2022.167093 [[media:Xi's UITF water irradiation NIM paper.pdf]]<br />
<br />
==2021==<br />
<br />
==2020==<br />
<br />
* Wei Liu, Matt Poelker, John Smedley, Romain Ganter, Chapter 7 "''Photocathodes''" in the book ''Modern Developments in Vacuum Electron Sources'', [[media:Chapter 7.pdf]], Editors: Georg Gaertner, Wolfram Knapp, Richard G. Forbes, SSN 0303-4216ISSN 1437-0859 (electronic) Topics in Applied Physics ISBN 978-3-030-47290-0ISBN 978-3-030-47291-7 (eBook) https://doi.org/10.1007/978-3-030-47291-7 Springer Nature Switzerland AG 2020<br />
<br />
* Y. Wang, M. A. Mamun, P. Adderley, B. Bullard, J. Grames, J. Hansknecht, C. Hernandez-Garcia, R. Kazimi, G. A. Krafft, G. Palacios-Serrano, M. Poelker, M. L. Stutzman, R. Suleiman, M. Tiefenback, S. Wijethunga, J. Yoskowitz, and S. Zhang, "''Thermal emittance and lifetime of alkali-antimonide photocathodes grown on GaAs and molybdenum substrates evaluated in a -300 kV dc photogun''", Phys. Rev. Accel. Beams '''23''', 103401, Published 7 October 2020 [https://journals.aps.org/prab/abstract/10.1103/PhysRevAccelBeams.23.103401], [[media:Yan's photocathode paper_PRAB.pdf]]<br />
<br />
* J. M. Grames, C. K. Sinclair, M. Poelker, X. Roca-Maza, M. L. Stutzman, R. Suleiman, Md. A. Mamun, M. McHugh, D. Moser, J. Hansknecht, B. Moffit, and T. J. Gay, "''High precision 5 MeV Mott polarimeter''", [https://journals.aps.org/prc/abstract/10.1103/PhysRevC.102.015501 Phys. Rev. C 102, 015501] – Published 6 July 2020 [[media:PhysRevC.102.015501.pdf]]<br />
<br />
*G.Ciovati, M.Drury, J.Fischer, M.Stutzman and S.Suhring, “''Reduction of waveguide vacuum trips in CEBAF accelerating cavities with a combination ion pump and non-evaporable getter pump''” [[media:GigiNIM2020.pdf]] Nucl. Instrum. and Meth A964, (2020), 163788. <br />
<br />
*Xincun Peng, Matt Poelker, Marcy Stutzman, Bin Tang, Shukui Zhang, and Jijun Zou, "''Mie-type GaAs nanopillar array resonators for negative electron affinity photocathodes''", collaboration between Engineering Research Center of New Energy Technology of Jiangxi Province, East China University of Technology, Nanchang 330013, China and Thomas Jefferson National Accelerator Facility, 12000 Jefferson Avenue, Newport News, Virginia 23606,USA; Opt. Express '''28'''(2), 860-874 (2020); https://www.osapublishing.org/DirectPDFAccess/11F39DCB-BEE0-C06D-739FEF3676B92DCF_425659/oe-28-2-860.pdf?da=1&id=425659&seq=0&mobile=no; [[media:nanostructured photocathode paper_theoretical study.pdf]]<br />
<br />
==2019==<br />
* Xincun Peng, Zhidong Wang, Yun Liu, Dennis M. Manos, Matt Poelker, Marcy Stutzman, Bin Tang, Shukui Zhang, and Jijun Zou, "''Optical-Resonance-Enhanced Photoemission from Nanostructured GaAs Photocathodes''", Phys. Rev. Applied '''12''', 064002 (2019), https://journals.aps.org/prapplied/abstract/10.1103/PhysRevApplied.12.064002, [[media:nanostructured photocathode paper_experimental results.pdf]]<br />
<br />
* Mark Stefani and Fay Hannon,"''Longitudinal bunch profile diagnostic for magnetized electron beams''", Phys. Rev. Accel. Beams '''22''', 112802 (2019); DOI: 10.1103/PhysRevAccelBeams.22.112802; [[media:Mark and Ray rf deflector paper.pdf]]<br />
<br />
* Fay Hannon and Mark Stefani, "''Transverse uncorrelated emittance diagnosticfor magnetized electron beams''", Phys. Rev. Accel. Beams '''22''',102801 (2019), https://journals.aps.org/prab/pdf/10.1103/PhysRevAccelBeams.22.102801 <br />
<br />
* C. Hernandez-Garcia, B. Bullard, J. Benesch, J. Grames, J. Gubeli, F. Hannon, J. Hansknecht, J. Jordan, R. Kazimi, G. A. Krafft, M. A. Mamun, M. Poelker, M. L. Stutzman, R. Suleiman, M. Tiefenback, Y. Wang, and S. Zhang (Thomas Jefferson National Accelerator Facility, Newport News, Virginia 23606, USA); A. Valerio Lizarraga (Facultad de Ciencias Físico-matemáticas Universidad Autónoma de Sinaloa, Culiacán 80010, Mexico); R. Montoya Soto (Departamento de Física, Universidad de Guanajuato, León 37150, Mexico); A. Canales Ramos (Universidad Nacional Autónoma de Mexico, Mexico City 04510, Mexico), G. Palacios-Serrano, S. Wijethunga, J. T. Yoskowitz (Old Dominion University, Norfolk, Virginia 23529, USA) "''Compact −300kV dc inverted insulator photogun with biased anode and alkali-antimonide photocathode''", Phys. Rev. Accel. Beams '''22''', 113401 (2019), DOI:10.1103/PhysRevAccelBeams.22.113401, https://journals.aps.org/prab/pdf/10.1103/PhysRevAccelBeams.22.113401, [[media:GTS paper published in PRAB 2019.pdf]]<br />
<br />
* Wei Liu and Erdong Wang, "''Monte Carlo modeling of thin GaAs photocathodes,''" J. Appl. Phys. '''126''', 075706 (2019); https://doi.org/10.1063/1.5113804, [[media:modeling thin GaAs photocathodes.pdf]], Wei and Erdong modeled QE data obtained at JLab using the original hydrogen cleaning chamber, SPIRE/Bandwidth Semiconductor samples, MOCVD-grown bulk GaAs wafers with different thickness and dopant density.<br />
<br />
== 2018 ==<br />
* G. Palacios-Serrano, F. Hannon, C. Hernandez-Garcia, M. Poelker, and H. Baumgart, "''Electrostatic design and conditioning of a triple point junction shield for a -200 kV DC high voltage photogun,''" Review of Scientific Instruments '''89''', 104703 (2018), doi: 10.1063/1.5048700, view online:[https://aip.scitation.org/doi/pdf/10.1063/1.5048700?class=pdf text], [[media:COMSOL modeling of 200kV gun.pdf]]<br />
<br />
* K. Aulenbacher, E. Chudakov, D. Gaskell, J. Grames, and K.D. Paschke, "''Precision electron beam polarimetry for next generation nuclear physics experiments''", International Journal of Modern Physics E, '''27''', 7 (2018) 1830004 (57 pages) DOI: 10.1142/S0218301318300047 [https://www.worldscientific.com/doi/abs/10.1142/S0218301318300047 On-Line] [[media:IJMPE_27_7_2018.pdf]]<br />
<br />
* Wei Liu, Yiqiao Chen, Aaron Moy, Matthew Poelker, Marcy Stutzman, and Shukui Zhang, "''Evaluation of GaAsSb/AlGaAs strained superlattice photocathodes,''" AIP Advances '''8''', 075308 (2018); doi: 10.1063/1.5040593, View online: [https://doi.org/10.1063/1.5040593], [[media:GaAsSb_AlGaAs photocathode study.pdf]]<br />
<br />
* Marcy L. Stutzman, Philip A. Adderley, Md. Abdullah A. Mamun, and Matt Poelker, "''Nonevaporable getter coating chambers for extreme high vacuum,''" J. Vac. Sci. Technol. A '''36''', 031603 (2018) [https://avs.scitation.org/doi/full/10.1116/1.5010154],[[media:NEG coating chambers for extreme high vacuum.pdf]]<br />
<br />
== 2017 ==<br />
* M.A. Mamun, M. R. Hernandez-Flores, E. Morales, C. Hernandez-Garcia, and M. Poelker, "''Temperature Dependence of Alkali-Antimonide Photocathodes: Evaluation at Cryogenic Temperatures,''" Phys. Rev. Accel. Beams '''20''', 103403 (2017), [https://journals.aps.org/prab/abstract/10.1103/PhysRevAccelBeams.20.103403], [[media:Temperature dependence CsK2Sb photocathodes.pdf]]<br />
<br />
* C. Hernandez-Garcia, D. Bullard, F. Hannon, Y. Wang and M. Poelker, “''High voltage performance of a dc photoemission electron gun with centrifugal barrel-polished electrodes''”, Rev. Sci. Instrum. '''88''', 093303 (2017), [http://aip.scitation.org/doi/full/10.1063/1.4994794], [[media:Barrel polishing paper.pdf]]<br />
<br />
* C. Hernandez-Garcia, M. Krasilnikov, et al., "''Charge production studies from Cs<sub>2</sub>Te photocathodes in a normal conducting RF gun''", Nuclear Instruments and Methods in Physics Research, A '''871''' (2017) 97–104, [[Media:Carlos' PITZ charge studies article in NIMA August 2017.pdf]]<br />
<br />
* Wei Liu, Matt Poelker, Xincun Peng, Shukui Zhang, and Marcy Stutzman, "''A comprehensive evaluation of factors that influence the spin polarization of electrons emitted from bulk GaAs photocathodes''", J. Appl. Phys., '''122''', 035703 (2017), [http://aip.scitation.org/doi/pdf/10.1063/1.4994306], [[Media:polarization study.pdf]]<br />
<br />
* Yoshitaka Taira, Shukui Zhang, "''Split in phase singularities of an optical vortex by off-axis diffraction through a simple circular aperture''", Opt. Lett. '''42''', 1373 (2017), [https://www.osapublishing.org/ol/abstract.cfm?uri=ol-42-7-1373 Opt. Lett., 42, 1373 (2017)]<br />
<br />
== 2016 ==<br />
* Wei Liu, Yiqiao Chen, Wentao Lu, Aaron Moy, Matt Poelker, Marcy Stutzman, and Shukui Zhang, "''Record-level quantum efficiency from a high polarization strained GaAs/GaAsP superlattice photocathode with distributed Bragg reflector''", Appl. Phys. Lett. '''109''', 252104 (2016), [http://aip.scitation.org/doi/pdf/10.1063/1.4972180], [[media:DBR photocathode.pdf]]<br />
<br />
* Wei Liu, Shukui Zhang, Marcy Stutzman, and Matt Poelker, "''Effects of ion bombardment on bulk GaAs photocathodes with different surface-cleave planes''", Phys. Rev. Accel. Beams '''19''', 103402 (2016), [http://journals.aps.org/prab/pdf/10.1103/PhysRevAccelBeams.19.103402], [[media:ion implantation study.pdf]]<br />
<br />
* D. Abbott, P. Adderley, A. Adeyemi, P. Aguilera, M. Ali, H. Areti, M. Baylac, J. Benesch, G. Bosson, B. Cade, A. Camsonne, L. S. Cardman, J. Clark, P. Cole, S. Covert, C. Cuevas, O. Dadoun, D. Dale, H. Dong, J. Dumas, E. Fanchini, T. Forest, E. Forman, A. Freyberger, E. Froidefond, S. Golge, J. Grames, P. Guèye, J. Hansknecht, P. Harrell, J. Hoskins, C. Hyde, B. Josey, R. Kazimi, Y. Kim, D. Machie, K. Mahoney, R. Mammei, M. Marton, J. McCarter, M. McCaughan, M. McHugh, D. McNulty, K. E. Mesick, T. Michaelides, R. Michaels, B. Moffit, D. Moser, C. Muñoz Camacho, J.-F. Muraz, A. Opper, M. Poelker, J.-S. Réal, L. Richardson, S. Setiniyaz, M. Stutzman, R. Suleiman, C. Tennant, C. Tsai, D. Turner, M. Ungaro, A. Variola, E. Voutier, Y. Wang, and Y. Zhang, "''Production of Highly Polarized Positrons Using Polarized Electrons at MeV Energies''",<br />
** [http://journals.aps.org/prl/pdf/10.1103/PhysRevLett.116.214801 Phys. Rev. Lett., 116, 214801 (2016) ]<br />
** [https://arxiv.org/abs/1606.08877 arXiv:1606.08877 [physics.acc-ph]]<br />
** [[media:PhysRevLett.116.214801.pdf]]<br />
** [http://physics.aps.org/articles/v9/58 APS Focus article on PEPPo]<br />
** [http://www.dailypress.com/news/science/dp-nws-positrons-jeff-lab-20160612-story.html Daily Press article on PEPPo]<br />
<br />
* B. Roberts, F. Hannon, M. M. Ali, E. Forman, J. Grames, R. Kazimi, W. Moore, M. Pablo, M. Poelker, A. Sanchez, and D. Speirs, "''Harmonically resonant cavity as a bunch-length monitor''", Phys. Rev. Accel. Beams '''19''', 052801 (2016), [http://journals.aps.org/prab/abstract/10.1103/PhysRevAccelBeams.19.052801], [[Media:CEBAF harmonically resonant cavity bunchlength monitor.pdf]]<br />
<br />
* C. Hernandez-Garcia, M. Poelker, and J. Hansknecht, "''High Voltage Studies of Inverted-geometry Ceramic Insulators for a 350kV dc Polarized Electron Gun''", IEEE Transactions on Dielectrics and Electrical Insulation, Vol. 23, No. 1; February 2016 [http://ieeexplore.ieee.org/stamp/stamp.jsp?tp=&arnumber=7422586&tag=1], [[Media:High voltage studies in print.pdf]] <br />
<br />
* Md Abdullah A. Mamun, Abdelmageed A. Elmustafa, Carlos Hernandez-Garcia, Russell Mammei, and Matthew Poelker, "''Effect of Sb thickness on the performance of bialkali-antimonide photocathodes''", J. Vac. Sci. Technol. A '''34''' 021509 (2016), [http://scitation.aip.org/content/avs/journal/jvsta/34/2/10.1116/1.4939563], [[Media:alkali-antimonide study - long paper.pdf]]<br />
<br />
== 2015 ==<br />
* M. A. Mamun, C. Hernandez-Garcia, M. Poelker, and A. A. Elmustafa, "''Correlation of CsK<sub>2</sub>Sb photocathode lifetime with antimony thickness''", [http://scitation.aip.org/content/aip/journal/aplmater/3/6/10.1063/1.4922319 APL Materials '''3''', 066103 (2015)], [[Media:CsK<sub>2</sub>Sb using effusion source_short paper.pdf]]<br />
<br />
* Mahzad BastaniNejad, Abdelmageed A. Elmustafa, Eric Forman, Steven Covert, John Hansknecht, Carlos Hernandez-Garcia, Matthew Poelker, Lopa Das, Michael Kelley and Phillip Williams, "''Evaluation of electropolished stainless steel electrodes for use in DC high voltage photoelectron guns''", [http://scitation.aip.org/content/avs/journal/jvsta/33/4/10.1116/1.4920984 J. Vac. Sci. Technol. A '''33''' 041401 (2015)], [[Media:EP electrode study_in print.pdf]]<br />
<br />
* Md Abdullah A. Mamun, Abdelmageed A. Elmustafa, Rhys Taus, Eric Forman and Matthew Poelker, "''TiN coated aluminum electrodes for DC high voltage electron guns''", [http://scitation.aip.org/content/avs/journal/jvsta/33/3/10.1116/1.4916574 J. Vac. Sci. Technol. A '''33''', 031604 (2015)], [[Media:TiN coated aluminum electrodes_in print.pdf]]<br />
<br />
== 2014 ==<br />
<br />
* M. BastaniNejad, A. A. Elmustafa, E. Forman, J. Clark, S. Covert, J. Grames, J. Hansknecht, C. Hernandez-Garcia, M. Poelker, R. Suleiman, "''Improving the Performance of Stainless-Steel DC High Voltage Photoelectron Gun Cathode Electrodes via Gas Conditioning with Helium or Krypton''", [http://www.sciencedirect.com/science/article/pii/S0168900214006755 Nuclear Instruments and Methods in Physics Research A '''762''' 135 (2014)], [[Media:gas conditioning electrodes_in print.pdf]]<br />
<br />
* Md Abdullah A. Mamun, Abdelmageed A. Elmustafa, Marcy L. Stutzman, Philip A. Adderley, and Matthew Poelker, "''Effect of heat treatments and coatings on the outgassing rate of stainless steel chambers''”, Journal of Vacuum Science & Technology A '''32''', 021604 (2014) [https://avs.scitation.org/doi/10.1116/1.4853795], [[media:outgassing rate paper_in print.pdf]] <br />
<br />
* J. L. McCarter, A. Afanasev, T. J. Gay, J. Hansknecht, A. Kechiantz, M. Poelker, "''Measurement of Electron Beam Polarization from Unstrained GaAs via Two-Photon Photoemission''", [http://www.sciencedirect.com/science/article/pii/S0168900213016185 Nucl. Instr. and Meth. '''A738''', 149 (2014)], [[media:two photon paper_in print.pdf]]<br />
<br />
== 2013 ==<br />
<br />
* THE INTERNATIONAL LINEAR COLLIDER, Technical Design Report | Volume 3.ii: Accelerator Baseline Design, see Chapter 4 [https://arxiv.org/ftp/arxiv/papers/1306/1306.6328.pdf]<br />
<br />
* N. B. Clayburn, J. L. McCarter, J. M. Dreiling, M. Poelker, D. M. Ryan, and T. J. Gay, "''Search for spin-polarized photoemission from GaAs using light with orbital angular momentum''", [http://prb.aps.org/abstract/PRB/v87/i3/e035204 Phys. Rev. B '''87''', 035204 (2013) [8 pages] ] [[media:twisted light paper_in print.pdf]]<br />
<br />
* R. Mammei, R. Suleiman, J. Feingold, P. A. Adderley, J. Clark, S. Covert, J. Grames, J. Hansknecht, D. Machie, M. Poelker, T. Rao, J. Smedley, J. Walsh, J. McCarter, M. Ruiz-Osés,"''Charge Lifetime Measurements at High Average Current Using a K2CsSb Photocathode inside a DC High Voltage Photogun''", [http://journals.aps.org/prstab/pdf/10.1103/PhysRevSTAB.16.033401 Phys. Rev. ST Accel. Beams, '''16''', 033401 (2013)], [[media:CsK2Sb lifetime_in print.pdf]]<br />
<br />
== 2012 ==<br />
<br />
* "''An Engineering Guide To Photoinjectors''", editors Triveni Rao and David H. Dowell. Chapter 8 on polarized electrons by M. Poelker, [https://arxiv.org/ftp/arxiv/papers/1403/1403.7539.pdf], [[media:An Engineering Guide to Photoinjectors.pdf]]<br />
<br />
* B. Roberts, R.R. Mammei, M. Poelker, J.L. McCarter, "''Compact non-invasive electron bunch-length monitor''", [http://prst-ab.aps.org/abstract/PRSTAB/v15/i12/e122802 Phys. Rev. ST Accel. Beams '''15''', 122802 (2012) [7 pages] ], [[media:harmonic resonant cavity_in print.pdf]]<br />
<br />
* M. BastaniNejad, Md. Abdullah Mohamed, A. A. Elmustafa, P. Adderley, J. Clark, S. Covert, J. Hansknecht, C. Hernandez-Garcia, M. Poelker, R. Mammei, K. Surles-Law, and P. Williams, "''Evaluation of niobium as candidate electrode material for dc high voltage photoelectron guns''", [http://prst-ab.aps.org/abstract/PRSTAB/v15/i8/e083502 Phys. Rev. ST Accel. Beams '''15''', 083502 (2012) [11 pages]], [[media:niobium electrodes_in print.pdf]]<br />
<br />
* M. BastaniNejad, Md. Abdullah Mohamed, A. A. Elmustafa, P. Adderley, J. Clark, S. Covert, J. Hansknecht, C. Hernandez-Garcia, M. Poelker, R. Mammei, K. Surles-Law, and P. Williams, "''Erratum: Evaluation of niobium as candidate electrode material for dc high voltage photoelectron guns [Phys. Rev. ST Accel. Beams 15, 083502 (2012)]''", [http://journals.aps.org/prstab/pdf/10.1103/PhysRevSTAB.17.029901 Phys. Rev. ST Accel. Beams '''17''', 029901 (2014) [1 page]], [[media:erratum niobium electrode paper_corrected values for the emission area of field emitters.pdf]] <br />
<br />
* V. Shutthanandan, Z. Zhu, M.L. Stutzman, F.E. Hannon, C. Hernandez-Garcia, M.I. Nandasiri, S.V.N.T. Kuchibhatla, S. Thevuthasan, and W.P. Hess "''Surface science analysis of GaAs photocathodes following sustained electron beam delivery''", [http://journals.aps.org/prstab/abstract/10.1103/PhysRevSTAB.15.063501 Phys. Rev. ST Accel. Beams '''15''', 063501 (2012)]] [[media:analysis of used photocathodes_in print.pdf]]<br />
<br />
== 2011 ==<br />
<br />
* J. Grames, R. Suleiman, P. A. Adderley, J. Clark, J. Hansknecht, D. Machie, M. Poelker, and M. L. Stutzman, "''Charge and fluence lifetime measurements of a DC high voltage GaAs photogun at high average current''", [http://journals.aps.org/prstab/pdf/10.1103/PhysRevSTAB.14.043501 Phys. Rev. ST Accel. Beams '''14''', 043501 (2011)], [[media:high current lifetime_in print.pdf]]<br />
<br />
* Y C Chao, M Drury, C Hovater, A Hutton, G A Krafft, M Poelker, C Reece and M Tiefenback, Chapter 15: "CEBAF Accelerator Achievements" in "New Insights into the Structure of Matter: The First Decade of Science at Jefferson Lab" https://iopscience.iop.org/issue/1742-6596/299/1 [[media:CEBAF Accelerator Achievements.pdf]]<br />
<br />
== 2010 ==<br />
<br />
* P. A. Adderley, J. Clark, J. Grames, J. Hansknecht, K. Surles-Law, D. Machie, M. Poelker, M. L. Stutzman, and R. Suleiman, "''Load-locked dc high voltage GaAs photogun with an inverted-geometry ceramic insulator''", [http://journals.aps.org/prstab/abstract/10.1103/PhysRevSTAB.13.010101 Phys. Rev. ST Accel. Beams '''13''', 010101 (2010)], [[media:invgun_in print.pdf]]<br />
<br />
* J.L. McCarter, M.L.Stutzman, K.W.Trantham, T.G.Anderson, A.M.Cook, and T.J.Gay, "''A low-voltage retarding-field Mott polarimeter for photocathode characterization''", [http://www.sciencedirect.com/science/article/pii/S0168900210003797 Nucl. Instr. and Meth., '''A618''' (2010) 30] [[media:miniMott_in print.pdf]]<br />
<br />
== 2009 ==<br />
<br />
* J. Grames, J. Hansknect, M. Poelker, R. Suleiman, "''Jefferson Lab Injector Development for Next Generation Parity Violation Experiments''", European Journal of Hyperfine Interactions 2009 [[media: pavi09_suleiman.pdf]]<br />
<br />
== 2007 ==<br />
<br />
* M. Poelker, J. Grames, J. Hansknecht, R. Kazimi, J. Musson, "''Generation of Electron Bunches at Low Repetition Rates Using a Beat-Frequency Technique''", [http://journals.aps.org/prstab/pdf/10.1103/PhysRevSTAB.10.053502 Phys. Rev. ST Accel. Beams '''10''', 053502 (2007)] [[media:beat frequency paper_in print.pdf]]<br />
<br />
* M.L. Stutzman, P. Adderley, J. Brittian, J. Clark, J. Grames, J. Hansknecht, G.R. Myneni, M. Poelker, "''Characterization of the CEBAF 100 kV DC GaAs Photoelectron Gun Vacuum System''", [http://www.sciencedirect.com/science/article/pii/S0168900207002689 Nucl. Instr. And Meth. '''A574''', 213 (2007)], [[media:CEBAF vacuum_in print.pdf]]<br />
<br />
* C. K. Sinclair, M. Poelker, P. A. Adderley, B. M. Dunham, J. C. Hansknecht, P. Hartmann, J. S. Price, P. M. Rutt, W. J. Schneider, and M. Steigerwald, "''A High Average Current Polarized Electron Source with Long Cathode Operational Lifetime''", [http://journals.aps.org/prstab/abstract/10.1103/PhysRevSTAB.10.023501 Phys. Rev. ST Accel. Beams '''10''', 023501 (2007)] [[media:CEBAF source paper_in print.pdf]]<br />
<br />
== 2006 ==<br />
<br />
*J. Hansknecht and M. Poelker, "''Synchronous Photoinjection Using a Frequency-Doubled Gain-Switched Fiber-Coupled Seed Laser and ErYb-Doped Fiber Amplifier''", [http://journals.aps.org/prstab/abstract/10.1103/PhysRevSTAB.9.063501 Phys. Rev. ST Accel. Beams '''9''', 063501 (2006)] [[media:gain switched fiber laser MOPA_in print.pdf]]<br />
<br />
== 2005 ==<br />
* M. Baylac, P. Adderley, J. Brittian, J. Clark, T. Day, J. Grames, J. Hansknecht, M. Poelker, M. Stutzman, A.S. Terekhov and A.T. Wu, "''The Effects of Atomic Hydrogen and Deuterium Exposure on High Polarization GaAs Photocathodes''", [http://journals.aps.org/prstab/abstract/10.1103/PhysRevSTAB.8.123501 Phys. Rev. ST Accel. Beams '''8''', 123501 (2005)] [[media:hydrogen cleaning paper_in print.pdf]]<br />
<br />
== 2004 ==<br />
* J. M. Grames, C. K. Sinclair, J. Mitchell, E. Chudakov, H. Fenker, A. Freyberger, D. W. Higinbotham, M. Poelker, M. Steigerwald, M. Tiefenback, C. Cavata, S. Escoffier, F. Marie, T. Pussieux, P. Vernin, S. Danagoulian, V. Dharmawardane, R. Fatemi, K. Joo, M. Zeier, V. Gorbenko, R. Nasseripour, B. Raue, R. Suleiman, and B. Zihlmann, "''Unique electron polarimeter analyzing power comparison and precision spin-based energy measurement''", [http://journals.aps.org/prab/abstract/10.1103/PhysRevSTAB.7.042802 Phys. Rev. ST Accel. Beams '''7''', 042802 – Published 19 April 2004; Erratum Phys. Rev. ST Accel. Beams 13, 069901 (2010)] [[media:PhysRevSTAB.7.042802.pdf]]<br />
<br />
== 2003 ==<br />
<br />
M.L. Stutzman, P. Adderley, M. Poelker, M. Baylac, J. Clark, A. Day, J. Grames, J. Hansknecht, G.R. Myneni, P.M. Rutt, C.K. Sinclair "''A Comparison of Outgassing Measurments for Three Vacuum Chamber Materials''", American Institute of Physcis (2003) 300 - 306 [[media: 2003 Hydrogen in vacuum.pdf]]<br />
<br />
== 2002 ==<br />
<br />
<br />
== 2001 ==<br />
<br />
<br />
== 2000 ==<br />
<br />
<br />
== 1999 ==<br />
<br />
<br />
== 1998 ==<br />
* C. Hovater and M. Poelker, "''Injection Modelocked Ti-Sapphire Laser with Discreetly Variable Pulse Repetition Rates to 1.56 GHz''", [http://www.sciencedirect.com/science/article/pii/S0168900298009310 Nucl. Instr. And Meth. '''A418''', 280 (1998)] [[media:harmonic modelocked ti_sapphire laser_in print.pdf]]<br />
<br />
== 1995 ==<br />
* M. Poelker, "''High Power Gain Switched Diode Laser Master Oscillator and Amplifier''", [http://scitation.aip.org/content/aip/journal/apl/67/19/10.1063/1.114585 Appl. Phys. Lett. 67, 2762 (1995)], [[media:gainswitched diode MOPA_in print.pdf]]</div>Poelkerhttps://wiki.jlab.org/ciswiki/index.php?title=Songsheets&diff=30360Songsheets2023-11-15T15:23:22Z<p>Poelker: </p>
<hr />
<div>==Quick Reference==<br />
'''updated for keV-only beamline [[Media:UITF_quick_reference_rev_16ver2-keV only.pdf]]'''<br />
<br />
Previous versions:<br />
* UITF keV and MeV through Comtra testing: May 2023 [[Media:UITF_quick_reference_rev 16.pdf]]<br />
<br />
* kV updates to Wien/Mott/Buncher (MeV/Water irradiation same) : July 20, 2022 [[Media:UITF_quick_reference_rev_15.pdf]]<br />
<br />
* Water Irradiation Version: November 4, 2021 [[Media:UITF_quick_reference_rev.14.pdf]]<br />
<br />
* HDIce Version: March 17, 2021 [[Media:UITF_quick_reference_rev.12.pdf]]<br />
<br />
* October 21, 2020 [[Media:UITF_quick_reference_rev.11.pdf]]<br />
<br />
* August 8, 2020 [[Media:UITF_quick_reference_rev.10.pdf]]<br />
<br />
* October 2, 2019 [[Media:UITF_quick_reference_rev.8.pdf]]<br />
<br />
* June 4, 2019 [[Media:UITF_quick_reference_rev.7.1.pdf]]<br />
<br />
* March 14, 2018: [[Media:UITF_quick_reference_rev.3.pdf]]<br />
<br />
* Feb 7, 2018: [[media:UITF_quick_reference_rev.2.0.pdf]]<br />
<br />
==keV Region Songsheet==<br />
'''Jul 8, 2022 (Rev B Ver 3) - Wien/Mott/Buncher regions updated [[media:JL0029599-1000, UITF KeV BEAMLINE SONG SHEET, REV B VER03 22.07.07.pdf]]'''<br />
<br />
Previous versions:<br />
<br />
* Jun 8, 2022 (Rev B Ver 2) - Wien and Mott regions updated [[media:JL0029599-1000, UITF KeV BEAMLINE SONG SHEET, REV B VER02 22.06.08.pdf]]<br />
<br />
* Feb 17, 2021 - photogun with some "s" dimensions [[media:photogun and some beamline with dimensions.pdf]]<br />
<br />
* Nov 28, 2017 - '''UITF keV as-built''' [[media:JL0029599-1000-V16.pdf]] [[media:keV-system-sequence-V16.xlsx]]<br />
<br />
* Nov 03, 2016 - [[media:KEV_161103_v15.pdf]]<br />
<br />
* Jun 22, 2016 - [[media:KEV_160622_v14.pdf]]<br />
<br />
* May 24, 2016 - [[media:KEV_160524_v13.pdf]]; removed IMSK302 i.e. this is no master slit, only a single chopping aperture ISLK302<br />
<br />
* Apr 16, 2016 - [[media:160415_keV_songsheet.pdf]]; typos corrected<br />
<br />
* Apr 4, 2016 - [[media:160404_keV_songsheet.pdf]] ; ALL nomenclature sector identifiers updated for UED and approved by C. Dubbe<br />
<br />
* Mar 4, 2016 - [[media:160304_keV_songsheet.pdf]]<br />
<br />
* Febr 29, 2016 - [[media:160229_keV_songsheet.pdf]]<br />
<br />
==MeV Region Songsheet==<br />
'''July 13, 2021 - [[media:updated to include water irradiation line and removal of elevated line.xls]]'''<br />
<br />
'''October 13, 2020 - [[media:updated elevated HDIce beamline.pdf]]'''<br />
<br />
'''March 15, 2019 - [[media:updated MeV songsheets_Shaun Gregory drawings of "as built" beamline.pdf]]'''<br />
<br />
Previous versions:<br />
<br />
* January 22, 2019 - [[media:updated MeV songsheets_Keith Harding latest.pdf]]; [[media:updated spreadsheet of MeV items in sequential order.xls]]<br />
<br />
* December 5, 2018 - [[media:updated MeV songsheets.pdf]]; [[media: updated spreadsheet of MeV items in sequence.xls]]<br />
<br />
* November 7, 2018 - [[media:MeV items in sequence.xls]]<br />
<br />
* October 15, 2018 - [[media: 181015_MeV_songsheet.pdf]]; with MeV spectrometer line and HDIce<br />
<br />
* January 17, 2018 - [[media:180117MevBeamlineComponents.xlsx]]; parts list only<br />
<br />
* April 16, 2016 - [[media:160415_MeV_songsheet.pdf]]; typos corrected<br />
<br />
* April 4, 2016 - [[media:160404_MeV_songsheet.pdf]]; ALL nomenclature sector identifiers updated for UED and approved by C. Dubbe<br />
<br />
* February 29, 2016 [[media:160229_MeV_songsheet.pdf]]</div>Poelkerhttps://wiki.jlab.org/ciswiki/index.php?title=File:UITF_quick_reference_rev_16ver2-keV_only.pdf&diff=30359File:UITF quick reference rev 16ver2-keV only.pdf2023-11-15T15:23:11Z<p>Poelker: </p>
<hr />
<div></div>Poelkerhttps://wiki.jlab.org/ciswiki/index.php?title=Songsheets&diff=30358Songsheets2023-11-15T15:22:46Z<p>Poelker: </p>
<hr />
<div>== Quick Reference ==<br />
'''updated for keV-only beamline [[Media:UITF_quick_reference_rev_16ver2-keV only.pdf]]'''<br />
<br />
Previous versions:<br />
* UITF keV and MeV through Comtra testing: May 2023 [[Media:UITF_quick_reference_rev 16.pdf]]<br />
<br />
* kV updates to Wien/Mott/Buncher (MeV/Water irradiation same) : July 20, 2022 [[Media:UITF_quick_reference_rev_15.pdf]]<br />
<br />
* Water Irradiation Version: November 4, 2021 [[Media:UITF_quick_reference_rev.14.pdf]]<br />
<br />
* HDIce Version: March 17, 2021 [[Media:UITF_quick_reference_rev.12.pdf]]<br />
<br />
* October 21, 2020 [[Media:UITF_quick_reference_rev.11.pdf]]<br />
<br />
* August 8, 2020 [[Media:UITF_quick_reference_rev.10.pdf]]<br />
<br />
* October 2, 2019 [[Media:UITF_quick_reference_rev.8.pdf]]<br />
<br />
* June 4, 2019 [[Media:UITF_quick_reference_rev.7.1.pdf]]<br />
<br />
* March 14, 2018: [[Media:UITF_quick_reference_rev.3.pdf]]<br />
<br />
* Feb 7, 2018: [[media:UITF_quick_reference_rev.2.0.pdf]]<br />
<br />
== keV Region Songsheet ==<br />
<br />
'''Jul 8, 2022 (Rev B Ver 3) - Wien/Mott/Buncher regions updated [[media:JL0029599-1000, UITF KeV BEAMLINE SONG SHEET, REV B VER03 22.07.07.pdf]]'''<br />
<br />
Previous versions:<br />
<br />
* Jun 8, 2022 (Rev B Ver 2) - Wien and Mott regions updated [[media:JL0029599-1000, UITF KeV BEAMLINE SONG SHEET, REV B VER02 22.06.08.pdf]]<br />
<br />
* Feb 17, 2021 - photogun with some "s" dimensions [[media:photogun and some beamline with dimensions.pdf]]<br />
<br />
* Nov 28, 2017 - '''UITF keV as-built''' [[media:JL0029599-1000-V16.pdf]] [[media:keV-system-sequence-V16.xlsx]]<br />
<br />
* Nov 03, 2016 - [[media:KEV_161103_v15.pdf]]<br />
<br />
* Jun 22, 2016 - [[media:KEV_160622_v14.pdf]]<br />
<br />
* May 24, 2016 - [[media:KEV_160524_v13.pdf]]; removed IMSK302 i.e. this is no master slit, only a single chopping aperture ISLK302<br />
<br />
* Apr 16, 2016 - [[media:160415_keV_songsheet.pdf]]; typos corrected<br />
<br />
* Apr 4, 2016 - [[media:160404_keV_songsheet.pdf]] ; ALL nomenclature sector identifiers updated for UED and approved by C. Dubbe<br />
<br />
* Mar 4, 2016 - [[media:160304_keV_songsheet.pdf]]<br />
<br />
* Febr 29, 2016 - [[media:160229_keV_songsheet.pdf]]<br />
<br />
== MeV Region Songsheet ==<br />
<br />
'''July 13, 2021 - [[media:updated to include water irradiation line and removal of elevated line.xls]]'''<br />
<br />
'''October 13, 2020 - [[media:updated elevated HDIce beamline.pdf]]'''<br />
<br />
'''March 15, 2019 - [[media:updated MeV songsheets_Shaun Gregory drawings of "as built" beamline.pdf]]'''<br />
<br />
Previous versions:<br />
<br />
* January 22, 2019 - [[media:updated MeV songsheets_Keith Harding latest.pdf]]; [[media:updated spreadsheet of MeV items in sequential order.xls]]<br />
<br />
* December 5, 2018 - [[media:updated MeV songsheets.pdf]]; [[media: updated spreadsheet of MeV items in sequence.xls]]<br />
<br />
* November 7, 2018 - [[media:MeV items in sequence.xls]]<br />
<br />
* October 15, 2018 - [[media: 181015_MeV_songsheet.pdf]]; with MeV spectrometer line and HDIce<br />
<br />
* January 17, 2018 - [[media:180117MevBeamlineComponents.xlsx]]; parts list only<br />
<br />
* April 16, 2016 - [[media:160415_MeV_songsheet.pdf]]; typos corrected<br />
<br />
* April 4, 2016 - [[media:160404_MeV_songsheet.pdf]]; ALL nomenclature sector identifiers updated for UED and approved by C. Dubbe<br />
<br />
* February 29, 2016 [[media:160229_MeV_songsheet.pdf]]</div>Poelkerhttps://wiki.jlab.org/ciswiki/index.php?title=File:SPIN2016_Poelker_12GeV_CEBAF.pptx&diff=30095File:SPIN2016 Poelker 12GeV CEBAF.pptx2023-09-18T18:42:06Z<p>Poelker: </p>
<hr />
<div></div>Poelkerhttps://wiki.jlab.org/ciswiki/index.php?title=CIS_Conference_and_Workshop_Proceedings&diff=30094CIS Conference and Workshop Proceedings2023-09-18T18:40:50Z<p>Poelker: </p>
<hr />
<div>==2023==<br />
* Oct TBD, Photocathode Physics for Photoinjectors Workshop, Brookhaven National Lab<br />
** Marcy, SPC<br />
** Carlos, SPC<br />
<br />
* Sep 25-29, 14th International Vacuum Electron Sources Conference (IVESC2023), Tsukuba University, Japan<br />
** Carlos,<br />
<br />
* Sep 24-29, 12th International Spin Symposium, Duke, NC, - https://indico.jlab.org/event/663/<br />
** J. Grames, 'A positron beam at CEBAF”<br />
** M. Stutzman,<br />
<br />
* Sep 10-14, 12th International Beam Instrumentation Conferences, Saskatoon, Canada - https://indico.lightsource.ca/event/9/<br />
** Max, Harmonic kicker<br />
<br />
* June 26-28, Jefferson Lab User Organization 2023 Annual meeting - https://www.jlab.org/jluo2023<br />
** TBD, 'Positron Source and Beam'<br />
** G. Blume, poster<br />
<br />
* June 5-9 54th Annual Meeting of the APS Division of Atomic, Molecular and Optical Physics, Spokane, WA - https://engage.aps.org/damop/meetings/annual<br />
** R. Suleiman, <br />
<br />
* May 7-12, 14th International Particle Accelerator Conference, Venice Italy - https://www.ipac23.org/<br />
** G. Blume et al., (poster) "A 5 MeV Compton transmission polarimeter designed for a SRF photogun" [[media:abstract-1233.pdf]]<br />
** J. Grames et al., (poster) "Status of Ce+BAF: Polarized Positron Beam Capability at CEBAF 12 GeV" [[media:abstract-1313.pdf]]<br />
** R. Kazimi et al., "Polarized Electron Injector for Positron Capability at CEBAF 12 GeV" [[media:abstract-1917.pdf]]<br />
** A. Sy et al., "Degrader beamline design at the CEBAF injector for machine acceptance studies" [[media:Amy_Sy-IPAC23.pdf]]<br />
** A. Ushakov et al, "Conceptual Design of a High-Power Target for Positron Production at CEBAF" [[media:abstract-1794.pdf]]<br />
<br />
* May 15-19, LCWS2023 International Workshop on Linear Colliders (Andriy) - https://indico.slac.stanford.edu/event/7467/overview<br />
** C. Hernandez-Garcia, "Building the next high voltage dc photogun polarized source for the ILC at JLab" [[media:Hernandez-Garcia LCWS'23 remote no backup.pptx]]<br />
** A. Ushakov, "High Power Solid Target for Positron Source at CEBAF" [[media:Ushakov-LCWS-2023.pptx]]<br />
<br />
* Mar 8-10, JLAAC Agenda<br />
** A. Ushakov (15+5) [[media:JLAAC2023-Ushakov-Ce+BAF_Concept_and_High_Power_Target.pptx]]<br />
** S. Habet (15+5) [[media:Positron_collection_scheme_for_Ce+BAF.pptx | Positron_collection_scheme_for_Ce+BAF]]<br />
<br />
* Mar 7-8, U. Va. Positron Working Group Meeting, Charlottesville - https://indico.jlab.org/event/680/<br />
** J. Grames (25+5), "Ce+BAF concept and the challenging polarized e- source" (final given) [[media:Grames-UVA-2023-Final.pptx]]<br />
** A. Ushakov (25+5), "Positron target design and fatigue studies" (final) [[media:Ushakov-UVA-2023.pptx]]<br />
** S. Habet (25+5), "Concept of a polarized positron injector for CEBAF" (Final given) [[media:PWG_workshop_UVA_MARCH_Sami.pdf | PWG_workshop_UVA_MARCH_Sami]]<br />
** D. Turner (25+5), "Delivering e+ beams from LERF through Ce+BAF" [[media:Turner-UVA_2023.pdf]]<br />
<br />
* Mar 5-10, APS March Meeting, Las Vegas, Nevada<br />
** M. Poelker, "GaAs-based superlattice photocathodes manufactured using MOCVD provide spin polarization > 90% and quantum efficiency > 1%", (poster) [[media:MOCVD photocathodes.pptx]]<br />
<br />
==2022==<br />
'''DILO 7th ANNUAL SF6 GAS MANAGEMENT SEMINAR, Tampa, FL. Nov 8-9, 2022''' [https://dilo.com/trainings-seminars/information-registration]<br />
* C. Hernandez-Garcia invited to present a 20-minute talk: [[Media:Carlos' Jefferson Lab SF6 use in power suppliess for accelerators.pptx]]<br />
<br />
'''EWPAA 2022: European Workshop on Photocathodes for Particle Accelerator Applications, INFN, Milan, Italy, September 20-22, 2022''' [https://agenda.infn.it/event/29956/]<br />
* C. Hernandez-Garcia, et al., "JLab DC gun developments", [[Media:JLab DC gun developments Hernandez-Garcia EWPAA 2022.pptx]]<br />
<br />
'''66th ICFA Advanced Beam Dynamics Workshop on Energy Recovery Linacs (ERL2022) - Cornell University, Oct 3-6''' [https://indico.him.uni-mainz.de/event/108/]<br />
* J. Grames (invited) "Spin polarized electron beam sources for high current"<br />
<br />
'''Workshop on Polarized Sources Targets and Polarimetry (PSTP22) - Mainz, Germany, Sept 26-29 2022''' [https://indico.him.uni-mainz.de/event/108/]<br />
* Conference proceedings - https://pos.sissa.it/433/<br />
* G. Palacios-Serrano, C. Hernandez-Garcia, and M. Poelker, "Wien-filter spin rotator with integrated ion pump" [[media: PSTP2022_018(1).pdf]]<br />
* J. Grames, "Spin Polarized Positron Beam Upgrade for Jefferson Lab", [[media:SpinPolarizedPositrons_PSTP2022_Abstract.docx|Abstract]] [[media:Grames-PSTP-FINAL.pptx|Slides]]<br />
<br />
'''North American Particle Accelerator Conference (NA-PAC'22) - Albuquerque, New Mexico 7-12 August 2022''' [https://attend.ieee.org/napac-2022/ NA PAC 2022]<br />
* G. Palacios-Serrano, C. Hernandez-Garcia, P. Adderley, D. Bullard, J. Grames, and M. Poelker, "High-gradient Wien spin rotators at Jefferson Lab", [[Media:WEP20 Palacios Serrano High gradient Wien filters.docx]],[[File:Wepa20.pdf]]<br />
* C. Hernandez-Garcia, G. Palacios-Serran, J. GRames, and M. Poelker, "A 500 KV INVERTED GEOEMTRY FEEDTHROUGH FOR A HIGH VOLT-AGE DC ELECTRON GUN, [[Media:WEPA16.docx]], [[Media:WEEP16 Poster Hernandez-Garcia 500 kV feedthrough.pptx]]<br />
* M.A. Mamun, S.A.K. Wijethunga, R. Suleiman, C. Hernandez-Garcia, B. Bullard, J. R. Delayen, J. Grames, G. A. Krafft, G. Palacios-Serrano, and M. Poelker, "Improved Electrostatic Design of the Jefferson Lab 300 KV DC Photogun and the Minimization of Beam Deflection",[[media:Abstract_NAPAC2022_Gun_Redesign_&_Beam_Deflection_Mamun.docx | Abstract (talk)]] <br />
<!--* M.A. Mamun, J. Guo, B.F. Roberts, R. Suleiman, H. Wang, M. Poelker, G. Park, J. Henry, and R. A. Rimmer, "TE011 Cavity for Monitoring Magnetic Momentum of a Magnetized Beam",<a href="media:Abstract_NAPAC2022_TE011_Cavity_Mamun.docx%20" data-mce-href="media:Abstract_NAPAC2022_TE011_Cavity_Mamun.docx%20" title="media:Abstract_NAPAC2022_TE011_Cavity_Mamun.docx (Error encountered trying to find page media:Abstract_NAPAC2022_TE011_Cavity_Mamun.docx on this wiki)" data-mw-type="internal_link" class="link internal mw-internal-link mceNonEditable mceNonEditableOverlay mwspan new" data-mw-wikitext="%5B%5Bmedia:Abstract_NAPAC2022_TE011_Cavity_Mamun.docx%20%7C%20Abstract%20(poster)%5D%5D" contenteditable= "false" > Abstract (poster)</a> --><br />
* R. Suleiman, V. S. Morozov, Ya. S. Derbenev, "Measuring the Electric Dipole Moment of the Electron in a Two-energy Spin-Transparent Storage Ring", [[media:NAPAC22_eEDM_abstract.docx | Abstract]] <br />
* M. Bruker, R. Bachimanchi, J. Grames, M. McCaughan, J. Musson, T. Plawski, M. Poelker, T. Powers, H. Wang, Y. Wang: "Operational Experience of the New Booster Cryomodule at the Upgraded Injector Test Facility". [[media:PAC 2022 Max Abstract.pdf | Abstract]] [[media:wepa12.pdf | Paper]] [[media:wepa12_poster.pdf | Poster]]<br />
* M. Bruker, J. Grames, C. Hernandez-Garcia, V. M. Lizárraga-Rubio, M. Poelker, C. A. Valerio-Lizárraga and J. T. Yoskowitz "New Results at JLab Describing Operating Lifetime of GaAs Photo-guns" [[media:Grames-NAPAC-v3.docx | Abstract]] [[media:wepa13.pdf | Paper]] [[media:wepa13_poster.pdf | Poster]]<br />
<br />
'''13th International Particle Accelerator Conference (IPAC’22) - Bangkok, Thailand on 12-17 June 2022''' [https://www.ipac22.org IPAC 2022]<br />
* S. Habet, R. Bodenstein, A. Bogacz , J. Grames, A. Hofler, R. Kazimi, V. Kostrun , F. Lin, Y. Roblin, K. Smolenski, M. Stefani, R. Suleiman, A. Sy, D. Turner, A. Ushakov, C.A. Valerio-Lizarraga, E. Voutier, Y. Zhang, "CW polarized positron beams for 12 GeV CEBAF" [[media:IPAC22-Positrons-abstract.pdf]]<br />
<br />
* S. Zhang,...<br />
<br />
* S. Pokharel, G. A. Krafft, A. S. Hofler, R. Kazimi, M. Bruker, J. Grames, S. Zhang, "CEBAF Injector for KL Beam Conditions" [[media:MOPOTK052.PDF]] [[media:MOPOTK052.pptx]]<br />
<br />
* S. Pokharel, G. A. Krafft, A. S. Hofler, "Modeling a Nb3Sn Cryounit in GPT at UITF" [[media:MOPOTK051.PDF]] [[media:MOPOTK051.pptx]]<br />
<br />
'''J-Future Workshop, Jefferson Lab / Messina University, 28-30 March 2022''' [https://indico.jlab.org/event/520/ workshop website link]<br />
* J. Grames "Ce+BAF : Considerations and Prospects for Polarized (and unpolarized) Positron Beams" [[media:J-Future-Grames.pdf]] [[media:J-Future-Grames-Final.pptx]]<br />
<br />
'''Snowmass Polarized Positron Sources Workshop, March 1, 2022''' [https://indico.fnal.gov/event/52959/]<br />
<br />
* J. Grames, "Polarized positron source program at JLab"<br />
** slides - [[media:Grames-Positron-FINAL.pptx]]<br />
** contribution - [[media:Snowmass_Positron_Grames_Final.docx]]<br />
<br />
'''Snowmass Electron Source Workshop, February 16-18, 2022''' [https://indico.fnal.gov/event/46053/]<br />
<br />
* M. Poelker, "Cathode technologies to produce highly spin-polarized electron beams" [[media:snowmass_cathode technologies_poelker.pptx]]<br />
<br />
* J. Grames, "Capability and Prospects for Polarized Beams from GaAs DC Photogun" [[media:Grames_Snowmass2021_FINAL.pptx]]<br />
<br />
==2021==<br />
'''IEEE Conference on Electrical Insulation and Dielectric Phenomena, Vancouver, BC, Canada, December 12-15''' [https://ceidp.org IEEE CEIDP 2021]<br />
<br />
*C. Hernandez-Garcia, G. Palacios-Serrano, P. Adderley, D. Bullard, J. Grames, M. A. Mamun1, M. Poelker, M. Stutzman, R. Suleiman, Y. Wang, and S.A.K. Wijethunga "Inverted Geometry Ceramic Insulators in High Voltage DC Electron Guns for Accelerators" [[Media:Inv insulators paper published 2021 IEEE conf on elec insu and deil phenomena.pdf]]<br />
<br />
'''Photocathode Physics for Photoinjectors, SLAC, November 10-12, 2021''' [https://conf.slac.stanford.edu/photocathode-physics-photoinjectors-2021/ P3 Workshop]<br />
<br />
'''AVS Symposium, Charlotte NC, October 24-29'''<br />
<br />
'''24th International Symposium on Spin Physics (SPIN2021) October 18-22, 2021, Matsue, Japan - https://indico2.riken.jp/event/3082/'''<br />
<br />
* J. M. Grames, C. K. Sinclair, M. Poelker, X. Roca-Maza, M. L. Stutzman, R. Suleiman, Md. A. Mamun, M. McHugh, D. Moser, J. Hansknecht, B. Moffit and T. J. Gay "High Precision 5 MeV Mott Polarimeter" [[media:Grames-Spin2021.docx]] [[media:Grames_SPIN2021.pdf]] [[media:SPIN2021-GRAMES-103.pdf]]<br />
<br />
* M. Stefani and B. van der Geer, [[media:SPIN2021_Stefani.pdf | New Spin Tracking Software Developed For General Particle Tracer]], SPIN 2021<br />
<br />
* R. Suleiman, "EDM in Small Rings": [[media:EDM_SmallRings_Suleiman_Spin2021.pdf]]<br />
<br />
<br />
'''Mini-Symposium Advancements and Opportunities of Polarized Targets and Beams [http://web.mit.edu/dnp2021/index.html APS DNP Meeting, Boston Oct 11-14, 2021]'''<br />
<br />
* Shukui ?<br />
<br />
'''12th International Particle Accelerator Conference - IPAC’21, May 24-28, 2021''' https://www.ipac21.org/#<br />
<br />
* G. Palacios, P. Adderley, H. Baumgart, J. Benesch, D. Bullard, J. Grames, C. Hernandez-Garcia, A. Hofler, D. Machie, M. Poelker, M. Stutzman and R. Suleiman, "A 200 keV Wien Filter Spin Rotator Design and High Voltage Evaluation" [[Media:Gabriel Palacios Wien filter Abstract IPAC21 FINAL.docx | Abstract]][[Media:IPAC_2021_poster_slides_final_Gabriel_Palacios.pptx | Poster]] [[Media:Mopab324(1).pdf | Proceedings]]<br />
<br />
* J. T. Yoskowitz , G. A. Krafft, G. Palacios-Serrano, S. Wijethunga, J. Grames, J. Hansknecht, C. Hernandez-Garcia, M. Poelker, M. Stutzman, R. Suleiman and S. B. van der Geer, "IMPROVING THE OPERATIONAL LIFETIME OF THE CEBAF PHOTO- GUN BY ANODE BIASING" [[:File:Yoskowitz_IPAC2021_BiasedAnode_Abstract_2.docx | Abstract]] [[:File:WEPAB104.pdf | Proceedings]]<br />
<br />
* J. T. Yoskowitz , G. A. Krafft, S. B. van der Geer, J. Grames, C. A. Valerio Lizarraga "SIMULATING ELECTRON IMPACT IONIZATION USING A GENERAL PARTICLE TRACER (GPT) CUSTOM ELEMENT" [[:File:Yoskowitz_IPAC2021_GPT_Abstract_2.docx | Abstract]] [[:File:WEPAB105.pdf | Proceedings]]<br />
<br />
* S.A.K. Wijethunga , J.R. Delayen, G.A. Krafft , G. Palacios-Serrano, M.A. Mamun, C. Hernandez-Garcia, R. Suleiman, M. Poelker, J. Benesch, "REDESIGN OF THE JEFFERSON LAB -300 kV DC PHOTO-GUN FOR HIGH BUNCH CHARGE OPERATIONS" [[Media:WEPAB092.pdf|Proceedings]] [[Media:REDESIGN OF THE JEFFERSON LAB -300 kV DC PHOTO-GUN FOR HIGH BUNCH CHARGE OPERATIONS_poster.pdf|Poster]] <br />
<br />
* S. A. K. Wijethunga, J. R. Delayen, G. A. Krafft, M. A. Mamun, R. Suleiman, M. Poelker, S. Zhang, J. Benesch, "SPACE CHARGE EFFECT IN LOW ENERGY MAGNETIZED ELEC-TRON BEAM" [[Media:WEPAB093.pdf|Proceedings]] [[Media:SPACE CHARGE EFFECT IN LOW ENERGY MAGNETIZED ELECTRON BEAM_poster.pdf|Poster]] <br />
<br />
* Marcy Stutzman, Charles Hetzel, "Pressure Simulations for the EIC Interaction Region" [[media:WEPAB340.pdf]] [[media:WEPAB340_poster.pdf]]<br />
<br />
'''2021 International Workshop on Future Linear Colliders - LCWS2021, March 15-18, 2021''' https://indico.cern.ch/event/995633/<br />
* Proceedings https://www.slac.stanford.edu/econf/C2103151/<br />
* [[Media:Hernandez-Garcia JLab LCWS 500 kV insulators.pptx]]<br />
<br />
==2020==<br />
<br />
'''2020 Fall Meeting of the APS Division of Nuclear Physics Thursday–Sunday, October 29–November 1 2020'''<br />
:-J. Grames "Highly spin polarized electron and positron beams at a compact accelerator facility"<br />
:Session link: http://meetings.aps.org/Meeting/DNP20/APS_Invited [[media:APSDNP2020-Grames_FINAL_150dpi.pptx]]<br />
<br />
:-N. Trotta, J. Grames, F. Benmokhtar "Simulations of Positron Distributions from a Polarized Electron Beam" (poster), [[media:Trotta_Nicholaus_JA_FINAL.pptx]]<br />
<br />
'''Americas Workshop on Linear Colliders 2020''' (https://agenda.linearcollider.org/event/8622/overview)<br />
<br />
'''CFNS Workshop on Beam Polarization and Polarimetry at EIC ([https://indico.bnl.gov/event/7583/]) June 26, 2020'''<br />
:J. Grames "Production of Polarized Positrons at Jefferson Lab" (slides) [[media:Grames_CNFS_FINAL.pptx]]<br />
:T. Gay "High-Accuracy 5-MeV Mott Polarimetry at the CEBAF Injector" (slides) [[media:EIC Mott Talk v3.pdf]] [[media:EIC Mott Talk v3.pptx]] <br />
<br />
'''[http://ipac2020.vrws.de International Particle Accelerator Conference IPAC'20] (Caen, France, May 2020)'''<br />
: F. Lin, Y.S. Derbenev, J.M. Grames, J. Guo, V.S. Morozov, E.J-M. Voutier, Y. Zhang, "Exploration of Positron Beams for New Frontier Research" (MOVI04), also the presentation is available at https://www.ipac20.org/fanglei-lin-jlab/ , however, it requires to log into the IPAC20 site.<br />
<br />
==2019==<br />
'''International Workshop on Future Linear Colliders (LCWS 2019) ([http://epx.phys.tohoku.ac.jp/LCWS2019/]) October 28 - November 1, Sendai Japan'''<br />
* Compressed PowerPoint (~19 MB) => [[media:LCWS19_Grames_compressed.pptx]] <br />
<br />
'''2019 Workshop on Polarized Sources, Targets, and Polarimetry (PSTP 2019) ([https://conference.sns.gov/event/139/overview]) September 23-27 2019, Knoxville, TN'''<br />
<br />
J. Yoskowitz, J. Grames, J. Hansknecht, C. Hernandez-Garcia, G. A. Krafft, M. Poelker, R.Suleiman, G. Palacios-Seranno, S. Wijethunga, S. B. Van Der Geer<br />
"New Simulations for Ion-Production and Back-Bombardment in GaAs Photo-guns"<br />
* [[:File:Yoskowitz_PSTP19_Presentation_FINAL_compressed.pptx | Presentation]]<br />
* [[:File:Yoskowitz_PSTP2019_Proceedings_Newest.pdf | Proceedings]]<br />
<br />
'''European Workshop on Photocathodes for Particle Accelerator Applications (EWPAA 2019) ([https://indico.psi.ch/event/6746/page/1353-welcome]) Paul Scherrer Institut, Villigen, Switzerland, from September 11 to 13, 2019'''<br />
* PowerPoint => [[media:EWPAA 2019_poelker.pptx]]<br />
<br />
'''10th International Particle Accelerator Conference (IPAC 2019) ([https://ipac19.org/]) MELBOURNE CONVENTION & EXHIBITION CENTRE, AUSTRALIA, 19 – 24 MAY 2019'''<br />
* PDF => [[media:IPAC 2019_zhang.pdf]]<br />
<br />
==2018==<br />
'''International Workshop on Future Linear Colliders (LCWS 2018) ([http://www.uta.edu/physics/lcws18/index.html]) October 22-26, 2018, University of Texas - Arlington'''<br />
* PowerPoint (37 MB) => [[media:LCWS18_Grames_FINAL.pptx]] <br />
* PDF (40 MB and animation does not work) => [[media:LCWS18_Grames_FINAL.pdf]]<br />
<br />
'''Photocathode Physics for Photoinjectors (P3) Workshop([https://www.lanl.gov/conferences/photocathode-physics-photoinjectors/index.php website]), October 15-17, 2018, Santa Fe, New Mexico'''<br />
* M.A. Mamun, "Magnetized Electron Source for JLEIC Electron Cooler" [[media:2018_P3_JLab Magnetized Gun_mamun.pdf]]<br />
'''Spin 2018 ([http://spin2018.unife.it/ website]) September 10-14, 2018, Ferrara, Italy'''<br />
<br />
'''18th International Conference on Positron Annihilation ([https://www.bgsu.edu/icpa18.html website]), August 19-24, 2018, Orlando, Florida'''<br />
* J. Grames, "Polarized Beams – A Tale of Two Leptons" [[media:ICPA_Grames_FINAL.pptx]]<br />
<br />
'''Electrons for the LHC - LHeC/FCCeh and Perle Workshop ([https://indico.cern.ch/event/698368 website]), June 27-29, 2018'''<br />
* J. Grames, P. Adderley, B. Bullard, J. Hansknecht, C. Hernandez-Garcia, G. Palacios, M. Poelker, D. Moser, M. Stutzman, S. Zhang, "Milliampere beam studies using high polarization photocathodes at the CEBAF Photoinjector" [[media:LHeC18_Grames_Final.pptx]]<br />
<br />
'''9th International Particle Accelerator Conference (IPAC'18), Vancouver, British Columbia, Canada, April 29 to May 4, 2018'''<br />
<br />
* M.A. Mamun, P. Adderley, J. Benesch, B. Bullard, J. Delayen, J. Grames, J. Guo, F. Hannon, J. Hansknecht, C. Hernandez-Garcia, R. Kazimi, G. Krafft, M. Poelker, R. Suleiman, M. Tiefenback, Y. Wang, S. Wijethunga, and S. Zhang, "Production of Magnetized Electron Beam from a DC High Voltage Photogun" [[media:THPMK108_poster_Mamun_IPAC18.pdf]], [[media:THPMK108_Proceedings_Mamun_IPAC18.pdf]]<br />
<br />
* S.A.K. Wijethunga, M.A. Mamun, F.E. Hannon, G.A. Krafft, J. Benesch, R. Suleiman, M. Poelker, J.R. Delayen "Simulation Study of the Magnetized Electron Beam" [[Media:THPAK071_poster_Sajini_IPAC'18.pdf]], [[Media:THPAK071_proceedings_Sajini_IPAC'18.pdf]]<br />
<br />
* F.E.Hannon: "Design of a High Charge, Low Energy, Magnetized Electron Injector" [[Media:THPMK107.pdf]], [[Media:THPMK107_poster.pdf]]<br />
<br />
==2017==<br />
'''International Workshop on Polarized Sources, Targets and Polarimeters (PSTP), Oct 15 - 20, 2017, Daejeon, South Korea'''<br />
* Wei Lui, Matt Poelker, Shukui Zhang, Marcy Stutzman, "Spin Polarization Sensitivity of Electrons Emitted from Bulk GaAs Photocathodes" [[media:PSTP2017_Wei Lui_polarization study bulk GaAs.pptx]]<br />
<br />
* M. Poelker, P. Adderley, J. Benesch, B. Bullard, J. Grames, F. Hannon, J. Hansknecht, C. Hernandez-Garcia, R. Kazimi, G. Krafft, M. A. Mamun, R. Suleiman, M. Tiefenback, S. Zhang, Y. Wang, S. Wijiethunga and J. Yoskovitz, "Magnetized Electron Beam for JLEIC Re-circulator Cooler Ring" [[media:PSTP2017_Poelker_magnetized beam.pptx]], [[media: Proceedings of Science submission, "Magnetized Electron Beam for JLEIC Re-circulator Cooler Ring".pdf]] <br />
<br />
* Joe Grames, Phil Adderley, John Hansknecht, Reza Kazimi, Matt Poelker, Daniel Moser, Marcy Stutzman, R. Suleiman Shukui Zhang "Milliampere beam studies using high polarization photocathodes at the CEBAF Photoinjector" [[media:PSTP2017_Grames_v1.pptx]] [[media:PSTP2017_Grames_Final.pdf]]<br />
<br />
'''International Workshop on Physics with Positrons @ JLab (JPOS), Sep 12 - 15, 2017, Jefferson Lab, Newport News, VA'''<br />
* [[media:Larry Cardman_The PEPPo method for polarized positrons and PEPPo II.pptx]]<br />
* [https://aip.scitation.org/toc/apc/1970/1?Track=CPPERP1970&dm_i=2FAM%2C197ME%2C8DZK6R%2C40LG2%2C1&expanded=1970 AIP Conf. Proc. 1970]<br />
<br />
'''NSTAR 2017, the 11th International Workshop on the Physics of Excited Nucleons,, August 20-23, 2017, University of South Carolina, Columbia, SC''' [http://nstar2017.physics.sc.edu/ Scientific Program]<br />
* J. Grames [[media:NSTAR_Grames_Final.pptx]]<br />
<br />
==2016==<br />
'''Photocathode Physics for Photoinjectors, October 17-19, 2016, JLab'''<br />
* M. A. Mamun, "Study of bialkali antimonide photocathode on Niobium substrate" [[media:Mamun Nb substrate.pptx]]<br />
* W. Liu, "The effects of ion bombardment on bulk GaAs photocathodes with different surface-cleavage planes" [[media:Ion bombardment.pptx]] <br />
<br />
'''2016 Fall Meeting of the APS Division of Nuclear Physics, Vancouver BC, Canada, 13-16 October 2016'''<br />
* B. Hardy and J. Grames, "Magneto-Optic Kerr Effect in a Magnetized Electron Gun" [[media:HardyDNP.pptx]] [[media:HardyDNP.pdf]]<br />
* D. Brakman, C. Cuevas, G.P. Gilfoyle, J. Grames, B. Gunning, "Uniformly Rastering an Electron Beam on a Polarized Cryotarget" [[media:BrakmanDNP.pptx]] [[media:BrakmanDNP.pdf]]<br />
<br />
'''28th Linear Accelerator Conference, LINAC 16, East Lansing, Michigan, 25-30 September 2016'''<br />
* M. Drury, G. Eremeev, J. Grames, R. Kazimi, M. Poelker, J. Preble, R. Suleiman, Y. Wang, M. Wright, "4 K SRF Operation of the 10 MeV CEBAF Photo-Injector" [[media:MOLPR010_proceedings.pdf]] [[media:MOLPR010_poster.ppt]]<br />
<br />
'''SPIN 2016, Urbana-Champaign, 26-30 September 2016'''<br />
* M. Poelker "12 GeV CEBAF: Accelerator Systems and Polarized Beams" [[media:SPIN2016_Poelker_12GeV CEBAF.pdf]] or view ppt file at https://indico.cern.ch/event/570680/contributions/2308608/ Or just click here [[media:SPIN2016_Poelker_12GeV CEBAF.pptx]]<br />
* J. Grames, "Production of Highly Polarized Positrons Using MeV Energy Polarized Electrons" presentation [[media:SPIN_Grames_Final.pptx]] and proceedings [[media:Spin2016Grames.pdf]]<br />
* T. Gay, "High-Precision 5-MeV Mott Polarimetry at the JLab Injector", SPIN 2016 @ UIUC, Sep 26-30, 2016 [[media:SPIN16_Gay.pdf]]<br />
<br />
'''ECT Workshop: Physics beyond the standard model and precision nucleon structure , Trento, Italy, 1-5 August, 2016'''<br />
* A. Freyberger, "CEBAF Polarized Beam for Parity Violation Experiments in the 12 GeV era" [[media:ECT2016_APF.pdf]]<br />
<br />
'''7th International Particle Accelerator Conference, BEXCO, Busan, Korea, 8-13 May 2016'''<br />
* R. Kazimi, J. M. Grames, J. Hansknecht, A. Hofler, G. Lahti, T. E. Plawski, M. Poelker, R. Suleiman, Y. Wang, "Four Beam Generation for Simultaneous Four-Hall Operation at CEBAF" [[media:THPOY060-Final.PDF]] [[media:THPOY060_poster.pdf]] [http://accelconf.web.cern.ch/AccelConf/ipac2016/papers/thpoy060.pdf Proceedings]<br />
<br />
'''APS April Meeting, Salt Lake City Utah, 16-19 April 2016'''<br />
* M. Poelker, "Polarized electrons for parity violation experiments at Jefferson Lab" [[media:poelker APS mtg slides.pptx]]<br />
<br />
==2015==<br />
'''Polarized Sources, Targets and Polarimetry Workshop (PSTP'15), Bochum, Germany, September 14-18, 2015'''<br />
* J. Grames, "A Low-Energy Source of Highly Spin-Polarized Positrons" [[Media:PSTP15_Grames.docx]]<br />
* M. Poelker, "Ongoing efforts to construct a 350 kV dc high voltage photogun with inverted insulator geometry" [[Media:PSTP15_poelker_building a 350kV gun.pptx]]<br />
<br />
'''Accelerator Operations Retreat, Jefferson Lab, July 15-17, 2015'''<br />
* J. Grames, "Laser and Injector Upgrade for 4-Hall Operations" [[Media:OpsRetreat15_Grames.pptx]]<br />
<br />
'''Intense Electron Beams Workshop, Cornell Unversity, June 17-19, 2015'''<br />
* J. Grames, "High Current Polarized Electron Sources" [[Media:IEB_Grames_Final.pptx]]<br />
* J. Grames, "Convener Summary - Electrons Sources and Polarimeters" [[Media:IEB_Technology_Grames.pptx]]<br />
* J. Grames, "Plenary Open Topics - PEPPo" [[Media:IEB_PEPPo_Grames.pptx]]<br />
<br />
'''IPAC2015, Richmond, VA May 3-9, 2015'''<br />
* M.L.Stutzman, P.A.Adderley, M.Poelker, Md.A.Mamun "Vacuum Characterization and Improvement for the Jefferson Lab Polarized Electron Source" [[Media:StutzmanPosterIPAC2015.pptx]] [[Media:StutzmanProceedingsIPAC2015.docx]] <br />
<br />
'''IPAC2015, Richmond, VA May 3-9, 2015'''<br />
* S.Zhang, M.L.Stutzman, M.Poelker, Y. Chen, and A. Moy, "Observation of Significant Quantum Efficiency Enhancement from a Polarized Photocathode with Distributed Brag reflector" [[Media:SZhangPosterIPAC2015.pdf]] [[Media:SZhangProceedingsIPAC2015.pdf]]<br />
<br />
'''IPAC2015, Richmond, VA May 3-9, 2015'''<br />
* A. Adeyemi, J. Grames, R. Suleiman for the PEPPo Collaboration, "PEPPo: Using a Polarized Electron Beam to Produce Polarized Positrons" [[Media:AdeyemiPosterIPAC2015.pdf]] [[Media:AdeyemiProceedingsIPAC2015.pdf]]<br />
<br />
==2014==<br />
''' VII Congreso Internacional de Ingeniería Física, November 24 - 28, 2014, Universidad Autónoma Metropolitana, Ciudad de México'''<br />
* M. Poelker, "Future Trends for Photoelectron Guns at Accelerators" [[Media:Electron Guns at Jefferson Lab.pptx]]<br />
<br />
'''Proton Ring EDM Collaboration Meeting, November 10 - 11, 2014, Brookhaven National Lab'''<br />
* M. Poelker, "High Voltage Studies at Jefferson Lab" [[Media:Can our experience building DC high voltage photoguns help the Proton Ring EDM effort?.pptx]]<br />
<br />
'''P3 Workshop, November 3 - 5, Lawrence Berkeley National Laboratory, Berkeley, CA USA'''<br />
P3 = Physics of Photocathodes for Photoinjectors [https://sites.google.com/a/lbl.gov/photocathode-physics-for-photoinjectors/announcement]<br />
* R. Mammei, M. Poelker, "Performance of alkali-antimonide photocathodes inside a JLab dc high voltage photogun" [[Media:CsK2Sb lifetime studies_P3.pptx]]<br />
* M.A. Mamun, M. Poelker, "Alkali-antimonide photocathodes using co-deposition and an effusion source" [[Media:Bi-alkali photocathodes and effusion source_P3.pptx]] <br />
<br />
<br />
'''41st ICMCTF, April 28 - May 2, 2014, San Diego, CA, USA'''<br />
* M.A.Mamun, E. Forman, R. Taus, M. Poelker, A.A. Elmustafa, "Evaluation of TiN-Coated Aluminum Electrodes for DC High Voltage Electron Guns" [[Media:Mamun_ICMCTF Conference_SanDiego_4_28_14.pptx]] <br />
<br />
'''Electron Ion Collider Workshop, March 17-21, 2014, Jefferson Lab'''<br />
* C. Hernandez-Garcia, J. Hansknecht, M. Poelker, "Status of the JLab 500 kV Inverted Gun"<br />
<br />
'''Electron Ion Collider Workshop, March 17-21, 2014, Jefferson Lab'''<br />
* J. Grames, P. Adderley, T. Gay, J. Hansknecht, C. Horowitz, M. McHugh, A. Opper, M.Poelker, X. Roca-Maza, C.Sinclair, M. Stutzman, R. Suleiman, "Precision Test of Mott Polarimetry in the MeV Energy Range"<br />
<br />
'''Electron Ion Collider Workshop, March 17-21, 2014, Jefferson Lab'''<br />
* J. Grames on behalf of PEPPo Collaboration "Polarized Electrons for Polarized Positrons: A Proof-of-Principle Experiment"<br />
<br />
'''Electron Ion Collider Workshop, March 17-21, 2014, Jefferson Lab'''<br />
* R. Suleiman, P. Adderley, J. Clark, S. Covert, J. Grames, J. Hansknecht, M.Poelker, M. Stutzman, "Operation of Jefferson Lab Polarized Electron Sources at High Currents"<br />
- Talk: [[Media:WEYAUD2_talk.pdf]] [[Media:WEYAUD2_talk.ppt]] <br />
- Proceedings: [[Media:WEYAUD2.pdf]] [[Media:WEYAUD2.docx]]<br />
<br />
==2013==<br />
<br />
'''XVth International Workshop on Polarized Sources, Targets, and Polarimetry''' [http://faculty.virginia.edu/PSTP2013/ Workshop Website]<br />
* J. Grames, on behalf of PEPPo Collaboration "Polarized Electrons for Polarized Positrons: A Proof-of-Principle Experiment" <br />
<br />
'''XVth International Workshop on Polarized Sources, Targets, and Polarimetry''' [http://faculty.virginia.edu/PSTP2013/ Workshop Website]<br />
* J. Grames, M. McHugh, C. Horowitz, M. Melnitchouk, A. Opper, M. Poelker, S. Rhodes, X. Roca-Maza, C. Sinclair, R. Suleiman, "Mott polarimeter upgrade at Jefferson Lab" [[Media:PSTP2013_Grames McHugh.pdf|PDF]]<br />
<br />
'''IPAC 2013, May 12-17, Shanghai, China'''<br />
* E. Voutier on behalf of the PEPPo Collaboration, "The Proof-of-Principle Experiment PEPPo"<br />
<br />
'''IPAC 2013, May 12-17, Shanghai, China'''<br />
* O. Dadoun, E. Froidefond, E. Voutier on behalf of the PEPPo Collaboration, "Characterization of the Analyzing Target of the PEPPo Experiment"<br />
<br />
'''IPAC 2013, May 12-17, Shanghai, China'''<br />
* A. Adeyemi, E. Voutier on behalf of the PEPPo Collaboration, "The Calibration of the PEPPo Polarimeter for Electrons and Positrons"<br />
<br />
'''PEB2013, Workshop to Explore Physics Opportunities with Intense, Polarized Electron Beams''' [http://web.mit.edu/lns/PEB_Workshop/ Workshop Website] [http://www.flickr.com/photos/rcowan/sets/72157633050445370/ Workshop photos]<br />
*M. Poelker, "High Current Polarized Electron Source" [[Media:MIT_PEBworkshop_poelker.pptx|PPTX]], [[Media:MIT_PEBworkshop_poelker.pdf|PDF]]<br />
<br />
== 2007 ==<br />
'''IPAC 2007, Albuquerque, New Mexico'''<br />
* J. Grames, P. Adderley, J. Brittian, J. Clark, J. Hansknecht, D. Machie, M.Poelker, M.L. Stutzman, R. Suleiman, K. Surles-Law, "LIFETIME MEASUREMENTS OF HIGH POLARIZATION STRAINEDSUPERLATTICE GALLIUM ARSENIDE AT BEAM CURRENT >1 MILLIAMP USING A NEW 100kV LOAD LOCK PHOTOGUN", Proceedings of PAC07, Albuquerque, New Mexico, USA, THPMS064 [[media:THPMS064.PDF]]<br />
<br />
<br />
<br />
== 1997 - 2012 ==<br />
Until this section updated please refer to '''[http://www.jlab.org/accel/inj_group/index.html Old CIS Homepage]'''</div>Poelkerhttps://wiki.jlab.org/ciswiki/index.php?title=File:MOCVD_photocathodes.pptx&diff=30056File:MOCVD photocathodes.pptx2023-08-03T15:54:18Z<p>Poelker: </p>
<hr />
<div></div>Poelkerhttps://wiki.jlab.org/ciswiki/index.php?title=CIS_Conference_and_Workshop_Proceedings&diff=30055CIS Conference and Workshop Proceedings2023-08-03T15:53:47Z<p>Poelker: </p>
<hr />
<div>==2023==<br />
* Oct TBD, Photocathode Physics for Photoinjectors Workshop, Brookhaven National Lab<br />
** Marcy, SPC<br />
** Carlos, SPC<br />
<br />
* Sep 25-29, 14th International Vacuum Electron Sources Conference (IVESC2023), Tsukuba University, Japan<br />
** Carlos,<br />
<br />
* Sep 24-29, 12th International Spin Symposium, Duke, NC, - https://indico.jlab.org/event/663/<br />
** J. Grames, 'A positron beam at CEBAF”<br />
** M. Stutzman,<br />
<br />
* Sep 10-14, 12th International Beam Instrumentation Conferences, Saskatoon, Canada - https://indico.lightsource.ca/event/9/<br />
** Max, Harmonic kicker<br />
<br />
* June 26-28, Jefferson Lab User Organization 2023 Annual meeting - https://www.jlab.org/jluo2023<br />
** TBD, 'Positron Source and Beam'<br />
** G. Blume, poster<br />
<br />
* June 5-9 54th Annual Meeting of the APS Division of Atomic, Molecular and Optical Physics, Spokane, WA - https://engage.aps.org/damop/meetings/annual<br />
** R. Suleiman, <br />
<br />
* May 7-12, 14th International Particle Accelerator Conference, Venice Italy - https://www.ipac23.org/<br />
** G. Blume et al., (poster) "A 5 MeV Compton transmission polarimeter designed for a SRF photogun" [[media:abstract-1233.pdf]]<br />
** J. Grames et al., (poster) "Status of Ce+BAF: Polarized Positron Beam Capability at CEBAF 12 GeV" [[media:abstract-1313.pdf]]<br />
** R. Kazimi et al., "Polarized Electron Injector for Positron Capability at CEBAF 12 GeV" [[media:abstract-1917.pdf]]<br />
** A. Sy et al., "Degrader beamline design at the CEBAF injector for machine acceptance studies" [[media:Amy_Sy-IPAC23.pdf]]<br />
** A. Ushakov et al, "Conceptual Design of a High-Power Target for Positron Production at CEBAF" [[media:abstract-1794.pdf]]<br />
<br />
* May 15-19, LCWS2023 International Workshop on Linear Colliders (Andriy) - https://indico.slac.stanford.edu/event/7467/overview<br />
** C. Hernandez-Garcia, "Building the next high voltage dc photogun polarized source for the ILC at JLab" [[media:Hernandez-Garcia LCWS'23 remote no backup.pptx]]<br />
** A. Ushakov, "High Power Solid Target for Positron Source at CEBAF" [[media:Ushakov-LCWS-2023.pptx]]<br />
<br />
* Mar 8-10, JLAAC Agenda<br />
** A. Ushakov (15+5) [[media:JLAAC2023-Ushakov-Ce+BAF_Concept_and_High_Power_Target.pptx]]<br />
** S. Habet (15+5) [[media:Positron_collection_scheme_for_Ce+BAF.pptx | Positron_collection_scheme_for_Ce+BAF]]<br />
<br />
* Mar 7-8, U. Va. Positron Working Group Meeting, Charlottesville - https://indico.jlab.org/event/680/<br />
** J. Grames (25+5), "Ce+BAF concept and the challenging polarized e- source" (final given) [[media:Grames-UVA-2023-Final.pptx]]<br />
** A. Ushakov (25+5), "Positron target design and fatigue studies" (final) [[media:Ushakov-UVA-2023.pptx]]<br />
** S. Habet (25+5), "Concept of a polarized positron injector for CEBAF" (Final given) [[media:PWG_workshop_UVA_MARCH_Sami.pdf | PWG_workshop_UVA_MARCH_Sami]]<br />
** D. Turner (25+5), "Delivering e+ beams from LERF through Ce+BAF" [[media:Turner-UVA_2023.pdf]]<br />
<br />
* Mar 5-10, APS March Meeting, Las Vegas, Nevada<br />
** M. Poelker, "GaAs-based superlattice photocathodes manufactured using MOCVD provide spin polarization > 90% and quantum efficiency > 1%", (poster) [[media:MOCVD photocathodes.pptx]]<br />
<br />
==2022==<br />
'''DILO 7th ANNUAL SF6 GAS MANAGEMENT SEMINAR, Tampa, FL. Nov 8-9, 2022''' [https://dilo.com/trainings-seminars/information-registration]<br />
* C. Hernandez-Garcia invited to present a 20-minute talk: [[Media:Carlos' Jefferson Lab SF6 use in power suppliess for accelerators.pptx]]<br />
<br />
'''EWPAA 2022: European Workshop on Photocathodes for Particle Accelerator Applications, INFN, Milan, Italy, September 20-22, 2022''' [https://agenda.infn.it/event/29956/]<br />
* C. Hernandez-Garcia, et al., "JLab DC gun developments", [[Media:JLab DC gun developments Hernandez-Garcia EWPAA 2022.pptx]]<br />
<br />
'''66th ICFA Advanced Beam Dynamics Workshop on Energy Recovery Linacs (ERL2022) - Cornell University, Oct 3-6''' [https://indico.him.uni-mainz.de/event/108/]<br />
* J. Grames (invited) "Spin polarized electron beam sources for high current"<br />
<br />
'''Workshop on Polarized Sources Targets and Polarimetry (PSTP22) - Mainz, Germany, Sept 26-29 2022''' [https://indico.him.uni-mainz.de/event/108/]<br />
* Conference proceedings - https://pos.sissa.it/433/<br />
* G. Palacios-Serrano, C. Hernandez-Garcia, and M. Poelker, "Wien-filter spin rotator with integrated ion pump" [[media: PSTP2022_018(1).pdf]]<br />
* J. Grames, "Spin Polarized Positron Beam Upgrade for Jefferson Lab", [[media:SpinPolarizedPositrons_PSTP2022_Abstract.docx|Abstract]] [[media:Grames-PSTP-FINAL.pptx|Slides]]<br />
<br />
'''North American Particle Accelerator Conference (NA-PAC'22) - Albuquerque, New Mexico 7-12 August 2022''' [https://attend.ieee.org/napac-2022/ NA PAC 2022]<br />
* G. Palacios-Serrano, C. Hernandez-Garcia, P. Adderley, D. Bullard, J. Grames, and M. Poelker, "High-gradient Wien spin rotators at Jefferson Lab", [[Media:WEP20 Palacios Serrano High gradient Wien filters.docx]],[[File:Wepa20.pdf]]<br />
* C. Hernandez-Garcia, G. Palacios-Serran, J. GRames, and M. Poelker, "A 500 KV INVERTED GEOEMTRY FEEDTHROUGH FOR A HIGH VOLT-AGE DC ELECTRON GUN, [[Media:WEPA16.docx]], [[Media:WEEP16 Poster Hernandez-Garcia 500 kV feedthrough.pptx]]<br />
* M.A. Mamun, S.A.K. Wijethunga, R. Suleiman, C. Hernandez-Garcia, B. Bullard, J. R. Delayen, J. Grames, G. A. Krafft, G. Palacios-Serrano, and M. Poelker, "Improved Electrostatic Design of the Jefferson Lab 300 KV DC Photogun and the Minimization of Beam Deflection",[[media:Abstract_NAPAC2022_Gun_Redesign_&_Beam_Deflection_Mamun.docx | Abstract (talk)]] <br />
<!--* M.A. Mamun, J. Guo, B.F. Roberts, R. Suleiman, H. Wang, M. Poelker, G. Park, J. Henry, and R. A. Rimmer, "TE011 Cavity for Monitoring Magnetic Momentum of a Magnetized Beam",<a href="media:Abstract_NAPAC2022_TE011_Cavity_Mamun.docx%20" data-mce-href="media:Abstract_NAPAC2022_TE011_Cavity_Mamun.docx%20" title="media:Abstract_NAPAC2022_TE011_Cavity_Mamun.docx (Error encountered trying to find page media:Abstract_NAPAC2022_TE011_Cavity_Mamun.docx on this wiki)" data-mw-type="internal_link" class="link internal mw-internal-link mceNonEditable mceNonEditableOverlay mwspan new" data-mw-wikitext="%5B%5Bmedia:Abstract_NAPAC2022_TE011_Cavity_Mamun.docx%20%7C%20Abstract%20(poster)%5D%5D" contenteditable= "false" > Abstract (poster)</a> --><br />
* R. Suleiman, V. S. Morozov, Ya. S. Derbenev, "Measuring the Electric Dipole Moment of the Electron in a Two-energy Spin-Transparent Storage Ring", [[media:NAPAC22_eEDM_abstract.docx | Abstract]] <br />
* M. Bruker, R. Bachimanchi, J. Grames, M. McCaughan, J. Musson, T. Plawski, M. Poelker, T. Powers, H. Wang, Y. Wang: "Operational Experience of the New Booster Cryomodule at the Upgraded Injector Test Facility". [[media:PAC 2022 Max Abstract.pdf | Abstract]] [[media:wepa12.pdf | Paper]] [[media:wepa12_poster.pdf | Poster]]<br />
* M. Bruker, J. Grames, C. Hernandez-Garcia, V. M. Lizárraga-Rubio, M. Poelker, C. A. Valerio-Lizárraga and J. T. Yoskowitz "New Results at JLab Describing Operating Lifetime of GaAs Photo-guns" [[media:Grames-NAPAC-v3.docx | Abstract]] [[media:wepa13.pdf | Paper]] [[media:wepa13_poster.pdf | Poster]]<br />
<br />
'''13th International Particle Accelerator Conference (IPAC’22) - Bangkok, Thailand on 12-17 June 2022''' [https://www.ipac22.org IPAC 2022]<br />
* S. Habet, R. Bodenstein, A. Bogacz , J. Grames, A. Hofler, R. Kazimi, V. Kostrun , F. Lin, Y. Roblin, K. Smolenski, M. Stefani, R. Suleiman, A. Sy, D. Turner, A. Ushakov, C.A. Valerio-Lizarraga, E. Voutier, Y. Zhang, "CW polarized positron beams for 12 GeV CEBAF" [[media:IPAC22-Positrons-abstract.pdf]]<br />
<br />
* S. Zhang,...<br />
<br />
* S. Pokharel, G. A. Krafft, A. S. Hofler, R. Kazimi, M. Bruker, J. Grames, S. Zhang, "CEBAF Injector for KL Beam Conditions" [[media:MOPOTK052.PDF]] [[media:MOPOTK052.pptx]]<br />
<br />
* S. Pokharel, G. A. Krafft, A. S. Hofler, "Modeling a Nb3Sn Cryounit in GPT at UITF" [[media:MOPOTK051.PDF]] [[media:MOPOTK051.pptx]]<br />
<br />
'''J-Future Workshop, Jefferson Lab / Messina University, 28-30 March 2022''' [https://indico.jlab.org/event/520/ workshop website link]<br />
* J. Grames "Ce+BAF : Considerations and Prospects for Polarized (and unpolarized) Positron Beams" [[media:J-Future-Grames.pdf]] [[media:J-Future-Grames-Final.pptx]]<br />
<br />
'''Snowmass Polarized Positron Sources Workshop, March 1, 2022''' [https://indico.fnal.gov/event/52959/]<br />
<br />
* J. Grames, "Polarized positron source program at JLab"<br />
** slides - [[media:Grames-Positron-FINAL.pptx]]<br />
** contribution - [[media:Snowmass_Positron_Grames_Final.docx]]<br />
<br />
'''Snowmass Electron Source Workshop, February 16-18, 2022''' [https://indico.fnal.gov/event/46053/]<br />
<br />
* M. Poelker, "Cathode technologies to produce highly spin-polarized electron beams" [[media:snowmass_cathode technologies_poelker.pptx]]<br />
<br />
* J. Grames, "Capability and Prospects for Polarized Beams from GaAs DC Photogun" [[media:Grames_Snowmass2021_FINAL.pptx]]<br />
<br />
==2021==<br />
'''IEEE Conference on Electrical Insulation and Dielectric Phenomena, Vancouver, BC, Canada, December 12-15''' [https://ceidp.org IEEE CEIDP 2021]<br />
<br />
*C. Hernandez-Garcia, G. Palacios-Serrano, P. Adderley, D. Bullard, J. Grames, M. A. Mamun1, M. Poelker, M. Stutzman, R. Suleiman, Y. Wang, and S.A.K. Wijethunga "Inverted Geometry Ceramic Insulators in High Voltage DC Electron Guns for Accelerators" [[Media:Inv insulators paper published 2021 IEEE conf on elec insu and deil phenomena.pdf]]<br />
<br />
'''Photocathode Physics for Photoinjectors, SLAC, November 10-12, 2021''' [https://conf.slac.stanford.edu/photocathode-physics-photoinjectors-2021/ P3 Workshop]<br />
<br />
'''AVS Symposium, Charlotte NC, October 24-29'''<br />
<br />
'''24th International Symposium on Spin Physics (SPIN2021) October 18-22, 2021, Matsue, Japan - https://indico2.riken.jp/event/3082/'''<br />
<br />
* J. M. Grames, C. K. Sinclair, M. Poelker, X. Roca-Maza, M. L. Stutzman, R. Suleiman, Md. A. Mamun, M. McHugh, D. Moser, J. Hansknecht, B. Moffit and T. J. Gay "High Precision 5 MeV Mott Polarimeter" [[media:Grames-Spin2021.docx]] [[media:Grames_SPIN2021.pdf]] [[media:SPIN2021-GRAMES-103.pdf]]<br />
<br />
* M. Stefani and B. van der Geer, [[media:SPIN2021_Stefani.pdf | New Spin Tracking Software Developed For General Particle Tracer]], SPIN 2021<br />
<br />
* R. Suleiman, "EDM in Small Rings": [[media:EDM_SmallRings_Suleiman_Spin2021.pdf]]<br />
<br />
<br />
'''Mini-Symposium Advancements and Opportunities of Polarized Targets and Beams [http://web.mit.edu/dnp2021/index.html APS DNP Meeting, Boston Oct 11-14, 2021]'''<br />
<br />
* Shukui ?<br />
<br />
'''12th International Particle Accelerator Conference - IPAC’21, May 24-28, 2021''' https://www.ipac21.org/#<br />
<br />
* G. Palacios, P. Adderley, H. Baumgart, J. Benesch, D. Bullard, J. Grames, C. Hernandez-Garcia, A. Hofler, D. Machie, M. Poelker, M. Stutzman and R. Suleiman, "A 200 keV Wien Filter Spin Rotator Design and High Voltage Evaluation" [[Media:Gabriel Palacios Wien filter Abstract IPAC21 FINAL.docx | Abstract]][[Media:IPAC_2021_poster_slides_final_Gabriel_Palacios.pptx | Poster]] [[Media:Mopab324(1).pdf | Proceedings]]<br />
<br />
* J. T. Yoskowitz , G. A. Krafft, G. Palacios-Serrano, S. Wijethunga, J. Grames, J. Hansknecht, C. Hernandez-Garcia, M. Poelker, M. Stutzman, R. Suleiman and S. B. van der Geer, "IMPROVING THE OPERATIONAL LIFETIME OF THE CEBAF PHOTO- GUN BY ANODE BIASING" [[:File:Yoskowitz_IPAC2021_BiasedAnode_Abstract_2.docx | Abstract]] [[:File:WEPAB104.pdf | Proceedings]]<br />
<br />
* J. T. Yoskowitz , G. A. Krafft, S. B. van der Geer, J. Grames, C. A. Valerio Lizarraga "SIMULATING ELECTRON IMPACT IONIZATION USING A GENERAL PARTICLE TRACER (GPT) CUSTOM ELEMENT" [[:File:Yoskowitz_IPAC2021_GPT_Abstract_2.docx | Abstract]] [[:File:WEPAB105.pdf | Proceedings]]<br />
<br />
* S.A.K. Wijethunga , J.R. Delayen, G.A. Krafft , G. Palacios-Serrano, M.A. Mamun, C. Hernandez-Garcia, R. Suleiman, M. Poelker, J. Benesch, "REDESIGN OF THE JEFFERSON LAB -300 kV DC PHOTO-GUN FOR HIGH BUNCH CHARGE OPERATIONS" [[Media:WEPAB092.pdf|Proceedings]] [[Media:REDESIGN OF THE JEFFERSON LAB -300 kV DC PHOTO-GUN FOR HIGH BUNCH CHARGE OPERATIONS_poster.pdf|Poster]] <br />
<br />
* S. A. K. Wijethunga, J. R. Delayen, G. A. Krafft, M. A. Mamun, R. Suleiman, M. Poelker, S. Zhang, J. Benesch, "SPACE CHARGE EFFECT IN LOW ENERGY MAGNETIZED ELEC-TRON BEAM" [[Media:WEPAB093.pdf|Proceedings]] [[Media:SPACE CHARGE EFFECT IN LOW ENERGY MAGNETIZED ELECTRON BEAM_poster.pdf|Poster]] <br />
<br />
* Marcy Stutzman, Charles Hetzel, "Pressure Simulations for the EIC Interaction Region" [[media:WEPAB340.pdf]] [[media:WEPAB340_poster.pdf]]<br />
<br />
'''2021 International Workshop on Future Linear Colliders - LCWS2021, March 15-18, 2021''' https://indico.cern.ch/event/995633/<br />
* Proceedings https://www.slac.stanford.edu/econf/C2103151/<br />
* [[Media:Hernandez-Garcia JLab LCWS 500 kV insulators.pptx]]<br />
<br />
==2020==<br />
<br />
'''2020 Fall Meeting of the APS Division of Nuclear Physics Thursday–Sunday, October 29–November 1 2020'''<br />
:-J. Grames "Highly spin polarized electron and positron beams at a compact accelerator facility"<br />
:Session link: http://meetings.aps.org/Meeting/DNP20/APS_Invited [[media:APSDNP2020-Grames_FINAL_150dpi.pptx]]<br />
<br />
:-N. Trotta, J. Grames, F. Benmokhtar "Simulations of Positron Distributions from a Polarized Electron Beam" (poster), [[media:Trotta_Nicholaus_JA_FINAL.pptx]]<br />
<br />
'''Americas Workshop on Linear Colliders 2020''' (https://agenda.linearcollider.org/event/8622/overview)<br />
<br />
'''CFNS Workshop on Beam Polarization and Polarimetry at EIC ([https://indico.bnl.gov/event/7583/]) June 26, 2020'''<br />
:J. Grames "Production of Polarized Positrons at Jefferson Lab" (slides) [[media:Grames_CNFS_FINAL.pptx]]<br />
:T. Gay "High-Accuracy 5-MeV Mott Polarimetry at the CEBAF Injector" (slides) [[media:EIC Mott Talk v3.pdf]] [[media:EIC Mott Talk v3.pptx]] <br />
<br />
'''[http://ipac2020.vrws.de International Particle Accelerator Conference IPAC'20] (Caen, France, May 2020)'''<br />
: F. Lin, Y.S. Derbenev, J.M. Grames, J. Guo, V.S. Morozov, E.J-M. Voutier, Y. Zhang, "Exploration of Positron Beams for New Frontier Research" (MOVI04), also the presentation is available at https://www.ipac20.org/fanglei-lin-jlab/ , however, it requires to log into the IPAC20 site.<br />
<br />
==2019==<br />
'''International Workshop on Future Linear Colliders (LCWS 2019) ([http://epx.phys.tohoku.ac.jp/LCWS2019/]) October 28 - November 1, Sendai Japan'''<br />
* Compressed PowerPoint (~19 MB) => [[media:LCWS19_Grames_compressed.pptx]] <br />
<br />
'''2019 Workshop on Polarized Sources, Targets, and Polarimetry (PSTP 2019) ([https://conference.sns.gov/event/139/overview]) September 23-27 2019, Knoxville, TN'''<br />
<br />
J. Yoskowitz, J. Grames, J. Hansknecht, C. Hernandez-Garcia, G. A. Krafft, M. Poelker, R.Suleiman, G. Palacios-Seranno, S. Wijethunga, S. B. Van Der Geer<br />
"New Simulations for Ion-Production and Back-Bombardment in GaAs Photo-guns"<br />
* [[:File:Yoskowitz_PSTP19_Presentation_FINAL_compressed.pptx | Presentation]]<br />
* [[:File:Yoskowitz_PSTP2019_Proceedings_Newest.pdf | Proceedings]]<br />
<br />
'''European Workshop on Photocathodes for Particle Accelerator Applications (EWPAA 2019) ([https://indico.psi.ch/event/6746/page/1353-welcome]) Paul Scherrer Institut, Villigen, Switzerland, from September 11 to 13, 2019'''<br />
* PowerPoint => [[media:EWPAA 2019_poelker.pptx]]<br />
<br />
'''10th International Particle Accelerator Conference (IPAC 2019) ([https://ipac19.org/]) MELBOURNE CONVENTION & EXHIBITION CENTRE, AUSTRALIA, 19 – 24 MAY 2019'''<br />
* PDF => [[media:IPAC 2019_zhang.pdf]]<br />
<br />
==2018==<br />
'''International Workshop on Future Linear Colliders (LCWS 2018) ([http://www.uta.edu/physics/lcws18/index.html]) October 22-26, 2018, University of Texas - Arlington'''<br />
* PowerPoint (37 MB) => [[media:LCWS18_Grames_FINAL.pptx]] <br />
* PDF (40 MB and animation does not work) => [[media:LCWS18_Grames_FINAL.pdf]]<br />
<br />
'''Photocathode Physics for Photoinjectors (P3) Workshop([https://www.lanl.gov/conferences/photocathode-physics-photoinjectors/index.php website]), October 15-17, 2018, Santa Fe, New Mexico'''<br />
* M.A. Mamun, "Magnetized Electron Source for JLEIC Electron Cooler" [[media:2018_P3_JLab Magnetized Gun_mamun.pdf]]<br />
'''Spin 2018 ([http://spin2018.unife.it/ website]) September 10-14, 2018, Ferrara, Italy'''<br />
<br />
'''18th International Conference on Positron Annihilation ([https://www.bgsu.edu/icpa18.html website]), August 19-24, 2018, Orlando, Florida'''<br />
* J. Grames, "Polarized Beams – A Tale of Two Leptons" [[media:ICPA_Grames_FINAL.pptx]]<br />
<br />
'''Electrons for the LHC - LHeC/FCCeh and Perle Workshop ([https://indico.cern.ch/event/698368 website]), June 27-29, 2018'''<br />
* J. Grames, P. Adderley, B. Bullard, J. Hansknecht, C. Hernandez-Garcia, G. Palacios, M. Poelker, D. Moser, M. Stutzman, S. Zhang, "Milliampere beam studies using high polarization photocathodes at the CEBAF Photoinjector" [[media:LHeC18_Grames_Final.pptx]]<br />
<br />
'''9th International Particle Accelerator Conference (IPAC'18), Vancouver, British Columbia, Canada, April 29 to May 4, 2018'''<br />
<br />
* M.A. Mamun, P. Adderley, J. Benesch, B. Bullard, J. Delayen, J. Grames, J. Guo, F. Hannon, J. Hansknecht, C. Hernandez-Garcia, R. Kazimi, G. Krafft, M. Poelker, R. Suleiman, M. Tiefenback, Y. Wang, S. Wijethunga, and S. Zhang, "Production of Magnetized Electron Beam from a DC High Voltage Photogun" [[media:THPMK108_poster_Mamun_IPAC18.pdf]], [[media:THPMK108_Proceedings_Mamun_IPAC18.pdf]]<br />
<br />
* S.A.K. Wijethunga, M.A. Mamun, F.E. Hannon, G.A. Krafft, J. Benesch, R. Suleiman, M. Poelker, J.R. Delayen "Simulation Study of the Magnetized Electron Beam" [[Media:THPAK071_poster_Sajini_IPAC'18.pdf]], [[Media:THPAK071_proceedings_Sajini_IPAC'18.pdf]]<br />
<br />
* F.E.Hannon: "Design of a High Charge, Low Energy, Magnetized Electron Injector" [[Media:THPMK107.pdf]], [[Media:THPMK107_poster.pdf]]<br />
<br />
==2017==<br />
'''International Workshop on Polarized Sources, Targets and Polarimeters (PSTP), Oct 15 - 20, 2017, Daejeon, South Korea'''<br />
* Wei Lui, Matt Poelker, Shukui Zhang, Marcy Stutzman, "Spin Polarization Sensitivity of Electrons Emitted from Bulk GaAs Photocathodes" [[media:PSTP2017_Wei Lui_polarization study bulk GaAs.pptx]]<br />
<br />
* M. Poelker, P. Adderley, J. Benesch, B. Bullard, J. Grames, F. Hannon, J. Hansknecht, C. Hernandez-Garcia, R. Kazimi, G. Krafft, M. A. Mamun, R. Suleiman, M. Tiefenback, S. Zhang, Y. Wang, S. Wijiethunga and J. Yoskovitz, "Magnetized Electron Beam for JLEIC Re-circulator Cooler Ring" [[media:PSTP2017_Poelker_magnetized beam.pptx]], [[media: Proceedings of Science submission, "Magnetized Electron Beam for JLEIC Re-circulator Cooler Ring".pdf]] <br />
<br />
* Joe Grames, Phil Adderley, John Hansknecht, Reza Kazimi, Matt Poelker, Daniel Moser, Marcy Stutzman, R. Suleiman Shukui Zhang "Milliampere beam studies using high polarization photocathodes at the CEBAF Photoinjector" [[media:PSTP2017_Grames_v1.pptx]] [[media:PSTP2017_Grames_Final.pdf]]<br />
<br />
'''International Workshop on Physics with Positrons @ JLab (JPOS), Sep 12 - 15, 2017, Jefferson Lab, Newport News, VA'''<br />
* [[media:Larry Cardman_The PEPPo method for polarized positrons and PEPPo II.pptx]]<br />
* [https://aip.scitation.org/toc/apc/1970/1?Track=CPPERP1970&dm_i=2FAM%2C197ME%2C8DZK6R%2C40LG2%2C1&expanded=1970 AIP Conf. Proc. 1970]<br />
<br />
'''NSTAR 2017, the 11th International Workshop on the Physics of Excited Nucleons,, August 20-23, 2017, University of South Carolina, Columbia, SC''' [http://nstar2017.physics.sc.edu/ Scientific Program]<br />
* J. Grames [[media:NSTAR_Grames_Final.pptx]]<br />
<br />
==2016==<br />
'''Photocathode Physics for Photoinjectors, October 17-19, 2016, JLab'''<br />
* M. A. Mamun, "Study of bialkali antimonide photocathode on Niobium substrate" [[media:Mamun Nb substrate.pptx]]<br />
* W. Liu, "The effects of ion bombardment on bulk GaAs photocathodes with different surface-cleavage planes" [[media:Ion bombardment.pptx]] <br />
<br />
'''2016 Fall Meeting of the APS Division of Nuclear Physics, Vancouver BC, Canada, 13-16 October 2016'''<br />
* B. Hardy and J. Grames, "Magneto-Optic Kerr Effect in a Magnetized Electron Gun" [[media:HardyDNP.pptx]] [[media:HardyDNP.pdf]]<br />
* D. Brakman, C. Cuevas, G.P. Gilfoyle, J. Grames, B. Gunning, "Uniformly Rastering an Electron Beam on a Polarized Cryotarget" [[media:BrakmanDNP.pptx]] [[media:BrakmanDNP.pdf]]<br />
<br />
'''28th Linear Accelerator Conference, LINAC 16, East Lansing, Michigan, 25-30 September 2016'''<br />
* M. Drury, G. Eremeev, J. Grames, R. Kazimi, M. Poelker, J. Preble, R. Suleiman, Y. Wang, M. Wright, "4 K SRF Operation of the 10 MeV CEBAF Photo-Injector" [[media:MOLPR010_proceedings.pdf]] [[media:MOLPR010_poster.ppt]]<br />
<br />
'''SPIN 2016, Urbana-Champaign, 26-30 September 2016'''<br />
* M. Poelker "12 GeV CEBAF: Accelerator Systems and Polarized Beams" [[media:SPIN2016_Poelker_12GeV CEBAF.pdf]] or view ppt file at https://indico.cern.ch/event/570680/contributions/2308608/<br />
* J. Grames, "Production of Highly Polarized Positrons Using MeV Energy Polarized Electrons" presentation [[media:SPIN_Grames_Final.pptx]] and proceedings [[media:Spin2016Grames.pdf]]<br />
* T. Gay, "High-Precision 5-MeV Mott Polarimetry at the JLab Injector", SPIN 2016 @ UIUC, Sep 26-30, 2016 [[media:SPIN16_Gay.pdf]]<br />
<br />
'''ECT Workshop: Physics beyond the standard model and precision nucleon structure , Trento, Italy, 1-5 August, 2016'''<br />
* A. Freyberger, "CEBAF Polarized Beam for Parity Violation Experiments in the 12 GeV era" [[media:ECT2016_APF.pdf]]<br />
<br />
'''7th International Particle Accelerator Conference, BEXCO, Busan, Korea, 8-13 May 2016'''<br />
* R. Kazimi, J. M. Grames, J. Hansknecht, A. Hofler, G. Lahti, T. E. Plawski, M. Poelker, R. Suleiman, Y. Wang, "Four Beam Generation for Simultaneous Four-Hall Operation at CEBAF" [[media:THPOY060-Final.PDF]] [[media:THPOY060_poster.pdf]] [http://accelconf.web.cern.ch/AccelConf/ipac2016/papers/thpoy060.pdf Proceedings]<br />
<br />
'''APS April Meeting, Salt Lake City Utah, 16-19 April 2016'''<br />
* M. Poelker, "Polarized electrons for parity violation experiments at Jefferson Lab" [[media:poelker APS mtg slides.pptx]]<br />
<br />
==2015==<br />
'''Polarized Sources, Targets and Polarimetry Workshop (PSTP'15), Bochum, Germany, September 14-18, 2015'''<br />
* J. Grames, "A Low-Energy Source of Highly Spin-Polarized Positrons" [[Media:PSTP15_Grames.docx]]<br />
* M. Poelker, "Ongoing efforts to construct a 350 kV dc high voltage photogun with inverted insulator geometry" [[Media:PSTP15_poelker_building a 350kV gun.pptx]]<br />
<br />
'''Accelerator Operations Retreat, Jefferson Lab, July 15-17, 2015'''<br />
* J. Grames, "Laser and Injector Upgrade for 4-Hall Operations" [[Media:OpsRetreat15_Grames.pptx]]<br />
<br />
'''Intense Electron Beams Workshop, Cornell Unversity, June 17-19, 2015'''<br />
* J. Grames, "High Current Polarized Electron Sources" [[Media:IEB_Grames_Final.pptx]]<br />
* J. Grames, "Convener Summary - Electrons Sources and Polarimeters" [[Media:IEB_Technology_Grames.pptx]]<br />
* J. Grames, "Plenary Open Topics - PEPPo" [[Media:IEB_PEPPo_Grames.pptx]]<br />
<br />
'''IPAC2015, Richmond, VA May 3-9, 2015'''<br />
* M.L.Stutzman, P.A.Adderley, M.Poelker, Md.A.Mamun "Vacuum Characterization and Improvement for the Jefferson Lab Polarized Electron Source" [[Media:StutzmanPosterIPAC2015.pptx]] [[Media:StutzmanProceedingsIPAC2015.docx]] <br />
<br />
'''IPAC2015, Richmond, VA May 3-9, 2015'''<br />
* S.Zhang, M.L.Stutzman, M.Poelker, Y. Chen, and A. Moy, "Observation of Significant Quantum Efficiency Enhancement from a Polarized Photocathode with Distributed Brag reflector" [[Media:SZhangPosterIPAC2015.pdf]] [[Media:SZhangProceedingsIPAC2015.pdf]]<br />
<br />
'''IPAC2015, Richmond, VA May 3-9, 2015'''<br />
* A. Adeyemi, J. Grames, R. Suleiman for the PEPPo Collaboration, "PEPPo: Using a Polarized Electron Beam to Produce Polarized Positrons" [[Media:AdeyemiPosterIPAC2015.pdf]] [[Media:AdeyemiProceedingsIPAC2015.pdf]]<br />
<br />
==2014==<br />
''' VII Congreso Internacional de Ingeniería Física, November 24 - 28, 2014, Universidad Autónoma Metropolitana, Ciudad de México'''<br />
* M. Poelker, "Future Trends for Photoelectron Guns at Accelerators" [[Media:Electron Guns at Jefferson Lab.pptx]]<br />
<br />
'''Proton Ring EDM Collaboration Meeting, November 10 - 11, 2014, Brookhaven National Lab'''<br />
* M. Poelker, "High Voltage Studies at Jefferson Lab" [[Media:Can our experience building DC high voltage photoguns help the Proton Ring EDM effort?.pptx]]<br />
<br />
'''P3 Workshop, November 3 - 5, Lawrence Berkeley National Laboratory, Berkeley, CA USA'''<br />
P3 = Physics of Photocathodes for Photoinjectors [https://sites.google.com/a/lbl.gov/photocathode-physics-for-photoinjectors/announcement]<br />
* R. Mammei, M. Poelker, "Performance of alkali-antimonide photocathodes inside a JLab dc high voltage photogun" [[Media:CsK2Sb lifetime studies_P3.pptx]]<br />
* M.A. Mamun, M. Poelker, "Alkali-antimonide photocathodes using co-deposition and an effusion source" [[Media:Bi-alkali photocathodes and effusion source_P3.pptx]] <br />
<br />
<br />
'''41st ICMCTF, April 28 - May 2, 2014, San Diego, CA, USA'''<br />
* M.A.Mamun, E. Forman, R. Taus, M. Poelker, A.A. Elmustafa, "Evaluation of TiN-Coated Aluminum Electrodes for DC High Voltage Electron Guns" [[Media:Mamun_ICMCTF Conference_SanDiego_4_28_14.pptx]] <br />
<br />
'''Electron Ion Collider Workshop, March 17-21, 2014, Jefferson Lab'''<br />
* C. Hernandez-Garcia, J. Hansknecht, M. Poelker, "Status of the JLab 500 kV Inverted Gun"<br />
<br />
'''Electron Ion Collider Workshop, March 17-21, 2014, Jefferson Lab'''<br />
* J. Grames, P. Adderley, T. Gay, J. Hansknecht, C. Horowitz, M. McHugh, A. Opper, M.Poelker, X. Roca-Maza, C.Sinclair, M. Stutzman, R. Suleiman, "Precision Test of Mott Polarimetry in the MeV Energy Range"<br />
<br />
'''Electron Ion Collider Workshop, March 17-21, 2014, Jefferson Lab'''<br />
* J. Grames on behalf of PEPPo Collaboration "Polarized Electrons for Polarized Positrons: A Proof-of-Principle Experiment"<br />
<br />
'''Electron Ion Collider Workshop, March 17-21, 2014, Jefferson Lab'''<br />
* R. Suleiman, P. Adderley, J. Clark, S. Covert, J. Grames, J. Hansknecht, M.Poelker, M. Stutzman, "Operation of Jefferson Lab Polarized Electron Sources at High Currents"<br />
- Talk: [[Media:WEYAUD2_talk.pdf]] [[Media:WEYAUD2_talk.ppt]] <br />
- Proceedings: [[Media:WEYAUD2.pdf]] [[Media:WEYAUD2.docx]]<br />
<br />
==2013==<br />
<br />
'''XVth International Workshop on Polarized Sources, Targets, and Polarimetry''' [http://faculty.virginia.edu/PSTP2013/ Workshop Website]<br />
* J. Grames, on behalf of PEPPo Collaboration "Polarized Electrons for Polarized Positrons: A Proof-of-Principle Experiment" <br />
<br />
'''XVth International Workshop on Polarized Sources, Targets, and Polarimetry''' [http://faculty.virginia.edu/PSTP2013/ Workshop Website]<br />
* J. Grames, M. McHugh, C. Horowitz, M. Melnitchouk, A. Opper, M. Poelker, S. Rhodes, X. Roca-Maza, C. Sinclair, R. Suleiman, "Mott polarimeter upgrade at Jefferson Lab" [[Media:PSTP2013_Grames McHugh.pdf|PDF]]<br />
<br />
'''IPAC 2013, May 12-17, Shanghai, China'''<br />
* E. Voutier on behalf of the PEPPo Collaboration, "The Proof-of-Principle Experiment PEPPo"<br />
<br />
'''IPAC 2013, May 12-17, Shanghai, China'''<br />
* O. Dadoun, E. Froidefond, E. Voutier on behalf of the PEPPo Collaboration, "Characterization of the Analyzing Target of the PEPPo Experiment"<br />
<br />
'''IPAC 2013, May 12-17, Shanghai, China'''<br />
* A. Adeyemi, E. Voutier on behalf of the PEPPo Collaboration, "The Calibration of the PEPPo Polarimeter for Electrons and Positrons"<br />
<br />
'''PEB2013, Workshop to Explore Physics Opportunities with Intense, Polarized Electron Beams''' [http://web.mit.edu/lns/PEB_Workshop/ Workshop Website] [http://www.flickr.com/photos/rcowan/sets/72157633050445370/ Workshop photos]<br />
*M. Poelker, "High Current Polarized Electron Source" [[Media:MIT_PEBworkshop_poelker.pptx|PPTX]], [[Media:MIT_PEBworkshop_poelker.pdf|PDF]]<br />
<br />
== 2007 ==<br />
'''IPAC 2007, Albuquerque, New Mexico'''<br />
* J. Grames, P. Adderley, J. Brittian, J. Clark, J. Hansknecht, D. Machie, M.Poelker, M.L. Stutzman, R. Suleiman, K. Surles-Law, "LIFETIME MEASUREMENTS OF HIGH POLARIZATION STRAINEDSUPERLATTICE GALLIUM ARSENIDE AT BEAM CURRENT >1 MILLIAMP USING A NEW 100kV LOAD LOCK PHOTOGUN", Proceedings of PAC07, Albuquerque, New Mexico, USA, THPMS064 [[media:THPMS064.PDF]]<br />
<br />
<br />
<br />
== 1997 - 2012 ==<br />
Until this section updated please refer to '''[http://www.jlab.org/accel/inj_group/index.html Old CIS Homepage]'''</div>Poelkerhttps://wiki.jlab.org/ciswiki/index.php?title=CIS_Conference_and_Workshop_Proceedings&diff=30054CIS Conference and Workshop Proceedings2023-08-03T15:53:18Z<p>Poelker: </p>
<hr />
<div>==2023==<br />
* Oct TBD, Photocathode Physics for Photoinjectors Workshop, Brookhaven National Lab<br />
** Marcy, SPC<br />
** Carlos, SPC<br />
<br />
* Sep 25-29, 14th International Vacuum Electron Sources Conference (IVESC2023), Tsukuba University, Japan<br />
** Carlos,<br />
<br />
* Sep 24-29, 12th International Spin Symposium, Duke, NC, - https://indico.jlab.org/event/663/<br />
** J. Grames, 'A positron beam at CEBAF”<br />
** M. Stutzman,<br />
<br />
* Sep 10-14, 12th International Beam Instrumentation Conferences, Saskatoon, Canada - https://indico.lightsource.ca/event/9/<br />
** Max, Harmonic kicker<br />
<br />
* June 26-28, Jefferson Lab User Organization 2023 Annual meeting - https://www.jlab.org/jluo2023<br />
** TBD, 'Positron Source and Beam'<br />
** G. Blume, poster<br />
<br />
* June 5-9 54th Annual Meeting of the APS Division of Atomic, Molecular and Optical Physics, Spokane, WA - https://engage.aps.org/damop/meetings/annual<br />
** R. Suleiman, <br />
<br />
* May 7-12, 14th International Particle Accelerator Conference, Venice Italy - https://www.ipac23.org/<br />
** G. Blume et al., (poster) "A 5 MeV Compton transmission polarimeter designed for a SRF photogun" [[media:abstract-1233.pdf]]<br />
** J. Grames et al., (poster) "Status of Ce+BAF: Polarized Positron Beam Capability at CEBAF 12 GeV" [[media:abstract-1313.pdf]]<br />
** R. Kazimi et al., "Polarized Electron Injector for Positron Capability at CEBAF 12 GeV" [[media:abstract-1917.pdf]]<br />
** A. Sy et al., "Degrader beamline design at the CEBAF injector for machine acceptance studies" [[media:Amy_Sy-IPAC23.pdf]]<br />
** A. Ushakov et al, "Conceptual Design of a High-Power Target for Positron Production at CEBAF" [[media:abstract-1794.pdf]]<br />
<br />
* May 15-19, LCWS2023 International Workshop on Linear Colliders (Andriy) - https://indico.slac.stanford.edu/event/7467/overview<br />
** C. Hernandez-Garcia, "Building the next high voltage dc photogun polarized source for the ILC at JLab" [[media:Hernandez-Garcia LCWS'23 remote no backup.pptx]]<br />
** A. Ushakov, "High Power Solid Target for Positron Source at CEBAF" [[media:Ushakov-LCWS-2023.pptx]]<br />
<br />
* Mar 8-10, JLAAC Agenda<br />
** A. Ushakov (15+5) [[media:JLAAC2023-Ushakov-Ce+BAF_Concept_and_High_Power_Target.pptx]]<br />
** S. Habet (15+5) [[media:Positron_collection_scheme_for_Ce+BAF.pptx | Positron_collection_scheme_for_Ce+BAF]]<br />
<br />
* Mar 7-8, U. Va. Positron Working Group Meeting, Charlottesville - https://indico.jlab.org/event/680/<br />
** J. Grames (25+5), "Ce+BAF concept and the challenging polarized e- source" (final given) [[media:Grames-UVA-2023-Final.pptx]]<br />
** A. Ushakov (25+5), "Positron target design and fatigue studies" (final) [[media:Ushakov-UVA-2023.pptx]]<br />
** S. Habet (25+5), "Concept of a polarized positron injector for CEBAF" (Final given) [[media:PWG_workshop_UVA_MARCH_Sami.pdf | PWG_workshop_UVA_MARCH_Sami]]<br />
** D. Turner (25+5), "Delivering e+ beams from LERF through Ce+BAF" [[media:Turner-UVA_2023.pdf]]<br />
<br />
* Mar 5-10, APS March Meeting, Las Vegas, Nevada<br />
** M. Poelker, "GaAs-based superlattice photocathodes manufactured using MOCVD provide spin polarization > 90% and quantum efficiency > 1%" (poster) [[media:MOCVD photocathodes.pptx]]<br />
<br />
==2022==<br />
'''DILO 7th ANNUAL SF6 GAS MANAGEMENT SEMINAR, Tampa, FL. Nov 8-9, 2022''' [https://dilo.com/trainings-seminars/information-registration]<br />
* C. Hernandez-Garcia invited to present a 20-minute talk: [[Media:Carlos' Jefferson Lab SF6 use in power suppliess for accelerators.pptx]]<br />
<br />
'''EWPAA 2022: European Workshop on Photocathodes for Particle Accelerator Applications, INFN, Milan, Italy, September 20-22, 2022''' [https://agenda.infn.it/event/29956/]<br />
* C. Hernandez-Garcia, et al., "JLab DC gun developments", [[Media:JLab DC gun developments Hernandez-Garcia EWPAA 2022.pptx]]<br />
<br />
'''66th ICFA Advanced Beam Dynamics Workshop on Energy Recovery Linacs (ERL2022) - Cornell University, Oct 3-6''' [https://indico.him.uni-mainz.de/event/108/]<br />
* J. Grames (invited) "Spin polarized electron beam sources for high current"<br />
<br />
'''Workshop on Polarized Sources Targets and Polarimetry (PSTP22) - Mainz, Germany, Sept 26-29 2022''' [https://indico.him.uni-mainz.de/event/108/]<br />
* Conference proceedings - https://pos.sissa.it/433/<br />
* G. Palacios-Serrano, C. Hernandez-Garcia, and M. Poelker, "Wien-filter spin rotator with integrated ion pump" [[media: PSTP2022_018(1).pdf]]<br />
* J. Grames, "Spin Polarized Positron Beam Upgrade for Jefferson Lab", [[media:SpinPolarizedPositrons_PSTP2022_Abstract.docx|Abstract]] [[media:Grames-PSTP-FINAL.pptx|Slides]]<br />
<br />
'''North American Particle Accelerator Conference (NA-PAC'22) - Albuquerque, New Mexico 7-12 August 2022''' [https://attend.ieee.org/napac-2022/ NA PAC 2022]<br />
* G. Palacios-Serrano, C. Hernandez-Garcia, P. Adderley, D. Bullard, J. Grames, and M. Poelker, "High-gradient Wien spin rotators at Jefferson Lab", [[Media:WEP20 Palacios Serrano High gradient Wien filters.docx]],[[File:Wepa20.pdf]]<br />
* C. Hernandez-Garcia, G. Palacios-Serran, J. GRames, and M. Poelker, "A 500 KV INVERTED GEOEMTRY FEEDTHROUGH FOR A HIGH VOLT-AGE DC ELECTRON GUN, [[Media:WEPA16.docx]], [[Media:WEEP16 Poster Hernandez-Garcia 500 kV feedthrough.pptx]]<br />
* M.A. Mamun, S.A.K. Wijethunga, R. Suleiman, C. Hernandez-Garcia, B. Bullard, J. R. Delayen, J. Grames, G. A. Krafft, G. Palacios-Serrano, and M. Poelker, "Improved Electrostatic Design of the Jefferson Lab 300 KV DC Photogun and the Minimization of Beam Deflection",[[media:Abstract_NAPAC2022_Gun_Redesign_&_Beam_Deflection_Mamun.docx | Abstract (talk)]] <br />
<!--* M.A. Mamun, J. Guo, B.F. Roberts, R. Suleiman, H. Wang, M. Poelker, G. Park, J. Henry, and R. A. Rimmer, "TE011 Cavity for Monitoring Magnetic Momentum of a Magnetized Beam",<a href="media:Abstract_NAPAC2022_TE011_Cavity_Mamun.docx%20" data-mce-href="media:Abstract_NAPAC2022_TE011_Cavity_Mamun.docx%20" title="media:Abstract_NAPAC2022_TE011_Cavity_Mamun.docx (Error encountered trying to find page media:Abstract_NAPAC2022_TE011_Cavity_Mamun.docx on this wiki)" data-mw-type="internal_link" class="link internal mw-internal-link mceNonEditable mceNonEditableOverlay mwspan new" data-mw-wikitext="%5B%5Bmedia:Abstract_NAPAC2022_TE011_Cavity_Mamun.docx%20%7C%20Abstract%20(poster)%5D%5D" contenteditable= "false" > Abstract (poster)</a> --><br />
* R. Suleiman, V. S. Morozov, Ya. S. Derbenev, "Measuring the Electric Dipole Moment of the Electron in a Two-energy Spin-Transparent Storage Ring", [[media:NAPAC22_eEDM_abstract.docx | Abstract]] <br />
* M. Bruker, R. Bachimanchi, J. Grames, M. McCaughan, J. Musson, T. Plawski, M. Poelker, T. Powers, H. Wang, Y. Wang: "Operational Experience of the New Booster Cryomodule at the Upgraded Injector Test Facility". [[media:PAC 2022 Max Abstract.pdf | Abstract]] [[media:wepa12.pdf | Paper]] [[media:wepa12_poster.pdf | Poster]]<br />
* M. Bruker, J. Grames, C. Hernandez-Garcia, V. M. Lizárraga-Rubio, M. Poelker, C. A. Valerio-Lizárraga and J. T. Yoskowitz "New Results at JLab Describing Operating Lifetime of GaAs Photo-guns" [[media:Grames-NAPAC-v3.docx | Abstract]] [[media:wepa13.pdf | Paper]] [[media:wepa13_poster.pdf | Poster]]<br />
<br />
'''13th International Particle Accelerator Conference (IPAC’22) - Bangkok, Thailand on 12-17 June 2022''' [https://www.ipac22.org IPAC 2022]<br />
* S. Habet, R. Bodenstein, A. Bogacz , J. Grames, A. Hofler, R. Kazimi, V. Kostrun , F. Lin, Y. Roblin, K. Smolenski, M. Stefani, R. Suleiman, A. Sy, D. Turner, A. Ushakov, C.A. Valerio-Lizarraga, E. Voutier, Y. Zhang, "CW polarized positron beams for 12 GeV CEBAF" [[media:IPAC22-Positrons-abstract.pdf]]<br />
<br />
* S. Zhang,...<br />
<br />
* S. Pokharel, G. A. Krafft, A. S. Hofler, R. Kazimi, M. Bruker, J. Grames, S. Zhang, "CEBAF Injector for KL Beam Conditions" [[media:MOPOTK052.PDF]] [[media:MOPOTK052.pptx]]<br />
<br />
* S. Pokharel, G. A. Krafft, A. S. Hofler, "Modeling a Nb3Sn Cryounit in GPT at UITF" [[media:MOPOTK051.PDF]] [[media:MOPOTK051.pptx]]<br />
<br />
'''J-Future Workshop, Jefferson Lab / Messina University, 28-30 March 2022''' [https://indico.jlab.org/event/520/ workshop website link]<br />
* J. Grames "Ce+BAF : Considerations and Prospects for Polarized (and unpolarized) Positron Beams" [[media:J-Future-Grames.pdf]] [[media:J-Future-Grames-Final.pptx]]<br />
<br />
'''Snowmass Polarized Positron Sources Workshop, March 1, 2022''' [https://indico.fnal.gov/event/52959/]<br />
<br />
* J. Grames, "Polarized positron source program at JLab"<br />
** slides - [[media:Grames-Positron-FINAL.pptx]]<br />
** contribution - [[media:Snowmass_Positron_Grames_Final.docx]]<br />
<br />
'''Snowmass Electron Source Workshop, February 16-18, 2022''' [https://indico.fnal.gov/event/46053/]<br />
<br />
* M. Poelker, "Cathode technologies to produce highly spin-polarized electron beams" [[media:snowmass_cathode technologies_poelker.pptx]]<br />
<br />
* J. Grames, "Capability and Prospects for Polarized Beams from GaAs DC Photogun" [[media:Grames_Snowmass2021_FINAL.pptx]]<br />
<br />
==2021==<br />
'''IEEE Conference on Electrical Insulation and Dielectric Phenomena, Vancouver, BC, Canada, December 12-15''' [https://ceidp.org IEEE CEIDP 2021]<br />
<br />
*C. Hernandez-Garcia, G. Palacios-Serrano, P. Adderley, D. Bullard, J. Grames, M. A. Mamun1, M. Poelker, M. Stutzman, R. Suleiman, Y. Wang, and S.A.K. Wijethunga "Inverted Geometry Ceramic Insulators in High Voltage DC Electron Guns for Accelerators" [[Media:Inv insulators paper published 2021 IEEE conf on elec insu and deil phenomena.pdf]]<br />
<br />
'''Photocathode Physics for Photoinjectors, SLAC, November 10-12, 2021''' [https://conf.slac.stanford.edu/photocathode-physics-photoinjectors-2021/ P3 Workshop]<br />
<br />
'''AVS Symposium, Charlotte NC, October 24-29'''<br />
<br />
'''24th International Symposium on Spin Physics (SPIN2021) October 18-22, 2021, Matsue, Japan - https://indico2.riken.jp/event/3082/'''<br />
<br />
* J. M. Grames, C. K. Sinclair, M. Poelker, X. Roca-Maza, M. L. Stutzman, R. Suleiman, Md. A. Mamun, M. McHugh, D. Moser, J. Hansknecht, B. Moffit and T. J. Gay "High Precision 5 MeV Mott Polarimeter" [[media:Grames-Spin2021.docx]] [[media:Grames_SPIN2021.pdf]] [[media:SPIN2021-GRAMES-103.pdf]]<br />
<br />
* M. Stefani and B. van der Geer, [[media:SPIN2021_Stefani.pdf | New Spin Tracking Software Developed For General Particle Tracer]], SPIN 2021<br />
<br />
* R. Suleiman, "EDM in Small Rings": [[media:EDM_SmallRings_Suleiman_Spin2021.pdf]]<br />
<br />
<br />
'''Mini-Symposium Advancements and Opportunities of Polarized Targets and Beams [http://web.mit.edu/dnp2021/index.html APS DNP Meeting, Boston Oct 11-14, 2021]'''<br />
<br />
* Shukui ?<br />
<br />
'''12th International Particle Accelerator Conference - IPAC’21, May 24-28, 2021''' https://www.ipac21.org/#<br />
<br />
* G. Palacios, P. Adderley, H. Baumgart, J. Benesch, D. Bullard, J. Grames, C. Hernandez-Garcia, A. Hofler, D. Machie, M. Poelker, M. Stutzman and R. Suleiman, "A 200 keV Wien Filter Spin Rotator Design and High Voltage Evaluation" [[Media:Gabriel Palacios Wien filter Abstract IPAC21 FINAL.docx | Abstract]][[Media:IPAC_2021_poster_slides_final_Gabriel_Palacios.pptx | Poster]] [[Media:Mopab324(1).pdf | Proceedings]]<br />
<br />
* J. T. Yoskowitz , G. A. Krafft, G. Palacios-Serrano, S. Wijethunga, J. Grames, J. Hansknecht, C. Hernandez-Garcia, M. Poelker, M. Stutzman, R. Suleiman and S. B. van der Geer, "IMPROVING THE OPERATIONAL LIFETIME OF THE CEBAF PHOTO- GUN BY ANODE BIASING" [[:File:Yoskowitz_IPAC2021_BiasedAnode_Abstract_2.docx | Abstract]] [[:File:WEPAB104.pdf | Proceedings]]<br />
<br />
* J. T. Yoskowitz , G. A. Krafft, S. B. van der Geer, J. Grames, C. A. Valerio Lizarraga "SIMULATING ELECTRON IMPACT IONIZATION USING A GENERAL PARTICLE TRACER (GPT) CUSTOM ELEMENT" [[:File:Yoskowitz_IPAC2021_GPT_Abstract_2.docx | Abstract]] [[:File:WEPAB105.pdf | Proceedings]]<br />
<br />
* S.A.K. Wijethunga , J.R. Delayen, G.A. Krafft , G. Palacios-Serrano, M.A. Mamun, C. Hernandez-Garcia, R. Suleiman, M. Poelker, J. Benesch, "REDESIGN OF THE JEFFERSON LAB -300 kV DC PHOTO-GUN FOR HIGH BUNCH CHARGE OPERATIONS" [[Media:WEPAB092.pdf|Proceedings]] [[Media:REDESIGN OF THE JEFFERSON LAB -300 kV DC PHOTO-GUN FOR HIGH BUNCH CHARGE OPERATIONS_poster.pdf|Poster]] <br />
<br />
* S. A. K. Wijethunga, J. R. Delayen, G. A. Krafft, M. A. Mamun, R. Suleiman, M. Poelker, S. Zhang, J. Benesch, "SPACE CHARGE EFFECT IN LOW ENERGY MAGNETIZED ELEC-TRON BEAM" [[Media:WEPAB093.pdf|Proceedings]] [[Media:SPACE CHARGE EFFECT IN LOW ENERGY MAGNETIZED ELECTRON BEAM_poster.pdf|Poster]] <br />
<br />
* Marcy Stutzman, Charles Hetzel, "Pressure Simulations for the EIC Interaction Region" [[media:WEPAB340.pdf]] [[media:WEPAB340_poster.pdf]]<br />
<br />
'''2021 International Workshop on Future Linear Colliders - LCWS2021, March 15-18, 2021''' https://indico.cern.ch/event/995633/<br />
* Proceedings https://www.slac.stanford.edu/econf/C2103151/<br />
* [[Media:Hernandez-Garcia JLab LCWS 500 kV insulators.pptx]]<br />
<br />
==2020==<br />
<br />
'''2020 Fall Meeting of the APS Division of Nuclear Physics Thursday–Sunday, October 29–November 1 2020'''<br />
:-J. Grames "Highly spin polarized electron and positron beams at a compact accelerator facility"<br />
:Session link: http://meetings.aps.org/Meeting/DNP20/APS_Invited [[media:APSDNP2020-Grames_FINAL_150dpi.pptx]]<br />
<br />
:-N. Trotta, J. Grames, F. Benmokhtar "Simulations of Positron Distributions from a Polarized Electron Beam" (poster), [[media:Trotta_Nicholaus_JA_FINAL.pptx]]<br />
<br />
'''Americas Workshop on Linear Colliders 2020''' (https://agenda.linearcollider.org/event/8622/overview)<br />
<br />
'''CFNS Workshop on Beam Polarization and Polarimetry at EIC ([https://indico.bnl.gov/event/7583/]) June 26, 2020'''<br />
:J. Grames "Production of Polarized Positrons at Jefferson Lab" (slides) [[media:Grames_CNFS_FINAL.pptx]]<br />
:T. Gay "High-Accuracy 5-MeV Mott Polarimetry at the CEBAF Injector" (slides) [[media:EIC Mott Talk v3.pdf]] [[media:EIC Mott Talk v3.pptx]] <br />
<br />
'''[http://ipac2020.vrws.de International Particle Accelerator Conference IPAC'20] (Caen, France, May 2020)'''<br />
: F. Lin, Y.S. Derbenev, J.M. Grames, J. Guo, V.S. Morozov, E.J-M. Voutier, Y. Zhang, "Exploration of Positron Beams for New Frontier Research" (MOVI04), also the presentation is available at https://www.ipac20.org/fanglei-lin-jlab/ , however, it requires to log into the IPAC20 site.<br />
<br />
==2019==<br />
'''International Workshop on Future Linear Colliders (LCWS 2019) ([http://epx.phys.tohoku.ac.jp/LCWS2019/]) October 28 - November 1, Sendai Japan'''<br />
* Compressed PowerPoint (~19 MB) => [[media:LCWS19_Grames_compressed.pptx]] <br />
<br />
'''2019 Workshop on Polarized Sources, Targets, and Polarimetry (PSTP 2019) ([https://conference.sns.gov/event/139/overview]) September 23-27 2019, Knoxville, TN'''<br />
<br />
J. Yoskowitz, J. Grames, J. Hansknecht, C. Hernandez-Garcia, G. A. Krafft, M. Poelker, R.Suleiman, G. Palacios-Seranno, S. Wijethunga, S. B. Van Der Geer<br />
"New Simulations for Ion-Production and Back-Bombardment in GaAs Photo-guns"<br />
* [[:File:Yoskowitz_PSTP19_Presentation_FINAL_compressed.pptx | Presentation]]<br />
* [[:File:Yoskowitz_PSTP2019_Proceedings_Newest.pdf | Proceedings]]<br />
<br />
'''European Workshop on Photocathodes for Particle Accelerator Applications (EWPAA 2019) ([https://indico.psi.ch/event/6746/page/1353-welcome]) Paul Scherrer Institut, Villigen, Switzerland, from September 11 to 13, 2019'''<br />
* PowerPoint => [[media:EWPAA 2019_poelker.pptx]]<br />
<br />
'''10th International Particle Accelerator Conference (IPAC 2019) ([https://ipac19.org/]) MELBOURNE CONVENTION & EXHIBITION CENTRE, AUSTRALIA, 19 – 24 MAY 2019'''<br />
* PDF => [[media:IPAC 2019_zhang.pdf]]<br />
<br />
==2018==<br />
'''International Workshop on Future Linear Colliders (LCWS 2018) ([http://www.uta.edu/physics/lcws18/index.html]) October 22-26, 2018, University of Texas - Arlington'''<br />
* PowerPoint (37 MB) => [[media:LCWS18_Grames_FINAL.pptx]] <br />
* PDF (40 MB and animation does not work) => [[media:LCWS18_Grames_FINAL.pdf]]<br />
<br />
'''Photocathode Physics for Photoinjectors (P3) Workshop([https://www.lanl.gov/conferences/photocathode-physics-photoinjectors/index.php website]), October 15-17, 2018, Santa Fe, New Mexico'''<br />
* M.A. Mamun, "Magnetized Electron Source for JLEIC Electron Cooler" [[media:2018_P3_JLab Magnetized Gun_mamun.pdf]]<br />
'''Spin 2018 ([http://spin2018.unife.it/ website]) September 10-14, 2018, Ferrara, Italy'''<br />
<br />
'''18th International Conference on Positron Annihilation ([https://www.bgsu.edu/icpa18.html website]), August 19-24, 2018, Orlando, Florida'''<br />
* J. Grames, "Polarized Beams – A Tale of Two Leptons" [[media:ICPA_Grames_FINAL.pptx]]<br />
<br />
'''Electrons for the LHC - LHeC/FCCeh and Perle Workshop ([https://indico.cern.ch/event/698368 website]), June 27-29, 2018'''<br />
* J. Grames, P. Adderley, B. Bullard, J. Hansknecht, C. Hernandez-Garcia, G. Palacios, M. Poelker, D. Moser, M. Stutzman, S. Zhang, "Milliampere beam studies using high polarization photocathodes at the CEBAF Photoinjector" [[media:LHeC18_Grames_Final.pptx]]<br />
<br />
'''9th International Particle Accelerator Conference (IPAC'18), Vancouver, British Columbia, Canada, April 29 to May 4, 2018'''<br />
<br />
* M.A. Mamun, P. Adderley, J. Benesch, B. Bullard, J. Delayen, J. Grames, J. Guo, F. Hannon, J. Hansknecht, C. Hernandez-Garcia, R. Kazimi, G. Krafft, M. Poelker, R. Suleiman, M. Tiefenback, Y. Wang, S. Wijethunga, and S. Zhang, "Production of Magnetized Electron Beam from a DC High Voltage Photogun" [[media:THPMK108_poster_Mamun_IPAC18.pdf]], [[media:THPMK108_Proceedings_Mamun_IPAC18.pdf]]<br />
<br />
* S.A.K. Wijethunga, M.A. Mamun, F.E. Hannon, G.A. Krafft, J. Benesch, R. Suleiman, M. Poelker, J.R. Delayen "Simulation Study of the Magnetized Electron Beam" [[Media:THPAK071_poster_Sajini_IPAC'18.pdf]], [[Media:THPAK071_proceedings_Sajini_IPAC'18.pdf]]<br />
<br />
* F.E.Hannon: "Design of a High Charge, Low Energy, Magnetized Electron Injector" [[Media:THPMK107.pdf]], [[Media:THPMK107_poster.pdf]]<br />
<br />
==2017==<br />
'''International Workshop on Polarized Sources, Targets and Polarimeters (PSTP), Oct 15 - 20, 2017, Daejeon, South Korea'''<br />
* Wei Lui, Matt Poelker, Shukui Zhang, Marcy Stutzman, "Spin Polarization Sensitivity of Electrons Emitted from Bulk GaAs Photocathodes" [[media:PSTP2017_Wei Lui_polarization study bulk GaAs.pptx]]<br />
<br />
* M. Poelker, P. Adderley, J. Benesch, B. Bullard, J. Grames, F. Hannon, J. Hansknecht, C. Hernandez-Garcia, R. Kazimi, G. Krafft, M. A. Mamun, R. Suleiman, M. Tiefenback, S. Zhang, Y. Wang, S. Wijiethunga and J. Yoskovitz, "Magnetized Electron Beam for JLEIC Re-circulator Cooler Ring" [[media:PSTP2017_Poelker_magnetized beam.pptx]], [[media: Proceedings of Science submission, "Magnetized Electron Beam for JLEIC Re-circulator Cooler Ring".pdf]] <br />
<br />
* Joe Grames, Phil Adderley, John Hansknecht, Reza Kazimi, Matt Poelker, Daniel Moser, Marcy Stutzman, R. Suleiman Shukui Zhang "Milliampere beam studies using high polarization photocathodes at the CEBAF Photoinjector" [[media:PSTP2017_Grames_v1.pptx]] [[media:PSTP2017_Grames_Final.pdf]]<br />
<br />
'''International Workshop on Physics with Positrons @ JLab (JPOS), Sep 12 - 15, 2017, Jefferson Lab, Newport News, VA'''<br />
* [[media:Larry Cardman_The PEPPo method for polarized positrons and PEPPo II.pptx]]<br />
* [https://aip.scitation.org/toc/apc/1970/1?Track=CPPERP1970&dm_i=2FAM%2C197ME%2C8DZK6R%2C40LG2%2C1&expanded=1970 AIP Conf. Proc. 1970]<br />
<br />
'''NSTAR 2017, the 11th International Workshop on the Physics of Excited Nucleons,, August 20-23, 2017, University of South Carolina, Columbia, SC''' [http://nstar2017.physics.sc.edu/ Scientific Program]<br />
* J. Grames [[media:NSTAR_Grames_Final.pptx]]<br />
<br />
==2016==<br />
'''Photocathode Physics for Photoinjectors, October 17-19, 2016, JLab'''<br />
* M. A. Mamun, "Study of bialkali antimonide photocathode on Niobium substrate" [[media:Mamun Nb substrate.pptx]]<br />
* W. Liu, "The effects of ion bombardment on bulk GaAs photocathodes with different surface-cleavage planes" [[media:Ion bombardment.pptx]] <br />
<br />
'''2016 Fall Meeting of the APS Division of Nuclear Physics, Vancouver BC, Canada, 13-16 October 2016'''<br />
* B. Hardy and J. Grames, "Magneto-Optic Kerr Effect in a Magnetized Electron Gun" [[media:HardyDNP.pptx]] [[media:HardyDNP.pdf]]<br />
* D. Brakman, C. Cuevas, G.P. Gilfoyle, J. Grames, B. Gunning, "Uniformly Rastering an Electron Beam on a Polarized Cryotarget" [[media:BrakmanDNP.pptx]] [[media:BrakmanDNP.pdf]]<br />
<br />
'''28th Linear Accelerator Conference, LINAC 16, East Lansing, Michigan, 25-30 September 2016'''<br />
* M. Drury, G. Eremeev, J. Grames, R. Kazimi, M. Poelker, J. Preble, R. Suleiman, Y. Wang, M. Wright, "4 K SRF Operation of the 10 MeV CEBAF Photo-Injector" [[media:MOLPR010_proceedings.pdf]] [[media:MOLPR010_poster.ppt]]<br />
<br />
'''SPIN 2016, Urbana-Champaign, 26-30 September 2016'''<br />
* M. Poelker "12 GeV CEBAF: Accelerator Systems and Polarized Beams" [[media:SPIN2016_Poelker_12GeV CEBAF.pdf]] or view ppt file at https://indico.cern.ch/event/570680/contributions/2308608/<br />
* J. Grames, "Production of Highly Polarized Positrons Using MeV Energy Polarized Electrons" presentation [[media:SPIN_Grames_Final.pptx]] and proceedings [[media:Spin2016Grames.pdf]]<br />
* T. Gay, "High-Precision 5-MeV Mott Polarimetry at the JLab Injector", SPIN 2016 @ UIUC, Sep 26-30, 2016 [[media:SPIN16_Gay.pdf]]<br />
<br />
'''ECT Workshop: Physics beyond the standard model and precision nucleon structure , Trento, Italy, 1-5 August, 2016'''<br />
* A. Freyberger, "CEBAF Polarized Beam for Parity Violation Experiments in the 12 GeV era" [[media:ECT2016_APF.pdf]]<br />
<br />
'''7th International Particle Accelerator Conference, BEXCO, Busan, Korea, 8-13 May 2016'''<br />
* R. Kazimi, J. M. Grames, J. Hansknecht, A. Hofler, G. Lahti, T. E. Plawski, M. Poelker, R. Suleiman, Y. Wang, "Four Beam Generation for Simultaneous Four-Hall Operation at CEBAF" [[media:THPOY060-Final.PDF]] [[media:THPOY060_poster.pdf]] [http://accelconf.web.cern.ch/AccelConf/ipac2016/papers/thpoy060.pdf Proceedings]<br />
<br />
'''APS April Meeting, Salt Lake City Utah, 16-19 April 2016'''<br />
* M. Poelker, "Polarized electrons for parity violation experiments at Jefferson Lab" [[media:poelker APS mtg slides.pptx]]<br />
<br />
==2015==<br />
'''Polarized Sources, Targets and Polarimetry Workshop (PSTP'15), Bochum, Germany, September 14-18, 2015'''<br />
* J. Grames, "A Low-Energy Source of Highly Spin-Polarized Positrons" [[Media:PSTP15_Grames.docx]]<br />
* M. Poelker, "Ongoing efforts to construct a 350 kV dc high voltage photogun with inverted insulator geometry" [[Media:PSTP15_poelker_building a 350kV gun.pptx]]<br />
<br />
'''Accelerator Operations Retreat, Jefferson Lab, July 15-17, 2015'''<br />
* J. Grames, "Laser and Injector Upgrade for 4-Hall Operations" [[Media:OpsRetreat15_Grames.pptx]]<br />
<br />
'''Intense Electron Beams Workshop, Cornell Unversity, June 17-19, 2015'''<br />
* J. Grames, "High Current Polarized Electron Sources" [[Media:IEB_Grames_Final.pptx]]<br />
* J. Grames, "Convener Summary - Electrons Sources and Polarimeters" [[Media:IEB_Technology_Grames.pptx]]<br />
* J. Grames, "Plenary Open Topics - PEPPo" [[Media:IEB_PEPPo_Grames.pptx]]<br />
<br />
'''IPAC2015, Richmond, VA May 3-9, 2015'''<br />
* M.L.Stutzman, P.A.Adderley, M.Poelker, Md.A.Mamun "Vacuum Characterization and Improvement for the Jefferson Lab Polarized Electron Source" [[Media:StutzmanPosterIPAC2015.pptx]] [[Media:StutzmanProceedingsIPAC2015.docx]] <br />
<br />
'''IPAC2015, Richmond, VA May 3-9, 2015'''<br />
* S.Zhang, M.L.Stutzman, M.Poelker, Y. Chen, and A. Moy, "Observation of Significant Quantum Efficiency Enhancement from a Polarized Photocathode with Distributed Brag reflector" [[Media:SZhangPosterIPAC2015.pdf]] [[Media:SZhangProceedingsIPAC2015.pdf]]<br />
<br />
'''IPAC2015, Richmond, VA May 3-9, 2015'''<br />
* A. Adeyemi, J. Grames, R. Suleiman for the PEPPo Collaboration, "PEPPo: Using a Polarized Electron Beam to Produce Polarized Positrons" [[Media:AdeyemiPosterIPAC2015.pdf]] [[Media:AdeyemiProceedingsIPAC2015.pdf]]<br />
<br />
==2014==<br />
''' VII Congreso Internacional de Ingeniería Física, November 24 - 28, 2014, Universidad Autónoma Metropolitana, Ciudad de México'''<br />
* M. Poelker, "Future Trends for Photoelectron Guns at Accelerators" [[Media:Electron Guns at Jefferson Lab.pptx]]<br />
<br />
'''Proton Ring EDM Collaboration Meeting, November 10 - 11, 2014, Brookhaven National Lab'''<br />
* M. Poelker, "High Voltage Studies at Jefferson Lab" [[Media:Can our experience building DC high voltage photoguns help the Proton Ring EDM effort?.pptx]]<br />
<br />
'''P3 Workshop, November 3 - 5, Lawrence Berkeley National Laboratory, Berkeley, CA USA'''<br />
P3 = Physics of Photocathodes for Photoinjectors [https://sites.google.com/a/lbl.gov/photocathode-physics-for-photoinjectors/announcement]<br />
* R. Mammei, M. Poelker, "Performance of alkali-antimonide photocathodes inside a JLab dc high voltage photogun" [[Media:CsK2Sb lifetime studies_P3.pptx]]<br />
* M.A. Mamun, M. Poelker, "Alkali-antimonide photocathodes using co-deposition and an effusion source" [[Media:Bi-alkali photocathodes and effusion source_P3.pptx]] <br />
<br />
<br />
'''41st ICMCTF, April 28 - May 2, 2014, San Diego, CA, USA'''<br />
* M.A.Mamun, E. Forman, R. Taus, M. Poelker, A.A. Elmustafa, "Evaluation of TiN-Coated Aluminum Electrodes for DC High Voltage Electron Guns" [[Media:Mamun_ICMCTF Conference_SanDiego_4_28_14.pptx]] <br />
<br />
'''Electron Ion Collider Workshop, March 17-21, 2014, Jefferson Lab'''<br />
* C. Hernandez-Garcia, J. Hansknecht, M. Poelker, "Status of the JLab 500 kV Inverted Gun"<br />
<br />
'''Electron Ion Collider Workshop, March 17-21, 2014, Jefferson Lab'''<br />
* J. Grames, P. Adderley, T. Gay, J. Hansknecht, C. Horowitz, M. McHugh, A. Opper, M.Poelker, X. Roca-Maza, C.Sinclair, M. Stutzman, R. Suleiman, "Precision Test of Mott Polarimetry in the MeV Energy Range"<br />
<br />
'''Electron Ion Collider Workshop, March 17-21, 2014, Jefferson Lab'''<br />
* J. Grames on behalf of PEPPo Collaboration "Polarized Electrons for Polarized Positrons: A Proof-of-Principle Experiment"<br />
<br />
'''Electron Ion Collider Workshop, March 17-21, 2014, Jefferson Lab'''<br />
* R. Suleiman, P. Adderley, J. Clark, S. Covert, J. Grames, J. Hansknecht, M.Poelker, M. Stutzman, "Operation of Jefferson Lab Polarized Electron Sources at High Currents"<br />
- Talk: [[Media:WEYAUD2_talk.pdf]] [[Media:WEYAUD2_talk.ppt]] <br />
- Proceedings: [[Media:WEYAUD2.pdf]] [[Media:WEYAUD2.docx]]<br />
<br />
==2013==<br />
<br />
'''XVth International Workshop on Polarized Sources, Targets, and Polarimetry''' [http://faculty.virginia.edu/PSTP2013/ Workshop Website]<br />
* J. Grames, on behalf of PEPPo Collaboration "Polarized Electrons for Polarized Positrons: A Proof-of-Principle Experiment" <br />
<br />
'''XVth International Workshop on Polarized Sources, Targets, and Polarimetry''' [http://faculty.virginia.edu/PSTP2013/ Workshop Website]<br />
* J. Grames, M. McHugh, C. Horowitz, M. Melnitchouk, A. Opper, M. Poelker, S. Rhodes, X. Roca-Maza, C. Sinclair, R. Suleiman, "Mott polarimeter upgrade at Jefferson Lab" [[Media:PSTP2013_Grames McHugh.pdf|PDF]]<br />
<br />
'''IPAC 2013, May 12-17, Shanghai, China'''<br />
* E. Voutier on behalf of the PEPPo Collaboration, "The Proof-of-Principle Experiment PEPPo"<br />
<br />
'''IPAC 2013, May 12-17, Shanghai, China'''<br />
* O. Dadoun, E. Froidefond, E. Voutier on behalf of the PEPPo Collaboration, "Characterization of the Analyzing Target of the PEPPo Experiment"<br />
<br />
'''IPAC 2013, May 12-17, Shanghai, China'''<br />
* A. Adeyemi, E. Voutier on behalf of the PEPPo Collaboration, "The Calibration of the PEPPo Polarimeter for Electrons and Positrons"<br />
<br />
'''PEB2013, Workshop to Explore Physics Opportunities with Intense, Polarized Electron Beams''' [http://web.mit.edu/lns/PEB_Workshop/ Workshop Website] [http://www.flickr.com/photos/rcowan/sets/72157633050445370/ Workshop photos]<br />
*M. Poelker, "High Current Polarized Electron Source" [[Media:MIT_PEBworkshop_poelker.pptx|PPTX]], [[Media:MIT_PEBworkshop_poelker.pdf|PDF]]<br />
<br />
== 2007 ==<br />
'''IPAC 2007, Albuquerque, New Mexico'''<br />
* J. Grames, P. Adderley, J. Brittian, J. Clark, J. Hansknecht, D. Machie, M.Poelker, M.L. Stutzman, R. Suleiman, K. Surles-Law, "LIFETIME MEASUREMENTS OF HIGH POLARIZATION STRAINEDSUPERLATTICE GALLIUM ARSENIDE AT BEAM CURRENT >1 MILLIAMP USING A NEW 100kV LOAD LOCK PHOTOGUN", Proceedings of PAC07, Albuquerque, New Mexico, USA, THPMS064 [[media:THPMS064.PDF]]<br />
<br />
<br />
<br />
== 1997 - 2012 ==<br />
Until this section updated please refer to '''[http://www.jlab.org/accel/inj_group/index.html Old CIS Homepage]'''</div>Poelkerhttps://wiki.jlab.org/ciswiki/index.php?title=CIS_Refereed_Publications&diff=29978CIS Refereed Publications2023-07-07T13:18:50Z<p>Poelker: </p>
<hr />
<div>==2023==<br />
<br />
*Riad Suleiman, Vasiliy S. Morozov and Yaroslav S. Derbenev, "High precision fundamental physics experiments using compact spin-transparent storage rings of low energy polarized electron beams", Physics Letters B, Volume 843, 2023, 138058, ISSN 0370-2693, https://doi.org/10.1016/j.physletb.2023.138058. (https://www.sciencedirect.com/science/article/pii/S0370269323003921), [[media:spin transparent ring for eEDM measurement.pdf]]<br />
<br />
*S.A.K. Wijethunga, M.A. Mamun, R. Suleiman, P. Adderley, B. Bullard, J. Benesch, J.R. Delayen, J. Grames, C. Hernandez-Garcia, F. Hannon, G.A. Krafft, G. Palacios-Serrano, M. Poelker, M. Stefani, Y. Wang, and S. Zhang, "Generation and characterization of magnetized electron beam from a DC high voltage photogun for electron beam cooling application", Nucl. Instrum. and Meth A '''1051''' 168194 (2023), https://doi.org/10.1016/j.nima.2023.168194 [[media:magnetized beam in print.pdf]]<br />
<br />
*D. Neto, K. Bailey, J. F. Benesch, B. Cade, B. DiGiovine, A. Freyberger, J. M. Grames, A. Hofler, R. J. Holt, R. Kazimi, D. Meekins, M. McCaughan, D. Moser, T. O’Connor, M. Poelker, K. E. Rehm, S. Riordan, R. Suleiman, R. Talwar, and C. Ugalde, "Measuring the cross section of the 15N(α,γ)19F reaction using a single-fluid bubble chamber," https://journals.aps.org/prc/abstract/10.1103/PhysRevC.107.035801, https://arxiv.org/abs/2302.12760<br />
<br />
* P.A. Adderley, D. Bullard, Y.C. Chao, C.H. Gracia, J. Grames, J. Hansknecht, A. Hofler, R. Kazimi, J. Musson, C. Palatchi, K. Paschke, M. Poelker, G. Smith, M.L. Stutzman, R. Suleiman and Y. Wang, ''An overview of how parity-violating electron-scattering experiments are performed at CEBAF'', Nucl. Instrum. and Meth A '''1046''', 167710 (2023), https://doi.org/10.1016/j.nima.2022.167710<br />
<br />
==2022==<br />
* Robert Pearce, Xi Li, John Vennekate, Gianluigi Ciovati and Charles Bott, ''Electron beam treatment for the removal of 1,4-dioxane in water and wastewater'', Water Sci Technol 2022; wst2022407. doi: https://doi.org/10.2166/wst.2022.407, [[media:1,4dioxane removal at UITF.pdf]]<br />
<br />
* J. Arrington, M. Battaglieri, A. Boehnlein, S.A. Bogacz, W.K. Brooks, E. Chudakov, I. Cloët, R. Ent, H. Gao, J. Grames, L. Harwood, X. Ji, C. Keppel, G. Krafft, R.D. McKeown, J. Napolitano, J.W. Qiu, P. Rossi, M. Schram, S. Stepanyan, J. Stevens, A.P. Szczepaniak, N. Toro, X. Zheng, ''Physics with CEBAF at 12 GeV and future opportunities'', Progress in Particle and Nuclear Physics, 2022, 103985, ISSN 0146-6410, https://doi.org/10.1016/j.ppnp.2022.103985; (Also posted on arxiv: https://arxiv.org/abs/2112.00060)<br />
<br />
* S. A. K. Wijethunga, M. A. Mamun, R. Suleiman, C. Hernandez-Garcia, B. Bullard, J. R. Delayen, J. Grames, G. A. Krafft, G. Palacios-Serrano, and M. Poelker, "''Improving the electrostatic design of the Jefferson Lab 300 kV DC photogun''", Rev. Sci. Instrum. '''93''', 073303 (2022); https://aip.scitation.org/doi/10.1063/5.0091134 [[media:Sajini offset anode.pdf]]<br />
<br />
* Xi Li, Helmut Baumgart, Charles Bott, Gianluigi Ciovati, Shaun Gregory, Fay Hannon, Mike McCaughan, Robert Pearce, Matthew Poelker, Hannes Vennekate, and Shaoheng Wang, "''Design and commissioning of an e-beam irradiation beamline at the Upgraded Injector Test Facility at Jefferson Lab''", Nucl. Inst. and Meth. '''A1039''', 167093 (2022); https://doi.org/10.1016/j.nima.2022.167093 [[media:Xi's UITF water irradiation NIM paper.pdf]]<br />
<br />
==2021==<br />
<br />
==2020==<br />
<br />
* Wei Liu, Matt Poelker, John Smedley, Romain Ganter, Chapter 7 "''Photocathodes''" in the book ''Modern Developments in Vacuum Electron Sources'', [[media:Chapter 7.pdf]], Editors: Georg Gaertner, Wolfram Knapp, Richard G. Forbes, SSN 0303-4216ISSN 1437-0859 (electronic) Topics in Applied Physics ISBN 978-3-030-47290-0ISBN 978-3-030-47291-7 (eBook) https://doi.org/10.1007/978-3-030-47291-7 Springer Nature Switzerland AG 2020<br />
<br />
* Y. Wang, M. A. Mamun, P. Adderley, B. Bullard, J. Grames, J. Hansknecht, C. Hernandez-Garcia, R. Kazimi, G. A. Krafft, G. Palacios-Serrano, M. Poelker, M. L. Stutzman, R. Suleiman, M. Tiefenback, S. Wijethunga, J. Yoskowitz, and S. Zhang, "''Thermal emittance and lifetime of alkali-antimonide photocathodes grown on GaAs and molybdenum substrates evaluated in a -300 kV dc photogun''", Phys. Rev. Accel. Beams '''23''', 103401, Published 7 October 2020 [https://journals.aps.org/prab/abstract/10.1103/PhysRevAccelBeams.23.103401], [[media:Yan's photocathode paper_PRAB.pdf]]<br />
<br />
* J. M. Grames, C. K. Sinclair, M. Poelker, X. Roca-Maza, M. L. Stutzman, R. Suleiman, Md. A. Mamun, M. McHugh, D. Moser, J. Hansknecht, B. Moffit, and T. J. Gay, "''High precision 5 MeV Mott polarimeter''", [https://journals.aps.org/prc/abstract/10.1103/PhysRevC.102.015501 Phys. Rev. C 102, 015501] – Published 6 July 2020 [[media:PhysRevC.102.015501.pdf]]<br />
<br />
*G.Ciovati, M.Drury, J.Fischer, M.Stutzman and S.Suhring, “''Reduction of waveguide vacuum trips in CEBAF accelerating cavities with a combination ion pump and non-evaporable getter pump''” [[media:GigiNIM2020.pdf]] Nucl. Instrum. and Meth A964, (2020), 163788. <br />
<br />
*Xincun Peng, Matt Poelker, Marcy Stutzman, Bin Tang, Shukui Zhang, and Jijun Zou, "''Mie-type GaAs nanopillar array resonators for negative electron affinity photocathodes''", collaboration between Engineering Research Center of New Energy Technology of Jiangxi Province, East China University of Technology, Nanchang 330013, China and Thomas Jefferson National Accelerator Facility, 12000 Jefferson Avenue, Newport News, Virginia 23606,USA; Opt. Express '''28'''(2), 860-874 (2020); https://www.osapublishing.org/DirectPDFAccess/11F39DCB-BEE0-C06D-739FEF3676B92DCF_425659/oe-28-2-860.pdf?da=1&id=425659&seq=0&mobile=no; [[media:nanostructured photocathode paper_theoretical study.pdf]]<br />
<br />
==2019==<br />
* Xincun Peng, Zhidong Wang, Yun Liu, Dennis M. Manos, Matt Poelker, Marcy Stutzman, Bin Tang, Shukui Zhang, and Jijun Zou, "''Optical-Resonance-Enhanced Photoemission from Nanostructured GaAs Photocathodes''", Phys. Rev. Applied '''12''', 064002 (2019), https://journals.aps.org/prapplied/abstract/10.1103/PhysRevApplied.12.064002, [[media:nanostructured photocathode paper_experimental results.pdf]]<br />
<br />
* Mark Stefani and Fay Hannon,"''Longitudinal bunch profile diagnostic for magnetized electron beams''", Phys. Rev. Accel. Beams '''22''', 112802 (2019); DOI: 10.1103/PhysRevAccelBeams.22.112802; [[media:Mark and Ray rf deflector paper.pdf]]<br />
<br />
* Fay Hannon and Mark Stefani, "''Transverse uncorrelated emittance diagnosticfor magnetized electron beams''", Phys. Rev. Accel. Beams '''22''',102801 (2019), https://journals.aps.org/prab/pdf/10.1103/PhysRevAccelBeams.22.102801 <br />
<br />
* C. Hernandez-Garcia, B. Bullard, J. Benesch, J. Grames, J. Gubeli, F. Hannon, J. Hansknecht, J. Jordan, R. Kazimi, G. A. Krafft, M. A. Mamun, M. Poelker, M. L. Stutzman, R. Suleiman, M. Tiefenback, Y. Wang, and S. Zhang (Thomas Jefferson National Accelerator Facility, Newport News, Virginia 23606, USA); A. Valerio Lizarraga (Facultad de Ciencias Físico-matemáticas Universidad Autónoma de Sinaloa, Culiacán 80010, Mexico); R. Montoya Soto (Departamento de Física, Universidad de Guanajuato, León 37150, Mexico); A. Canales Ramos (Universidad Nacional Autónoma de Mexico, Mexico City 04510, Mexico), G. Palacios-Serrano, S. Wijethunga, J. T. Yoskowitz (Old Dominion University, Norfolk, Virginia 23529, USA) "''Compact −300kV dc inverted insulator photogun with biased anode and alkali-antimonide photocathode''", Phys. Rev. Accel. Beams '''22''', 113401 (2019), DOI:10.1103/PhysRevAccelBeams.22.113401, https://journals.aps.org/prab/pdf/10.1103/PhysRevAccelBeams.22.113401, [[media:GTS paper published in PRAB 2019.pdf]]<br />
<br />
* Wei Liu and Erdong Wang, "''Monte Carlo modeling of thin GaAs photocathodes,''" J. Appl. Phys. '''126''', 075706 (2019); https://doi.org/10.1063/1.5113804, [[media:modeling thin GaAs photocathodes.pdf]], Wei and Erdong modeled QE data obtained at JLab using the original hydrogen cleaning chamber, SPIRE/Bandwidth Semiconductor samples, MOCVD-grown bulk GaAs wafers with different thickness and dopant density.<br />
<br />
== 2018 ==<br />
* G. Palacios-Serrano, F. Hannon, C. Hernandez-Garcia, M. Poelker, and H. Baumgart, "''Electrostatic design and conditioning of a triple point junction shield for a -200 kV DC high voltage photogun,''" Review of Scientific Instruments '''89''', 104703 (2018), doi: 10.1063/1.5048700, view online:[https://aip.scitation.org/doi/pdf/10.1063/1.5048700?class=pdf text], [[media:COMSOL modeling of 200kV gun.pdf]]<br />
<br />
* K. Aulenbacher, E. Chudakov, D. Gaskell, J. Grames, and K.D. Paschke, "''Precision electron beam polarimetry for next generation nuclear physics experiments''", International Journal of Modern Physics E, '''27''', 7 (2018) 1830004 (57 pages) DOI: 10.1142/S0218301318300047 [https://www.worldscientific.com/doi/abs/10.1142/S0218301318300047 On-Line] [[media:IJMPE_27_7_2018.pdf]]<br />
<br />
* Wei Liu, Yiqiao Chen, Aaron Moy, Matthew Poelker, Marcy Stutzman, and Shukui Zhang, "''Evaluation of GaAsSb/AlGaAs strained superlattice photocathodes,''" AIP Advances '''8''', 075308 (2018); doi: 10.1063/1.5040593, View online: [https://doi.org/10.1063/1.5040593], [[media:GaAsSb_AlGaAs photocathode study.pdf]]<br />
<br />
* Marcy L. Stutzman, Philip A. Adderley, Md. Abdullah A. Mamun, and Matt Poelker, "''Nonevaporable getter coating chambers for extreme high vacuum,''" J. Vac. Sci. Technol. A '''36''', 031603 (2018) [https://avs.scitation.org/doi/full/10.1116/1.5010154],[[media:NEG coating chambers for extreme high vacuum.pdf]]<br />
<br />
== 2017 ==<br />
* M.A. Mamun, M. R. Hernandez-Flores, E. Morales, C. Hernandez-Garcia, and M. Poelker, "''Temperature Dependence of Alkali-Antimonide Photocathodes: Evaluation at Cryogenic Temperatures,''" Phys. Rev. Accel. Beams '''20''', 103403 (2017), [https://journals.aps.org/prab/abstract/10.1103/PhysRevAccelBeams.20.103403], [[media:Temperature dependence CsK2Sb photocathodes.pdf]]<br />
<br />
* C. Hernandez-Garcia, D. Bullard, F. Hannon, Y. Wang and M. Poelker, “''High voltage performance of a dc photoemission electron gun with centrifugal barrel-polished electrodes''”, Rev. Sci. Instrum. '''88''', 093303 (2017), [http://aip.scitation.org/doi/full/10.1063/1.4994794], [[media:Barrel polishing paper.pdf]]<br />
<br />
* C. Hernandez-Garcia, M. Krasilnikov, et al., "''Charge production studies from Cs<sub>2</sub>Te photocathodes in a normal conducting RF gun''", Nuclear Instruments and Methods in Physics Research, A '''871''' (2017) 97–104, [[Media:Carlos' PITZ charge studies article in NIMA August 2017.pdf]]<br />
<br />
* Wei Liu, Matt Poelker, Xincun Peng, Shukui Zhang, and Marcy Stutzman, "''A comprehensive evaluation of factors that influence the spin polarization of electrons emitted from bulk GaAs photocathodes''", J. Appl. Phys., '''122''', 035703 (2017), [http://aip.scitation.org/doi/pdf/10.1063/1.4994306], [[Media:polarization study.pdf]]<br />
<br />
* Yoshitaka Taira, Shukui Zhang, "''Split in phase singularities of an optical vortex by off-axis diffraction through a simple circular aperture''", Opt. Lett. '''42''', 1373 (2017), [https://www.osapublishing.org/ol/abstract.cfm?uri=ol-42-7-1373 Opt. Lett., 42, 1373 (2017)]<br />
<br />
== 2016 ==<br />
* Wei Liu, Yiqiao Chen, Wentao Lu, Aaron Moy, Matt Poelker, Marcy Stutzman, and Shukui Zhang, "''Record-level quantum efficiency from a high polarization strained GaAs/GaAsP superlattice photocathode with distributed Bragg reflector''", Appl. Phys. Lett. '''109''', 252104 (2016), [http://aip.scitation.org/doi/pdf/10.1063/1.4972180], [[media:DBR photocathode.pdf]]<br />
<br />
* Wei Liu, Shukui Zhang, Marcy Stutzman, and Matt Poelker, "''Effects of ion bombardment on bulk GaAs photocathodes with different surface-cleave planes''", Phys. Rev. Accel. Beams '''19''', 103402 (2016), [http://journals.aps.org/prab/pdf/10.1103/PhysRevAccelBeams.19.103402], [[media:ion implantation study.pdf]]<br />
<br />
* D. Abbott, P. Adderley, A. Adeyemi, P. Aguilera, M. Ali, H. Areti, M. Baylac, J. Benesch, G. Bosson, B. Cade, A. Camsonne, L. S. Cardman, J. Clark, P. Cole, S. Covert, C. Cuevas, O. Dadoun, D. Dale, H. Dong, J. Dumas, E. Fanchini, T. Forest, E. Forman, A. Freyberger, E. Froidefond, S. Golge, J. Grames, P. Guèye, J. Hansknecht, P. Harrell, J. Hoskins, C. Hyde, B. Josey, R. Kazimi, Y. Kim, D. Machie, K. Mahoney, R. Mammei, M. Marton, J. McCarter, M. McCaughan, M. McHugh, D. McNulty, K. E. Mesick, T. Michaelides, R. Michaels, B. Moffit, D. Moser, C. Muñoz Camacho, J.-F. Muraz, A. Opper, M. Poelker, J.-S. Réal, L. Richardson, S. Setiniyaz, M. Stutzman, R. Suleiman, C. Tennant, C. Tsai, D. Turner, M. Ungaro, A. Variola, E. Voutier, Y. Wang, and Y. Zhang, "''Production of Highly Polarized Positrons Using Polarized Electrons at MeV Energies''",<br />
** [http://journals.aps.org/prl/pdf/10.1103/PhysRevLett.116.214801 Phys. Rev. Lett., 116, 214801 (2016) ]<br />
** [https://arxiv.org/abs/1606.08877 arXiv:1606.08877 [physics.acc-ph]]<br />
** [[media:PhysRevLett.116.214801.pdf]]<br />
** [http://physics.aps.org/articles/v9/58 APS Focus article on PEPPo]<br />
** [http://www.dailypress.com/news/science/dp-nws-positrons-jeff-lab-20160612-story.html Daily Press article on PEPPo]<br />
<br />
* B. Roberts, F. Hannon, M. M. Ali, E. Forman, J. Grames, R. Kazimi, W. Moore, M. Pablo, M. Poelker, A. Sanchez, and D. Speirs, "''Harmonically resonant cavity as a bunch-length monitor''", Phys. Rev. Accel. Beams '''19''', 052801 (2016), [http://journals.aps.org/prab/abstract/10.1103/PhysRevAccelBeams.19.052801], [[Media:CEBAF harmonically resonant cavity bunchlength monitor.pdf]]<br />
<br />
* C. Hernandez-Garcia, M. Poelker, and J. Hansknecht, "''High Voltage Studies of Inverted-geometry Ceramic Insulators for a 350kV dc Polarized Electron Gun''", IEEE Transactions on Dielectrics and Electrical Insulation, Vol. 23, No. 1; February 2016 [http://ieeexplore.ieee.org/stamp/stamp.jsp?tp=&arnumber=7422586&tag=1], [[Media:High voltage studies in print.pdf]] <br />
<br />
* Md Abdullah A. Mamun, Abdelmageed A. Elmustafa, Carlos Hernandez-Garcia, Russell Mammei, and Matthew Poelker, "''Effect of Sb thickness on the performance of bialkali-antimonide photocathodes''", J. Vac. Sci. Technol. A '''34''' 021509 (2016), [http://scitation.aip.org/content/avs/journal/jvsta/34/2/10.1116/1.4939563], [[Media:alkali-antimonide study - long paper.pdf]]<br />
<br />
== 2015 ==<br />
* M. A. Mamun, C. Hernandez-Garcia, M. Poelker, and A. A. Elmustafa, "''Correlation of CsK<sub>2</sub>Sb photocathode lifetime with antimony thickness''", [http://scitation.aip.org/content/aip/journal/aplmater/3/6/10.1063/1.4922319 APL Materials '''3''', 066103 (2015)], [[Media:CsK<sub>2</sub>Sb using effusion source_short paper.pdf]]<br />
<br />
* Mahzad BastaniNejad, Abdelmageed A. Elmustafa, Eric Forman, Steven Covert, John Hansknecht, Carlos Hernandez-Garcia, Matthew Poelker, Lopa Das, Michael Kelley and Phillip Williams, "''Evaluation of electropolished stainless steel electrodes for use in DC high voltage photoelectron guns''", [http://scitation.aip.org/content/avs/journal/jvsta/33/4/10.1116/1.4920984 J. Vac. Sci. Technol. A '''33''' 041401 (2015)], [[Media:EP electrode study_in print.pdf]]<br />
<br />
* Md Abdullah A. Mamun, Abdelmageed A. Elmustafa, Rhys Taus, Eric Forman and Matthew Poelker, "''TiN coated aluminum electrodes for DC high voltage electron guns''", [http://scitation.aip.org/content/avs/journal/jvsta/33/3/10.1116/1.4916574 J. Vac. Sci. Technol. A '''33''', 031604 (2015)], [[Media:TiN coated aluminum electrodes_in print.pdf]]<br />
<br />
== 2014 ==<br />
<br />
* M. BastaniNejad, A. A. Elmustafa, E. Forman, J. Clark, S. Covert, J. Grames, J. Hansknecht, C. Hernandez-Garcia, M. Poelker, R. Suleiman, "''Improving the Performance of Stainless-Steel DC High Voltage Photoelectron Gun Cathode Electrodes via Gas Conditioning with Helium or Krypton''", [http://www.sciencedirect.com/science/article/pii/S0168900214006755 Nuclear Instruments and Methods in Physics Research A '''762''' 135 (2014)], [[Media:gas conditioning electrodes_in print.pdf]]<br />
<br />
* Md Abdullah A. Mamun, Abdelmageed A. Elmustafa, Marcy L. Stutzman, Philip A. Adderley, and Matthew Poelker, "''Effect of heat treatments and coatings on the outgassing rate of stainless steel chambers''”, Journal of Vacuum Science & Technology A '''32''', 021604 (2014) [https://avs.scitation.org/doi/10.1116/1.4853795], [[media:outgassing rate paper_in print.pdf]] <br />
<br />
* J. L. McCarter, A. Afanasev, T. J. Gay, J. Hansknecht, A. Kechiantz, M. Poelker, "''Measurement of Electron Beam Polarization from Unstrained GaAs via Two-Photon Photoemission''", [http://www.sciencedirect.com/science/article/pii/S0168900213016185 Nucl. Instr. and Meth. '''A738''', 149 (2014)], [[media:two photon paper_in print.pdf]]<br />
<br />
== 2013 ==<br />
<br />
* THE INTERNATIONAL LINEAR COLLIDER, Technical Design Report | Volume 3.ii: Accelerator Baseline Design, see Chapter 4 [https://arxiv.org/ftp/arxiv/papers/1306/1306.6328.pdf]<br />
<br />
* N. B. Clayburn, J. L. McCarter, J. M. Dreiling, M. Poelker, D. M. Ryan, and T. J. Gay, "''Search for spin-polarized photoemission from GaAs using light with orbital angular momentum''", [http://prb.aps.org/abstract/PRB/v87/i3/e035204 Phys. Rev. B '''87''', 035204 (2013) [8 pages] ] [[media:twisted light paper_in print.pdf]]<br />
<br />
* R. Mammei, R. Suleiman, J. Feingold, P. A. Adderley, J. Clark, S. Covert, J. Grames, J. Hansknecht, D. Machie, M. Poelker, T. Rao, J. Smedley, J. Walsh, J. McCarter, M. Ruiz-Osés,"''Charge Lifetime Measurements at High Average Current Using a K2CsSb Photocathode inside a DC High Voltage Photogun''", [http://journals.aps.org/prstab/pdf/10.1103/PhysRevSTAB.16.033401 Phys. Rev. ST Accel. Beams, '''16''', 033401 (2013)], [[media:CsK2Sb lifetime_in print.pdf]]<br />
<br />
== 2012 ==<br />
<br />
* "''An Engineering Guide To Photoinjectors''", editors Triveni Rao and David H. Dowell. Chapter 8 on polarized electrons by M. Poelker, [https://arxiv.org/ftp/arxiv/papers/1403/1403.7539.pdf], [[media:An Engineering Guide to Photoinjectors.pdf]]<br />
<br />
* B. Roberts, R.R. Mammei, M. Poelker, J.L. McCarter, "''Compact non-invasive electron bunch-length monitor''", [http://prst-ab.aps.org/abstract/PRSTAB/v15/i12/e122802 Phys. Rev. ST Accel. Beams '''15''', 122802 (2012) [7 pages] ], [[media:harmonic resonant cavity_in print.pdf]]<br />
<br />
* M. BastaniNejad, Md. Abdullah Mohamed, A. A. Elmustafa, P. Adderley, J. Clark, S. Covert, J. Hansknecht, C. Hernandez-Garcia, M. Poelker, R. Mammei, K. Surles-Law, and P. Williams, "''Evaluation of niobium as candidate electrode material for dc high voltage photoelectron guns''", [http://prst-ab.aps.org/abstract/PRSTAB/v15/i8/e083502 Phys. Rev. ST Accel. Beams '''15''', 083502 (2012) [11 pages]], [[media:niobium electrodes_in print.pdf]]<br />
<br />
* M. BastaniNejad, Md. Abdullah Mohamed, A. A. Elmustafa, P. Adderley, J. Clark, S. Covert, J. Hansknecht, C. Hernandez-Garcia, M. Poelker, R. Mammei, K. Surles-Law, and P. Williams, "''Erratum: Evaluation of niobium as candidate electrode material for dc high voltage photoelectron guns [Phys. Rev. ST Accel. Beams 15, 083502 (2012)]''", [http://journals.aps.org/prstab/pdf/10.1103/PhysRevSTAB.17.029901 Phys. Rev. ST Accel. Beams '''17''', 029901 (2014) [1 page]], [[media:erratum niobium electrode paper_corrected values for the emission area of field emitters.pdf]] <br />
<br />
* V. Shutthanandan, Z. Zhu, M.L. Stutzman, F.E. Hannon, C. Hernandez-Garcia, M.I. Nandasiri, S.V.N.T. Kuchibhatla, S. Thevuthasan, and W.P. Hess "''Surface science analysis of GaAs photocathodes following sustained electron beam delivery''", [http://journals.aps.org/prstab/abstract/10.1103/PhysRevSTAB.15.063501 Phys. Rev. ST Accel. Beams '''15''', 063501 (2012)]] [[media:analysis of used photocathodes_in print.pdf]]<br />
<br />
== 2011 ==<br />
<br />
* J. Grames, R. Suleiman, P. A. Adderley, J. Clark, J. Hansknecht, D. Machie, M. Poelker, and M. L. Stutzman, "''Charge and fluence lifetime measurements of a DC high voltage GaAs photogun at high average current''", [http://journals.aps.org/prstab/pdf/10.1103/PhysRevSTAB.14.043501 Phys. Rev. ST Accel. Beams '''14''', 043501 (2011)], [[media:high current lifetime_in print.pdf]]<br />
<br />
* Y C Chao, M Drury, C Hovater, A Hutton, G A Krafft, M Poelker, C Reece and M Tiefenback, Chapter 15: "CEBAF Accelerator Achievements" in "New Insights into the Structure of Matter: The First Decade of Science at Jefferson Lab" https://iopscience.iop.org/issue/1742-6596/299/1 [[media:CEBAF Accelerator Achievements.pdf]]<br />
<br />
== 2010 ==<br />
<br />
* P. A. Adderley, J. Clark, J. Grames, J. Hansknecht, K. Surles-Law, D. Machie, M. Poelker, M. L. Stutzman, and R. Suleiman, "''Load-locked dc high voltage GaAs photogun with an inverted-geometry ceramic insulator''", [http://journals.aps.org/prstab/abstract/10.1103/PhysRevSTAB.13.010101 Phys. Rev. ST Accel. Beams '''13''', 010101 (2010)], [[media:invgun_in print.pdf]]<br />
<br />
* J.L. McCarter, M.L.Stutzman, K.W.Trantham, T.G.Anderson, A.M.Cook, and T.J.Gay, "''A low-voltage retarding-field Mott polarimeter for photocathode characterization''", [http://www.sciencedirect.com/science/article/pii/S0168900210003797 Nucl. Instr. and Meth., '''A618''' (2010) 30] [[media:miniMott_in print.pdf]]<br />
<br />
== 2009 ==<br />
<br />
* J. Grames, J. Hansknect, M. Poelker, R. Suleiman, "''Jefferson Lab Injector Development for Next Generation Parity Violation Experiments''", European Journal of Hyperfine Interactions 2009 [[media: pavi09_suleiman.pdf]]<br />
<br />
== 2007 ==<br />
<br />
* M. Poelker, J. Grames, J. Hansknecht, R. Kazimi, J. Musson, "''Generation of Electron Bunches at Low Repetition Rates Using a Beat-Frequency Technique''", [http://journals.aps.org/prstab/pdf/10.1103/PhysRevSTAB.10.053502 Phys. Rev. ST Accel. Beams '''10''', 053502 (2007)] [[media:beat frequency paper_in print.pdf]]<br />
<br />
* M.L. Stutzman, P. Adderley, J. Brittian, J. Clark, J. Grames, J. Hansknecht, G.R. Myneni, M. Poelker, "''Characterization of the CEBAF 100 kV DC GaAs Photoelectron Gun Vacuum System''", [http://www.sciencedirect.com/science/article/pii/S0168900207002689 Nucl. Instr. And Meth. '''A574''', 213 (2007)], [[media:CEBAF vacuum_in print.pdf]]<br />
<br />
* C. K. Sinclair, M. Poelker, P. A. Adderley, B. M. Dunham, J. C. Hansknecht, P. Hartmann, J. S. Price, P. M. Rutt, W. J. Schneider, and M. Steigerwald, "''A High Average Current Polarized Electron Source with Long Cathode Operational Lifetime''", [http://journals.aps.org/prstab/abstract/10.1103/PhysRevSTAB.10.023501 Phys. Rev. ST Accel. Beams '''10''', 023501 (2007)] [[media:CEBAF source paper_in print.pdf]]<br />
<br />
== 2006 ==<br />
<br />
*J. Hansknecht and M. Poelker, "''Synchronous Photoinjection Using a Frequency-Doubled Gain-Switched Fiber-Coupled Seed Laser and ErYb-Doped Fiber Amplifier''", [http://journals.aps.org/prstab/abstract/10.1103/PhysRevSTAB.9.063501 Phys. Rev. ST Accel. Beams '''9''', 063501 (2006)] [[media:gain switched fiber laser MOPA_in print.pdf]]<br />
<br />
== 2005 ==<br />
* M. Baylac, P. Adderley, J. Brittian, J. Clark, T. Day, J. Grames, J. Hansknecht, M. Poelker, M. Stutzman, A.S. Terekhov and A.T. Wu, "''The Effects of Atomic Hydrogen and Deuterium Exposure on High Polarization GaAs Photocathodes''", [http://journals.aps.org/prstab/abstract/10.1103/PhysRevSTAB.8.123501 Phys. Rev. ST Accel. Beams '''8''', 123501 (2005)] [[media:hydrogen cleaning paper_in print.pdf]]<br />
<br />
== 2004 ==<br />
* J. M. Grames, C. K. Sinclair, J. Mitchell, E. Chudakov, H. Fenker, A. Freyberger, D. W. Higinbotham, M. Poelker, M. Steigerwald, M. Tiefenback, C. Cavata, S. Escoffier, F. Marie, T. Pussieux, P. Vernin, S. Danagoulian, V. Dharmawardane, R. Fatemi, K. Joo, M. Zeier, V. Gorbenko, R. Nasseripour, B. Raue, R. Suleiman, and B. Zihlmann, "''Unique electron polarimeter analyzing power comparison and precision spin-based energy measurement''", [http://journals.aps.org/prab/abstract/10.1103/PhysRevSTAB.7.042802 Phys. Rev. ST Accel. Beams '''7''', 042802 – Published 19 April 2004; Erratum Phys. Rev. ST Accel. Beams 13, 069901 (2010)] [[media:PhysRevSTAB.7.042802.pdf]]<br />
<br />
== 2003 ==<br />
<br />
M.L. Stutzman, P. Adderley, M. Poelker, M. Baylac, J. Clark, A. Day, J. Grames, J. Hansknecht, G.R. Myneni, P.M. Rutt, C.K. Sinclair "''A Comparison of Outgassing Measurments for Three Vacuum Chamber Materials''", American Institute of Physcis (2003) 300 - 306 [[media: 2003 Hydrogen in vacuum.pdf]]<br />
<br />
== 2002 ==<br />
<br />
<br />
== 2001 ==<br />
<br />
<br />
== 2000 ==<br />
<br />
<br />
== 1999 ==<br />
<br />
<br />
== 1998 ==<br />
* C. Hovater and M. Poelker, "''Injection Modelocked Ti-Sapphire Laser with Discreetly Variable Pulse Repetition Rates to 1.56 GHz''", [http://www.sciencedirect.com/science/article/pii/S0168900298009310 Nucl. Instr. And Meth. '''A418''', 280 (1998)] [[media:harmonic modelocked ti_sapphire laser_in print.pdf]]<br />
<br />
== 1995 ==<br />
* M. Poelker, "''High Power Gain Switched Diode Laser Master Oscillator and Amplifier''", [http://scitation.aip.org/content/aip/journal/apl/67/19/10.1063/1.114585 Appl. Phys. Lett. 67, 2762 (1995)], [[media:gainswitched diode MOPA_in print.pdf]]</div>Poelkerhttps://wiki.jlab.org/ciswiki/index.php?title=File:Spin_transparent_ring_for_eEDM_measurement.pdf&diff=29977File:Spin transparent ring for eEDM measurement.pdf2023-07-07T13:18:06Z<p>Poelker: </p>
<hr />
<div></div>Poelkerhttps://wiki.jlab.org/ciswiki/index.php?title=CIS_Refereed_Publications&diff=29976CIS Refereed Publications2023-07-07T13:17:36Z<p>Poelker: </p>
<hr />
<div>==2023==<br />
<br />
*Riad Suleiman, Vasiliy S. Morozov and Yaroslav S. Derbenev, "High precision fundamental physics experiments using compact spin-transparent storage rings of low energy polarized electron beams", Physics Letters B, Volume 843, 2023, 138058, ISSN 0370-2693, https://doi.org/10.1016/j.physletb.2023.138058.<br />
(https://www.sciencedirect.com/science/article/pii/S0370269323003921), [[media:spin transparent ring for eEDM measurement.pdf]]<br />
<br />
*S.A.K. Wijethunga, M.A. Mamun, R. Suleiman, P. Adderley, B. Bullard, J. Benesch, J.R. Delayen, J. Grames, C. Hernandez-Garcia, F. Hannon, G.A. Krafft, G. Palacios-Serrano, M. Poelker, M. Stefani, Y. Wang, and S. Zhang, "Generation and characterization of magnetized electron beam from a DC high voltage photogun for electron beam cooling application", Nucl. Instrum. and Meth A '''1051''' 168194 (2023), https://doi.org/10.1016/j.nima.2023.168194 [[media:magnetized beam in print.pdf]]<br />
<br />
*D. Neto, K. Bailey, J. F. Benesch, B. Cade, B. DiGiovine, A. Freyberger, J. M. Grames, A. Hofler, R. J. Holt, R. Kazimi, D. Meekins, M. McCaughan, D. Moser, T. O’Connor, M. Poelker, K. E. Rehm, S. Riordan, R. Suleiman, R. Talwar, and C. Ugalde, "Measuring the cross section of the 15N(α,γ)19F reaction using a single-fluid bubble chamber," https://journals.aps.org/prc/abstract/10.1103/PhysRevC.107.035801, https://arxiv.org/abs/2302.12760<br />
<br />
* P.A. Adderley, D. Bullard, Y.C. Chao, C.H. Gracia, J. Grames, J. Hansknecht, A. Hofler, R. Kazimi, J. Musson, C. Palatchi, K. Paschke, M. Poelker, G. Smith, M.L. Stutzman, R. Suleiman and Y. Wang, ''An overview of how parity-violating electron-scattering experiments are performed at CEBAF'', Nucl. Instrum. and Meth A '''1046''', 167710 (2023), https://doi.org/10.1016/j.nima.2022.167710<br />
<br />
==2022==<br />
* Robert Pearce, Xi Li, John Vennekate, Gianluigi Ciovati and Charles Bott, ''Electron beam treatment for the removal of 1,4-dioxane in water and wastewater'', Water Sci Technol 2022; wst2022407. doi: https://doi.org/10.2166/wst.2022.407, [[media:1,4dioxane removal at UITF.pdf]]<br />
<br />
* J. Arrington, M. Battaglieri, A. Boehnlein, S.A. Bogacz, W.K. Brooks, E. Chudakov, I. Cloët, R. Ent, H. Gao, J. Grames, L. Harwood, X. Ji, C. Keppel, G. Krafft, R.D. McKeown, J. Napolitano, J.W. Qiu, P. Rossi, M. Schram, S. Stepanyan, J. Stevens, A.P. Szczepaniak, N. Toro, X. Zheng, ''Physics with CEBAF at 12 GeV and future opportunities'', Progress in Particle and Nuclear Physics, 2022, 103985, ISSN 0146-6410, https://doi.org/10.1016/j.ppnp.2022.103985; (Also posted on arxiv: https://arxiv.org/abs/2112.00060)<br />
<br />
* S. A. K. Wijethunga, M. A. Mamun, R. Suleiman, C. Hernandez-Garcia, B. Bullard, J. R. Delayen, J. Grames, G. A. Krafft, G. Palacios-Serrano, and M. Poelker, "''Improving the electrostatic design of the Jefferson Lab 300 kV DC photogun''", Rev. Sci. Instrum. '''93''', 073303 (2022); https://aip.scitation.org/doi/10.1063/5.0091134 [[media:Sajini offset anode.pdf]]<br />
<br />
* Xi Li, Helmut Baumgart, Charles Bott, Gianluigi Ciovati, Shaun Gregory, Fay Hannon, Mike McCaughan, Robert Pearce, Matthew Poelker, Hannes Vennekate, and Shaoheng Wang, "''Design and commissioning of an e-beam irradiation beamline at the Upgraded Injector Test Facility at Jefferson Lab''", Nucl. Inst. and Meth. '''A1039''', 167093 (2022); https://doi.org/10.1016/j.nima.2022.167093 [[media:Xi's UITF water irradiation NIM paper.pdf]]<br />
<br />
==2021==<br />
<br />
==2020==<br />
<br />
* Wei Liu, Matt Poelker, John Smedley, Romain Ganter, Chapter 7 "''Photocathodes''" in the book ''Modern Developments in Vacuum Electron Sources'', [[media:Chapter 7.pdf]], Editors: Georg Gaertner, Wolfram Knapp, Richard G. Forbes, SSN 0303-4216ISSN 1437-0859 (electronic) Topics in Applied Physics ISBN 978-3-030-47290-0ISBN 978-3-030-47291-7 (eBook) https://doi.org/10.1007/978-3-030-47291-7 Springer Nature Switzerland AG 2020<br />
<br />
* Y. Wang, M. A. Mamun, P. Adderley, B. Bullard, J. Grames, J. Hansknecht, C. Hernandez-Garcia, R. Kazimi, G. A. Krafft, G. Palacios-Serrano, M. Poelker, M. L. Stutzman, R. Suleiman, M. Tiefenback, S. Wijethunga, J. Yoskowitz, and S. Zhang, "''Thermal emittance and lifetime of alkali-antimonide photocathodes grown on GaAs and molybdenum substrates evaluated in a -300 kV dc photogun''", Phys. Rev. Accel. Beams '''23''', 103401, Published 7 October 2020 [https://journals.aps.org/prab/abstract/10.1103/PhysRevAccelBeams.23.103401], [[media:Yan's photocathode paper_PRAB.pdf]]<br />
<br />
* J. M. Grames, C. K. Sinclair, M. Poelker, X. Roca-Maza, M. L. Stutzman, R. Suleiman, Md. A. Mamun, M. McHugh, D. Moser, J. Hansknecht, B. Moffit, and T. J. Gay, "''High precision 5 MeV Mott polarimeter''", [https://journals.aps.org/prc/abstract/10.1103/PhysRevC.102.015501 Phys. Rev. C 102, 015501] – Published 6 July 2020 [[media:PhysRevC.102.015501.pdf]]<br />
<br />
*G.Ciovati, M.Drury, J.Fischer, M.Stutzman and S.Suhring, “''Reduction of waveguide vacuum trips in CEBAF accelerating cavities with a combination ion pump and non-evaporable getter pump''” [[media:GigiNIM2020.pdf]] Nucl. Instrum. and Meth A964, (2020), 163788. <br />
<br />
*Xincun Peng, Matt Poelker, Marcy Stutzman, Bin Tang, Shukui Zhang, and Jijun Zou, "''Mie-type GaAs nanopillar array resonators for negative electron affinity photocathodes''", collaboration between Engineering Research Center of New Energy Technology of Jiangxi Province, East China University of Technology, Nanchang 330013, China and Thomas Jefferson National Accelerator Facility, 12000 Jefferson Avenue, Newport News, Virginia 23606,USA; Opt. Express '''28'''(2), 860-874 (2020); https://www.osapublishing.org/DirectPDFAccess/11F39DCB-BEE0-C06D-739FEF3676B92DCF_425659/oe-28-2-860.pdf?da=1&id=425659&seq=0&mobile=no; [[media:nanostructured photocathode paper_theoretical study.pdf]]<br />
<br />
==2019==<br />
* Xincun Peng, Zhidong Wang, Yun Liu, Dennis M. Manos, Matt Poelker, Marcy Stutzman, Bin Tang, Shukui Zhang, and Jijun Zou, "''Optical-Resonance-Enhanced Photoemission from Nanostructured GaAs Photocathodes''", Phys. Rev. Applied '''12''', 064002 (2019), https://journals.aps.org/prapplied/abstract/10.1103/PhysRevApplied.12.064002, [[media:nanostructured photocathode paper_experimental results.pdf]]<br />
<br />
* Mark Stefani and Fay Hannon,"''Longitudinal bunch profile diagnostic for magnetized electron beams''", Phys. Rev. Accel. Beams '''22''', 112802 (2019); DOI: 10.1103/PhysRevAccelBeams.22.112802; [[media:Mark and Ray rf deflector paper.pdf]]<br />
<br />
* Fay Hannon and Mark Stefani, "''Transverse uncorrelated emittance diagnosticfor magnetized electron beams''", Phys. Rev. Accel. Beams '''22''',102801 (2019), https://journals.aps.org/prab/pdf/10.1103/PhysRevAccelBeams.22.102801 <br />
<br />
* C. Hernandez-Garcia, B. Bullard, J. Benesch, J. Grames, J. Gubeli, F. Hannon, J. Hansknecht, J. Jordan, R. Kazimi, G. A. Krafft, M. A. Mamun, M. Poelker, M. L. Stutzman, R. Suleiman, M. Tiefenback, Y. Wang, and S. Zhang (Thomas Jefferson National Accelerator Facility, Newport News, Virginia 23606, USA); A. Valerio Lizarraga (Facultad de Ciencias Físico-matemáticas Universidad Autónoma de Sinaloa, Culiacán 80010, Mexico); R. Montoya Soto (Departamento de Física, Universidad de Guanajuato, León 37150, Mexico); A. Canales Ramos (Universidad Nacional Autónoma de Mexico, Mexico City 04510, Mexico), G. Palacios-Serrano, S. Wijethunga, J. T. Yoskowitz (Old Dominion University, Norfolk, Virginia 23529, USA) "''Compact −300kV dc inverted insulator photogun with biased anode and alkali-antimonide photocathode''", Phys. Rev. Accel. Beams '''22''', 113401 (2019), DOI:10.1103/PhysRevAccelBeams.22.113401, https://journals.aps.org/prab/pdf/10.1103/PhysRevAccelBeams.22.113401, [[media:GTS paper published in PRAB 2019.pdf]]<br />
<br />
* Wei Liu and Erdong Wang, "''Monte Carlo modeling of thin GaAs photocathodes,''" J. Appl. Phys. '''126''', 075706 (2019); https://doi.org/10.1063/1.5113804, [[media:modeling thin GaAs photocathodes.pdf]], Wei and Erdong modeled QE data obtained at JLab using the original hydrogen cleaning chamber, SPIRE/Bandwidth Semiconductor samples, MOCVD-grown bulk GaAs wafers with different thickness and dopant density.<br />
<br />
== 2018 ==<br />
* G. Palacios-Serrano, F. Hannon, C. Hernandez-Garcia, M. Poelker, and H. Baumgart, "''Electrostatic design and conditioning of a triple point junction shield for a -200 kV DC high voltage photogun,''" Review of Scientific Instruments '''89''', 104703 (2018), doi: 10.1063/1.5048700, view online:[https://aip.scitation.org/doi/pdf/10.1063/1.5048700?class=pdf text], [[media:COMSOL modeling of 200kV gun.pdf]]<br />
<br />
* K. Aulenbacher, E. Chudakov, D. Gaskell, J. Grames, and K.D. Paschke, "''Precision electron beam polarimetry for next generation nuclear physics experiments''", International Journal of Modern Physics E, '''27''', 7 (2018) 1830004 (57 pages) DOI: 10.1142/S0218301318300047 [https://www.worldscientific.com/doi/abs/10.1142/S0218301318300047 On-Line] [[media:IJMPE_27_7_2018.pdf]]<br />
<br />
* Wei Liu, Yiqiao Chen, Aaron Moy, Matthew Poelker, Marcy Stutzman, and Shukui Zhang, "''Evaluation of GaAsSb/AlGaAs strained superlattice photocathodes,''" AIP Advances '''8''', 075308 (2018); doi: 10.1063/1.5040593, View online: [https://doi.org/10.1063/1.5040593], [[media:GaAsSb_AlGaAs photocathode study.pdf]]<br />
<br />
* Marcy L. Stutzman, Philip A. Adderley, Md. Abdullah A. Mamun, and Matt Poelker, "''Nonevaporable getter coating chambers for extreme high vacuum,''" J. Vac. Sci. Technol. A '''36''', 031603 (2018) [https://avs.scitation.org/doi/full/10.1116/1.5010154],[[media:NEG coating chambers for extreme high vacuum.pdf]]<br />
<br />
== 2017 ==<br />
* M.A. Mamun, M. R. Hernandez-Flores, E. Morales, C. Hernandez-Garcia, and M. Poelker, "''Temperature Dependence of Alkali-Antimonide Photocathodes: Evaluation at Cryogenic Temperatures,''" Phys. Rev. Accel. Beams '''20''', 103403 (2017), [https://journals.aps.org/prab/abstract/10.1103/PhysRevAccelBeams.20.103403], [[media:Temperature dependence CsK2Sb photocathodes.pdf]]<br />
<br />
* C. Hernandez-Garcia, D. Bullard, F. Hannon, Y. Wang and M. Poelker, “''High voltage performance of a dc photoemission electron gun with centrifugal barrel-polished electrodes''”, Rev. Sci. Instrum. '''88''', 093303 (2017), [http://aip.scitation.org/doi/full/10.1063/1.4994794], [[media:Barrel polishing paper.pdf]]<br />
<br />
* C. Hernandez-Garcia, M. Krasilnikov, et al., "''Charge production studies from Cs<sub>2</sub>Te photocathodes in a normal conducting RF gun''", Nuclear Instruments and Methods in Physics Research, A '''871''' (2017) 97–104, [[Media:Carlos' PITZ charge studies article in NIMA August 2017.pdf]]<br />
<br />
* Wei Liu, Matt Poelker, Xincun Peng, Shukui Zhang, and Marcy Stutzman, "''A comprehensive evaluation of factors that influence the spin polarization of electrons emitted from bulk GaAs photocathodes''", J. Appl. Phys., '''122''', 035703 (2017), [http://aip.scitation.org/doi/pdf/10.1063/1.4994306], [[Media:polarization study.pdf]]<br />
<br />
* Yoshitaka Taira, Shukui Zhang, "''Split in phase singularities of an optical vortex by off-axis diffraction through a simple circular aperture''", Opt. Lett. '''42''', 1373 (2017), [https://www.osapublishing.org/ol/abstract.cfm?uri=ol-42-7-1373 Opt. Lett., 42, 1373 (2017)]<br />
<br />
== 2016 ==<br />
* Wei Liu, Yiqiao Chen, Wentao Lu, Aaron Moy, Matt Poelker, Marcy Stutzman, and Shukui Zhang, "''Record-level quantum efficiency from a high polarization strained GaAs/GaAsP superlattice photocathode with distributed Bragg reflector''", Appl. Phys. Lett. '''109''', 252104 (2016), [http://aip.scitation.org/doi/pdf/10.1063/1.4972180], [[media:DBR photocathode.pdf]]<br />
<br />
* Wei Liu, Shukui Zhang, Marcy Stutzman, and Matt Poelker, "''Effects of ion bombardment on bulk GaAs photocathodes with different surface-cleave planes''", Phys. Rev. Accel. Beams '''19''', 103402 (2016), [http://journals.aps.org/prab/pdf/10.1103/PhysRevAccelBeams.19.103402], [[media:ion implantation study.pdf]]<br />
<br />
* D. Abbott, P. Adderley, A. Adeyemi, P. Aguilera, M. Ali, H. Areti, M. Baylac, J. Benesch, G. Bosson, B. Cade, A. Camsonne, L. S. Cardman, J. Clark, P. Cole, S. Covert, C. Cuevas, O. Dadoun, D. Dale, H. Dong, J. Dumas, E. Fanchini, T. Forest, E. Forman, A. Freyberger, E. Froidefond, S. Golge, J. Grames, P. Guèye, J. Hansknecht, P. Harrell, J. Hoskins, C. Hyde, B. Josey, R. Kazimi, Y. Kim, D. Machie, K. Mahoney, R. Mammei, M. Marton, J. McCarter, M. McCaughan, M. McHugh, D. McNulty, K. E. Mesick, T. Michaelides, R. Michaels, B. Moffit, D. Moser, C. Muñoz Camacho, J.-F. Muraz, A. Opper, M. Poelker, J.-S. Réal, L. Richardson, S. Setiniyaz, M. Stutzman, R. Suleiman, C. Tennant, C. Tsai, D. Turner, M. Ungaro, A. Variola, E. Voutier, Y. Wang, and Y. Zhang, "''Production of Highly Polarized Positrons Using Polarized Electrons at MeV Energies''",<br />
** [http://journals.aps.org/prl/pdf/10.1103/PhysRevLett.116.214801 Phys. Rev. Lett., 116, 214801 (2016) ]<br />
** [https://arxiv.org/abs/1606.08877 arXiv:1606.08877 [physics.acc-ph]]<br />
** [[media:PhysRevLett.116.214801.pdf]]<br />
** [http://physics.aps.org/articles/v9/58 APS Focus article on PEPPo]<br />
** [http://www.dailypress.com/news/science/dp-nws-positrons-jeff-lab-20160612-story.html Daily Press article on PEPPo]<br />
<br />
* B. Roberts, F. Hannon, M. M. Ali, E. Forman, J. Grames, R. Kazimi, W. Moore, M. Pablo, M. Poelker, A. Sanchez, and D. Speirs, "''Harmonically resonant cavity as a bunch-length monitor''", Phys. Rev. Accel. Beams '''19''', 052801 (2016), [http://journals.aps.org/prab/abstract/10.1103/PhysRevAccelBeams.19.052801], [[Media:CEBAF harmonically resonant cavity bunchlength monitor.pdf]]<br />
<br />
* C. Hernandez-Garcia, M. Poelker, and J. Hansknecht, "''High Voltage Studies of Inverted-geometry Ceramic Insulators for a 350kV dc Polarized Electron Gun''", IEEE Transactions on Dielectrics and Electrical Insulation, Vol. 23, No. 1; February 2016 [http://ieeexplore.ieee.org/stamp/stamp.jsp?tp=&arnumber=7422586&tag=1], [[Media:High voltage studies in print.pdf]] <br />
<br />
* Md Abdullah A. Mamun, Abdelmageed A. Elmustafa, Carlos Hernandez-Garcia, Russell Mammei, and Matthew Poelker, "''Effect of Sb thickness on the performance of bialkali-antimonide photocathodes''", J. Vac. Sci. Technol. A '''34''' 021509 (2016), [http://scitation.aip.org/content/avs/journal/jvsta/34/2/10.1116/1.4939563], [[Media:alkali-antimonide study - long paper.pdf]]<br />
<br />
== 2015 ==<br />
* M. A. Mamun, C. Hernandez-Garcia, M. Poelker, and A. A. Elmustafa, "''Correlation of CsK<sub>2</sub>Sb photocathode lifetime with antimony thickness''", [http://scitation.aip.org/content/aip/journal/aplmater/3/6/10.1063/1.4922319 APL Materials '''3''', 066103 (2015)], [[Media:CsK<sub>2</sub>Sb using effusion source_short paper.pdf]]<br />
<br />
* Mahzad BastaniNejad, Abdelmageed A. Elmustafa, Eric Forman, Steven Covert, John Hansknecht, Carlos Hernandez-Garcia, Matthew Poelker, Lopa Das, Michael Kelley and Phillip Williams, "''Evaluation of electropolished stainless steel electrodes for use in DC high voltage photoelectron guns''", [http://scitation.aip.org/content/avs/journal/jvsta/33/4/10.1116/1.4920984 J. Vac. Sci. Technol. A '''33''' 041401 (2015)], [[Media:EP electrode study_in print.pdf]]<br />
<br />
* Md Abdullah A. Mamun, Abdelmageed A. Elmustafa, Rhys Taus, Eric Forman and Matthew Poelker, "''TiN coated aluminum electrodes for DC high voltage electron guns''", [http://scitation.aip.org/content/avs/journal/jvsta/33/3/10.1116/1.4916574 J. Vac. Sci. Technol. A '''33''', 031604 (2015)], [[Media:TiN coated aluminum electrodes_in print.pdf]]<br />
<br />
== 2014 ==<br />
<br />
* M. BastaniNejad, A. A. Elmustafa, E. Forman, J. Clark, S. Covert, J. Grames, J. Hansknecht, C. Hernandez-Garcia, M. Poelker, R. Suleiman, "''Improving the Performance of Stainless-Steel DC High Voltage Photoelectron Gun Cathode Electrodes via Gas Conditioning with Helium or Krypton''", [http://www.sciencedirect.com/science/article/pii/S0168900214006755 Nuclear Instruments and Methods in Physics Research A '''762''' 135 (2014)], [[Media:gas conditioning electrodes_in print.pdf]]<br />
<br />
* Md Abdullah A. Mamun, Abdelmageed A. Elmustafa, Marcy L. Stutzman, Philip A. Adderley, and Matthew Poelker, "''Effect of heat treatments and coatings on the outgassing rate of stainless steel chambers''”, Journal of Vacuum Science & Technology A '''32''', 021604 (2014) [https://avs.scitation.org/doi/10.1116/1.4853795], [[media:outgassing rate paper_in print.pdf]] <br />
<br />
* J. L. McCarter, A. Afanasev, T. J. Gay, J. Hansknecht, A. Kechiantz, M. Poelker, "''Measurement of Electron Beam Polarization from Unstrained GaAs via Two-Photon Photoemission''", [http://www.sciencedirect.com/science/article/pii/S0168900213016185 Nucl. Instr. and Meth. '''A738''', 149 (2014)], [[media:two photon paper_in print.pdf]]<br />
<br />
== 2013 ==<br />
<br />
* THE INTERNATIONAL LINEAR COLLIDER, Technical Design Report | Volume 3.ii: Accelerator Baseline Design, see Chapter 4 [https://arxiv.org/ftp/arxiv/papers/1306/1306.6328.pdf]<br />
<br />
* N. B. Clayburn, J. L. McCarter, J. M. Dreiling, M. Poelker, D. M. Ryan, and T. J. Gay, "''Search for spin-polarized photoemission from GaAs using light with orbital angular momentum''", [http://prb.aps.org/abstract/PRB/v87/i3/e035204 Phys. Rev. B '''87''', 035204 (2013) [8 pages] ] [[media:twisted light paper_in print.pdf]]<br />
<br />
* R. Mammei, R. Suleiman, J. Feingold, P. A. Adderley, J. Clark, S. Covert, J. Grames, J. Hansknecht, D. Machie, M. Poelker, T. Rao, J. Smedley, J. Walsh, J. McCarter, M. Ruiz-Osés,"''Charge Lifetime Measurements at High Average Current Using a K2CsSb Photocathode inside a DC High Voltage Photogun''", [http://journals.aps.org/prstab/pdf/10.1103/PhysRevSTAB.16.033401 Phys. Rev. ST Accel. Beams, '''16''', 033401 (2013)], [[media:CsK2Sb lifetime_in print.pdf]]<br />
<br />
== 2012 ==<br />
<br />
* "''An Engineering Guide To Photoinjectors''", editors Triveni Rao and David H. Dowell. Chapter 8 on polarized electrons by M. Poelker, [https://arxiv.org/ftp/arxiv/papers/1403/1403.7539.pdf], [[media:An Engineering Guide to Photoinjectors.pdf]]<br />
<br />
* B. Roberts, R.R. Mammei, M. Poelker, J.L. McCarter, "''Compact non-invasive electron bunch-length monitor''", [http://prst-ab.aps.org/abstract/PRSTAB/v15/i12/e122802 Phys. Rev. ST Accel. Beams '''15''', 122802 (2012) [7 pages] ], [[media:harmonic resonant cavity_in print.pdf]]<br />
<br />
* M. BastaniNejad, Md. Abdullah Mohamed, A. A. Elmustafa, P. Adderley, J. Clark, S. Covert, J. Hansknecht, C. Hernandez-Garcia, M. Poelker, R. Mammei, K. Surles-Law, and P. Williams, "''Evaluation of niobium as candidate electrode material for dc high voltage photoelectron guns''", [http://prst-ab.aps.org/abstract/PRSTAB/v15/i8/e083502 Phys. Rev. ST Accel. Beams '''15''', 083502 (2012) [11 pages]], [[media:niobium electrodes_in print.pdf]]<br />
<br />
* M. BastaniNejad, Md. Abdullah Mohamed, A. A. Elmustafa, P. Adderley, J. Clark, S. Covert, J. Hansknecht, C. Hernandez-Garcia, M. Poelker, R. Mammei, K. Surles-Law, and P. Williams, "''Erratum: Evaluation of niobium as candidate electrode material for dc high voltage photoelectron guns [Phys. Rev. ST Accel. Beams 15, 083502 (2012)]''", [http://journals.aps.org/prstab/pdf/10.1103/PhysRevSTAB.17.029901 Phys. Rev. ST Accel. Beams '''17''', 029901 (2014) [1 page]], [[media:erratum niobium electrode paper_corrected values for the emission area of field emitters.pdf]] <br />
<br />
* V. Shutthanandan, Z. Zhu, M.L. Stutzman, F.E. Hannon, C. Hernandez-Garcia, M.I. Nandasiri, S.V.N.T. Kuchibhatla, S. Thevuthasan, and W.P. Hess "''Surface science analysis of GaAs photocathodes following sustained electron beam delivery''", [http://journals.aps.org/prstab/abstract/10.1103/PhysRevSTAB.15.063501 Phys. Rev. ST Accel. Beams '''15''', 063501 (2012)]] [[media:analysis of used photocathodes_in print.pdf]]<br />
<br />
== 2011 ==<br />
<br />
* J. Grames, R. Suleiman, P. A. Adderley, J. Clark, J. Hansknecht, D. Machie, M. Poelker, and M. L. Stutzman, "''Charge and fluence lifetime measurements of a DC high voltage GaAs photogun at high average current''", [http://journals.aps.org/prstab/pdf/10.1103/PhysRevSTAB.14.043501 Phys. Rev. ST Accel. Beams '''14''', 043501 (2011)], [[media:high current lifetime_in print.pdf]]<br />
<br />
* Y C Chao, M Drury, C Hovater, A Hutton, G A Krafft, M Poelker, C Reece and M Tiefenback, Chapter 15: "CEBAF Accelerator Achievements" in "New Insights into the Structure of Matter: The First Decade of Science at Jefferson Lab" https://iopscience.iop.org/issue/1742-6596/299/1 [[media:CEBAF Accelerator Achievements.pdf]]<br />
<br />
== 2010 ==<br />
<br />
* P. A. Adderley, J. Clark, J. Grames, J. Hansknecht, K. Surles-Law, D. Machie, M. Poelker, M. L. Stutzman, and R. Suleiman, "''Load-locked dc high voltage GaAs photogun with an inverted-geometry ceramic insulator''", [http://journals.aps.org/prstab/abstract/10.1103/PhysRevSTAB.13.010101 Phys. Rev. ST Accel. Beams '''13''', 010101 (2010)], [[media:invgun_in print.pdf]]<br />
<br />
* J.L. McCarter, M.L.Stutzman, K.W.Trantham, T.G.Anderson, A.M.Cook, and T.J.Gay, "''A low-voltage retarding-field Mott polarimeter for photocathode characterization''", [http://www.sciencedirect.com/science/article/pii/S0168900210003797 Nucl. Instr. and Meth., '''A618''' (2010) 30] [[media:miniMott_in print.pdf]]<br />
<br />
== 2009 ==<br />
<br />
* J. Grames, J. Hansknect, M. Poelker, R. Suleiman, "''Jefferson Lab Injector Development for Next Generation Parity Violation Experiments''", European Journal of Hyperfine Interactions 2009 [[media: pavi09_suleiman.pdf]]<br />
<br />
== 2007 ==<br />
<br />
* M. Poelker, J. Grames, J. Hansknecht, R. Kazimi, J. Musson, "''Generation of Electron Bunches at Low Repetition Rates Using a Beat-Frequency Technique''", [http://journals.aps.org/prstab/pdf/10.1103/PhysRevSTAB.10.053502 Phys. Rev. ST Accel. Beams '''10''', 053502 (2007)] [[media:beat frequency paper_in print.pdf]]<br />
<br />
* M.L. Stutzman, P. Adderley, J. Brittian, J. Clark, J. Grames, J. Hansknecht, G.R. Myneni, M. Poelker, "''Characterization of the CEBAF 100 kV DC GaAs Photoelectron Gun Vacuum System''", [http://www.sciencedirect.com/science/article/pii/S0168900207002689 Nucl. Instr. And Meth. '''A574''', 213 (2007)], [[media:CEBAF vacuum_in print.pdf]]<br />
<br />
* C. K. Sinclair, M. Poelker, P. A. Adderley, B. M. Dunham, J. C. Hansknecht, P. Hartmann, J. S. Price, P. M. Rutt, W. J. Schneider, and M. Steigerwald, "''A High Average Current Polarized Electron Source with Long Cathode Operational Lifetime''", [http://journals.aps.org/prstab/abstract/10.1103/PhysRevSTAB.10.023501 Phys. Rev. ST Accel. Beams '''10''', 023501 (2007)] [[media:CEBAF source paper_in print.pdf]]<br />
<br />
== 2006 ==<br />
<br />
*J. Hansknecht and M. Poelker, "''Synchronous Photoinjection Using a Frequency-Doubled Gain-Switched Fiber-Coupled Seed Laser and ErYb-Doped Fiber Amplifier''", [http://journals.aps.org/prstab/abstract/10.1103/PhysRevSTAB.9.063501 Phys. Rev. ST Accel. Beams '''9''', 063501 (2006)] [[media:gain switched fiber laser MOPA_in print.pdf]]<br />
<br />
== 2005 ==<br />
* M. Baylac, P. Adderley, J. Brittian, J. Clark, T. Day, J. Grames, J. Hansknecht, M. Poelker, M. Stutzman, A.S. Terekhov and A.T. Wu, "''The Effects of Atomic Hydrogen and Deuterium Exposure on High Polarization GaAs Photocathodes''", [http://journals.aps.org/prstab/abstract/10.1103/PhysRevSTAB.8.123501 Phys. Rev. ST Accel. Beams '''8''', 123501 (2005)] [[media:hydrogen cleaning paper_in print.pdf]]<br />
<br />
== 2004 ==<br />
* J. M. Grames, C. K. Sinclair, J. Mitchell, E. Chudakov, H. Fenker, A. Freyberger, D. W. Higinbotham, M. Poelker, M. Steigerwald, M. Tiefenback, C. Cavata, S. Escoffier, F. Marie, T. Pussieux, P. Vernin, S. Danagoulian, V. Dharmawardane, R. Fatemi, K. Joo, M. Zeier, V. Gorbenko, R. Nasseripour, B. Raue, R. Suleiman, and B. Zihlmann, "''Unique electron polarimeter analyzing power comparison and precision spin-based energy measurement''", [http://journals.aps.org/prab/abstract/10.1103/PhysRevSTAB.7.042802 Phys. Rev. ST Accel. Beams '''7''', 042802 – Published 19 April 2004; Erratum Phys. Rev. ST Accel. Beams 13, 069901 (2010)] [[media:PhysRevSTAB.7.042802.pdf]]<br />
<br />
== 2003 ==<br />
<br />
M.L. Stutzman, P. Adderley, M. Poelker, M. Baylac, J. Clark, A. Day, J. Grames, J. Hansknecht, G.R. Myneni, P.M. Rutt, C.K. Sinclair "''A Comparison of Outgassing Measurments for Three Vacuum Chamber Materials''", American Institute of Physcis (2003) 300 - 306 [[media: 2003 Hydrogen in vacuum.pdf]]<br />
<br />
== 2002 ==<br />
<br />
<br />
== 2001 ==<br />
<br />
<br />
== 2000 ==<br />
<br />
<br />
== 1999 ==<br />
<br />
<br />
== 1998 ==<br />
* C. Hovater and M. Poelker, "''Injection Modelocked Ti-Sapphire Laser with Discreetly Variable Pulse Repetition Rates to 1.56 GHz''", [http://www.sciencedirect.com/science/article/pii/S0168900298009310 Nucl. Instr. And Meth. '''A418''', 280 (1998)] [[media:harmonic modelocked ti_sapphire laser_in print.pdf]]<br />
<br />
== 1995 ==<br />
* M. Poelker, "''High Power Gain Switched Diode Laser Master Oscillator and Amplifier''", [http://scitation.aip.org/content/aip/journal/apl/67/19/10.1063/1.114585 Appl. Phys. Lett. 67, 2762 (1995)], [[media:gainswitched diode MOPA_in print.pdf]]</div>Poelkerhttps://wiki.jlab.org/ciswiki/index.php?title=CIS_Presentations&diff=29952CIS Presentations2023-06-16T19:09:27Z<p>Poelker: </p>
<hr />
<div>==2023==<br />
; 2023 CCM & IMEKO International Conference on Pressure and Vacuum Metrology<br />
* M.L. Stutzman "Extreme high vacuum for polarized electron sources" [[media:Stutzman_CCM_PV.pdf]]<br />
<br />
; Jefferson Lab Accelerator Advisory Committee, March 8-10, 2023<br />
* M. Bruker, "Recent results from the UITF and a look forward" [[media:20230309_JLAAC_UITF-final20230304.pdf]]<br />
* S. Habet, "Positron collection scheme for Ce+BAF" [[media:Positron_collection_scheme_for_Ce+BAF.pptx | Positron_collection_scheme_for_Ce+BAF]]<br />
* M. Mamun, "Reaching Lower Pressure in Photoguns" [[media:JLAAC2023_Reaching Lower Pressure in Photoguns_Mamun.pdf]]<br />
* M.L. Stutzman "High Polarization Photocathode Research" [[media:HighPolarizationPhotocathodes.pdf]]<br />
* A. Ushakov, "Ce+BAF Concept and High Power Target" [[media:JLAAC2023-Ushakov-Ce+BAF_Concept_and_High_Power_Target.pptx]]<br />
<br />
<br />
==2022==<br />
;Mexican Community of Particle Accelerators, December 16 2022 via zoom "The summer program on accelerator physics between Mexico and JLab" (Spanish version)<br />
*[[Media:Veranos cientificos en JLab Carlos HG seminario CMAP Dec 16 2022.pptx]]<br />
<br />
;2022 DOE NP Accelerator R&D PI Meeting held on Nov 29 2022<br />
* C. Hernandez-Garcia, M. Poelker and G. Palacios-Serrano 500 kV insulator project [[Media:Hernandez-Garcia 500 kV Insulator Nov 29 2022 no backup slides.pptx]]<br />
* M. Poelker, M. Stutzman, E. Wang, S. Marsillac "Photocathodes with 90% polarization and QE greater than 1% for DOE NP" [[media:Photocathodes with 90% polarization and QE greater than 1% for DOE NP_final.pptx]]<br />
* M.L. Stutzman, C. Palmstrom and A. Engel, "Strained Superlattice Photocathodes with CBE" [[media:CBESSL.pdf]]<br />
<br />
; AVS Symposium <br />
* M.L. Stutzman, "Jefferson Lab Injector Beamline Upgrade" Pittsburgh PA November 7, 2022 [[media:AVS2023.pdf]]<br />
<br />
; Hall B CLAS Collaboration Meeting (30th Anniversary)<br />
* J. Grames, "Ce+BAF : Positron Beams at Jefferson Lab", Jefferson Lab Nov. 1-4, 2022 [[media:221103-CLAS-GRAMES.pptx]]<br />
<br />
; CIS Grad Student Presentations, August 23, 2022<br />
* A. Rahman, "Study of Quantum Efficiency Enhancement in Different Mie-type Nanostructured NEA GaAs Photocathode" [[media:Presentation_Aug23_2022_Azziz.pdf]]<br />
<br />
; CIS Grad Student Presentations, July 26, 2022<br />
* S. Habet, "Concept of a polarized positron source at CEBAF" [[media:220726_Sami_Habet_PhD.pdf]]<br />
<br />
; Summer Science Series, Jefferson Lab, July xx, 2022<br />
* M.L. Stutzman "Extreme High Vacuum" [[media:SummerXHV2022.pdf]]<br />
<br />
; Summer Science Series, Jefferson Lab, July 12, 2022<br />
* J. Grames, "GaAs Polarized Electron Source: A brief tour" (short version) [[media:2022-SUMMER-PES-Grames.pptx]]<br />
<br />
; GTS beam kick study presented in B-Team meeting, March 8, 2022<br />
* Md. A. Mamun, S.A.K. Wijethunga, R. Suleiman, C. Hernandez-Garcia, B. Bullard, J. R. Delayen, J. Grames, G. A. Krafft, G. Palacios-Serrano, M. Poelker<br />
[[media:2022_03_08_Beam kick study with GTS modified gun_presented at B-Team meeting_Mamun.pdf]]<br />
<br />
; Lawrence Berkley Lab Vacuum Series Talk April 2022<br />
* Marcy Stutzman "Ultra and Extreme High Vacuum" [[media:UHV_XHV_LBL.pdf]]<br />
<br />
; CIS Presentations to David Dean, March 4, 2022<br />
* J. Grames, M. Stutzman, C. Hernandez-Garcia, R. Suleiman [[media:CIS_DavidDean_FINAL.pdf]]<br />
<br />
; FRIB/MSU seminar series (on line), February 11, 2022, [https://frib.msu.edu/science/ase/seminars.html ACCELERATOR PHYSICS AND ENGINEERING SEMINARS]<br />
* Poelker UITF [[media:MSU FRIB UITF presentation.pdf]]<br />
<br />
; UAM-AZC. Mexico City, Mexico (online). March the 10th, 2022. <br />
* G. Palacios. "Insulators and electrode for a 500 kV photoelectron gun with inverted insulator"<br />
<br />
;FRIB/MSU seminar series (online), January 28th, 2022, [https://frib.msu.edu/science/ase/seminars.html ACCELERATOR PHYSICS AND ENGINEERING SEMINARS]<br />
* C. Hernandez-Garcia, "HV technology and its application in accelerators"<br />
<br />
; Jefferson Lab Accelerator Seminar, Jan 13th, 2022:<br />
* R. Suleiman, "EDM Measurement in Small Rings", [[media:EDM_SmallRings_Suleiman_AccSeminar_Jan2022.pdf]]<br />
<br />
==2021==<br />
; IEEE Conference on Electrical Insulation and Dielectric Phenomena (CEIDP) Dec 14th, 2021<br />
* Carlos Hernandez-Garcia1, Gabriel Palacios-Serrano, et al. "Inverted Geometry Ceramic Insulators in High Voltage DC Electron Guns for Accelerators"<br />
<br />
; VCU Colloquium December 3, 2021<br />
* M.L. Stutzman "Photocathodes for Polarized Electron Beams at Jefferson Lab" [[media: Stutzman-VCU-Colloquium.pdf]]<br />
<br />
; Jefferson Lab Accelerator Advisory Committee<br />
* J. Grames (draft v3) [[media:JLAAC-2021-Grames-Positrons-v3.pptx]]<br />
* M.L. Stutzman (final) [[media:JLAAC-2021-Stutzman-CBESSL.pdf]]<br />
<br />
; DOE NP Accelerator R&D and AI-ML PI Exchange Meeting, November 30, 2021<br />
* M.L. Stutzman, "Investigation into chemical beam epitaxy (CBE) for high polarization strained superlattice GaAs/GaAsP photocathodes" [[media:DOE-PI-2021-Stutzman-CBESSL.pdf]]<br />
* M. Poelker and E. Wang<br />
* C.Hernandez-Garcia<br />
* R. Suleiman<br />
<br />
; Polarized Photocathodes for Photoinjectors (P3) Workshop, November 10, 2021<br />
* M.L. Stutzman, "Strained Superlattice GaAs/GaAsP Supplier overview": [[media:StutzmanP3.pdf]]<br />
<br />
; EIC Accelerator Partners Workshop, October 27, 2021<br />
* M.L. Stutzman, C. Hetzel "Interaction Region Synchrotron Radiation and Vacuum (details)" [[media:EIR_IR_Triumf.pdf]]<br />
<br />
; AVS67 - AVS International Symposium October 25-28, 2021.<br />
* M.L. Stutzman, "Jefferson Lab Injector Beamline Upgrade": [[media:AVS2021.pdf]]<br />
<br />
; EIC OPA Review, October 19-21, 2021<br />
* M.L. Stutzman, C. Hetzel "Interaction Region Synchrotron Radiation and Vacuum (overview)" [[media:EIR_IR_OPA.pdf]]<br />
<br />
; SPIN 2021 - 24th International Spin Symposium, Japan, October 18-22, 2021<br />
* R. Suleiman, "EDM in Small Rings": [[media:EDM_SmallRings_Suleiman_Spin2021.pdf]]<br />
<br />
; 2021 LDRD Jamboree<br />
* [https://urldefense.proofpoint.com/v2/url?u=https-3A__primetime.bluejeans.com_a2m_events_playback_6fd77d6f-2Dbeef-2D45bc-2D8a61-2Dd20e000ff7c6&d=DwMCAg&c=CJqEzB1piLOyyvZjb8YUQw&r=0OMOtlswNxL2CZUVOc0o6g&m=ri8x-UeH_Qh4rSZbsVWByjpzevjynK999OFQo7QcMX0&s=1wHEfl-Pcdiq3DchreOC7LPa4Buz77WxJJBIkXpQu74&e= Jamboree video]<br />
<br />
* J. Grames, "LDRD #2104 - A polarized positron source for our future" [[media:Grames_Jamboree_FINAL.pptx|Presentation]]<br />
<br />
; Low carbon steel vacuum studies<br />
* Proposal for a graduate student [[media:low carbon steel vacuum study project.pptx|Slides]]<br />
<br />
; Summer Science Series, Jefferson Lab, July 22, 2021<br />
* M.L. Stutzman "Extreme High Vacuum" [[media:2021-Summer-XHV.pdf]]<br />
<br />
; Summer Science Series, Jefferson Lab, June 17, 2021<br />
* J. Grames, "GaAs Polarized Electron Source: A brief tour" (short version) [[media:2021-SUMMER-PES-Grames.pptx]]<br />
<br />
;USPAS lectures in Spin Dynamics, June 10, 2021<br />
* J. Grames, "GaAs Polarized Electron Source: A brief tour" (long version) [[Media:2021-USPAS-PES-Grames.pptx]]<br />
<br />
; IPAC 2021, May 24th - 28th, 2021. <br />
* Gabriel Palacios-Serrano, Carlos Hernandez-Garcia1, et al."HIGH VOLTAGE DESIGN AND EVALUATION OF WIEN FILTERS FOR THE CEBAF 200 keV INJECTOR UPGRADE*"<br />
<br />
; AVS Mid-Atlantic Chapter Meeting, Virtual, April 22, 2021 "Electron Ion Collider Vacuum Considerations"<br />
* M.L. Stutzman & Collaborators [[media:EIC_Vac_AVSM-A.pdf]]<br />
<br />
==2020==<br />
; JLAAC talks from Matt, Joe, Marcy and Carlos, October 21-23, 2020<br />
* M. Poelker "UITF Commissioning" [[media:UITF Commissioning_poelker.pptx]]<br />
* M. Stutzman and C. Hernandez-Garcia, "JLab Source Group DOE FOA awards" [[media:Photocathodes and 500 kV gun.pptx]]<br />
* J. Grames, "Positron R&D Update" [[media:Positron R&D at JLab.pptx]]<br />
<br />
; Summer Science Series, Jefferson Lab, June 18, 2020<br />
* J. Grames, "CEBAF Polarized Electron Source" [[media:200616_SummerSeries_Grames_FINAL_750dpi.pptx]]<br />
<br />
;Jefferson Lab Accelerator Physics Seminar, February 20, 2020<br />
*Carlos Hernandez-Garcia "GTS multi-year program results 2016-2019" [[Media:Carlos' GTS gun talk Acc Seminar Feb 20 2020 final.pptx]]<br />
<br />
==2019==<br />
; Jefferson Lab Accererlator Advisory Committee, JLAAC, October 22 - 24, 2019<br />
* Matt Poelker "UITF Update" [[media:JLAAC poelker UITF first draft.pptx]]<br />
<br />
; International Vacuum Congress, Malmo Sweden July 5 2019<br />
* Marcy Stutzman "Vacuum System Design and Modeling for the Jefferson Lab Electron Ion Collider Interaction Region" [[media:IVC-21Stutzman.pptx]] [[media:IVC-21Stutzman.pdf]]<br />
<br />
; Summer Science Series, Jefferson Lab, July30, 2019<br />
* M.L. Stutzman, "Extreme High Vacuum" [[media:190730_XHV.pptx]]<br />
<br />
; Summer Science Series, Jefferson Lab, June27, 2019<br />
* J. Grames, "CEBAF Polarized Electron Source" [[media:190627_SummerSeries_Grames_FINAL.pptx]] (92MB) and smaller [[media:190627_SummerSeries_Grames_FINAL_750dpi.pptx]] (18 MB 750dpi)<br />
<br />
; High Brightness Beam Workshop, Crete, Greece April 8-12 2019<br />
* Carlos' final slides for talk [[Media:Magnetized_eBeam_HBB_2019_final.pptx]]<br />
* Carlos' slides for dry run Invited talk is 25 minutes long including 5 minutes for Q&A [[Media:Magnetized_eBeam_HBB_2019_revised.pptx]]<br />
<br />
; KEK visit to JLab, February 25 2019<br />
* Draft slides for discussion [[media:JLAB-KEK_Grames_Final.pptx]]<br />
* Draft slides for discussion [[media:JLAB-KEK_Grames_v1.pptx]]<br />
* [[Media:Our 400kV gun R&D plan for Joe KEK visit to JLab Feb 25 2019.pptx]]<br />
<br />
; [https://prex.jlab.org/cgi-bin/DocDB/private/DisplayMeeting?conferenceid=8 PREX/CREX Collaborating Meeting, February 15, 2019] (use CUE credentials to login)<br />
* J. Grames slides for meeting [[media:190215_PREX_CREX_Grames.pptx]]<br />
<br />
; Hall A Collaboration Meeting, January 2019<br />
* Slides for Yves Hall A Collaboration meeting [[media:HallA_Collaboration_Meeting_30Jan2019.pptx]]<br />
<br />
==2018==<br />
; EIC Collaboration meeting, October 29- November 1 2018, Jefferson Lab<br />
* M.A. Mamun, "Magnetized Electron Source Development" [[media:2018_CM_EIC_JLab Magnetized Gun_mamun.pdf]]<br />
<br />
; Jefferson Lab Accelerator Advisory Committee Review, October 7-9, 2018, Jefferson Lab<br />
* J. Grames final slides [[media:JLAAC_Grames_FINAL.pptx]]<br />
* M.A. Mamun, "JLEIC Magnetized Beam (LDRD)" [[media:2018_JLAAC mamun.pdf]]<br />
<br />
; Accelerator All Hands Meeting<br />
* M. Poelker draft slides for CIS [[media:Accel All Hands_poelker_CIS_draft.pptx]]<br />
<br />
; Invitation to speak at BNL, August 8, 2018 (flight was cancelled, didn't present at BNL)<br />
* M. Poelker, "The Problems with Photoguns" [[media:problems with photoguns.pptx]], [[media:problems with photoguns version2.pptx]]<br />
<br />
;Summer Science Series, Jefferson Lab, July 31, 2018<br />
* M.L. Stutzman, "Extreme High Vacuum" [[media:Stutzman_SULI_2018.pptx]]<br />
<br />
; Ops Training - July 11, 2018<br />
* J. Grames, "Injector Upgrade Status - SAD 2018: Gun2" [[media:InjectorUpgradeStatus_SAD2018.pptx]]<br />
<br />
; Summer Science Series, Jefferson Lab, July 5, 2018<br />
* J. Grames, "CEBAF Polarized Electron Source" [[media:180705_SummerSeries_Grames_FINAL.pptx]]<br />
<br />
; EVC-15 conference, "Combining NEG pumps and an XHV BNNT Cryopump" Geneva, June 2018<br />
*M.L. Stutzman [[media:EVC-15_Stutzman.pdf]]<br />
<br />
; 200 keV Beam Operations Presentation<br />
* J. Grames [[media:200KV_OPS_v2.pptx]]<br />
<br />
;PREX/CREX Collaboration Meeting February 25-26, 2018<br />
* J. Grames [[media:180226_PREXCREX_Grames_v2.pptx]]<br />
* [https://prex.jlab.org/cgi-bin/DocDB/private/DisplayMeeting?conferenceid=4 Meeting link]<br />
<br />
==2017==<br />
;TRIUMF, invited to present CIS work on inverted insulator photo guns<br />
* Summary TRIUMF visit [[Media:TRIUMF pics.pptx]]<br />
* Carlos [[Media:Carlos JLab Inverted guns talk at TRIUMF Nov 21 2017 final.pptx]]<br />
; EIC Collaboration meeting, October 10-12, 2018, BNL, Long Island, NY<br />
* M.A. Mamun, "Magnetized Electron Source Development" [[media:EIC-CM_BNL_October_10-12_2017_Presentation_Magnetized_Beam_Mamun_Final.pdf]]<br />
<br />
;PREX/CREX Collaboration Meeting Oct 1-2, 2017<br />
* J. Grames [[media:171002_PREXCREX_Grames.pptx]]<br />
* [https://prex.jlab.org/cgi-bin/DocDB/public/DisplayMeeting?conferenceid=2 Meeting link]<br />
<br />
;JLAAC, September 13-15, 2017<br />
* J. Grames, "Milliampere beam studies using high polarization photocathodes" [[media:JLAAC_Grames_final.pptx]]<br />
* Carlos Hernandez-Garcia, "JLAAC 300kV gun version - FINAL" [[Media:JLAAC_Carlos_v5-final.pptx]]<br />
* M.A. Mamun, "JLAAC magnetized beam" [[media:JLAAC_Mamun_v4.pptx]]<br />
* Poelker, "JLAAC Injectors and Sources" [[media:JLAAC_Poelker_final.pptx]] <br />
<br />
;Science and Technology Review, Jefferson Lab, July 24-26, 2017<br />
* R. Suleiman, "Magnetized Electron Source, LDRD" [[media:S&T_Review_July_24-26_2017_Presentation_Magnetized_LDRD_Suleiman.pptx]]<br />
* M. Poelker, "INJECTOR R&D and Upgraded Injector Test Facility" [[media:poelker S&T review, July 24-26, 2017.pptx]]<br />
<br />
;Summer Science Series, Jefferson Lab, July 11, 2017<br />
* J. Grames, "CEBAF Polarized Electron Source" [[media:170711_SummerSeries_Grames.pptx]]<br />
<br />
;Moller Collaboration Meeting April 21-22, 2017<br />
* [https://hallaweb.jlab.org/doc-private/DisplayMeeting?conferenceid=11 Program link (user=moller, pass=)]<br />
* [[media:170421_MOLLER_Poelker.pptx]]<br />
::Design study of beam position monitors for measuring second-order moments of charged particle beams [[media:PhysRevSTAB.15.012801.pdf]]<br />
::Characterization of Beam Position Monitors for Measurement of Second Moment:[[media:PAC95_SJRussell.pdf]]<br />
<br />
;PREX/CREX Collaboration Meeting March 3-4, 2017<br />
*[https://prex.jlab.org/wiki/index.php/Feb2017_Collaboration_Meeting Program link],<br />
*[[media:170303_PREXCREX_Grames_FINAL.pptx]]<br />
<br />
'''Summary of GTS progress in 2016 and early activities in 2017, talk presented at JLEIC R&D weekly meeting, JLab Jan 26 2017'''<br />
*[[Media:GTS update for JLEIC meeting Jan 26 2017.pptx]]<br />
<br />
== 2016 ==<br />
;A story of CEBAF photocathode life(time) [on HV], CEBAF Scheduling Meeting Beam Studies Report 12/14/16<br />
* [[Media:161214_Wed130.pptx]]<br />
<br />
;Moeller Collaboration Meeting, November 11-12, 2016<br />
* [[Media:161111_Moller_v1.pptx]] [[Media:161111_Moller_v2.pptx]]<br />
<br />
;AVS 2016, Nashville, TN, November 6-11 2016<br />
* Marcy Stutzman, "Simulated and Measured Extreme High Vacuum in the Jefferson Lab Polarized Electron Source" [[media:StutzmanAVS2016.pptx]]<br />
<br />
;IVC20, Busan, Korea, 21-26 August 2016<br />
* Marcy Stutzman, "Simulated and Measured Extreme High Vacuum in the Jefferson Lab Polarized Electron Source" [[media:StutzmanIVC20.pdf]]<br />
<br />
;77th IUVSTA Workshop on Surface Processes, Fuefuki, Japan, 17-21 August 2016<br />
* Marcy Stutzman, Gas Dynamics and Vacuum Technology of Cryogenic Vacuum Systems, , "Investigations of cryopumping for Extreme High vacuum systems" [[media:IUVSTA77Stutzman.pdf]]<br />
<br />
;ECT Workshop: Physics beyond the standard model and precision nucleon structure measurements with parity-violating electron scattering, Trento, Italy Aug. 1-5, 2016<br />
* Arne Freyberger, Operations Dept. Accelerator Division "CEBAF Polarized Beam for Parity Violation Experiments in the 12 GeV era", [[media:Freyberger_ECT Parity Violation Workshop_12 GeV CEBAF.pdf]]<br />
<br />
;Summer Science Series, Jefferson Lab, July 22, 2016<br />
* Marcy Stutzman, "Extreme High Vacuum" [[media:Stutzman_SULI_REU_2016.pptx]]<br />
<br />
;Summer Science Series, Jefferson Lab, July 7, 2016<br />
* J. Grames, "CEBAF Polarized Electron Source" [[media:160707_SummerSeries_Grames.pptx]]<br />
<br />
;PREx-II Collaboration Meeting, February 26, 2016<br />
* M. Poelker and J. Grames, "CEBAF Source and Injector Status" [[media:160226_PREx_Grames.pptx]] [[media:160226_PREx_Grames.pdf]]<br />
<br />
== 2015 ==<br />
;JLab/ILC Polarized Electron Source - Nomura Research Institute Visit, 11/13/2015 [[media:JLab_ILC gun_Nomura Research Institute visit.pptx]] <br />
<br />
;Visit to COSY/Juelich to discuss high voltage issues for a possible ring EDM measurement<br />
* M. Poelker, "High Voltage Studies: Can R&D towards building a high voltage gun help the ring EDM effort?" [[media:HV studies summary_talk from COSY Juelich.pptx]]<br />
<br />
'''AVS 2015, 19 October 2015'''<br />
* M.L.Stutzman, "XHV Cryopump Performance and Limitations for the Jefferson Lab Polarized Electron Source" [[media:StutzmanAVS2015.pptx]]<br />
<br />
'''Daresbury International Workshop on Functional Surface Coatings and Treatments for UHV and XHV, 28 Sept 2015'''<br />
* M.L.Stutzman, "DC sputtered NEG coatings for non-uniformly shaped chambers" [[media:XHV_Coatings_Stutzman.pptx]]<br />
<br />
;IPAC poster "Vacuum Characterization and Improvements for the Jefferson Lab Polarized Electron Source"<br />
* M.L. Stutzman, P.A. Adderley, M.Poelker and Md. A. Mamun, [[media:Stutzman_IPAC2015.pptx]]<br />
<br />
;Summer Science Series, Jefferson Lab, July 30, 2015<br />
* M.L. Stutzman, "Extreme High Vacuum: why and how (Summer Series)" [[media:Stutzman_SULI_REU_2015.pptx]]<br />
<br />
;Summer Science Series, Jefferson Lab, July 9, 2015<br />
* J. Grames, "Electrons Sources at Jefferson Lab" [[media:2015_SummerSeries_Grames.pptx]]<br />
<br />
;Center for Accelerator Science Seminar, Old Dominion University, April 2, 2015<br />
* J. Grames, ''Positron Applications, Sources and PEPPo'', [[media:Grames_ODU_150402.pdf]] [[media:Grames_ODU_150402.pptx]]<br />
<br />
;Moeller Collaboration Meeting, January 23, 2015<br />
* M. Poelker, [[Media:moller collab mtg_poelker_1_23_15.pptx]]<br />
<br />
== 2014 ==<br />
;AVS2014, 12November2014 <br />
* M.L.Stutzman, P.Adderley, Md.A.Mamun, A.A.Elmustafa,M.Poelker "Near-XHV pressure characterization for the Jefferson Lab Polarized Electron Source", [[Media:StutzmanAVS2014.pptx]]<br />
<br />
;Summer Science Series, Jefferson Lab, July 29, 2014<br />
* M.L. Stutzman, "Extreme High Vacuum for SULI REU" * [[Media:2014_SummerSeries_XHV_Stutzman.pptx]]<br />
<br />
;Summer Science Series, Jefferson Lab, July 17, 2014<br />
* J. Grames, "Electrons Sources" [[Media:2014_SummerSeries_Grames.pptx]] [[Media:2014_SummerSeries_Grames.pdf]] <br />
<br />
;TRIUMF Accelerator Seminar, June 4, 2014<br />
* R. Suleiman, "Measurement of <sup>16</sup>O(γ,α)<sup>12</sup>C with Bubble Chamber and Bremsstrahlung Beam at Jefferson Lab Injector"<br />
* Abstract: [[media:Abstract_TRIUMF_Seminar.pdf]] [[media:Abstract_TRIUMF_Seminar.docx]]<br />
* Presentation: [[media:TRIUMF_Seminar_Suleiman_June_2014.pdf]] [[media:TRIUMF_Seminar_Suleiman_June_2014.pptx]]<br />
<br />
;American Vacuum Society Mid-Atlantic Meeting, May 15, 2014'''<br />
* M.L. Stutzman, P. Adderley, J. Clark, S. Covert, C. Hernandez-Garcia, J. Grames, J. Hansknecht, M. Poelker, R. Suleiman, "High polarization photocathodes" [[Media:AVS_MA_NIST_May2014_Final.pptx]]<br />
<br />
;Moeller Collaboration Meeting, May 8, 2014<br />
* M. Poelker [[Media:moller collab mtg_poelker_5_8_14.pptx]]<br />
<br />
== 2013 ==<br />
* M. Poelker, "High Current Polarized Electron Source", a workshop at Daresbury related to LHeC, 6.5mA polarized beam at 160pC<br />
Presentation: [[media:LHeC workshop at Daresbury_Poelker_Jan. 22 – 23, 2013.pptx]]<br />
<br />
== 2012 ==<br />
;ILC R&D talk_ 200 kV inverted gun<br />
* M. Poelker [[media:R&D status ILC 200 kV inverted gun.pptx]]<br />
<br />
== 2011 ==<br />
;ILC Representative visit Jan. 5-6, 2011 - Building a Higher Voltage Polarized e-Source:The CEBAF/ILC 200kV Inverted Gun<br />
* M. Poelker presentation: [[media:JLab ILC inverted gun_status.pptx]] <br />
<br />
;TRIUMF Accelerator Seminar, January 19, 2011<br />
* R. Suleiman, "Jefferson Lab Polarized Photogun"<br />
Presentation: [[media:TRIUMF_Seminar_Suleiman_Jan_2011.pdf]] [[media:TRIUMF_Seminar_Suleiman_Jan_2011.pptx]]<br />
<br />
<br />
== 2010 ==<br />
<br />
== 2009 ==<br />
<br />
== 2008 ==<br />
<br />
== 2007 ==<br />
; ILC e-Source Kick OFF meeting, SLAC, September 24-25, 2007<br />
* Presentation, M. Poelker [[media:eSource KOM presentation_ILC inverted gun.pptx]]<br />
<br />
== 2006 ==<br />
<br />
== 2005 == <br />
<br />
== 2004 ==<br />
<br />
== 2003 ==<br />
<br />
== 2002 ==<br />
<br />
== 2001 ==<br />
<br />
== 2000 ==<br />
<br />
== 1999 ==<br />
<br />
== 1998 ==<br />
<br />
== 1997 == <br />
<br />
== 1996 ==<br />
<br />
== 1995 ==<br />
<br />
== 1994 ==<br />
<br />
== 1993 ==<br />
<br />
== 1992 ==<br />
<br />
== 1991 - 1989 ==<br />
<br />
== Other ==</div>Poelkerhttps://wiki.jlab.org/ciswiki/index.php?title=CIS_Presentations&diff=29951CIS Presentations2023-06-16T19:08:05Z<p>Poelker: </p>
<hr />
<div>==2023==<br />
; 2023 CCM & IMEKO International Conference on Pressure and Vacuum Metrology<br />
* M.L. Stutzman "Extreme high vacuum for polarized electron sources" [[media:Stutzman_CCM_PV.pdf]]<br />
<br />
; Jefferson Lab Accelerator Advisory Committee, March 8-10, 2023<br />
* M. Bruker, "Recent results from the UITF and a look forward" [[media:20230309_JLAAC_UITF-final20230304.pdf]]<br />
* S. Habet, "Positron collection scheme for Ce+BAF" [[media:Positron_collection_scheme_for_Ce+BAF.pptx | Positron_collection_scheme_for_Ce+BAF]]<br />
* M. Mamun, "Reaching Lower Pressure in Photoguns" [[media:JLAAC2023_Reaching Lower Pressure in Photoguns_Mamun.pdf]]<br />
* M.L. Stutzman "High Polarization Photocathode Research" [[media:HighPolarizationPhotocathodes.pdf]]<br />
* A. Ushakov, "Ce+BAF Concept and High Power Target" [[media:JLAAC2023-Ushakov-Ce+BAF_Concept_and_High_Power_Target.pptx]]<br />
<br />
<br />
==2022==<br />
;Mexican Community of Particle Accelerators, December 16 2022 via zoom "The summer program on accelerator physics between Mexico and JLab" (Spanish version)<br />
*[[Media:Veranos cientificos en JLab Carlos HG seminario CMAP Dec 16 2022.pptx]]<br />
<br />
;2022 DOE NP Accelerator R&D PI Meeting held on Nov 29 2022<br />
* C. Hernandez-Garcia, M. Poelker and G. Palacios-Serrano 500 kV insulator project [[Media:Hernandez-Garcia 500 kV Insulator Nov 29 2022 no backup slides.pptx]]<br />
* M. Poelker, M. Stutzman, E. Wang, S. Marsillac "Photocathodes with 90% polarization and QE greater than 1% for DOE NP" [[media:Photocathodes with 90% polarization and QE greater than 1% for DOE NP_final.pptx]]<br />
* M.L. Stutzman, C. Palmstrom and A. Engel, "Strained Superlattice Photocathodes with CBE" [[media:CBESSL.pdf]]<br />
<br />
; AVS Symposium <br />
* M.L. Stutzman, "Jefferson Lab Injector Beamline Upgrade" Pittsburgh PA November 7, 2022 [[media:AVS2023.pdf]]<br />
<br />
; Hall B CLAS Collaboration Meeting (30th Anniversary)<br />
* J. Grames, "Ce+BAF : Positron Beams at Jefferson Lab", Jefferson Lab Nov. 1-4, 2022 [[media:221103-CLAS-GRAMES.pptx]]<br />
<br />
; CIS Grad Student Presentations, August 23, 2022<br />
* A. Rahman, "Study of Quantum Efficiency Enhancement in Different Mie-type Nanostructured NEA GaAs Photocathode" [[media:Presentation_Aug23_2022_Azziz.pdf]]<br />
<br />
; CIS Grad Student Presentations, July 26, 2022<br />
* S. Habet, "Concept of a polarized positron source at CEBAF" [[media:220726_Sami_Habet_PhD.pdf]]<br />
<br />
; Summer Science Series, Jefferson Lab, July xx, 2022<br />
* M.L. Stutzman "Extreme High Vacuum" [[media:SummerXHV2022.pdf]]<br />
<br />
; Summer Science Series, Jefferson Lab, July 12, 2022<br />
* J. Grames, "GaAs Polarized Electron Source: A brief tour" (short version) [[media:2022-SUMMER-PES-Grames.pptx]]<br />
<br />
; GTS beam kick study presented in B-Team meeting, March 8, 2022<br />
* Md. A. Mamun, S.A.K. Wijethunga, R. Suleiman, C. Hernandez-Garcia, B. Bullard, J. R. Delayen, J. Grames, G. A. Krafft, G. Palacios-Serrano, M. Poelker<br />
[[media:2022_03_08_Beam kick study with GTS modified gun_presented at B-Team meeting_Mamun.pdf]]<br />
<br />
; Lawrence Berkley Lab Vacuum Series Talk April 2022<br />
* Marcy Stutzman "Ultra and Extreme High Vacuum" [[media:UHV_XHV_LBL.pdf]]<br />
<br />
; CIS Presentations to David Dean, March 4, 2022<br />
* J. Grames, M. Stutzman, C. Hernandez-Garcia, R. Suleiman [[media:CIS_DavidDean_FINAL.pdf]]<br />
<br />
; FRIB/MSU seminar series (on line), February 11, 2022, [https://frib.msu.edu/science/ase/seminars.html ACCELERATOR PHYSICS AND ENGINEERING SEMINARS]<br />
* Poelker UITF [[media:MSU FRIB UITF presentation.pdf]], [[media:MSU FRIB UITF presentation.pptx]]<br />
<br />
; UAM-AZC. Mexico City, Mexico (online). March the 10th, 2022. <br />
* G. Palacios. "Insulators and electrode for a 500 kV photoelectron gun with inverted insulator"<br />
<br />
;FRIB/MSU seminar series (online), January 28th, 2022, [https://frib.msu.edu/science/ase/seminars.html ACCELERATOR PHYSICS AND ENGINEERING SEMINARS]<br />
* C. Hernandez-Garcia, "HV technology and its application in accelerators"<br />
<br />
; Jefferson Lab Accelerator Seminar, Jan 13th, 2022:<br />
* R. Suleiman, "EDM Measurement in Small Rings", [[media:EDM_SmallRings_Suleiman_AccSeminar_Jan2022.pdf]]<br />
<br />
==2021==<br />
; IEEE Conference on Electrical Insulation and Dielectric Phenomena (CEIDP) Dec 14th, 2021<br />
* Carlos Hernandez-Garcia1, Gabriel Palacios-Serrano, et al. "Inverted Geometry Ceramic Insulators in High Voltage DC Electron Guns for Accelerators"<br />
<br />
; VCU Colloquium December 3, 2021<br />
* M.L. Stutzman "Photocathodes for Polarized Electron Beams at Jefferson Lab" [[media: Stutzman-VCU-Colloquium.pdf]]<br />
<br />
; Jefferson Lab Accelerator Advisory Committee<br />
* J. Grames (draft v3) [[media:JLAAC-2021-Grames-Positrons-v3.pptx]]<br />
* M.L. Stutzman (final) [[media:JLAAC-2021-Stutzman-CBESSL.pdf]]<br />
<br />
; DOE NP Accelerator R&D and AI-ML PI Exchange Meeting, November 30, 2021<br />
* M.L. Stutzman, "Investigation into chemical beam epitaxy (CBE) for high polarization strained superlattice GaAs/GaAsP photocathodes" [[media:DOE-PI-2021-Stutzman-CBESSL.pdf]]<br />
* M. Poelker and E. Wang<br />
* C.Hernandez-Garcia<br />
* R. Suleiman<br />
<br />
; Polarized Photocathodes for Photoinjectors (P3) Workshop, November 10, 2021<br />
* M.L. Stutzman, "Strained Superlattice GaAs/GaAsP Supplier overview": [[media:StutzmanP3.pdf]]<br />
<br />
; EIC Accelerator Partners Workshop, October 27, 2021<br />
* M.L. Stutzman, C. Hetzel "Interaction Region Synchrotron Radiation and Vacuum (details)" [[media:EIR_IR_Triumf.pdf]]<br />
<br />
; AVS67 - AVS International Symposium October 25-28, 2021.<br />
* M.L. Stutzman, "Jefferson Lab Injector Beamline Upgrade": [[media:AVS2021.pdf]]<br />
<br />
; EIC OPA Review, October 19-21, 2021<br />
* M.L. Stutzman, C. Hetzel "Interaction Region Synchrotron Radiation and Vacuum (overview)" [[media:EIR_IR_OPA.pdf]]<br />
<br />
; SPIN 2021 - 24th International Spin Symposium, Japan, October 18-22, 2021<br />
* R. Suleiman, "EDM in Small Rings": [[media:EDM_SmallRings_Suleiman_Spin2021.pdf]]<br />
<br />
; 2021 LDRD Jamboree<br />
* [https://urldefense.proofpoint.com/v2/url?u=https-3A__primetime.bluejeans.com_a2m_events_playback_6fd77d6f-2Dbeef-2D45bc-2D8a61-2Dd20e000ff7c6&d=DwMCAg&c=CJqEzB1piLOyyvZjb8YUQw&r=0OMOtlswNxL2CZUVOc0o6g&m=ri8x-UeH_Qh4rSZbsVWByjpzevjynK999OFQo7QcMX0&s=1wHEfl-Pcdiq3DchreOC7LPa4Buz77WxJJBIkXpQu74&e= Jamboree video]<br />
<br />
* J. Grames, "LDRD #2104 - A polarized positron source for our future" [[media:Grames_Jamboree_FINAL.pptx|Presentation]]<br />
<br />
; Low carbon steel vacuum studies<br />
* Proposal for a graduate student [[media:low carbon steel vacuum study project.pptx|Slides]]<br />
<br />
; Summer Science Series, Jefferson Lab, July 22, 2021<br />
* M.L. Stutzman "Extreme High Vacuum" [[media:2021-Summer-XHV.pdf]]<br />
<br />
; Summer Science Series, Jefferson Lab, June 17, 2021<br />
* J. Grames, "GaAs Polarized Electron Source: A brief tour" (short version) [[media:2021-SUMMER-PES-Grames.pptx]]<br />
<br />
;USPAS lectures in Spin Dynamics, June 10, 2021<br />
* J. Grames, "GaAs Polarized Electron Source: A brief tour" (long version) [[Media:2021-USPAS-PES-Grames.pptx]]<br />
<br />
; IPAC 2021, May 24th - 28th, 2021. <br />
* Gabriel Palacios-Serrano, Carlos Hernandez-Garcia1, et al."HIGH VOLTAGE DESIGN AND EVALUATION OF WIEN FILTERS FOR THE CEBAF 200 keV INJECTOR UPGRADE*"<br />
<br />
; AVS Mid-Atlantic Chapter Meeting, Virtual, April 22, 2021 "Electron Ion Collider Vacuum Considerations"<br />
* M.L. Stutzman & Collaborators [[media:EIC_Vac_AVSM-A.pdf]]<br />
<br />
==2020==<br />
; JLAAC talks from Matt, Joe, Marcy and Carlos, October 21-23, 2020<br />
* M. Poelker "UITF Commissioning" [[media:UITF Commissioning_poelker.pptx]]<br />
* M. Stutzman and C. Hernandez-Garcia, "JLab Source Group DOE FOA awards" [[media:Photocathodes and 500 kV gun.pptx]]<br />
* J. Grames, "Positron R&D Update" [[media:Positron R&D at JLab.pptx]]<br />
<br />
; Summer Science Series, Jefferson Lab, June 18, 2020<br />
* J. Grames, "CEBAF Polarized Electron Source" [[media:200616_SummerSeries_Grames_FINAL_750dpi.pptx]]<br />
<br />
;Jefferson Lab Accelerator Physics Seminar, February 20, 2020<br />
*Carlos Hernandez-Garcia "GTS multi-year program results 2016-2019" [[Media:Carlos' GTS gun talk Acc Seminar Feb 20 2020 final.pptx]]<br />
<br />
==2019==<br />
; Jefferson Lab Accererlator Advisory Committee, JLAAC, October 22 - 24, 2019<br />
* Matt Poelker "UITF Update" [[media:JLAAC poelker UITF first draft.pptx]]<br />
<br />
; International Vacuum Congress, Malmo Sweden July 5 2019<br />
* Marcy Stutzman "Vacuum System Design and Modeling for the Jefferson Lab Electron Ion Collider Interaction Region" [[media:IVC-21Stutzman.pptx]] [[media:IVC-21Stutzman.pdf]]<br />
<br />
; Summer Science Series, Jefferson Lab, July30, 2019<br />
* M.L. Stutzman, "Extreme High Vacuum" [[media:190730_XHV.pptx]]<br />
<br />
; Summer Science Series, Jefferson Lab, June27, 2019<br />
* J. Grames, "CEBAF Polarized Electron Source" [[media:190627_SummerSeries_Grames_FINAL.pptx]] (92MB) and smaller [[media:190627_SummerSeries_Grames_FINAL_750dpi.pptx]] (18 MB 750dpi)<br />
<br />
; High Brightness Beam Workshop, Crete, Greece April 8-12 2019<br />
* Carlos' final slides for talk [[Media:Magnetized_eBeam_HBB_2019_final.pptx]]<br />
* Carlos' slides for dry run Invited talk is 25 minutes long including 5 minutes for Q&A [[Media:Magnetized_eBeam_HBB_2019_revised.pptx]]<br />
<br />
; KEK visit to JLab, February 25 2019<br />
* Draft slides for discussion [[media:JLAB-KEK_Grames_Final.pptx]]<br />
* Draft slides for discussion [[media:JLAB-KEK_Grames_v1.pptx]]<br />
* [[Media:Our 400kV gun R&D plan for Joe KEK visit to JLab Feb 25 2019.pptx]]<br />
<br />
; [https://prex.jlab.org/cgi-bin/DocDB/private/DisplayMeeting?conferenceid=8 PREX/CREX Collaborating Meeting, February 15, 2019] (use CUE credentials to login)<br />
* J. Grames slides for meeting [[media:190215_PREX_CREX_Grames.pptx]]<br />
<br />
; Hall A Collaboration Meeting, January 2019<br />
* Slides for Yves Hall A Collaboration meeting [[media:HallA_Collaboration_Meeting_30Jan2019.pptx]]<br />
<br />
==2018==<br />
; EIC Collaboration meeting, October 29- November 1 2018, Jefferson Lab<br />
* M.A. Mamun, "Magnetized Electron Source Development" [[media:2018_CM_EIC_JLab Magnetized Gun_mamun.pdf]]<br />
<br />
; Jefferson Lab Accelerator Advisory Committee Review, October 7-9, 2018, Jefferson Lab<br />
* J. Grames final slides [[media:JLAAC_Grames_FINAL.pptx]]<br />
* M.A. Mamun, "JLEIC Magnetized Beam (LDRD)" [[media:2018_JLAAC mamun.pdf]]<br />
<br />
; Accelerator All Hands Meeting<br />
* M. Poelker draft slides for CIS [[media:Accel All Hands_poelker_CIS_draft.pptx]]<br />
<br />
; Invitation to speak at BNL, August 8, 2018 (flight was cancelled, didn't present at BNL)<br />
* M. Poelker, "The Problems with Photoguns" [[media:problems with photoguns.pptx]], [[media:problems with photoguns version2.pptx]]<br />
<br />
;Summer Science Series, Jefferson Lab, July 31, 2018<br />
* M.L. Stutzman, "Extreme High Vacuum" [[media:Stutzman_SULI_2018.pptx]]<br />
<br />
; Ops Training - July 11, 2018<br />
* J. Grames, "Injector Upgrade Status - SAD 2018: Gun2" [[media:InjectorUpgradeStatus_SAD2018.pptx]]<br />
<br />
; Summer Science Series, Jefferson Lab, July 5, 2018<br />
* J. Grames, "CEBAF Polarized Electron Source" [[media:180705_SummerSeries_Grames_FINAL.pptx]]<br />
<br />
; EVC-15 conference, "Combining NEG pumps and an XHV BNNT Cryopump" Geneva, June 2018<br />
*M.L. Stutzman [[media:EVC-15_Stutzman.pdf]]<br />
<br />
; 200 keV Beam Operations Presentation<br />
* J. Grames [[media:200KV_OPS_v2.pptx]]<br />
<br />
;PREX/CREX Collaboration Meeting February 25-26, 2018<br />
* J. Grames [[media:180226_PREXCREX_Grames_v2.pptx]]<br />
* [https://prex.jlab.org/cgi-bin/DocDB/private/DisplayMeeting?conferenceid=4 Meeting link]<br />
<br />
==2017==<br />
;TRIUMF, invited to present CIS work on inverted insulator photo guns<br />
* Summary TRIUMF visit [[Media:TRIUMF pics.pptx]]<br />
* Carlos [[Media:Carlos JLab Inverted guns talk at TRIUMF Nov 21 2017 final.pptx]]<br />
; EIC Collaboration meeting, October 10-12, 2018, BNL, Long Island, NY<br />
* M.A. Mamun, "Magnetized Electron Source Development" [[media:EIC-CM_BNL_October_10-12_2017_Presentation_Magnetized_Beam_Mamun_Final.pdf]]<br />
<br />
;PREX/CREX Collaboration Meeting Oct 1-2, 2017<br />
* J. Grames [[media:171002_PREXCREX_Grames.pptx]]<br />
* [https://prex.jlab.org/cgi-bin/DocDB/public/DisplayMeeting?conferenceid=2 Meeting link]<br />
<br />
;JLAAC, September 13-15, 2017<br />
* J. Grames, "Milliampere beam studies using high polarization photocathodes" [[media:JLAAC_Grames_final.pptx]]<br />
* Carlos Hernandez-Garcia, "JLAAC 300kV gun version - FINAL" [[Media:JLAAC_Carlos_v5-final.pptx]]<br />
* M.A. Mamun, "JLAAC magnetized beam" [[media:JLAAC_Mamun_v4.pptx]]<br />
* Poelker, "JLAAC Injectors and Sources" [[media:JLAAC_Poelker_final.pptx]] <br />
<br />
;Science and Technology Review, Jefferson Lab, July 24-26, 2017<br />
* R. Suleiman, "Magnetized Electron Source, LDRD" [[media:S&T_Review_July_24-26_2017_Presentation_Magnetized_LDRD_Suleiman.pptx]]<br />
* M. Poelker, "INJECTOR R&D and Upgraded Injector Test Facility" [[media:poelker S&T review, July 24-26, 2017.pptx]]<br />
<br />
;Summer Science Series, Jefferson Lab, July 11, 2017<br />
* J. Grames, "CEBAF Polarized Electron Source" [[media:170711_SummerSeries_Grames.pptx]]<br />
<br />
;Moller Collaboration Meeting April 21-22, 2017<br />
* [https://hallaweb.jlab.org/doc-private/DisplayMeeting?conferenceid=11 Program link (user=moller, pass=)]<br />
* [[media:170421_MOLLER_Poelker.pptx]]<br />
::Design study of beam position monitors for measuring second-order moments of charged particle beams [[media:PhysRevSTAB.15.012801.pdf]]<br />
::Characterization of Beam Position Monitors for Measurement of Second Moment:[[media:PAC95_SJRussell.pdf]]<br />
<br />
;PREX/CREX Collaboration Meeting March 3-4, 2017<br />
*[https://prex.jlab.org/wiki/index.php/Feb2017_Collaboration_Meeting Program link],<br />
*[[media:170303_PREXCREX_Grames_FINAL.pptx]]<br />
<br />
'''Summary of GTS progress in 2016 and early activities in 2017, talk presented at JLEIC R&D weekly meeting, JLab Jan 26 2017'''<br />
*[[Media:GTS update for JLEIC meeting Jan 26 2017.pptx]]<br />
<br />
== 2016 ==<br />
;A story of CEBAF photocathode life(time) [on HV], CEBAF Scheduling Meeting Beam Studies Report 12/14/16<br />
* [[Media:161214_Wed130.pptx]]<br />
<br />
;Moeller Collaboration Meeting, November 11-12, 2016<br />
* [[Media:161111_Moller_v1.pptx]] [[Media:161111_Moller_v2.pptx]]<br />
<br />
;AVS 2016, Nashville, TN, November 6-11 2016<br />
* Marcy Stutzman, "Simulated and Measured Extreme High Vacuum in the Jefferson Lab Polarized Electron Source" [[media:StutzmanAVS2016.pptx]]<br />
<br />
;IVC20, Busan, Korea, 21-26 August 2016<br />
* Marcy Stutzman, "Simulated and Measured Extreme High Vacuum in the Jefferson Lab Polarized Electron Source" [[media:StutzmanIVC20.pdf]]<br />
<br />
;77th IUVSTA Workshop on Surface Processes, Fuefuki, Japan, 17-21 August 2016<br />
* Marcy Stutzman, Gas Dynamics and Vacuum Technology of Cryogenic Vacuum Systems, , "Investigations of cryopumping for Extreme High vacuum systems" [[media:IUVSTA77Stutzman.pdf]]<br />
<br />
;ECT Workshop: Physics beyond the standard model and precision nucleon structure measurements with parity-violating electron scattering, Trento, Italy Aug. 1-5, 2016<br />
* Arne Freyberger, Operations Dept. Accelerator Division "CEBAF Polarized Beam for Parity Violation Experiments in the 12 GeV era", [[media:Freyberger_ECT Parity Violation Workshop_12 GeV CEBAF.pdf]]<br />
<br />
;Summer Science Series, Jefferson Lab, July 22, 2016<br />
* Marcy Stutzman, "Extreme High Vacuum" [[media:Stutzman_SULI_REU_2016.pptx]]<br />
<br />
;Summer Science Series, Jefferson Lab, July 7, 2016<br />
* J. Grames, "CEBAF Polarized Electron Source" [[media:160707_SummerSeries_Grames.pptx]]<br />
<br />
;PREx-II Collaboration Meeting, February 26, 2016<br />
* M. Poelker and J. Grames, "CEBAF Source and Injector Status" [[media:160226_PREx_Grames.pptx]] [[media:160226_PREx_Grames.pdf]]<br />
<br />
== 2015 ==<br />
;JLab/ILC Polarized Electron Source - Nomura Research Institute Visit, 11/13/2015 [[media:JLab_ILC gun_Nomura Research Institute visit.pptx]] <br />
<br />
;Visit to COSY/Juelich to discuss high voltage issues for a possible ring EDM measurement<br />
* M. Poelker, "High Voltage Studies: Can R&D towards building a high voltage gun help the ring EDM effort?" [[media:HV studies summary_talk from COSY Juelich.pptx]]<br />
<br />
'''AVS 2015, 19 October 2015'''<br />
* M.L.Stutzman, "XHV Cryopump Performance and Limitations for the Jefferson Lab Polarized Electron Source" [[media:StutzmanAVS2015.pptx]]<br />
<br />
'''Daresbury International Workshop on Functional Surface Coatings and Treatments for UHV and XHV, 28 Sept 2015'''<br />
* M.L.Stutzman, "DC sputtered NEG coatings for non-uniformly shaped chambers" [[media:XHV_Coatings_Stutzman.pptx]]<br />
<br />
;IPAC poster "Vacuum Characterization and Improvements for the Jefferson Lab Polarized Electron Source"<br />
* M.L. Stutzman, P.A. Adderley, M.Poelker and Md. A. Mamun, [[media:Stutzman_IPAC2015.pptx]]<br />
<br />
;Summer Science Series, Jefferson Lab, July 30, 2015<br />
* M.L. Stutzman, "Extreme High Vacuum: why and how (Summer Series)" [[media:Stutzman_SULI_REU_2015.pptx]]<br />
<br />
;Summer Science Series, Jefferson Lab, July 9, 2015<br />
* J. Grames, "Electrons Sources at Jefferson Lab" [[media:2015_SummerSeries_Grames.pptx]]<br />
<br />
;Center for Accelerator Science Seminar, Old Dominion University, April 2, 2015<br />
* J. Grames, ''Positron Applications, Sources and PEPPo'', [[media:Grames_ODU_150402.pdf]] [[media:Grames_ODU_150402.pptx]]<br />
<br />
;Moeller Collaboration Meeting, January 23, 2015<br />
* M. Poelker, [[Media:moller collab mtg_poelker_1_23_15.pptx]]<br />
<br />
== 2014 ==<br />
;AVS2014, 12November2014 <br />
* M.L.Stutzman, P.Adderley, Md.A.Mamun, A.A.Elmustafa,M.Poelker "Near-XHV pressure characterization for the Jefferson Lab Polarized Electron Source", [[Media:StutzmanAVS2014.pptx]]<br />
<br />
;Summer Science Series, Jefferson Lab, July 29, 2014<br />
* M.L. Stutzman, "Extreme High Vacuum for SULI REU" * [[Media:2014_SummerSeries_XHV_Stutzman.pptx]]<br />
<br />
;Summer Science Series, Jefferson Lab, July 17, 2014<br />
* J. Grames, "Electrons Sources" [[Media:2014_SummerSeries_Grames.pptx]] [[Media:2014_SummerSeries_Grames.pdf]] <br />
<br />
;TRIUMF Accelerator Seminar, June 4, 2014<br />
* R. Suleiman, "Measurement of <sup>16</sup>O(γ,α)<sup>12</sup>C with Bubble Chamber and Bremsstrahlung Beam at Jefferson Lab Injector"<br />
* Abstract: [[media:Abstract_TRIUMF_Seminar.pdf]] [[media:Abstract_TRIUMF_Seminar.docx]]<br />
* Presentation: [[media:TRIUMF_Seminar_Suleiman_June_2014.pdf]] [[media:TRIUMF_Seminar_Suleiman_June_2014.pptx]]<br />
<br />
;American Vacuum Society Mid-Atlantic Meeting, May 15, 2014'''<br />
* M.L. Stutzman, P. Adderley, J. Clark, S. Covert, C. Hernandez-Garcia, J. Grames, J. Hansknecht, M. Poelker, R. Suleiman, "High polarization photocathodes" [[Media:AVS_MA_NIST_May2014_Final.pptx]]<br />
<br />
;Moeller Collaboration Meeting, May 8, 2014<br />
* M. Poelker [[Media:moller collab mtg_poelker_5_8_14.pptx]]<br />
<br />
== 2013 ==<br />
* M. Poelker, "High Current Polarized Electron Source", a workshop at Daresbury related to LHeC, 6.5mA polarized beam at 160pC<br />
Presentation: [[media:LHeC workshop at Daresbury_Poelker_Jan. 22 – 23, 2013.pptx]]<br />
<br />
== 2012 ==<br />
;ILC R&D talk_ 200 kV inverted gun<br />
* M. Poelker [[media:R&D status ILC 200 kV inverted gun.pptx]]<br />
<br />
== 2011 ==<br />
;ILC Representative visit Jan. 5-6, 2011 - Building a Higher Voltage Polarized e-Source:The CEBAF/ILC 200kV Inverted Gun<br />
* M. Poelker presentation: [[media:JLab ILC inverted gun_status.pptx]] <br />
<br />
;TRIUMF Accelerator Seminar, January 19, 2011<br />
* R. Suleiman, "Jefferson Lab Polarized Photogun"<br />
Presentation: [[media:TRIUMF_Seminar_Suleiman_Jan_2011.pdf]] [[media:TRIUMF_Seminar_Suleiman_Jan_2011.pptx]]<br />
<br />
<br />
== 2010 ==<br />
<br />
== 2009 ==<br />
<br />
== 2008 ==<br />
<br />
== 2007 ==<br />
; ILC e-Source Kick OFF meeting, SLAC, September 24-25, 2007<br />
* Presentation, M. Poelker [[media:eSource KOM presentation_ILC inverted gun.pptx]]<br />
<br />
== 2006 ==<br />
<br />
== 2005 == <br />
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== 2004 ==<br />
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== 2003 ==<br />
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== 2002 ==<br />
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== 2000 ==<br />
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== 1999 ==<br />
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== 1998 ==<br />
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== 1997 == <br />
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== 1996 ==<br />
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== 1995 ==<br />
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== 1994 ==<br />
<br />
== 1993 ==<br />
<br />
== 1992 ==<br />
<br />
== 1991 - 1989 ==<br />
<br />
== Other ==</div>Poelkerhttps://wiki.jlab.org/ciswiki/index.php?title=CIS_Refereed_Publications&diff=29753CIS Refereed Publications2023-05-18T14:13:17Z<p>Poelker: </p>
<hr />
<div>==2023==<br />
<br />
*S.A.K. Wijethunga, M.A. Mamun, R. Suleiman, P. Adderley, B. Bullard, J. Benesch, J.R. Delayen, J. Grames, C. Hernandez-Garcia, F. Hannon, G.A. Krafft, G. Palacios-Serrano, M. Poelker, M. Stefani, Y. Wang, and S. Zhang, "Generation and characterization of magnetized electron beam from a DC high voltage photogun for electron beam cooling application", Nucl. Instrum. and Meth A '''1051''' 168194 (2023), https://doi.org/10.1016/j.nima.2023.168194 [[media:magnetized beam in print.pdf]]<br />
<br />
*D. Neto, K. Bailey, J. F. Benesch, B. Cade, B. DiGiovine, A. Freyberger, J. M. Grames, A. Hofler, R. J. Holt, R. Kazimi, D. Meekins, M. McCaughan, D. Moser, T. O’Connor, M. Poelker, K. E. Rehm, S. Riordan, R. Suleiman, R. Talwar, and C. Ugalde, "Measuring the cross section of the 15N(α,γ)19F reaction using a single-fluid bubble chamber," https://journals.aps.org/prc/abstract/10.1103/PhysRevC.107.035801, https://arxiv.org/abs/2302.12760<br />
<br />
* P.A. Adderley, D. Bullard, Y.C. Chao, C.H. Gracia, J. Grames, J. Hansknecht, A. Hofler, R. Kazimi, J. Musson, C. Palatchi, K. Paschke, M. Poelker, G. Smith, M.L. Stutzman, R. Suleiman and Y. Wang, ''An overview of how parity-violating electron-scattering experiments are performed at CEBAF'', Nucl. Instrum. and Meth A '''1046''', 167710 (2023), https://doi.org/10.1016/j.nima.2022.167710<br />
<br />
==2022==<br />
* Robert Pearce, Xi Li, John Vennekate, Gianluigi Ciovati and Charles Bott, ''Electron beam treatment for the removal of 1,4-dioxane in water and wastewater'', Water Sci Technol 2022; wst2022407. doi: https://doi.org/10.2166/wst.2022.407, [[media:1,4dioxane removal at UITF.pdf]]<br />
<br />
* J. Arrington, M. Battaglieri, A. Boehnlein, S.A. Bogacz, W.K. Brooks, E. Chudakov, I. Cloët, R. Ent, H. Gao, J. Grames, L. Harwood, X. Ji, C. Keppel, G. Krafft, R.D. McKeown, J. Napolitano, J.W. Qiu, P. Rossi, M. Schram, S. Stepanyan, J. Stevens, A.P. Szczepaniak, N. Toro, X. Zheng, ''Physics with CEBAF at 12 GeV and future opportunities'', Progress in Particle and Nuclear Physics, 2022, 103985, ISSN 0146-6410, https://doi.org/10.1016/j.ppnp.2022.103985; (Also posted on arxiv: https://arxiv.org/abs/2112.00060)<br />
<br />
* S. A. K. Wijethunga, M. A. Mamun, R. Suleiman, C. Hernandez-Garcia, B. Bullard, J. R. Delayen, J. Grames, G. A. Krafft, G. Palacios-Serrano, and M. Poelker, "''Improving the electrostatic design of the Jefferson Lab 300 kV DC photogun''", Rev. Sci. Instrum. '''93''', 073303 (2022); https://aip.scitation.org/doi/10.1063/5.0091134 [[media:Sajini offset anode.pdf]]<br />
<br />
* Xi Li, Helmut Baumgart, Charles Bott, Gianluigi Ciovati, Shaun Gregory, Fay Hannon, Mike McCaughan, Robert Pearce, Matthew Poelker, Hannes Vennekate, and Shaoheng Wang, "''Design and commissioning of an e-beam irradiation beamline at the Upgraded Injector Test Facility at Jefferson Lab''", Nucl. Inst. and Meth. '''A1039''', 167093 (2022); https://doi.org/10.1016/j.nima.2022.167093 [[media:Xi's UITF water irradiation NIM paper.pdf]]<br />
<br />
==2021==<br />
<br />
==2020==<br />
<br />
* Wei Liu, Matt Poelker, John Smedley, Romain Ganter, Chapter 7 "''Photocathodes''" in the book ''Modern Developments in Vacuum Electron Sources'', [[media:Chapter 7.pdf]], Editors: Georg Gaertner, Wolfram Knapp, Richard G. Forbes, SSN 0303-4216ISSN 1437-0859 (electronic) Topics in Applied Physics ISBN 978-3-030-47290-0ISBN 978-3-030-47291-7 (eBook) https://doi.org/10.1007/978-3-030-47291-7 Springer Nature Switzerland AG 2020<br />
<br />
* Y. Wang, M. A. Mamun, P. Adderley, B. Bullard, J. Grames, J. Hansknecht, C. Hernandez-Garcia, R. Kazimi, G. A. Krafft, G. Palacios-Serrano, M. Poelker, M. L. Stutzman, R. Suleiman, M. Tiefenback, S. Wijethunga, J. Yoskowitz, and S. Zhang, "''Thermal emittance and lifetime of alkali-antimonide photocathodes grown on GaAs and molybdenum substrates evaluated in a -300 kV dc photogun''", Phys. Rev. Accel. Beams '''23''', 103401, Published 7 October 2020 [https://journals.aps.org/prab/abstract/10.1103/PhysRevAccelBeams.23.103401], [[media:Yan's photocathode paper_PRAB.pdf]]<br />
<br />
* J. M. Grames, C. K. Sinclair, M. Poelker, X. Roca-Maza, M. L. Stutzman, R. Suleiman, Md. A. Mamun, M. McHugh, D. Moser, J. Hansknecht, B. Moffit, and T. J. Gay, "''High precision 5 MeV Mott polarimeter''", [https://journals.aps.org/prc/abstract/10.1103/PhysRevC.102.015501 Phys. Rev. C 102, 015501] – Published 6 July 2020 [[media:PhysRevC.102.015501.pdf]]<br />
<br />
*G.Ciovati, M.Drury, J.Fischer, M.Stutzman and S.Suhring, “''Reduction of waveguide vacuum trips in CEBAF accelerating cavities with a combination ion pump and non-evaporable getter pump''” [[media:GigiNIM2020.pdf]] Nucl. Instrum. and Meth A964, (2020), 163788. <br />
<br />
*Xincun Peng, Matt Poelker, Marcy Stutzman, Bin Tang, Shukui Zhang, and Jijun Zou, "''Mie-type GaAs nanopillar array resonators for negative electron affinity photocathodes''", collaboration between Engineering Research Center of New Energy Technology of Jiangxi Province, East China University of Technology, Nanchang 330013, China and Thomas Jefferson National Accelerator Facility, 12000 Jefferson Avenue, Newport News, Virginia 23606,USA; Opt. Express '''28'''(2), 860-874 (2020); https://www.osapublishing.org/DirectPDFAccess/11F39DCB-BEE0-C06D-739FEF3676B92DCF_425659/oe-28-2-860.pdf?da=1&id=425659&seq=0&mobile=no; [[media:nanostructured photocathode paper_theoretical study.pdf]]<br />
<br />
==2019==<br />
* Xincun Peng, Zhidong Wang, Yun Liu, Dennis M. Manos, Matt Poelker, Marcy Stutzman, Bin Tang, Shukui Zhang, and Jijun Zou, "''Optical-Resonance-Enhanced Photoemission from Nanostructured GaAs Photocathodes''", Phys. Rev. Applied '''12''', 064002 (2019), https://journals.aps.org/prapplied/abstract/10.1103/PhysRevApplied.12.064002, [[media:nanostructured photocathode paper_experimental results.pdf]]<br />
<br />
* Mark Stefani and Fay Hannon,"''Longitudinal bunch profile diagnostic for magnetized electron beams''", Phys. Rev. Accel. Beams '''22''', 112802 (2019); DOI: 10.1103/PhysRevAccelBeams.22.112802; [[media:Mark and Ray rf deflector paper.pdf]]<br />
<br />
* Fay Hannon and Mark Stefani, "''Transverse uncorrelated emittance diagnosticfor magnetized electron beams''", Phys. Rev. Accel. Beams '''22''',102801 (2019), https://journals.aps.org/prab/pdf/10.1103/PhysRevAccelBeams.22.102801 <br />
<br />
* C. Hernandez-Garcia, B. Bullard, J. Benesch, J. Grames, J. Gubeli, F. Hannon, J. Hansknecht, J. Jordan, R. Kazimi, G. A. Krafft, M. A. Mamun, M. Poelker, M. L. Stutzman, R. Suleiman, M. Tiefenback, Y. Wang, and S. Zhang (Thomas Jefferson National Accelerator Facility, Newport News, Virginia 23606, USA); A. Valerio Lizarraga (Facultad de Ciencias Físico-matemáticas Universidad Autónoma de Sinaloa, Culiacán 80010, Mexico); R. Montoya Soto (Departamento de Física, Universidad de Guanajuato, León 37150, Mexico); A. Canales Ramos (Universidad Nacional Autónoma de Mexico, Mexico City 04510, Mexico), G. Palacios-Serrano, S. Wijethunga, J. T. Yoskowitz (Old Dominion University, Norfolk, Virginia 23529, USA) "''Compact −300kV dc inverted insulator photogun with biased anode and alkali-antimonide photocathode''", Phys. Rev. Accel. Beams '''22''', 113401 (2019), DOI:10.1103/PhysRevAccelBeams.22.113401, https://journals.aps.org/prab/pdf/10.1103/PhysRevAccelBeams.22.113401, [[media:GTS paper published in PRAB 2019.pdf]]<br />
<br />
* Wei Liu and Erdong Wang, "''Monte Carlo modeling of thin GaAs photocathodes,''" J. Appl. Phys. '''126''', 075706 (2019); https://doi.org/10.1063/1.5113804, [[media:modeling thin GaAs photocathodes.pdf]], Wei and Erdong modeled QE data obtained at JLab using the original hydrogen cleaning chamber, SPIRE/Bandwidth Semiconductor samples, MOCVD-grown bulk GaAs wafers with different thickness and dopant density.<br />
<br />
== 2018 ==<br />
* G. Palacios-Serrano, F. Hannon, C. Hernandez-Garcia, M. Poelker, and H. Baumgart, "''Electrostatic design and conditioning of a triple point junction shield for a -200 kV DC high voltage photogun,''" Review of Scientific Instruments '''89''', 104703 (2018), doi: 10.1063/1.5048700, view online:[https://aip.scitation.org/doi/pdf/10.1063/1.5048700?class=pdf text], [[media:COMSOL modeling of 200kV gun.pdf]]<br />
<br />
* K. Aulenbacher, E. Chudakov, D. Gaskell, J. Grames, and K.D. Paschke, "''Precision electron beam polarimetry for next generation nuclear physics experiments''", International Journal of Modern Physics E, '''27''', 7 (2018) 1830004 (57 pages) DOI: 10.1142/S0218301318300047 [https://www.worldscientific.com/doi/abs/10.1142/S0218301318300047 On-Line] [[media:IJMPE_27_7_2018.pdf]]<br />
<br />
* Wei Liu, Yiqiao Chen, Aaron Moy, Matthew Poelker, Marcy Stutzman, and Shukui Zhang, "''Evaluation of GaAsSb/AlGaAs strained superlattice photocathodes,''" AIP Advances '''8''', 075308 (2018); doi: 10.1063/1.5040593, View online: [https://doi.org/10.1063/1.5040593], [[media:GaAsSb_AlGaAs photocathode study.pdf]]<br />
<br />
* Marcy L. Stutzman, Philip A. Adderley, Md. Abdullah A. Mamun, and Matt Poelker, "''Nonevaporable getter coating chambers for extreme high vacuum,''" J. Vac. Sci. Technol. A '''36''', 031603 (2018) [https://avs.scitation.org/doi/full/10.1116/1.5010154],[[media:NEG coating chambers for extreme high vacuum.pdf]]<br />
<br />
== 2017 ==<br />
* M.A. Mamun, M. R. Hernandez-Flores, E. Morales, C. Hernandez-Garcia, and M. Poelker, "''Temperature Dependence of Alkali-Antimonide Photocathodes: Evaluation at Cryogenic Temperatures,''" Phys. Rev. Accel. Beams '''20''', 103403 (2017), [https://journals.aps.org/prab/abstract/10.1103/PhysRevAccelBeams.20.103403], [[media:Temperature dependence CsK2Sb photocathodes.pdf]]<br />
<br />
* C. Hernandez-Garcia, D. Bullard, F. Hannon, Y. Wang and M. Poelker, “''High voltage performance of a dc photoemission electron gun with centrifugal barrel-polished electrodes''”, Rev. Sci. Instrum. '''88''', 093303 (2017), [http://aip.scitation.org/doi/full/10.1063/1.4994794], [[media:Barrel polishing paper.pdf]]<br />
<br />
* C. Hernandez-Garcia, M. Krasilnikov, et al., "''Charge production studies from Cs<sub>2</sub>Te photocathodes in a normal conducting RF gun''", Nuclear Instruments and Methods in Physics Research, A '''871''' (2017) 97–104, [[Media:Carlos' PITZ charge studies article in NIMA August 2017.pdf]]<br />
<br />
* Wei Liu, Matt Poelker, Xincun Peng, Shukui Zhang, and Marcy Stutzman, "''A comprehensive evaluation of factors that influence the spin polarization of electrons emitted from bulk GaAs photocathodes''", J. Appl. Phys., '''122''', 035703 (2017), [http://aip.scitation.org/doi/pdf/10.1063/1.4994306], [[Media:polarization study.pdf]]<br />
<br />
* Yoshitaka Taira, Shukui Zhang, "''Split in phase singularities of an optical vortex by off-axis diffraction through a simple circular aperture''", Opt. Lett. '''42''', 1373 (2017), [https://www.osapublishing.org/ol/abstract.cfm?uri=ol-42-7-1373 Opt. Lett., 42, 1373 (2017)]<br />
<br />
== 2016 ==<br />
* Wei Liu, Yiqiao Chen, Wentao Lu, Aaron Moy, Matt Poelker, Marcy Stutzman, and Shukui Zhang, "''Record-level quantum efficiency from a high polarization strained GaAs/GaAsP superlattice photocathode with distributed Bragg reflector''", Appl. Phys. Lett. '''109''', 252104 (2016), [http://aip.scitation.org/doi/pdf/10.1063/1.4972180], [[media:DBR photocathode.pdf]]<br />
<br />
* Wei Liu, Shukui Zhang, Marcy Stutzman, and Matt Poelker, "''Effects of ion bombardment on bulk GaAs photocathodes with different surface-cleave planes''", Phys. Rev. Accel. Beams '''19''', 103402 (2016), [http://journals.aps.org/prab/pdf/10.1103/PhysRevAccelBeams.19.103402], [[media:ion implantation study.pdf]]<br />
<br />
* D. Abbott, P. Adderley, A. Adeyemi, P. Aguilera, M. Ali, H. Areti, M. Baylac, J. Benesch, G. Bosson, B. Cade, A. Camsonne, L. S. Cardman, J. Clark, P. Cole, S. Covert, C. Cuevas, O. Dadoun, D. Dale, H. Dong, J. Dumas, E. Fanchini, T. Forest, E. Forman, A. Freyberger, E. Froidefond, S. Golge, J. Grames, P. Guèye, J. Hansknecht, P. Harrell, J. Hoskins, C. Hyde, B. Josey, R. Kazimi, Y. Kim, D. Machie, K. Mahoney, R. Mammei, M. Marton, J. McCarter, M. McCaughan, M. McHugh, D. McNulty, K. E. Mesick, T. Michaelides, R. Michaels, B. Moffit, D. Moser, C. Muñoz Camacho, J.-F. Muraz, A. Opper, M. Poelker, J.-S. Réal, L. Richardson, S. Setiniyaz, M. Stutzman, R. Suleiman, C. Tennant, C. Tsai, D. Turner, M. Ungaro, A. Variola, E. Voutier, Y. Wang, and Y. Zhang, "''Production of Highly Polarized Positrons Using Polarized Electrons at MeV Energies''",<br />
** [http://journals.aps.org/prl/pdf/10.1103/PhysRevLett.116.214801 Phys. Rev. Lett., 116, 214801 (2016) ]<br />
** [https://arxiv.org/abs/1606.08877 arXiv:1606.08877 [physics.acc-ph]]<br />
** [[media:PhysRevLett.116.214801.pdf]]<br />
** [http://physics.aps.org/articles/v9/58 APS Focus article on PEPPo]<br />
** [http://www.dailypress.com/news/science/dp-nws-positrons-jeff-lab-20160612-story.html Daily Press article on PEPPo]<br />
<br />
* B. Roberts, F. Hannon, M. M. Ali, E. Forman, J. Grames, R. Kazimi, W. Moore, M. Pablo, M. Poelker, A. Sanchez, and D. Speirs, "''Harmonically resonant cavity as a bunch-length monitor''", Phys. Rev. Accel. Beams '''19''', 052801 (2016), [http://journals.aps.org/prab/abstract/10.1103/PhysRevAccelBeams.19.052801], [[Media:CEBAF harmonically resonant cavity bunchlength monitor.pdf]]<br />
<br />
* C. Hernandez-Garcia, M. Poelker, and J. Hansknecht, "''High Voltage Studies of Inverted-geometry Ceramic Insulators for a 350kV dc Polarized Electron Gun''", IEEE Transactions on Dielectrics and Electrical Insulation, Vol. 23, No. 1; February 2016 [http://ieeexplore.ieee.org/stamp/stamp.jsp?tp=&arnumber=7422586&tag=1], [[Media:High voltage studies in print.pdf]] <br />
<br />
* Md Abdullah A. Mamun, Abdelmageed A. Elmustafa, Carlos Hernandez-Garcia, Russell Mammei, and Matthew Poelker, "''Effect of Sb thickness on the performance of bialkali-antimonide photocathodes''", J. Vac. Sci. Technol. A '''34''' 021509 (2016), [http://scitation.aip.org/content/avs/journal/jvsta/34/2/10.1116/1.4939563], [[Media:alkali-antimonide study - long paper.pdf]]<br />
<br />
== 2015 ==<br />
* M. A. Mamun, C. Hernandez-Garcia, M. Poelker, and A. A. Elmustafa, "''Correlation of CsK<sub>2</sub>Sb photocathode lifetime with antimony thickness''", [http://scitation.aip.org/content/aip/journal/aplmater/3/6/10.1063/1.4922319 APL Materials '''3''', 066103 (2015)], [[Media:CsK<sub>2</sub>Sb using effusion source_short paper.pdf]]<br />
<br />
* Mahzad BastaniNejad, Abdelmageed A. Elmustafa, Eric Forman, Steven Covert, John Hansknecht, Carlos Hernandez-Garcia, Matthew Poelker, Lopa Das, Michael Kelley and Phillip Williams, "''Evaluation of electropolished stainless steel electrodes for use in DC high voltage photoelectron guns''", [http://scitation.aip.org/content/avs/journal/jvsta/33/4/10.1116/1.4920984 J. Vac. Sci. Technol. A '''33''' 041401 (2015)], [[Media:EP electrode study_in print.pdf]]<br />
<br />
* Md Abdullah A. Mamun, Abdelmageed A. Elmustafa, Rhys Taus, Eric Forman and Matthew Poelker, "''TiN coated aluminum electrodes for DC high voltage electron guns''", [http://scitation.aip.org/content/avs/journal/jvsta/33/3/10.1116/1.4916574 J. Vac. Sci. Technol. A '''33''', 031604 (2015)], [[Media:TiN coated aluminum electrodes_in print.pdf]]<br />
<br />
== 2014 ==<br />
<br />
* M. BastaniNejad, A. A. Elmustafa, E. Forman, J. Clark, S. Covert, J. Grames, J. Hansknecht, C. Hernandez-Garcia, M. Poelker, R. Suleiman, "''Improving the Performance of Stainless-Steel DC High Voltage Photoelectron Gun Cathode Electrodes via Gas Conditioning with Helium or Krypton''", [http://www.sciencedirect.com/science/article/pii/S0168900214006755 Nuclear Instruments and Methods in Physics Research A '''762''' 135 (2014)], [[Media:gas conditioning electrodes_in print.pdf]]<br />
<br />
* Md Abdullah A. Mamun, Abdelmageed A. Elmustafa, Marcy L. Stutzman, Philip A. Adderley, and Matthew Poelker, "''Effect of heat treatments and coatings on the outgassing rate of stainless steel chambers''”, Journal of Vacuum Science & Technology A '''32''', 021604 (2014) [https://avs.scitation.org/doi/10.1116/1.4853795], [[media:outgassing rate paper_in print.pdf]] <br />
<br />
* J. L. McCarter, A. Afanasev, T. J. Gay, J. Hansknecht, A. Kechiantz, M. Poelker, "''Measurement of Electron Beam Polarization from Unstrained GaAs via Two-Photon Photoemission''", [http://www.sciencedirect.com/science/article/pii/S0168900213016185 Nucl. Instr. and Meth. '''A738''', 149 (2014)], [[media:two photon paper_in print.pdf]]<br />
<br />
== 2013 ==<br />
<br />
* THE INTERNATIONAL LINEAR COLLIDER, Technical Design Report | Volume 3.ii: Accelerator Baseline Design, see Chapter 4 [https://arxiv.org/ftp/arxiv/papers/1306/1306.6328.pdf]<br />
<br />
* N. B. Clayburn, J. L. McCarter, J. M. Dreiling, M. Poelker, D. M. Ryan, and T. J. Gay, "''Search for spin-polarized photoemission from GaAs using light with orbital angular momentum''", [http://prb.aps.org/abstract/PRB/v87/i3/e035204 Phys. Rev. B '''87''', 035204 (2013) [8 pages] ] [[media:twisted light paper_in print.pdf]]<br />
<br />
* R. Mammei, R. Suleiman, J. Feingold, P. A. Adderley, J. Clark, S. Covert, J. Grames, J. Hansknecht, D. Machie, M. Poelker, T. Rao, J. Smedley, J. Walsh, J. McCarter, M. Ruiz-Osés,"''Charge Lifetime Measurements at High Average Current Using a K2CsSb Photocathode inside a DC High Voltage Photogun''", [http://journals.aps.org/prstab/pdf/10.1103/PhysRevSTAB.16.033401 Phys. Rev. ST Accel. Beams, '''16''', 033401 (2013)], [[media:CsK2Sb lifetime_in print.pdf]]<br />
<br />
== 2012 ==<br />
<br />
* "''An Engineering Guide To Photoinjectors''", editors Triveni Rao and David H. Dowell. Chapter 8 on polarized electrons by M. Poelker, [https://arxiv.org/ftp/arxiv/papers/1403/1403.7539.pdf], [[media:An Engineering Guide to Photoinjectors.pdf]]<br />
<br />
* B. Roberts, R.R. Mammei, M. Poelker, J.L. McCarter, "''Compact non-invasive electron bunch-length monitor''", [http://prst-ab.aps.org/abstract/PRSTAB/v15/i12/e122802 Phys. Rev. ST Accel. Beams '''15''', 122802 (2012) [7 pages] ], [[media:harmonic resonant cavity_in print.pdf]]<br />
<br />
* M. BastaniNejad, Md. Abdullah Mohamed, A. A. Elmustafa, P. Adderley, J. Clark, S. Covert, J. Hansknecht, C. Hernandez-Garcia, M. Poelker, R. Mammei, K. Surles-Law, and P. Williams, "''Evaluation of niobium as candidate electrode material for dc high voltage photoelectron guns''", [http://prst-ab.aps.org/abstract/PRSTAB/v15/i8/e083502 Phys. Rev. ST Accel. Beams '''15''', 083502 (2012) [11 pages]], [[media:niobium electrodes_in print.pdf]]<br />
<br />
* M. BastaniNejad, Md. Abdullah Mohamed, A. A. Elmustafa, P. Adderley, J. Clark, S. Covert, J. Hansknecht, C. Hernandez-Garcia, M. Poelker, R. Mammei, K. Surles-Law, and P. Williams, "''Erratum: Evaluation of niobium as candidate electrode material for dc high voltage photoelectron guns [Phys. Rev. ST Accel. Beams 15, 083502 (2012)]''", [http://journals.aps.org/prstab/pdf/10.1103/PhysRevSTAB.17.029901 Phys. Rev. ST Accel. Beams '''17''', 029901 (2014) [1 page]], [[media:erratum niobium electrode paper_corrected values for the emission area of field emitters.pdf]] <br />
<br />
* V. Shutthanandan, Z. Zhu, M.L. Stutzman, F.E. Hannon, C. Hernandez-Garcia, M.I. Nandasiri, S.V.N.T. Kuchibhatla, S. Thevuthasan, and W.P. Hess "''Surface science analysis of GaAs photocathodes following sustained electron beam delivery''", [http://journals.aps.org/prstab/abstract/10.1103/PhysRevSTAB.15.063501 Phys. Rev. ST Accel. Beams '''15''', 063501 (2012)]] [[media:analysis of used photocathodes_in print.pdf]]<br />
<br />
== 2011 ==<br />
<br />
* J. Grames, R. Suleiman, P. A. Adderley, J. Clark, J. Hansknecht, D. Machie, M. Poelker, and M. L. Stutzman, "''Charge and fluence lifetime measurements of a DC high voltage GaAs photogun at high average current''", [http://journals.aps.org/prstab/pdf/10.1103/PhysRevSTAB.14.043501 Phys. Rev. ST Accel. Beams '''14''', 043501 (2011)], [[media:high current lifetime_in print.pdf]]<br />
<br />
* Y C Chao, M Drury, C Hovater, A Hutton, G A Krafft, M Poelker, C Reece and M Tiefenback, Chapter 15: "CEBAF Accelerator Achievements" in "New Insights into the Structure of Matter: The First Decade of Science at Jefferson Lab" https://iopscience.iop.org/issue/1742-6596/299/1 [[media:CEBAF Accelerator Achievements.pdf]]<br />
<br />
== 2010 ==<br />
<br />
* P. A. Adderley, J. Clark, J. Grames, J. Hansknecht, K. Surles-Law, D. Machie, M. Poelker, M. L. Stutzman, and R. Suleiman, "''Load-locked dc high voltage GaAs photogun with an inverted-geometry ceramic insulator''", [http://journals.aps.org/prstab/abstract/10.1103/PhysRevSTAB.13.010101 Phys. Rev. ST Accel. Beams '''13''', 010101 (2010)], [[media:invgun_in print.pdf]]<br />
<br />
* J.L. McCarter, M.L.Stutzman, K.W.Trantham, T.G.Anderson, A.M.Cook, and T.J.Gay, "''A low-voltage retarding-field Mott polarimeter for photocathode characterization''", [http://www.sciencedirect.com/science/article/pii/S0168900210003797 Nucl. Instr. and Meth., '''A618''' (2010) 30] [[media:miniMott_in print.pdf]]<br />
<br />
== 2009 ==<br />
<br />
* J. Grames, J. Hansknect, M. Poelker, R. Suleiman, "''Jefferson Lab Injector Development for Next Generation Parity Violation Experiments''", European Journal of Hyperfine Interactions 2009 [[media: pavi09_suleiman.pdf]]<br />
<br />
== 2007 ==<br />
<br />
* M. Poelker, J. Grames, J. Hansknecht, R. Kazimi, J. Musson, "''Generation of Electron Bunches at Low Repetition Rates Using a Beat-Frequency Technique''", [http://journals.aps.org/prstab/pdf/10.1103/PhysRevSTAB.10.053502 Phys. Rev. ST Accel. Beams '''10''', 053502 (2007)] [[media:beat frequency paper_in print.pdf]]<br />
<br />
* M.L. Stutzman, P. Adderley, J. Brittian, J. Clark, J. Grames, J. Hansknecht, G.R. Myneni, M. Poelker, "''Characterization of the CEBAF 100 kV DC GaAs Photoelectron Gun Vacuum System''", [http://www.sciencedirect.com/science/article/pii/S0168900207002689 Nucl. Instr. And Meth. '''A574''', 213 (2007)], [[media:CEBAF vacuum_in print.pdf]]<br />
<br />
* C. K. Sinclair, M. Poelker, P. A. Adderley, B. M. Dunham, J. C. Hansknecht, P. Hartmann, J. S. Price, P. M. Rutt, W. J. Schneider, and M. Steigerwald, "''A High Average Current Polarized Electron Source with Long Cathode Operational Lifetime''", [http://journals.aps.org/prstab/abstract/10.1103/PhysRevSTAB.10.023501 Phys. Rev. ST Accel. Beams '''10''', 023501 (2007)] [[media:CEBAF source paper_in print.pdf]]<br />
<br />
== 2006 ==<br />
<br />
*J. Hansknecht and M. Poelker, "''Synchronous Photoinjection Using a Frequency-Doubled Gain-Switched Fiber-Coupled Seed Laser and ErYb-Doped Fiber Amplifier''", [http://journals.aps.org/prstab/abstract/10.1103/PhysRevSTAB.9.063501 Phys. Rev. ST Accel. Beams '''9''', 063501 (2006)] [[media:gain switched fiber laser MOPA_in print.pdf]]<br />
<br />
== 2005 ==<br />
* M. Baylac, P. Adderley, J. Brittian, J. Clark, T. Day, J. Grames, J. Hansknecht, M. Poelker, M. Stutzman, A.S. Terekhov and A.T. Wu, "''The Effects of Atomic Hydrogen and Deuterium Exposure on High Polarization GaAs Photocathodes''", [http://journals.aps.org/prstab/abstract/10.1103/PhysRevSTAB.8.123501 Phys. Rev. ST Accel. Beams '''8''', 123501 (2005)] [[media:hydrogen cleaning paper_in print.pdf]]<br />
<br />
== 2004 ==<br />
* J. M. Grames, C. K. Sinclair, J. Mitchell, E. Chudakov, H. Fenker, A. Freyberger, D. W. Higinbotham, M. Poelker, M. Steigerwald, M. Tiefenback, C. Cavata, S. Escoffier, F. Marie, T. Pussieux, P. Vernin, S. Danagoulian, V. Dharmawardane, R. Fatemi, K. Joo, M. Zeier, V. Gorbenko, R. Nasseripour, B. Raue, R. Suleiman, and B. Zihlmann, "''Unique electron polarimeter analyzing power comparison and precision spin-based energy measurement''", [http://journals.aps.org/prab/abstract/10.1103/PhysRevSTAB.7.042802 Phys. Rev. ST Accel. Beams '''7''', 042802 – Published 19 April 2004; Erratum Phys. Rev. ST Accel. Beams 13, 069901 (2010)] [[media:PhysRevSTAB.7.042802.pdf]]<br />
<br />
== 2003 ==<br />
<br />
M.L. Stutzman, P. Adderley, M. Poelker, M. Baylac, J. Clark, A. Day, J. Grames, J. Hansknecht, G.R. Myneni, P.M. Rutt, C.K. Sinclair "''A Comparison of Outgassing Measurments for Three Vacuum Chamber Materials''", American Institute of Physcis (2003) 300 - 306 [[media: 2003 Hydrogen in vacuum.pdf]]<br />
<br />
== 2002 ==<br />
<br />
<br />
== 2001 ==<br />
<br />
<br />
== 2000 ==<br />
<br />
<br />
== 1999 ==<br />
<br />
<br />
== 1998 ==<br />
* C. Hovater and M. Poelker, "''Injection Modelocked Ti-Sapphire Laser with Discreetly Variable Pulse Repetition Rates to 1.56 GHz''", [http://www.sciencedirect.com/science/article/pii/S0168900298009310 Nucl. Instr. And Meth. '''A418''', 280 (1998)] [[media:harmonic modelocked ti_sapphire laser_in print.pdf]]<br />
<br />
== 1995 ==<br />
* M. Poelker, "''High Power Gain Switched Diode Laser Master Oscillator and Amplifier''", [http://scitation.aip.org/content/aip/journal/apl/67/19/10.1063/1.114585 Appl. Phys. Lett. 67, 2762 (1995)], [[media:gainswitched diode MOPA_in print.pdf]]</div>Poelkerhttps://wiki.jlab.org/ciswiki/index.php?title=CIS_Refereed_Publications&diff=29752CIS Refereed Publications2023-05-18T14:09:56Z<p>Poelker: </p>
<hr />
<div>==2023==<br />
<br />
*S.A.K. Wijethunga, M.A. Mamun, R. Suleiman, P. Adderley, B. Bullard, J. Benesch, J.R. Delayen, J. Grames, C. Hernandez-Garcia, F. Hannon, G.A. Krafft, G. Palacios-Serrano, M. Poelker, M. Stefani, Y. Wang, and S. Zhang, "Generation and characterization of magnetized electron beam from a DC high voltage photogun for electron beam cooling application", Nucl. Instrum. and Meth A '''1051''' 168194 (2023), https://doi.org/10.1016/j.nima.2023.168194 [[media:magnetized beam in print.pdf]]<br />
<br />
*D. Neto, K. Bailey, J. F. Benesch, B. Cade, B. DiGiovine, A. Freyberger, J. M. Grames, A. Hofler, R. J. Holt, R. Kazimi, D. Meekins, M. McCaughan, D. Moser, T. O’Connor, M. Poelker, K. E. Rehm, S. Riordan, R. Suleiman, R. Talwar, and C. Ugalde, "Measuring the cross section of the 15N(α,γ)19F reaction using a single-fluid bubble chamber," https://journals.aps.org/prc/abstract/10.1103/PhysRevC.107.035801, https://arxiv.org/abs/2302.12760<br />
<br />
* P.A. Adderley, D. Bullard, Y.C. Chao, C.H. Gracia, J. Grames, J. Hansknecht, A. Hofler, R. Kazimi, J. Musson, C. Palatchi, K. Paschke, M. Poelker, G. Smith, M.L. Stutzman, R. Suleiman and Y. Wang, ''An overview of how parity-violating electron-scattering experiments are performed at CEBAF'', Nucl. Instrum. and Meth A '''1046''', 167710 (2023), https://doi.org/10.1016/j.nima.2022.167710, [[media:PV experiments at CEBAF NIM paper.pdf]]<br />
<br />
==2022==<br />
* Robert Pearce, Xi Li, John Vennekate, Gianluigi Ciovati and Charles Bott, ''Electron beam treatment for the removal of 1,4-dioxane in water and wastewater'', Water Sci Technol 2022; wst2022407. doi: https://doi.org/10.2166/wst.2022.407, [[media:1,4dioxane removal at UITF.pdf]]<br />
<br />
* J. Arrington, M. Battaglieri, A. Boehnlein, S.A. Bogacz, W.K. Brooks, E. Chudakov, I. Cloët, R. Ent, H. Gao, J. Grames, L. Harwood, X. Ji, C. Keppel, G. Krafft, R.D. McKeown, J. Napolitano, J.W. Qiu, P. Rossi, M. Schram, S. Stepanyan, J. Stevens, A.P. Szczepaniak, N. Toro, X. Zheng, ''Physics with CEBAF at 12 GeV and future opportunities'', Progress in Particle and Nuclear Physics, 2022, 103985, ISSN 0146-6410, https://doi.org/10.1016/j.ppnp.2022.103985; (Also posted on arxiv: https://arxiv.org/abs/2112.00060)<br />
<br />
* S. A. K. Wijethunga, M. A. Mamun, R. Suleiman, C. Hernandez-Garcia, B. Bullard, J. R. Delayen, J. Grames, G. A. Krafft, G. Palacios-Serrano, and M. Poelker, "''Improving the electrostatic design of the Jefferson Lab 300 kV DC photogun''", Rev. Sci. Instrum. '''93''', 073303 (2022); https://aip.scitation.org/doi/10.1063/5.0091134 [[media:Sajini offset anode.pdf]]<br />
<br />
* Xi Li, Helmut Baumgart, Charles Bott, Gianluigi Ciovati, Shaun Gregory, Fay Hannon, Mike McCaughan, Robert Pearce, Matthew Poelker, Hannes Vennekate, and Shaoheng Wang, "''Design and commissioning of an e-beam irradiation beamline at the Upgraded Injector Test Facility at Jefferson Lab''", Nucl. Inst. and Meth. '''A1039''', 167093 (2022); https://doi.org/10.1016/j.nima.2022.167093 [[media:Xi's UITF water irradiation NIM paper.pdf]]<br />
<br />
==2021==<br />
<br />
==2020==<br />
<br />
* Wei Liu, Matt Poelker, John Smedley, Romain Ganter, Chapter 7 "''Photocathodes''" in the book ''Modern Developments in Vacuum Electron Sources'', [[media:Chapter 7.pdf]], Editors: Georg Gaertner, Wolfram Knapp, Richard G. Forbes, SSN 0303-4216ISSN 1437-0859 (electronic) Topics in Applied Physics ISBN 978-3-030-47290-0ISBN 978-3-030-47291-7 (eBook) https://doi.org/10.1007/978-3-030-47291-7 Springer Nature Switzerland AG 2020<br />
<br />
* Y. Wang, M. A. Mamun, P. Adderley, B. Bullard, J. Grames, J. Hansknecht, C. Hernandez-Garcia, R. Kazimi, G. A. Krafft, G. Palacios-Serrano, M. Poelker, M. L. Stutzman, R. Suleiman, M. Tiefenback, S. Wijethunga, J. Yoskowitz, and S. Zhang, "''Thermal emittance and lifetime of alkali-antimonide photocathodes grown on GaAs and molybdenum substrates evaluated in a -300 kV dc photogun''", Phys. Rev. Accel. Beams '''23''', 103401, Published 7 October 2020 [https://journals.aps.org/prab/abstract/10.1103/PhysRevAccelBeams.23.103401], [[media:Yan's photocathode paper_PRAB.pdf]]<br />
<br />
* J. M. Grames, C. K. Sinclair, M. Poelker, X. Roca-Maza, M. L. Stutzman, R. Suleiman, Md. A. Mamun, M. McHugh, D. Moser, J. Hansknecht, B. Moffit, and T. J. Gay, "''High precision 5 MeV Mott polarimeter''", [https://journals.aps.org/prc/abstract/10.1103/PhysRevC.102.015501 Phys. Rev. C 102, 015501] – Published 6 July 2020 [[media:PhysRevC.102.015501.pdf]]<br />
<br />
*G.Ciovati, M.Drury, J.Fischer, M.Stutzman and S.Suhring, “''Reduction of waveguide vacuum trips in CEBAF accelerating cavities with a combination ion pump and non-evaporable getter pump''” [[media:GigiNIM2020.pdf]] Nucl. Instrum. and Meth A964, (2020), 163788. <br />
<br />
*Xincun Peng, Matt Poelker, Marcy Stutzman, Bin Tang, Shukui Zhang, and Jijun Zou, "''Mie-type GaAs nanopillar array resonators for negative electron affinity photocathodes''", collaboration between Engineering Research Center of New Energy Technology of Jiangxi Province, East China University of Technology, Nanchang 330013, China and Thomas Jefferson National Accelerator Facility, 12000 Jefferson Avenue, Newport News, Virginia 23606,USA; Opt. Express '''28'''(2), 860-874 (2020); https://www.osapublishing.org/DirectPDFAccess/11F39DCB-BEE0-C06D-739FEF3676B92DCF_425659/oe-28-2-860.pdf?da=1&id=425659&seq=0&mobile=no; [[media:nanostructured photocathode paper_theoretical study.pdf]]<br />
<br />
==2019==<br />
* Xincun Peng, Zhidong Wang, Yun Liu, Dennis M. Manos, Matt Poelker, Marcy Stutzman, Bin Tang, Shukui Zhang, and Jijun Zou, "''Optical-Resonance-Enhanced Photoemission from Nanostructured GaAs Photocathodes''", Phys. Rev. Applied '''12''', 064002 (2019), https://journals.aps.org/prapplied/abstract/10.1103/PhysRevApplied.12.064002, [[media:nanostructured photocathode paper_experimental results.pdf]]<br />
<br />
* Mark Stefani and Fay Hannon,"''Longitudinal bunch profile diagnostic for magnetized electron beams''", Phys. Rev. Accel. Beams '''22''', 112802 (2019); DOI: 10.1103/PhysRevAccelBeams.22.112802; [[media:Mark and Ray rf deflector paper.pdf]]<br />
<br />
* Fay Hannon and Mark Stefani, "''Transverse uncorrelated emittance diagnosticfor magnetized electron beams''", Phys. Rev. Accel. Beams '''22''',102801 (2019), https://journals.aps.org/prab/pdf/10.1103/PhysRevAccelBeams.22.102801 <br />
<br />
* C. Hernandez-Garcia, B. Bullard, J. Benesch, J. Grames, J. Gubeli, F. Hannon, J. Hansknecht, J. Jordan, R. Kazimi, G. A. Krafft, M. A. Mamun, M. Poelker, M. L. Stutzman, R. Suleiman, M. Tiefenback, Y. Wang, and S. Zhang (Thomas Jefferson National Accelerator Facility, Newport News, Virginia 23606, USA); A. Valerio Lizarraga (Facultad de Ciencias Físico-matemáticas Universidad Autónoma de Sinaloa, Culiacán 80010, Mexico); R. Montoya Soto (Departamento de Física, Universidad de Guanajuato, León 37150, Mexico); A. Canales Ramos (Universidad Nacional Autónoma de Mexico, Mexico City 04510, Mexico), G. Palacios-Serrano, S. Wijethunga, J. T. Yoskowitz (Old Dominion University, Norfolk, Virginia 23529, USA) "''Compact −300kV dc inverted insulator photogun with biased anode and alkali-antimonide photocathode''", Phys. Rev. Accel. Beams '''22''', 113401 (2019), DOI:10.1103/PhysRevAccelBeams.22.113401, https://journals.aps.org/prab/pdf/10.1103/PhysRevAccelBeams.22.113401, [[media:GTS paper published in PRAB 2019.pdf]]<br />
<br />
* Wei Liu and Erdong Wang, "''Monte Carlo modeling of thin GaAs photocathodes,''" J. Appl. Phys. '''126''', 075706 (2019); https://doi.org/10.1063/1.5113804, [[media:modeling thin GaAs photocathodes.pdf]], Wei and Erdong modeled QE data obtained at JLab using the original hydrogen cleaning chamber, SPIRE/Bandwidth Semiconductor samples, MOCVD-grown bulk GaAs wafers with different thickness and dopant density.<br />
<br />
== 2018 ==<br />
* G. Palacios-Serrano, F. Hannon, C. Hernandez-Garcia, M. Poelker, and H. Baumgart, "''Electrostatic design and conditioning of a triple point junction shield for a -200 kV DC high voltage photogun,''" Review of Scientific Instruments '''89''', 104703 (2018), doi: 10.1063/1.5048700, view online:[https://aip.scitation.org/doi/pdf/10.1063/1.5048700?class=pdf text], [[media:COMSOL modeling of 200kV gun.pdf]]<br />
<br />
* K. Aulenbacher, E. Chudakov, D. Gaskell, J. Grames, and K.D. Paschke, "''Precision electron beam polarimetry for next generation nuclear physics experiments''", International Journal of Modern Physics E, '''27''', 7 (2018) 1830004 (57 pages) DOI: 10.1142/S0218301318300047 [https://www.worldscientific.com/doi/abs/10.1142/S0218301318300047 On-Line] [[media:IJMPE_27_7_2018.pdf]]<br />
<br />
* Wei Liu, Yiqiao Chen, Aaron Moy, Matthew Poelker, Marcy Stutzman, and Shukui Zhang, "''Evaluation of GaAsSb/AlGaAs strained superlattice photocathodes,''" AIP Advances '''8''', 075308 (2018); doi: 10.1063/1.5040593, View online: [https://doi.org/10.1063/1.5040593], [[media:GaAsSb_AlGaAs photocathode study.pdf]]<br />
<br />
* Marcy L. Stutzman, Philip A. Adderley, Md. Abdullah A. Mamun, and Matt Poelker, "''Nonevaporable getter coating chambers for extreme high vacuum,''" J. Vac. Sci. Technol. A '''36''', 031603 (2018) [https://avs.scitation.org/doi/full/10.1116/1.5010154],[[media:NEG coating chambers for extreme high vacuum.pdf]]<br />
<br />
== 2017 ==<br />
* M.A. Mamun, M. R. Hernandez-Flores, E. Morales, C. Hernandez-Garcia, and M. Poelker, "''Temperature Dependence of Alkali-Antimonide Photocathodes: Evaluation at Cryogenic Temperatures,''" Phys. Rev. Accel. Beams '''20''', 103403 (2017), [https://journals.aps.org/prab/abstract/10.1103/PhysRevAccelBeams.20.103403], [[media:Temperature dependence CsK2Sb photocathodes.pdf]]<br />
<br />
* C. Hernandez-Garcia, D. Bullard, F. Hannon, Y. Wang and M. Poelker, “''High voltage performance of a dc photoemission electron gun with centrifugal barrel-polished electrodes''”, Rev. Sci. Instrum. '''88''', 093303 (2017), [http://aip.scitation.org/doi/full/10.1063/1.4994794], [[media:Barrel polishing paper.pdf]]<br />
<br />
* C. Hernandez-Garcia, M. Krasilnikov, et al., "''Charge production studies from Cs<sub>2</sub>Te photocathodes in a normal conducting RF gun''", Nuclear Instruments and Methods in Physics Research, A '''871''' (2017) 97–104, [[Media:Carlos' PITZ charge studies article in NIMA August 2017.pdf]]<br />
<br />
* Wei Liu, Matt Poelker, Xincun Peng, Shukui Zhang, and Marcy Stutzman, "''A comprehensive evaluation of factors that influence the spin polarization of electrons emitted from bulk GaAs photocathodes''", J. Appl. Phys., '''122''', 035703 (2017), [http://aip.scitation.org/doi/pdf/10.1063/1.4994306], [[Media:polarization study.pdf]]<br />
<br />
* Yoshitaka Taira, Shukui Zhang, "''Split in phase singularities of an optical vortex by off-axis diffraction through a simple circular aperture''", Opt. Lett. '''42''', 1373 (2017), [https://www.osapublishing.org/ol/abstract.cfm?uri=ol-42-7-1373 Opt. Lett., 42, 1373 (2017)]<br />
<br />
== 2016 ==<br />
* Wei Liu, Yiqiao Chen, Wentao Lu, Aaron Moy, Matt Poelker, Marcy Stutzman, and Shukui Zhang, "''Record-level quantum efficiency from a high polarization strained GaAs/GaAsP superlattice photocathode with distributed Bragg reflector''", Appl. Phys. Lett. '''109''', 252104 (2016), [http://aip.scitation.org/doi/pdf/10.1063/1.4972180], [[media:DBR photocathode.pdf]]<br />
<br />
* Wei Liu, Shukui Zhang, Marcy Stutzman, and Matt Poelker, "''Effects of ion bombardment on bulk GaAs photocathodes with different surface-cleave planes''", Phys. Rev. Accel. Beams '''19''', 103402 (2016), [http://journals.aps.org/prab/pdf/10.1103/PhysRevAccelBeams.19.103402], [[media:ion implantation study.pdf]]<br />
<br />
* D. Abbott, P. Adderley, A. Adeyemi, P. Aguilera, M. Ali, H. Areti, M. Baylac, J. Benesch, G. Bosson, B. Cade, A. Camsonne, L. S. Cardman, J. Clark, P. Cole, S. Covert, C. Cuevas, O. Dadoun, D. Dale, H. Dong, J. Dumas, E. Fanchini, T. Forest, E. Forman, A. Freyberger, E. Froidefond, S. Golge, J. Grames, P. Guèye, J. Hansknecht, P. Harrell, J. Hoskins, C. Hyde, B. Josey, R. Kazimi, Y. Kim, D. Machie, K. Mahoney, R. Mammei, M. Marton, J. McCarter, M. McCaughan, M. McHugh, D. McNulty, K. E. Mesick, T. Michaelides, R. Michaels, B. Moffit, D. Moser, C. Muñoz Camacho, J.-F. Muraz, A. Opper, M. Poelker, J.-S. Réal, L. Richardson, S. Setiniyaz, M. Stutzman, R. Suleiman, C. Tennant, C. Tsai, D. Turner, M. Ungaro, A. Variola, E. Voutier, Y. Wang, and Y. Zhang, "''Production of Highly Polarized Positrons Using Polarized Electrons at MeV Energies''",<br />
** [http://journals.aps.org/prl/pdf/10.1103/PhysRevLett.116.214801 Phys. Rev. Lett., 116, 214801 (2016) ]<br />
** [https://arxiv.org/abs/1606.08877 arXiv:1606.08877 [physics.acc-ph]]<br />
** [[media:PhysRevLett.116.214801.pdf]]<br />
** [http://physics.aps.org/articles/v9/58 APS Focus article on PEPPo]<br />
** [http://www.dailypress.com/news/science/dp-nws-positrons-jeff-lab-20160612-story.html Daily Press article on PEPPo]<br />
<br />
* B. Roberts, F. Hannon, M. M. Ali, E. Forman, J. Grames, R. Kazimi, W. Moore, M. Pablo, M. Poelker, A. Sanchez, and D. Speirs, "''Harmonically resonant cavity as a bunch-length monitor''", Phys. Rev. Accel. Beams '''19''', 052801 (2016), [http://journals.aps.org/prab/abstract/10.1103/PhysRevAccelBeams.19.052801], [[Media:CEBAF harmonically resonant cavity bunchlength monitor.pdf]]<br />
<br />
* C. Hernandez-Garcia, M. Poelker, and J. Hansknecht, "''High Voltage Studies of Inverted-geometry Ceramic Insulators for a 350kV dc Polarized Electron Gun''", IEEE Transactions on Dielectrics and Electrical Insulation, Vol. 23, No. 1; February 2016 [http://ieeexplore.ieee.org/stamp/stamp.jsp?tp=&arnumber=7422586&tag=1], [[Media:High voltage studies in print.pdf]] <br />
<br />
* Md Abdullah A. Mamun, Abdelmageed A. Elmustafa, Carlos Hernandez-Garcia, Russell Mammei, and Matthew Poelker, "''Effect of Sb thickness on the performance of bialkali-antimonide photocathodes''", J. Vac. Sci. Technol. A '''34''' 021509 (2016), [http://scitation.aip.org/content/avs/journal/jvsta/34/2/10.1116/1.4939563], [[Media:alkali-antimonide study - long paper.pdf]]<br />
<br />
== 2015 ==<br />
* M. A. Mamun, C. Hernandez-Garcia, M. Poelker, and A. A. Elmustafa, "''Correlation of CsK<sub>2</sub>Sb photocathode lifetime with antimony thickness''", [http://scitation.aip.org/content/aip/journal/aplmater/3/6/10.1063/1.4922319 APL Materials '''3''', 066103 (2015)], [[Media:CsK<sub>2</sub>Sb using effusion source_short paper.pdf]]<br />
<br />
* Mahzad BastaniNejad, Abdelmageed A. Elmustafa, Eric Forman, Steven Covert, John Hansknecht, Carlos Hernandez-Garcia, Matthew Poelker, Lopa Das, Michael Kelley and Phillip Williams, "''Evaluation of electropolished stainless steel electrodes for use in DC high voltage photoelectron guns''", [http://scitation.aip.org/content/avs/journal/jvsta/33/4/10.1116/1.4920984 J. Vac. Sci. Technol. A '''33''' 041401 (2015)], [[Media:EP electrode study_in print.pdf]]<br />
<br />
* Md Abdullah A. Mamun, Abdelmageed A. Elmustafa, Rhys Taus, Eric Forman and Matthew Poelker, "''TiN coated aluminum electrodes for DC high voltage electron guns''", [http://scitation.aip.org/content/avs/journal/jvsta/33/3/10.1116/1.4916574 J. Vac. Sci. Technol. A '''33''', 031604 (2015)], [[Media:TiN coated aluminum electrodes_in print.pdf]]<br />
<br />
== 2014 ==<br />
<br />
* M. BastaniNejad, A. A. Elmustafa, E. Forman, J. Clark, S. Covert, J. Grames, J. Hansknecht, C. Hernandez-Garcia, M. Poelker, R. Suleiman, "''Improving the Performance of Stainless-Steel DC High Voltage Photoelectron Gun Cathode Electrodes via Gas Conditioning with Helium or Krypton''", [http://www.sciencedirect.com/science/article/pii/S0168900214006755 Nuclear Instruments and Methods in Physics Research A '''762''' 135 (2014)], [[Media:gas conditioning electrodes_in print.pdf]]<br />
<br />
* Md Abdullah A. Mamun, Abdelmageed A. Elmustafa, Marcy L. Stutzman, Philip A. Adderley, and Matthew Poelker, "''Effect of heat treatments and coatings on the outgassing rate of stainless steel chambers''”, Journal of Vacuum Science & Technology A '''32''', 021604 (2014) [https://avs.scitation.org/doi/10.1116/1.4853795], [[media:outgassing rate paper_in print.pdf]] <br />
<br />
* J. L. McCarter, A. Afanasev, T. J. Gay, J. Hansknecht, A. Kechiantz, M. Poelker, "''Measurement of Electron Beam Polarization from Unstrained GaAs via Two-Photon Photoemission''", [http://www.sciencedirect.com/science/article/pii/S0168900213016185 Nucl. Instr. and Meth. '''A738''', 149 (2014)], [[media:two photon paper_in print.pdf]]<br />
<br />
== 2013 ==<br />
<br />
* THE INTERNATIONAL LINEAR COLLIDER, Technical Design Report | Volume 3.ii: Accelerator Baseline Design, see Chapter 4 [https://arxiv.org/ftp/arxiv/papers/1306/1306.6328.pdf]<br />
<br />
* N. B. Clayburn, J. L. McCarter, J. M. Dreiling, M. Poelker, D. M. Ryan, and T. J. Gay, "''Search for spin-polarized photoemission from GaAs using light with orbital angular momentum''", [http://prb.aps.org/abstract/PRB/v87/i3/e035204 Phys. Rev. B '''87''', 035204 (2013) [8 pages] ] [[media:twisted light paper_in print.pdf]]<br />
<br />
* R. Mammei, R. Suleiman, J. Feingold, P. A. Adderley, J. Clark, S. Covert, J. Grames, J. Hansknecht, D. Machie, M. Poelker, T. Rao, J. Smedley, J. Walsh, J. McCarter, M. Ruiz-Osés,"''Charge Lifetime Measurements at High Average Current Using a K2CsSb Photocathode inside a DC High Voltage Photogun''", [http://journals.aps.org/prstab/pdf/10.1103/PhysRevSTAB.16.033401 Phys. Rev. ST Accel. Beams, '''16''', 033401 (2013)], [[media:CsK2Sb lifetime_in print.pdf]]<br />
<br />
== 2012 ==<br />
<br />
* "''An Engineering Guide To Photoinjectors''", editors Triveni Rao and David H. Dowell. Chapter 8 on polarized electrons by M. Poelker, [https://arxiv.org/ftp/arxiv/papers/1403/1403.7539.pdf], [[media:An Engineering Guide to Photoinjectors.pdf]]<br />
<br />
* B. Roberts, R.R. Mammei, M. Poelker, J.L. McCarter, "''Compact non-invasive electron bunch-length monitor''", [http://prst-ab.aps.org/abstract/PRSTAB/v15/i12/e122802 Phys. Rev. ST Accel. Beams '''15''', 122802 (2012) [7 pages] ], [[media:harmonic resonant cavity_in print.pdf]]<br />
<br />
* M. BastaniNejad, Md. Abdullah Mohamed, A. A. Elmustafa, P. Adderley, J. Clark, S. Covert, J. Hansknecht, C. Hernandez-Garcia, M. Poelker, R. Mammei, K. Surles-Law, and P. Williams, "''Evaluation of niobium as candidate electrode material for dc high voltage photoelectron guns''", [http://prst-ab.aps.org/abstract/PRSTAB/v15/i8/e083502 Phys. Rev. ST Accel. Beams '''15''', 083502 (2012) [11 pages]], [[media:niobium electrodes_in print.pdf]]<br />
<br />
* M. BastaniNejad, Md. Abdullah Mohamed, A. A. Elmustafa, P. Adderley, J. Clark, S. Covert, J. Hansknecht, C. Hernandez-Garcia, M. Poelker, R. Mammei, K. Surles-Law, and P. Williams, "''Erratum: Evaluation of niobium as candidate electrode material for dc high voltage photoelectron guns [Phys. Rev. ST Accel. Beams 15, 083502 (2012)]''", [http://journals.aps.org/prstab/pdf/10.1103/PhysRevSTAB.17.029901 Phys. Rev. ST Accel. Beams '''17''', 029901 (2014) [1 page]], [[media:erratum niobium electrode paper_corrected values for the emission area of field emitters.pdf]] <br />
<br />
* V. Shutthanandan, Z. Zhu, M.L. Stutzman, F.E. Hannon, C. Hernandez-Garcia, M.I. Nandasiri, S.V.N.T. Kuchibhatla, S. Thevuthasan, and W.P. Hess "''Surface science analysis of GaAs photocathodes following sustained electron beam delivery''", [http://journals.aps.org/prstab/abstract/10.1103/PhysRevSTAB.15.063501 Phys. Rev. ST Accel. Beams '''15''', 063501 (2012)]] [[media:analysis of used photocathodes_in print.pdf]]<br />
<br />
== 2011 ==<br />
<br />
* J. Grames, R. Suleiman, P. A. Adderley, J. Clark, J. Hansknecht, D. Machie, M. Poelker, and M. L. Stutzman, "''Charge and fluence lifetime measurements of a DC high voltage GaAs photogun at high average current''", [http://journals.aps.org/prstab/pdf/10.1103/PhysRevSTAB.14.043501 Phys. Rev. ST Accel. Beams '''14''', 043501 (2011)], [[media:high current lifetime_in print.pdf]]<br />
<br />
* Y C Chao, M Drury, C Hovater, A Hutton, G A Krafft, M Poelker, C Reece and M Tiefenback, Chapter 15: "CEBAF Accelerator Achievements" in "New Insights into the Structure of Matter: The First Decade of Science at Jefferson Lab" https://iopscience.iop.org/issue/1742-6596/299/1 [[media:CEBAF Accelerator Achievements.pdf]]<br />
<br />
== 2010 ==<br />
<br />
* P. A. Adderley, J. Clark, J. Grames, J. Hansknecht, K. Surles-Law, D. Machie, M. Poelker, M. L. Stutzman, and R. Suleiman, "''Load-locked dc high voltage GaAs photogun with an inverted-geometry ceramic insulator''", [http://journals.aps.org/prstab/abstract/10.1103/PhysRevSTAB.13.010101 Phys. Rev. ST Accel. Beams '''13''', 010101 (2010)], [[media:invgun_in print.pdf]]<br />
<br />
* J.L. McCarter, M.L.Stutzman, K.W.Trantham, T.G.Anderson, A.M.Cook, and T.J.Gay, "''A low-voltage retarding-field Mott polarimeter for photocathode characterization''", [http://www.sciencedirect.com/science/article/pii/S0168900210003797 Nucl. Instr. and Meth., '''A618''' (2010) 30] [[media:miniMott_in print.pdf]]<br />
<br />
== 2009 ==<br />
<br />
* J. Grames, J. Hansknect, M. Poelker, R. Suleiman, "''Jefferson Lab Injector Development for Next Generation Parity Violation Experiments''", European Journal of Hyperfine Interactions 2009 [[media: pavi09_suleiman.pdf]]<br />
<br />
== 2007 ==<br />
<br />
* M. Poelker, J. Grames, J. Hansknecht, R. Kazimi, J. Musson, "''Generation of Electron Bunches at Low Repetition Rates Using a Beat-Frequency Technique''", [http://journals.aps.org/prstab/pdf/10.1103/PhysRevSTAB.10.053502 Phys. Rev. ST Accel. Beams '''10''', 053502 (2007)] [[media:beat frequency paper_in print.pdf]]<br />
<br />
* M.L. Stutzman, P. Adderley, J. Brittian, J. Clark, J. Grames, J. Hansknecht, G.R. Myneni, M. Poelker, "''Characterization of the CEBAF 100 kV DC GaAs Photoelectron Gun Vacuum System''", [http://www.sciencedirect.com/science/article/pii/S0168900207002689 Nucl. Instr. And Meth. '''A574''', 213 (2007)], [[media:CEBAF vacuum_in print.pdf]]<br />
<br />
* C. K. Sinclair, M. Poelker, P. A. Adderley, B. M. Dunham, J. C. Hansknecht, P. Hartmann, J. S. Price, P. M. Rutt, W. J. Schneider, and M. Steigerwald, "''A High Average Current Polarized Electron Source with Long Cathode Operational Lifetime''", [http://journals.aps.org/prstab/abstract/10.1103/PhysRevSTAB.10.023501 Phys. Rev. ST Accel. Beams '''10''', 023501 (2007)] [[media:CEBAF source paper_in print.pdf]]<br />
<br />
== 2006 ==<br />
<br />
*J. Hansknecht and M. Poelker, "''Synchronous Photoinjection Using a Frequency-Doubled Gain-Switched Fiber-Coupled Seed Laser and ErYb-Doped Fiber Amplifier''", [http://journals.aps.org/prstab/abstract/10.1103/PhysRevSTAB.9.063501 Phys. Rev. ST Accel. Beams '''9''', 063501 (2006)] [[media:gain switched fiber laser MOPA_in print.pdf]]<br />
<br />
== 2005 ==<br />
* M. Baylac, P. Adderley, J. Brittian, J. Clark, T. Day, J. Grames, J. Hansknecht, M. Poelker, M. Stutzman, A.S. Terekhov and A.T. Wu, "''The Effects of Atomic Hydrogen and Deuterium Exposure on High Polarization GaAs Photocathodes''", [http://journals.aps.org/prstab/abstract/10.1103/PhysRevSTAB.8.123501 Phys. Rev. ST Accel. Beams '''8''', 123501 (2005)] [[media:hydrogen cleaning paper_in print.pdf]]<br />
<br />
== 2004 ==<br />
* J. M. Grames, C. K. Sinclair, J. Mitchell, E. Chudakov, H. Fenker, A. Freyberger, D. W. Higinbotham, M. Poelker, M. Steigerwald, M. Tiefenback, C. Cavata, S. Escoffier, F. Marie, T. Pussieux, P. Vernin, S. Danagoulian, V. Dharmawardane, R. Fatemi, K. Joo, M. Zeier, V. Gorbenko, R. Nasseripour, B. Raue, R. Suleiman, and B. Zihlmann, "''Unique electron polarimeter analyzing power comparison and precision spin-based energy measurement''", [http://journals.aps.org/prab/abstract/10.1103/PhysRevSTAB.7.042802 Phys. Rev. ST Accel. Beams '''7''', 042802 – Published 19 April 2004; Erratum Phys. Rev. ST Accel. Beams 13, 069901 (2010)] [[media:PhysRevSTAB.7.042802.pdf]]<br />
<br />
== 2003 ==<br />
<br />
M.L. Stutzman, P. Adderley, M. Poelker, M. Baylac, J. Clark, A. Day, J. Grames, J. Hansknecht, G.R. Myneni, P.M. Rutt, C.K. Sinclair "''A Comparison of Outgassing Measurments for Three Vacuum Chamber Materials''", American Institute of Physcis (2003) 300 - 306 [[media: 2003 Hydrogen in vacuum.pdf]]<br />
<br />
== 2002 ==<br />
<br />
<br />
== 2001 ==<br />
<br />
<br />
== 2000 ==<br />
<br />
<br />
== 1999 ==<br />
<br />
<br />
== 1998 ==<br />
* C. Hovater and M. Poelker, "''Injection Modelocked Ti-Sapphire Laser with Discreetly Variable Pulse Repetition Rates to 1.56 GHz''", [http://www.sciencedirect.com/science/article/pii/S0168900298009310 Nucl. Instr. And Meth. '''A418''', 280 (1998)] [[media:harmonic modelocked ti_sapphire laser_in print.pdf]]<br />
<br />
== 1995 ==<br />
* M. Poelker, "''High Power Gain Switched Diode Laser Master Oscillator and Amplifier''", [http://scitation.aip.org/content/aip/journal/apl/67/19/10.1063/1.114585 Appl. Phys. Lett. 67, 2762 (1995)], [[media:gainswitched diode MOPA_in print.pdf]]</div>Poelkerhttps://wiki.jlab.org/ciswiki/index.php?title=File:Magnetized_beam_in_print.pdf&diff=29535File:Magnetized beam in print.pdf2023-03-22T16:37:12Z<p>Poelker: </p>
<hr />
<div></div>Poelkerhttps://wiki.jlab.org/ciswiki/index.php?title=CIS_Refereed_Publications&diff=29534CIS Refereed Publications2023-03-22T16:36:45Z<p>Poelker: </p>
<hr />
<div>==2023==<br />
<br />
*S.A.K. Wijethunga, M.A. Mamun, R. Suleiman, P. Adderley, B. Bullard, J. Benesch, J.R. Delayen, J. Grames, C. Hernandez-Garcia, F. Hannon, G.A. Krafft, G. Palacios-Serrano, M. Poelker, M. Stefani, Y. Wang, and S. Zhang, "Generation and characterization of magnetized electron beam from a DC high voltage photogun for electron beam cooling application", Nucl. Instrum. and Meth A '''1051''' 168194 (2023), https://doi.org/10.1016/j.nima.2023.168194 [[media:magnetized beam in print.pdf]]<br />
<br />
*D. Neto, K. Bailey, J. F. Benesch, B. Cade, B. DiGiovine, A. Freyberger, J. M. Grames, A. Hofler, R. J. Holt, R. Kazimi, D. Meekins, M. McCaughan, D. Moser, T. O’Connor, M. Poelker, K. E. Rehm, S. Riordan, R. Suleiman, R. Talwar, and C. Ugalde, "Measuring the cross section of the 15N(α,γ)19F reaction using a single-fluid bubble chamber," https://journals.aps.org/prc/abstract/10.1103/PhysRevC.107.035801, https://arxiv.org/abs/2302.12760<br />
<br />
* P.A. Adderley, D. Bullard, Y.C. Chao, C.H. Gracia, J. Grames, J. Hansknecht, A. Hofler, R. Kazimi, J. Musson, C. Palatchi, K. Paschke, M. Poelker, G. Smith, M.L. Stutzman, R. Suleiman and Y. Wang, ''An overview of how parity-violating electron-scattering experiments are performed at CEBAF'', Nucl. Instrum. and Meth A '''1046''', 167710 (2023), https://doi.org/10.1016/j.nima.2022.167710, [[media:PV experiments at CEBAF.pdf]]<br />
<br />
==2022==<br />
* Robert Pearce, Xi Li, John Vennekate, Gianluigi Ciovati and Charles Bott, ''Electron beam treatment for the removal of 1,4-dioxane in water and wastewater'', Water Sci Technol 2022; wst2022407. doi: https://doi.org/10.2166/wst.2022.407, [[media:1,4dioxane removal at UITF.pdf]]<br />
<br />
* J. Arrington, M. Battaglieri, A. Boehnlein, S.A. Bogacz, W.K. Brooks, E. Chudakov, I. Cloët, R. Ent, H. Gao, J. Grames, L. Harwood, X. Ji, C. Keppel, G. Krafft, R.D. McKeown, J. Napolitano, J.W. Qiu, P. Rossi, M. Schram, S. Stepanyan, J. Stevens, A.P. Szczepaniak, N. Toro, X. Zheng, ''Physics with CEBAF at 12 GeV and future opportunities'', Progress in Particle and Nuclear Physics, 2022, 103985, ISSN 0146-6410, https://doi.org/10.1016/j.ppnp.2022.103985; (Also posted on arxiv: https://arxiv.org/abs/2112.00060)<br />
<br />
* S. A. K. Wijethunga, M. A. Mamun, R. Suleiman, C. Hernandez-Garcia, B. Bullard, J. R. Delayen, J. Grames, G. A. Krafft, G. Palacios-Serrano, and M. Poelker, "''Improving the electrostatic design of the Jefferson Lab 300 kV DC photogun''", Rev. Sci. Instrum. '''93''', 073303 (2022); https://aip.scitation.org/doi/10.1063/5.0091134 [[media:Sajini offset anode.pdf]]<br />
<br />
* Xi Li, Helmut Baumgart, Charles Bott, Gianluigi Ciovati, Shaun Gregory, Fay Hannon, Mike McCaughan, Robert Pearce, Matthew Poelker, Hannes Vennekate, and Shaoheng Wang, "''Design and commissioning of an e-beam irradiation beamline at the Upgraded Injector Test Facility at Jefferson Lab''", Nucl. Inst. and Meth. '''A1039''', 167093 (2022); https://doi.org/10.1016/j.nima.2022.167093 [[media:Xi's UITF water irradiation NIM paper.pdf]]<br />
<br />
==2021==<br />
<br />
==2020==<br />
<br />
* Wei Liu, Matt Poelker, John Smedley, Romain Ganter, Chapter 7 "''Photocathodes''" in the book ''Modern Developments in Vacuum Electron Sources'', [[media:Chapter 7.pdf]], Editors: Georg Gaertner, Wolfram Knapp, Richard G. Forbes, SSN 0303-4216ISSN 1437-0859 (electronic) Topics in Applied Physics ISBN 978-3-030-47290-0ISBN 978-3-030-47291-7 (eBook) https://doi.org/10.1007/978-3-030-47291-7 Springer Nature Switzerland AG 2020<br />
<br />
* Y. Wang, M. A. Mamun, P. Adderley, B. Bullard, J. Grames, J. Hansknecht, C. Hernandez-Garcia, R. Kazimi, G. A. Krafft, G. Palacios-Serrano, M. Poelker, M. L. Stutzman, R. Suleiman, M. Tiefenback, S. Wijethunga, J. Yoskowitz, and S. Zhang, "''Thermal emittance and lifetime of alkali-antimonide photocathodes grown on GaAs and molybdenum substrates evaluated in a -300 kV dc photogun''", Phys. Rev. Accel. Beams '''23''', 103401, Published 7 October 2020 [https://journals.aps.org/prab/abstract/10.1103/PhysRevAccelBeams.23.103401], [[media:Yan's photocathode paper_PRAB.pdf]]<br />
<br />
* J. M. Grames, C. K. Sinclair, M. Poelker, X. Roca-Maza, M. L. Stutzman, R. Suleiman, Md. A. Mamun, M. McHugh, D. Moser, J. Hansknecht, B. Moffit, and T. J. Gay, "''High precision 5 MeV Mott polarimeter''", [https://journals.aps.org/prc/abstract/10.1103/PhysRevC.102.015501 Phys. Rev. C 102, 015501] – Published 6 July 2020 [[media:PhysRevC.102.015501.pdf]]<br />
<br />
*G.Ciovati, M.Drury, J.Fischer, M.Stutzman and S.Suhring, “''Reduction of waveguide vacuum trips in CEBAF accelerating cavities with a combination ion pump and non-evaporable getter pump''” [[media:GigiNIM2020.pdf]] Nucl. Instrum. and Meth A964, (2020), 163788. <br />
<br />
*Xincun Peng, Matt Poelker, Marcy Stutzman, Bin Tang, Shukui Zhang, and Jijun Zou, "''Mie-type GaAs nanopillar array resonators for negative electron affinity photocathodes''", collaboration between Engineering Research Center of New Energy Technology of Jiangxi Province, East China University of Technology, Nanchang 330013, China and Thomas Jefferson National Accelerator Facility, 12000 Jefferson Avenue, Newport News, Virginia 23606,USA; Opt. Express '''28'''(2), 860-874 (2020); https://www.osapublishing.org/DirectPDFAccess/11F39DCB-BEE0-C06D-739FEF3676B92DCF_425659/oe-28-2-860.pdf?da=1&id=425659&seq=0&mobile=no; [[media:nanostructured photocathode paper_theoretical study.pdf]]<br />
<br />
==2019==<br />
* Xincun Peng, Zhidong Wang, Yun Liu, Dennis M. Manos, Matt Poelker, Marcy Stutzman, Bin Tang, Shukui Zhang, and Jijun Zou, "''Optical-Resonance-Enhanced Photoemission from Nanostructured GaAs Photocathodes''", Phys. Rev. Applied '''12''', 064002 (2019), https://journals.aps.org/prapplied/abstract/10.1103/PhysRevApplied.12.064002, [[media:nanostructured photocathode paper_experimental results.pdf]]<br />
<br />
* Mark Stefani and Fay Hannon,"''Longitudinal bunch profile diagnostic for magnetized electron beams''", Phys. Rev. Accel. Beams '''22''', 112802 (2019); DOI: 10.1103/PhysRevAccelBeams.22.112802; [[media:Mark and Ray rf deflector paper.pdf]]<br />
<br />
* Fay Hannon and Mark Stefani, "''Transverse uncorrelated emittance diagnosticfor magnetized electron beams''", Phys. Rev. Accel. Beams '''22''',102801 (2019), https://journals.aps.org/prab/pdf/10.1103/PhysRevAccelBeams.22.102801 <br />
<br />
* C. Hernandez-Garcia, B. Bullard, J. Benesch, J. Grames, J. Gubeli, F. Hannon, J. Hansknecht, J. Jordan, R. Kazimi, G. A. Krafft, M. A. Mamun, M. Poelker, M. L. Stutzman, R. Suleiman, M. Tiefenback, Y. Wang, and S. Zhang (Thomas Jefferson National Accelerator Facility, Newport News, Virginia 23606, USA); A. Valerio Lizarraga (Facultad de Ciencias Físico-matemáticas Universidad Autónoma de Sinaloa, Culiacán 80010, Mexico); R. Montoya Soto (Departamento de Física, Universidad de Guanajuato, León 37150, Mexico); A. Canales Ramos (Universidad Nacional Autónoma de Mexico, Mexico City 04510, Mexico), G. Palacios-Serrano, S. Wijethunga, J. T. Yoskowitz (Old Dominion University, Norfolk, Virginia 23529, USA) "''Compact −300kV dc inverted insulator photogun with biased anode and alkali-antimonide photocathode''", Phys. Rev. Accel. Beams '''22''', 113401 (2019), DOI:10.1103/PhysRevAccelBeams.22.113401, https://journals.aps.org/prab/pdf/10.1103/PhysRevAccelBeams.22.113401, [[media:GTS paper published in PRAB 2019.pdf]]<br />
<br />
* Wei Liu and Erdong Wang, "''Monte Carlo modeling of thin GaAs photocathodes,''" J. Appl. Phys. '''126''', 075706 (2019); https://doi.org/10.1063/1.5113804, [[media:modeling thin GaAs photocathodes.pdf]], Wei and Erdong modeled QE data obtained at JLab using the original hydrogen cleaning chamber, SPIRE/Bandwidth Semiconductor samples, MOCVD-grown bulk GaAs wafers with different thickness and dopant density.<br />
<br />
== 2018 ==<br />
* G. Palacios-Serrano, F. Hannon, C. Hernandez-Garcia, M. Poelker, and H. Baumgart, "''Electrostatic design and conditioning of a triple point junction shield for a -200 kV DC high voltage photogun,''" Review of Scientific Instruments '''89''', 104703 (2018), doi: 10.1063/1.5048700, view online:[https://aip.scitation.org/doi/pdf/10.1063/1.5048700?class=pdf text], [[media:COMSOL modeling of 200kV gun.pdf]]<br />
<br />
* K. Aulenbacher, E. Chudakov, D. Gaskell, J. Grames, and K.D. Paschke, "''Precision electron beam polarimetry for next generation nuclear physics experiments''", International Journal of Modern Physics E, '''27''', 7 (2018) 1830004 (57 pages) DOI: 10.1142/S0218301318300047 [https://www.worldscientific.com/doi/abs/10.1142/S0218301318300047 On-Line] [[media:IJMPE_27_7_2018.pdf]]<br />
<br />
* Wei Liu, Yiqiao Chen, Aaron Moy, Matthew Poelker, Marcy Stutzman, and Shukui Zhang, "''Evaluation of GaAsSb/AlGaAs strained superlattice photocathodes,''" AIP Advances '''8''', 075308 (2018); doi: 10.1063/1.5040593, View online: [https://doi.org/10.1063/1.5040593], [[media:GaAsSb_AlGaAs photocathode study.pdf]]<br />
<br />
* Marcy L. Stutzman, Philip A. Adderley, Md. Abdullah A. Mamun, and Matt Poelker, "''Nonevaporable getter coating chambers for extreme high vacuum,''" J. Vac. Sci. Technol. A '''36''', 031603 (2018) [https://avs.scitation.org/doi/full/10.1116/1.5010154],[[media:NEG coating chambers for extreme high vacuum.pdf]]<br />
<br />
== 2017 ==<br />
* M.A. Mamun, M. R. Hernandez-Flores, E. Morales, C. Hernandez-Garcia, and M. Poelker, "''Temperature Dependence of Alkali-Antimonide Photocathodes: Evaluation at Cryogenic Temperatures,''" Phys. Rev. Accel. Beams '''20''', 103403 (2017), [https://journals.aps.org/prab/abstract/10.1103/PhysRevAccelBeams.20.103403], [[media:Temperature dependence CsK2Sb photocathodes.pdf]]<br />
<br />
* C. Hernandez-Garcia, D. Bullard, F. Hannon, Y. Wang and M. Poelker, “''High voltage performance of a dc photoemission electron gun with centrifugal barrel-polished electrodes''”, Rev. Sci. Instrum. '''88''', 093303 (2017), [http://aip.scitation.org/doi/full/10.1063/1.4994794], [[media:Barrel polishing paper.pdf]]<br />
<br />
* C. Hernandez-Garcia, M. Krasilnikov, et al., "''Charge production studies from Cs<sub>2</sub>Te photocathodes in a normal conducting RF gun''", Nuclear Instruments and Methods in Physics Research, A '''871''' (2017) 97–104, [[Media:Carlos' PITZ charge studies article in NIMA August 2017.pdf]]<br />
<br />
* Wei Liu, Matt Poelker, Xincun Peng, Shukui Zhang, and Marcy Stutzman, "''A comprehensive evaluation of factors that influence the spin polarization of electrons emitted from bulk GaAs photocathodes''", J. Appl. Phys., '''122''', 035703 (2017), [http://aip.scitation.org/doi/pdf/10.1063/1.4994306], [[Media:polarization study.pdf]]<br />
<br />
* Yoshitaka Taira, Shukui Zhang, "''Split in phase singularities of an optical vortex by off-axis diffraction through a simple circular aperture''", Opt. Lett. '''42''', 1373 (2017), [https://www.osapublishing.org/ol/abstract.cfm?uri=ol-42-7-1373 Opt. Lett., 42, 1373 (2017)]<br />
<br />
== 2016 ==<br />
* Wei Liu, Yiqiao Chen, Wentao Lu, Aaron Moy, Matt Poelker, Marcy Stutzman, and Shukui Zhang, "''Record-level quantum efficiency from a high polarization strained GaAs/GaAsP superlattice photocathode with distributed Bragg reflector''", Appl. Phys. Lett. '''109''', 252104 (2016), [http://aip.scitation.org/doi/pdf/10.1063/1.4972180], [[media:DBR photocathode.pdf]]<br />
<br />
* Wei Liu, Shukui Zhang, Marcy Stutzman, and Matt Poelker, "''Effects of ion bombardment on bulk GaAs photocathodes with different surface-cleave planes''", Phys. Rev. Accel. Beams '''19''', 103402 (2016), [http://journals.aps.org/prab/pdf/10.1103/PhysRevAccelBeams.19.103402], [[media:ion implantation study.pdf]]<br />
<br />
* D. Abbott, P. Adderley, A. Adeyemi, P. Aguilera, M. Ali, H. Areti, M. Baylac, J. Benesch, G. Bosson, B. Cade, A. Camsonne, L. S. Cardman, J. Clark, P. Cole, S. Covert, C. Cuevas, O. Dadoun, D. Dale, H. Dong, J. Dumas, E. Fanchini, T. Forest, E. Forman, A. Freyberger, E. Froidefond, S. Golge, J. Grames, P. Guèye, J. Hansknecht, P. Harrell, J. Hoskins, C. Hyde, B. Josey, R. Kazimi, Y. Kim, D. Machie, K. Mahoney, R. Mammei, M. Marton, J. McCarter, M. McCaughan, M. McHugh, D. McNulty, K. E. Mesick, T. Michaelides, R. Michaels, B. Moffit, D. Moser, C. Muñoz Camacho, J.-F. Muraz, A. Opper, M. Poelker, J.-S. Réal, L. Richardson, S. Setiniyaz, M. Stutzman, R. Suleiman, C. Tennant, C. Tsai, D. Turner, M. Ungaro, A. Variola, E. Voutier, Y. Wang, and Y. Zhang, "''Production of Highly Polarized Positrons Using Polarized Electrons at MeV Energies''",<br />
** [http://journals.aps.org/prl/pdf/10.1103/PhysRevLett.116.214801 Phys. Rev. Lett., 116, 214801 (2016) ]<br />
** [https://arxiv.org/abs/1606.08877 arXiv:1606.08877 [physics.acc-ph]]<br />
** [[media:PhysRevLett.116.214801.pdf]]<br />
** [http://physics.aps.org/articles/v9/58 APS Focus article on PEPPo]<br />
** [http://www.dailypress.com/news/science/dp-nws-positrons-jeff-lab-20160612-story.html Daily Press article on PEPPo]<br />
<br />
* B. Roberts, F. Hannon, M. M. Ali, E. Forman, J. Grames, R. Kazimi, W. Moore, M. Pablo, M. Poelker, A. Sanchez, and D. Speirs, "''Harmonically resonant cavity as a bunch-length monitor''", Phys. Rev. Accel. Beams '''19''', 052801 (2016), [http://journals.aps.org/prab/abstract/10.1103/PhysRevAccelBeams.19.052801], [[Media:CEBAF harmonically resonant cavity bunchlength monitor.pdf]]<br />
<br />
* C. Hernandez-Garcia, M. Poelker, and J. Hansknecht, "''High Voltage Studies of Inverted-geometry Ceramic Insulators for a 350kV dc Polarized Electron Gun''", IEEE Transactions on Dielectrics and Electrical Insulation, Vol. 23, No. 1; February 2016 [http://ieeexplore.ieee.org/stamp/stamp.jsp?tp=&arnumber=7422586&tag=1], [[Media:High voltage studies in print.pdf]] <br />
<br />
* Md Abdullah A. Mamun, Abdelmageed A. Elmustafa, Carlos Hernandez-Garcia, Russell Mammei, and Matthew Poelker, "''Effect of Sb thickness on the performance of bialkali-antimonide photocathodes''", J. Vac. Sci. Technol. A '''34''' 021509 (2016), [http://scitation.aip.org/content/avs/journal/jvsta/34/2/10.1116/1.4939563], [[Media:alkali-antimonide study - long paper.pdf]]<br />
<br />
== 2015 ==<br />
* M. A. Mamun, C. Hernandez-Garcia, M. Poelker, and A. A. Elmustafa, "''Correlation of CsK<sub>2</sub>Sb photocathode lifetime with antimony thickness''", [http://scitation.aip.org/content/aip/journal/aplmater/3/6/10.1063/1.4922319 APL Materials '''3''', 066103 (2015)], [[Media:CsK<sub>2</sub>Sb using effusion source_short paper.pdf]]<br />
<br />
* Mahzad BastaniNejad, Abdelmageed A. Elmustafa, Eric Forman, Steven Covert, John Hansknecht, Carlos Hernandez-Garcia, Matthew Poelker, Lopa Das, Michael Kelley and Phillip Williams, "''Evaluation of electropolished stainless steel electrodes for use in DC high voltage photoelectron guns''", [http://scitation.aip.org/content/avs/journal/jvsta/33/4/10.1116/1.4920984 J. Vac. Sci. Technol. A '''33''' 041401 (2015)], [[Media:EP electrode study_in print.pdf]]<br />
<br />
* Md Abdullah A. Mamun, Abdelmageed A. Elmustafa, Rhys Taus, Eric Forman and Matthew Poelker, "''TiN coated aluminum electrodes for DC high voltage electron guns''", [http://scitation.aip.org/content/avs/journal/jvsta/33/3/10.1116/1.4916574 J. Vac. Sci. Technol. A '''33''', 031604 (2015)], [[Media:TiN coated aluminum electrodes_in print.pdf]]<br />
<br />
== 2014 ==<br />
<br />
* M. BastaniNejad, A. A. Elmustafa, E. Forman, J. Clark, S. Covert, J. Grames, J. Hansknecht, C. Hernandez-Garcia, M. Poelker, R. Suleiman, "''Improving the Performance of Stainless-Steel DC High Voltage Photoelectron Gun Cathode Electrodes via Gas Conditioning with Helium or Krypton''", [http://www.sciencedirect.com/science/article/pii/S0168900214006755 Nuclear Instruments and Methods in Physics Research A '''762''' 135 (2014)], [[Media:gas conditioning electrodes_in print.pdf]]<br />
<br />
* Md Abdullah A. Mamun, Abdelmageed A. Elmustafa, Marcy L. Stutzman, Philip A. Adderley, and Matthew Poelker, "''Effect of heat treatments and coatings on the outgassing rate of stainless steel chambers''”, Journal of Vacuum Science & Technology A '''32''', 021604 (2014) [https://avs.scitation.org/doi/10.1116/1.4853795], [[media:outgassing rate paper_in print.pdf]] <br />
<br />
* J. L. McCarter, A. Afanasev, T. J. Gay, J. Hansknecht, A. Kechiantz, M. Poelker, "''Measurement of Electron Beam Polarization from Unstrained GaAs via Two-Photon Photoemission''", [http://www.sciencedirect.com/science/article/pii/S0168900213016185 Nucl. Instr. and Meth. '''A738''', 149 (2014)], [[media:two photon paper_in print.pdf]]<br />
<br />
== 2013 ==<br />
<br />
* THE INTERNATIONAL LINEAR COLLIDER, Technical Design Report | Volume 3.ii: Accelerator Baseline Design, see Chapter 4 [https://arxiv.org/ftp/arxiv/papers/1306/1306.6328.pdf]<br />
<br />
* N. B. Clayburn, J. L. McCarter, J. M. Dreiling, M. Poelker, D. M. Ryan, and T. J. Gay, "''Search for spin-polarized photoemission from GaAs using light with orbital angular momentum''", [http://prb.aps.org/abstract/PRB/v87/i3/e035204 Phys. Rev. B '''87''', 035204 (2013) [8 pages] ] [[media:twisted light paper_in print.pdf]]<br />
<br />
* R. Mammei, R. Suleiman, J. Feingold, P. A. Adderley, J. Clark, S. Covert, J. Grames, J. Hansknecht, D. Machie, M. Poelker, T. Rao, J. Smedley, J. Walsh, J. McCarter, M. Ruiz-Osés,"''Charge Lifetime Measurements at High Average Current Using a K2CsSb Photocathode inside a DC High Voltage Photogun''", [http://journals.aps.org/prstab/pdf/10.1103/PhysRevSTAB.16.033401 Phys. Rev. ST Accel. Beams, '''16''', 033401 (2013)], [[media:CsK2Sb lifetime_in print.pdf]]<br />
<br />
== 2012 ==<br />
<br />
* "''An Engineering Guide To Photoinjectors''", editors Triveni Rao and David H. Dowell. Chapter 8 on polarized electrons by M. Poelker, [https://arxiv.org/ftp/arxiv/papers/1403/1403.7539.pdf], [[media:An Engineering Guide to Photoinjectors.pdf]]<br />
<br />
* B. Roberts, R.R. Mammei, M. Poelker, J.L. McCarter, "''Compact non-invasive electron bunch-length monitor''", [http://prst-ab.aps.org/abstract/PRSTAB/v15/i12/e122802 Phys. Rev. ST Accel. Beams '''15''', 122802 (2012) [7 pages] ], [[media:harmonic resonant cavity_in print.pdf]]<br />
<br />
* M. BastaniNejad, Md. Abdullah Mohamed, A. A. Elmustafa, P. Adderley, J. Clark, S. Covert, J. Hansknecht, C. Hernandez-Garcia, M. Poelker, R. Mammei, K. Surles-Law, and P. Williams, "''Evaluation of niobium as candidate electrode material for dc high voltage photoelectron guns''", [http://prst-ab.aps.org/abstract/PRSTAB/v15/i8/e083502 Phys. Rev. ST Accel. Beams '''15''', 083502 (2012) [11 pages]], [[media:niobium electrodes_in print.pdf]]<br />
<br />
* M. BastaniNejad, Md. Abdullah Mohamed, A. A. Elmustafa, P. Adderley, J. Clark, S. Covert, J. Hansknecht, C. Hernandez-Garcia, M. Poelker, R. Mammei, K. Surles-Law, and P. Williams, "''Erratum: Evaluation of niobium as candidate electrode material for dc high voltage photoelectron guns [Phys. Rev. ST Accel. Beams 15, 083502 (2012)]''", [http://journals.aps.org/prstab/pdf/10.1103/PhysRevSTAB.17.029901 Phys. Rev. ST Accel. Beams '''17''', 029901 (2014) [1 page]], [[media:erratum niobium electrode paper_corrected values for the emission area of field emitters.pdf]] <br />
<br />
* V. Shutthanandan, Z. Zhu, M.L. Stutzman, F.E. Hannon, C. Hernandez-Garcia, M.I. Nandasiri, S.V.N.T. Kuchibhatla, S. Thevuthasan, and W.P. Hess "''Surface science analysis of GaAs photocathodes following sustained electron beam delivery''", [http://journals.aps.org/prstab/abstract/10.1103/PhysRevSTAB.15.063501 Phys. Rev. ST Accel. Beams '''15''', 063501 (2012)]] [[media:analysis of used photocathodes_in print.pdf]]<br />
<br />
== 2011 ==<br />
<br />
* J. Grames, R. Suleiman, P. A. Adderley, J. Clark, J. Hansknecht, D. Machie, M. Poelker, and M. L. Stutzman, "''Charge and fluence lifetime measurements of a DC high voltage GaAs photogun at high average current''", [http://journals.aps.org/prstab/pdf/10.1103/PhysRevSTAB.14.043501 Phys. Rev. ST Accel. Beams '''14''', 043501 (2011)], [[media:high current lifetime_in print.pdf]]<br />
<br />
* Y C Chao, M Drury, C Hovater, A Hutton, G A Krafft, M Poelker, C Reece and M Tiefenback, Chapter 15: "CEBAF Accelerator Achievements" in "New Insights into the Structure of Matter: The First Decade of Science at Jefferson Lab" https://iopscience.iop.org/issue/1742-6596/299/1 [[media:CEBAF Accelerator Achievements.pdf]]<br />
<br />
== 2010 ==<br />
<br />
* P. A. Adderley, J. Clark, J. Grames, J. Hansknecht, K. Surles-Law, D. Machie, M. Poelker, M. L. Stutzman, and R. Suleiman, "''Load-locked dc high voltage GaAs photogun with an inverted-geometry ceramic insulator''", [http://journals.aps.org/prstab/abstract/10.1103/PhysRevSTAB.13.010101 Phys. Rev. ST Accel. Beams '''13''', 010101 (2010)], [[media:invgun_in print.pdf]]<br />
<br />
* J.L. McCarter, M.L.Stutzman, K.W.Trantham, T.G.Anderson, A.M.Cook, and T.J.Gay, "''A low-voltage retarding-field Mott polarimeter for photocathode characterization''", [http://www.sciencedirect.com/science/article/pii/S0168900210003797 Nucl. Instr. and Meth., '''A618''' (2010) 30] [[media:miniMott_in print.pdf]]<br />
<br />
== 2009 ==<br />
<br />
* J. Grames, J. Hansknect, M. Poelker, R. Suleiman, "''Jefferson Lab Injector Development for Next Generation Parity Violation Experiments''", European Journal of Hyperfine Interactions 2009 [[media: pavi09_suleiman.pdf]]<br />
<br />
== 2007 ==<br />
<br />
* M. Poelker, J. Grames, J. Hansknecht, R. Kazimi, J. Musson, "''Generation of Electron Bunches at Low Repetition Rates Using a Beat-Frequency Technique''", [http://journals.aps.org/prstab/pdf/10.1103/PhysRevSTAB.10.053502 Phys. Rev. ST Accel. Beams '''10''', 053502 (2007)] [[media:beat frequency paper_in print.pdf]]<br />
<br />
* M.L. Stutzman, P. Adderley, J. Brittian, J. Clark, J. Grames, J. Hansknecht, G.R. Myneni, M. Poelker, "''Characterization of the CEBAF 100 kV DC GaAs Photoelectron Gun Vacuum System''", [http://www.sciencedirect.com/science/article/pii/S0168900207002689 Nucl. Instr. And Meth. '''A574''', 213 (2007)], [[media:CEBAF vacuum_in print.pdf]]<br />
<br />
* C. K. Sinclair, M. Poelker, P. A. Adderley, B. M. Dunham, J. C. Hansknecht, P. Hartmann, J. S. Price, P. M. Rutt, W. J. Schneider, and M. Steigerwald, "''A High Average Current Polarized Electron Source with Long Cathode Operational Lifetime''", [http://journals.aps.org/prstab/abstract/10.1103/PhysRevSTAB.10.023501 Phys. Rev. ST Accel. Beams '''10''', 023501 (2007)] [[media:CEBAF source paper_in print.pdf]]<br />
<br />
== 2006 ==<br />
<br />
*J. Hansknecht and M. Poelker, "''Synchronous Photoinjection Using a Frequency-Doubled Gain-Switched Fiber-Coupled Seed Laser and ErYb-Doped Fiber Amplifier''", [http://journals.aps.org/prstab/abstract/10.1103/PhysRevSTAB.9.063501 Phys. Rev. ST Accel. Beams '''9''', 063501 (2006)] [[media:gain switched fiber laser MOPA_in print.pdf]]<br />
<br />
== 2005 ==<br />
* M. Baylac, P. Adderley, J. Brittian, J. Clark, T. Day, J. Grames, J. Hansknecht, M. Poelker, M. Stutzman, A.S. Terekhov and A.T. Wu, "''The Effects of Atomic Hydrogen and Deuterium Exposure on High Polarization GaAs Photocathodes''", [http://journals.aps.org/prstab/abstract/10.1103/PhysRevSTAB.8.123501 Phys. Rev. ST Accel. Beams '''8''', 123501 (2005)] [[media:hydrogen cleaning paper_in print.pdf]]<br />
<br />
== 2004 ==<br />
* J. M. Grames, C. K. Sinclair, J. Mitchell, E. Chudakov, H. Fenker, A. Freyberger, D. W. Higinbotham, M. Poelker, M. Steigerwald, M. Tiefenback, C. Cavata, S. Escoffier, F. Marie, T. Pussieux, P. Vernin, S. Danagoulian, V. Dharmawardane, R. Fatemi, K. Joo, M. Zeier, V. Gorbenko, R. Nasseripour, B. Raue, R. Suleiman, and B. Zihlmann, "''Unique electron polarimeter analyzing power comparison and precision spin-based energy measurement''", [http://journals.aps.org/prab/abstract/10.1103/PhysRevSTAB.7.042802 Phys. Rev. ST Accel. Beams '''7''', 042802 – Published 19 April 2004; Erratum Phys. Rev. ST Accel. Beams 13, 069901 (2010)] [[media:PhysRevSTAB.7.042802.pdf]]<br />
<br />
== 2003 ==<br />
<br />
M.L. Stutzman, P. Adderley, M. Poelker, M. Baylac, J. Clark, A. Day, J. Grames, J. Hansknecht, G.R. Myneni, P.M. Rutt, C.K. Sinclair "''A Comparison of Outgassing Measurments for Three Vacuum Chamber Materials''", American Institute of Physcis (2003) 300 - 306 [[media: 2003 Hydrogen in vacuum.pdf]]<br />
<br />
== 2002 ==<br />
<br />
<br />
== 2001 ==<br />
<br />
<br />
== 2000 ==<br />
<br />
<br />
== 1999 ==<br />
<br />
<br />
== 1998 ==<br />
* C. Hovater and M. Poelker, "''Injection Modelocked Ti-Sapphire Laser with Discreetly Variable Pulse Repetition Rates to 1.56 GHz''", [http://www.sciencedirect.com/science/article/pii/S0168900298009310 Nucl. Instr. And Meth. '''A418''', 280 (1998)] [[media:harmonic modelocked ti_sapphire laser_in print.pdf]]<br />
<br />
== 1995 ==<br />
* M. Poelker, "''High Power Gain Switched Diode Laser Master Oscillator and Amplifier''", [http://scitation.aip.org/content/aip/journal/apl/67/19/10.1063/1.114585 Appl. Phys. Lett. 67, 2762 (1995)], [[media:gainswitched diode MOPA_in print.pdf]]</div>Poelkerhttps://wiki.jlab.org/ciswiki/index.php?title=CIS_Refereed_Publications&diff=29379CIS Refereed Publications2023-03-09T19:46:32Z<p>Poelker: </p>
<hr />
<div>==2023==<br />
<br />
*D. Neto, K. Bailey, J. F. Benesch, B. Cade, B. DiGiovine, A. Freyberger, J. M. Grames, A. Hofler, R. J. Holt, R. Kazimi, D. Meekins, M. McCaughan, D. Moser, T. O’Connor, M. Poelker, K. E. Rehm, S. Riordan, R. Suleiman, R. Talwar, and C. Ugalde, "Measuring the cross section of the 15N(α,γ)19F reaction using a single-fluid bubble chamber," https://journals.aps.org/prc/abstract/10.1103/PhysRevC.107.035801, https://arxiv.org/abs/2302.12760<br />
<br />
* P.A. Adderley, D. Bullard, Y.C. Chao, C.H. Gracia, J. Grames, J. Hansknecht, A. Hofler, R. Kazimi, J. Musson, C. Palatchi, K. Paschke, M. Poelker, G. Smith, M.L. Stutzman, R. Suleiman and Y. Wang, ''An overview of how parity-violating electron-scattering experiments are performed at CEBAF'', Nucl. Instrum. and Meth A '''1046''', 167710 (2023), https://doi.org/10.1016/j.nima.2022.167710, [[media:PV experiments at CEBAF.pdf]]<br />
<br />
==2022==<br />
* Robert Pearce, Xi Li, John Vennekate, Gianluigi Ciovati and Charles Bott, ''Electron beam treatment for the removal of 1,4-dioxane in water and wastewater'', Water Sci Technol 2022; wst2022407. doi: https://doi.org/10.2166/wst.2022.407, [[media:1,4dioxane removal at UITF.pdf]]<br />
<br />
* J. Arrington, M. Battaglieri, A. Boehnlein, S.A. Bogacz, W.K. Brooks, E. Chudakov, I. Cloët, R. Ent, H. Gao, J. Grames, L. Harwood, X. Ji, C. Keppel, G. Krafft, R.D. McKeown, J. Napolitano, J.W. Qiu, P. Rossi, M. Schram, S. Stepanyan, J. Stevens, A.P. Szczepaniak, N. Toro, X. Zheng, ''Physics with CEBAF at 12 GeV and future opportunities'', Progress in Particle and Nuclear Physics, 2022, 103985, ISSN 0146-6410, https://doi.org/10.1016/j.ppnp.2022.103985; (Also posted on arxiv: https://arxiv.org/abs/2112.00060)<br />
<br />
* S. A. K. Wijethunga, M. A. Mamun, R. Suleiman, C. Hernandez-Garcia, B. Bullard, J. R. Delayen, J. Grames, G. A. Krafft, G. Palacios-Serrano, and M. Poelker, "''Improving the electrostatic design of the Jefferson Lab 300 kV DC photogun''", Rev. Sci. Instrum. '''93''', 073303 (2022); https://aip.scitation.org/doi/10.1063/5.0091134 [[media:Sajini offset anode.pdf]]<br />
<br />
* Xi Li, Helmut Baumgart, Charles Bott, Gianluigi Ciovati, Shaun Gregory, Fay Hannon, Mike McCaughan, Robert Pearce, Matthew Poelker, Hannes Vennekate, and Shaoheng Wang, "''Design and commissioning of an e-beam irradiation beamline at the Upgraded Injector Test Facility at Jefferson Lab''", Nucl. Inst. and Meth. '''A1039''', 167093 (2022); https://doi.org/10.1016/j.nima.2022.167093 [[media:Xi's UITF water irradiation NIM paper.pdf]]<br />
<br />
==2021==<br />
<br />
==2020==<br />
<br />
* Wei Liu, Matt Poelker, John Smedley, Romain Ganter, Chapter 7 "''Photocathodes''" in the book ''Modern Developments in Vacuum Electron Sources'', [[media:Chapter 7.pdf]], Editors: Georg Gaertner, Wolfram Knapp, Richard G. Forbes, SSN 0303-4216ISSN 1437-0859 (electronic) Topics in Applied Physics ISBN 978-3-030-47290-0ISBN 978-3-030-47291-7 (eBook) https://doi.org/10.1007/978-3-030-47291-7 Springer Nature Switzerland AG 2020<br />
<br />
* Y. Wang, M. A. Mamun, P. Adderley, B. Bullard, J. Grames, J. Hansknecht, C. Hernandez-Garcia, R. Kazimi, G. A. Krafft, G. Palacios-Serrano, M. Poelker, M. L. Stutzman, R. Suleiman, M. Tiefenback, S. Wijethunga, J. Yoskowitz, and S. Zhang, "''Thermal emittance and lifetime of alkali-antimonide photocathodes grown on GaAs and molybdenum substrates evaluated in a -300 kV dc photogun''", Phys. Rev. Accel. Beams '''23''', 103401, Published 7 October 2020 [https://journals.aps.org/prab/abstract/10.1103/PhysRevAccelBeams.23.103401], [[media:Yan's photocathode paper_PRAB.pdf]]<br />
<br />
* J. M. Grames, C. K. Sinclair, M. Poelker, X. Roca-Maza, M. L. Stutzman, R. Suleiman, Md. A. Mamun, M. McHugh, D. Moser, J. Hansknecht, B. Moffit, and T. J. Gay, "''High precision 5 MeV Mott polarimeter''", [https://journals.aps.org/prc/abstract/10.1103/PhysRevC.102.015501 Phys. Rev. C 102, 015501] – Published 6 July 2020 [[media:PhysRevC.102.015501.pdf]]<br />
<br />
*G.Ciovati, M.Drury, J.Fischer, M.Stutzman and S.Suhring, “''Reduction of waveguide vacuum trips in CEBAF accelerating cavities with a combination ion pump and non-evaporable getter pump''” [[media:GigiNIM2020.pdf]] Nucl. Instrum. and Meth A964, (2020), 163788. <br />
<br />
*Xincun Peng, Matt Poelker, Marcy Stutzman, Bin Tang, Shukui Zhang, and Jijun Zou, "''Mie-type GaAs nanopillar array resonators for negative electron affinity photocathodes''", collaboration between Engineering Research Center of New Energy Technology of Jiangxi Province, East China University of Technology, Nanchang 330013, China and Thomas Jefferson National Accelerator Facility, 12000 Jefferson Avenue, Newport News, Virginia 23606,USA; Opt. Express '''28'''(2), 860-874 (2020); https://www.osapublishing.org/DirectPDFAccess/11F39DCB-BEE0-C06D-739FEF3676B92DCF_425659/oe-28-2-860.pdf?da=1&id=425659&seq=0&mobile=no; [[media:nanostructured photocathode paper_theoretical study.pdf]]<br />
<br />
==2019==<br />
* Xincun Peng, Zhidong Wang, Yun Liu, Dennis M. Manos, Matt Poelker, Marcy Stutzman, Bin Tang, Shukui Zhang, and Jijun Zou, "''Optical-Resonance-Enhanced Photoemission from Nanostructured GaAs Photocathodes''", Phys. Rev. Applied '''12''', 064002 (2019), https://journals.aps.org/prapplied/abstract/10.1103/PhysRevApplied.12.064002, [[media:nanostructured photocathode paper_experimental results.pdf]]<br />
<br />
* Mark Stefani and Fay Hannon,"''Longitudinal bunch profile diagnostic for magnetized electron beams''", Phys. Rev. Accel. Beams '''22''', 112802 (2019); DOI: 10.1103/PhysRevAccelBeams.22.112802; [[media:Mark and Ray rf deflector paper.pdf]]<br />
<br />
* Fay Hannon and Mark Stefani, "''Transverse uncorrelated emittance diagnosticfor magnetized electron beams''", Phys. Rev. Accel. Beams '''22''',102801 (2019), https://journals.aps.org/prab/pdf/10.1103/PhysRevAccelBeams.22.102801 <br />
<br />
* C. Hernandez-Garcia, B. Bullard, J. Benesch, J. Grames, J. Gubeli, F. Hannon, J. Hansknecht, J. Jordan, R. Kazimi, G. A. Krafft, M. A. Mamun, M. Poelker, M. L. Stutzman, R. Suleiman, M. Tiefenback, Y. Wang, and S. Zhang (Thomas Jefferson National Accelerator Facility, Newport News, Virginia 23606, USA); A. Valerio Lizarraga (Facultad de Ciencias Físico-matemáticas Universidad Autónoma de Sinaloa, Culiacán 80010, Mexico); R. Montoya Soto (Departamento de Física, Universidad de Guanajuato, León 37150, Mexico); A. Canales Ramos (Universidad Nacional Autónoma de Mexico, Mexico City 04510, Mexico), G. Palacios-Serrano, S. Wijethunga, J. T. Yoskowitz (Old Dominion University, Norfolk, Virginia 23529, USA) "''Compact −300kV dc inverted insulator photogun with biased anode and alkali-antimonide photocathode''", Phys. Rev. Accel. Beams '''22''', 113401 (2019), DOI:10.1103/PhysRevAccelBeams.22.113401, https://journals.aps.org/prab/pdf/10.1103/PhysRevAccelBeams.22.113401, [[media:GTS paper published in PRAB 2019.pdf]]<br />
<br />
* Wei Liu and Erdong Wang, "''Monte Carlo modeling of thin GaAs photocathodes,''" J. Appl. Phys. '''126''', 075706 (2019); https://doi.org/10.1063/1.5113804, [[media:modeling thin GaAs photocathodes.pdf]], Wei and Erdong modeled QE data obtained at JLab using the original hydrogen cleaning chamber, SPIRE/Bandwidth Semiconductor samples, MOCVD-grown bulk GaAs wafers with different thickness and dopant density.<br />
<br />
== 2018 ==<br />
* G. Palacios-Serrano, F. Hannon, C. Hernandez-Garcia, M. Poelker, and H. Baumgart, "''Electrostatic design and conditioning of a triple point junction shield for a -200 kV DC high voltage photogun,''" Review of Scientific Instruments '''89''', 104703 (2018), doi: 10.1063/1.5048700, view online:[https://aip.scitation.org/doi/pdf/10.1063/1.5048700?class=pdf text], [[media:COMSOL modeling of 200kV gun.pdf]]<br />
<br />
* K. Aulenbacher, E. Chudakov, D. Gaskell, J. Grames, and K.D. Paschke, "''Precision electron beam polarimetry for next generation nuclear physics experiments''", International Journal of Modern Physics E, '''27''', 7 (2018) 1830004 (57 pages) DOI: 10.1142/S0218301318300047 [https://www.worldscientific.com/doi/abs/10.1142/S0218301318300047 On-Line] [[media:IJMPE_27_7_2018.pdf]]<br />
<br />
* Wei Liu, Yiqiao Chen, Aaron Moy, Matthew Poelker, Marcy Stutzman, and Shukui Zhang, "''Evaluation of GaAsSb/AlGaAs strained superlattice photocathodes,''" AIP Advances '''8''', 075308 (2018); doi: 10.1063/1.5040593, View online: [https://doi.org/10.1063/1.5040593], [[media:GaAsSb_AlGaAs photocathode study.pdf]]<br />
<br />
* Marcy L. Stutzman, Philip A. Adderley, Md. Abdullah A. Mamun, and Matt Poelker, "''Nonevaporable getter coating chambers for extreme high vacuum,''" J. Vac. Sci. Technol. A '''36''', 031603 (2018) [https://avs.scitation.org/doi/full/10.1116/1.5010154],[[media:NEG coating chambers for extreme high vacuum.pdf]]<br />
<br />
== 2017 ==<br />
* M.A. Mamun, M. R. Hernandez-Flores, E. Morales, C. Hernandez-Garcia, and M. Poelker, "''Temperature Dependence of Alkali-Antimonide Photocathodes: Evaluation at Cryogenic Temperatures,''" Phys. Rev. Accel. Beams '''20''', 103403 (2017), [https://journals.aps.org/prab/abstract/10.1103/PhysRevAccelBeams.20.103403], [[media:Temperature dependence CsK2Sb photocathodes.pdf]]<br />
<br />
* C. Hernandez-Garcia, D. Bullard, F. Hannon, Y. Wang and M. Poelker, “''High voltage performance of a dc photoemission electron gun with centrifugal barrel-polished electrodes''”, Rev. Sci. Instrum. '''88''', 093303 (2017), [http://aip.scitation.org/doi/full/10.1063/1.4994794], [[media:Barrel polishing paper.pdf]]<br />
<br />
* C. Hernandez-Garcia, M. Krasilnikov, et al., "''Charge production studies from Cs<sub>2</sub>Te photocathodes in a normal conducting RF gun''", Nuclear Instruments and Methods in Physics Research, A '''871''' (2017) 97–104, [[Media:Carlos' PITZ charge studies article in NIMA August 2017.pdf]]<br />
<br />
* Wei Liu, Matt Poelker, Xincun Peng, Shukui Zhang, and Marcy Stutzman, "''A comprehensive evaluation of factors that influence the spin polarization of electrons emitted from bulk GaAs photocathodes''", J. Appl. Phys., '''122''', 035703 (2017), [http://aip.scitation.org/doi/pdf/10.1063/1.4994306], [[Media:polarization study.pdf]]<br />
<br />
* Yoshitaka Taira, Shukui Zhang, "''Split in phase singularities of an optical vortex by off-axis diffraction through a simple circular aperture''", Opt. Lett. '''42''', 1373 (2017), [https://www.osapublishing.org/ol/abstract.cfm?uri=ol-42-7-1373 Opt. Lett., 42, 1373 (2017)]<br />
<br />
== 2016 ==<br />
* Wei Liu, Yiqiao Chen, Wentao Lu, Aaron Moy, Matt Poelker, Marcy Stutzman, and Shukui Zhang, "''Record-level quantum efficiency from a high polarization strained GaAs/GaAsP superlattice photocathode with distributed Bragg reflector''", Appl. Phys. Lett. '''109''', 252104 (2016), [http://aip.scitation.org/doi/pdf/10.1063/1.4972180], [[media:DBR photocathode.pdf]]<br />
<br />
* Wei Liu, Shukui Zhang, Marcy Stutzman, and Matt Poelker, "''Effects of ion bombardment on bulk GaAs photocathodes with different surface-cleave planes''", Phys. Rev. Accel. Beams '''19''', 103402 (2016), [http://journals.aps.org/prab/pdf/10.1103/PhysRevAccelBeams.19.103402], [[media:ion implantation study.pdf]]<br />
<br />
* D. Abbott, P. Adderley, A. Adeyemi, P. Aguilera, M. Ali, H. Areti, M. Baylac, J. Benesch, G. Bosson, B. Cade, A. Camsonne, L. S. Cardman, J. Clark, P. Cole, S. Covert, C. Cuevas, O. Dadoun, D. Dale, H. Dong, J. Dumas, E. Fanchini, T. Forest, E. Forman, A. Freyberger, E. Froidefond, S. Golge, J. Grames, P. Guèye, J. Hansknecht, P. Harrell, J. Hoskins, C. Hyde, B. Josey, R. Kazimi, Y. Kim, D. Machie, K. Mahoney, R. Mammei, M. Marton, J. McCarter, M. McCaughan, M. McHugh, D. McNulty, K. E. Mesick, T. Michaelides, R. Michaels, B. Moffit, D. Moser, C. Muñoz Camacho, J.-F. Muraz, A. Opper, M. Poelker, J.-S. Réal, L. Richardson, S. Setiniyaz, M. Stutzman, R. Suleiman, C. Tennant, C. Tsai, D. Turner, M. Ungaro, A. Variola, E. Voutier, Y. Wang, and Y. Zhang, "''Production of Highly Polarized Positrons Using Polarized Electrons at MeV Energies''",<br />
** [http://journals.aps.org/prl/pdf/10.1103/PhysRevLett.116.214801 Phys. Rev. Lett., 116, 214801 (2016) ]<br />
** [https://arxiv.org/abs/1606.08877 arXiv:1606.08877 [physics.acc-ph]]<br />
** [[media:PhysRevLett.116.214801.pdf]]<br />
** [http://physics.aps.org/articles/v9/58 APS Focus article on PEPPo]<br />
** [http://www.dailypress.com/news/science/dp-nws-positrons-jeff-lab-20160612-story.html Daily Press article on PEPPo]<br />
<br />
* B. Roberts, F. Hannon, M. M. Ali, E. Forman, J. Grames, R. Kazimi, W. Moore, M. Pablo, M. Poelker, A. Sanchez, and D. Speirs, "''Harmonically resonant cavity as a bunch-length monitor''", Phys. Rev. Accel. Beams '''19''', 052801 (2016), [http://journals.aps.org/prab/abstract/10.1103/PhysRevAccelBeams.19.052801], [[Media:CEBAF harmonically resonant cavity bunchlength monitor.pdf]]<br />
<br />
* C. Hernandez-Garcia, M. Poelker, and J. Hansknecht, "''High Voltage Studies of Inverted-geometry Ceramic Insulators for a 350kV dc Polarized Electron Gun''", IEEE Transactions on Dielectrics and Electrical Insulation, Vol. 23, No. 1; February 2016 [http://ieeexplore.ieee.org/stamp/stamp.jsp?tp=&arnumber=7422586&tag=1], [[Media:High voltage studies in print.pdf]] <br />
<br />
* Md Abdullah A. Mamun, Abdelmageed A. Elmustafa, Carlos Hernandez-Garcia, Russell Mammei, and Matthew Poelker, "''Effect of Sb thickness on the performance of bialkali-antimonide photocathodes''", J. Vac. Sci. Technol. A '''34''' 021509 (2016), [http://scitation.aip.org/content/avs/journal/jvsta/34/2/10.1116/1.4939563], [[Media:alkali-antimonide study - long paper.pdf]]<br />
<br />
== 2015 ==<br />
* M. A. Mamun, C. Hernandez-Garcia, M. Poelker, and A. A. Elmustafa, "''Correlation of CsK<sub>2</sub>Sb photocathode lifetime with antimony thickness''", [http://scitation.aip.org/content/aip/journal/aplmater/3/6/10.1063/1.4922319 APL Materials '''3''', 066103 (2015)], [[Media:CsK<sub>2</sub>Sb using effusion source_short paper.pdf]]<br />
<br />
* Mahzad BastaniNejad, Abdelmageed A. Elmustafa, Eric Forman, Steven Covert, John Hansknecht, Carlos Hernandez-Garcia, Matthew Poelker, Lopa Das, Michael Kelley and Phillip Williams, "''Evaluation of electropolished stainless steel electrodes for use in DC high voltage photoelectron guns''", [http://scitation.aip.org/content/avs/journal/jvsta/33/4/10.1116/1.4920984 J. Vac. Sci. Technol. A '''33''' 041401 (2015)], [[Media:EP electrode study_in print.pdf]]<br />
<br />
* Md Abdullah A. Mamun, Abdelmageed A. Elmustafa, Rhys Taus, Eric Forman and Matthew Poelker, "''TiN coated aluminum electrodes for DC high voltage electron guns''", [http://scitation.aip.org/content/avs/journal/jvsta/33/3/10.1116/1.4916574 J. Vac. Sci. Technol. A '''33''', 031604 (2015)], [[Media:TiN coated aluminum electrodes_in print.pdf]]<br />
<br />
== 2014 ==<br />
<br />
* M. BastaniNejad, A. A. Elmustafa, E. Forman, J. Clark, S. Covert, J. Grames, J. Hansknecht, C. Hernandez-Garcia, M. Poelker, R. Suleiman, "''Improving the Performance of Stainless-Steel DC High Voltage Photoelectron Gun Cathode Electrodes via Gas Conditioning with Helium or Krypton''", [http://www.sciencedirect.com/science/article/pii/S0168900214006755 Nuclear Instruments and Methods in Physics Research A '''762''' 135 (2014)], [[Media:gas conditioning electrodes_in print.pdf]]<br />
<br />
* Md Abdullah A. Mamun, Abdelmageed A. Elmustafa, Marcy L. Stutzman, Philip A. Adderley, and Matthew Poelker, "''Effect of heat treatments and coatings on the outgassing rate of stainless steel chambers''”, Journal of Vacuum Science & Technology A '''32''', 021604 (2014) [https://avs.scitation.org/doi/10.1116/1.4853795], [[media:outgassing rate paper_in print.pdf]] <br />
<br />
* J. L. McCarter, A. Afanasev, T. J. Gay, J. Hansknecht, A. Kechiantz, M. Poelker, "''Measurement of Electron Beam Polarization from Unstrained GaAs via Two-Photon Photoemission''", [http://www.sciencedirect.com/science/article/pii/S0168900213016185 Nucl. Instr. and Meth. '''A738''', 149 (2014)], [[media:two photon paper_in print.pdf]]<br />
<br />
== 2013 ==<br />
<br />
* THE INTERNATIONAL LINEAR COLLIDER, Technical Design Report | Volume 3.ii: Accelerator Baseline Design, see Chapter 4 [https://arxiv.org/ftp/arxiv/papers/1306/1306.6328.pdf]<br />
<br />
* N. B. Clayburn, J. L. McCarter, J. M. Dreiling, M. Poelker, D. M. Ryan, and T. J. Gay, "''Search for spin-polarized photoemission from GaAs using light with orbital angular momentum''", [http://prb.aps.org/abstract/PRB/v87/i3/e035204 Phys. Rev. B '''87''', 035204 (2013) [8 pages] ] [[media:twisted light paper_in print.pdf]]<br />
<br />
* R. Mammei, R. Suleiman, J. Feingold, P. A. Adderley, J. Clark, S. Covert, J. Grames, J. Hansknecht, D. Machie, M. Poelker, T. Rao, J. Smedley, J. Walsh, J. McCarter, M. Ruiz-Osés,"''Charge Lifetime Measurements at High Average Current Using a K2CsSb Photocathode inside a DC High Voltage Photogun''", [http://journals.aps.org/prstab/pdf/10.1103/PhysRevSTAB.16.033401 Phys. Rev. ST Accel. Beams, '''16''', 033401 (2013)], [[media:CsK2Sb lifetime_in print.pdf]]<br />
<br />
== 2012 ==<br />
<br />
* "''An Engineering Guide To Photoinjectors''", editors Triveni Rao and David H. Dowell. Chapter 8 on polarized electrons by M. Poelker, [https://arxiv.org/ftp/arxiv/papers/1403/1403.7539.pdf], [[media:An Engineering Guide to Photoinjectors.pdf]]<br />
<br />
* B. Roberts, R.R. Mammei, M. Poelker, J.L. McCarter, "''Compact non-invasive electron bunch-length monitor''", [http://prst-ab.aps.org/abstract/PRSTAB/v15/i12/e122802 Phys. Rev. ST Accel. Beams '''15''', 122802 (2012) [7 pages] ], [[media:harmonic resonant cavity_in print.pdf]]<br />
<br />
* M. BastaniNejad, Md. Abdullah Mohamed, A. A. Elmustafa, P. Adderley, J. Clark, S. Covert, J. Hansknecht, C. Hernandez-Garcia, M. Poelker, R. Mammei, K. Surles-Law, and P. Williams, "''Evaluation of niobium as candidate electrode material for dc high voltage photoelectron guns''", [http://prst-ab.aps.org/abstract/PRSTAB/v15/i8/e083502 Phys. Rev. ST Accel. Beams '''15''', 083502 (2012) [11 pages]], [[media:niobium electrodes_in print.pdf]]<br />
<br />
* M. BastaniNejad, Md. Abdullah Mohamed, A. A. Elmustafa, P. Adderley, J. Clark, S. Covert, J. Hansknecht, C. Hernandez-Garcia, M. Poelker, R. Mammei, K. Surles-Law, and P. Williams, "''Erratum: Evaluation of niobium as candidate electrode material for dc high voltage photoelectron guns [Phys. Rev. ST Accel. Beams 15, 083502 (2012)]''", [http://journals.aps.org/prstab/pdf/10.1103/PhysRevSTAB.17.029901 Phys. Rev. ST Accel. Beams '''17''', 029901 (2014) [1 page]], [[media:erratum niobium electrode paper_corrected values for the emission area of field emitters.pdf]] <br />
<br />
* V. Shutthanandan, Z. Zhu, M.L. Stutzman, F.E. Hannon, C. Hernandez-Garcia, M.I. Nandasiri, S.V.N.T. Kuchibhatla, S. Thevuthasan, and W.P. Hess "''Surface science analysis of GaAs photocathodes following sustained electron beam delivery''", [http://journals.aps.org/prstab/abstract/10.1103/PhysRevSTAB.15.063501 Phys. Rev. ST Accel. Beams '''15''', 063501 (2012)]] [[media:analysis of used photocathodes_in print.pdf]]<br />
<br />
== 2011 ==<br />
<br />
* J. Grames, R. Suleiman, P. A. Adderley, J. Clark, J. Hansknecht, D. Machie, M. Poelker, and M. L. Stutzman, "''Charge and fluence lifetime measurements of a DC high voltage GaAs photogun at high average current''", [http://journals.aps.org/prstab/pdf/10.1103/PhysRevSTAB.14.043501 Phys. Rev. ST Accel. Beams '''14''', 043501 (2011)], [[media:high current lifetime_in print.pdf]]<br />
<br />
* Y C Chao, M Drury, C Hovater, A Hutton, G A Krafft, M Poelker, C Reece and M Tiefenback, Chapter 15: "CEBAF Accelerator Achievements" in "New Insights into the Structure of Matter: The First Decade of Science at Jefferson Lab" https://iopscience.iop.org/issue/1742-6596/299/1 [[media:CEBAF Accelerator Achievements.pdf]]<br />
<br />
== 2010 ==<br />
<br />
* P. A. Adderley, J. Clark, J. Grames, J. Hansknecht, K. Surles-Law, D. Machie, M. Poelker, M. L. Stutzman, and R. Suleiman, "''Load-locked dc high voltage GaAs photogun with an inverted-geometry ceramic insulator''", [http://journals.aps.org/prstab/abstract/10.1103/PhysRevSTAB.13.010101 Phys. Rev. ST Accel. Beams '''13''', 010101 (2010)], [[media:invgun_in print.pdf]]<br />
<br />
* J.L. McCarter, M.L.Stutzman, K.W.Trantham, T.G.Anderson, A.M.Cook, and T.J.Gay, "''A low-voltage retarding-field Mott polarimeter for photocathode characterization''", [http://www.sciencedirect.com/science/article/pii/S0168900210003797 Nucl. Instr. and Meth., '''A618''' (2010) 30] [[media:miniMott_in print.pdf]]<br />
<br />
== 2009 ==<br />
<br />
* J. Grames, J. Hansknect, M. Poelker, R. Suleiman, "''Jefferson Lab Injector Development for Next Generation Parity Violation Experiments''", European Journal of Hyperfine Interactions 2009 [[media: pavi09_suleiman.pdf]]<br />
<br />
== 2007 ==<br />
<br />
* M. Poelker, J. Grames, J. Hansknecht, R. Kazimi, J. Musson, "''Generation of Electron Bunches at Low Repetition Rates Using a Beat-Frequency Technique''", [http://journals.aps.org/prstab/pdf/10.1103/PhysRevSTAB.10.053502 Phys. Rev. ST Accel. Beams '''10''', 053502 (2007)] [[media:beat frequency paper_in print.pdf]]<br />
<br />
* M.L. Stutzman, P. Adderley, J. Brittian, J. Clark, J. Grames, J. Hansknecht, G.R. Myneni, M. Poelker, "''Characterization of the CEBAF 100 kV DC GaAs Photoelectron Gun Vacuum System''", [http://www.sciencedirect.com/science/article/pii/S0168900207002689 Nucl. Instr. And Meth. '''A574''', 213 (2007)], [[media:CEBAF vacuum_in print.pdf]]<br />
<br />
* C. K. Sinclair, M. Poelker, P. A. Adderley, B. M. Dunham, J. C. Hansknecht, P. Hartmann, J. S. Price, P. M. Rutt, W. J. Schneider, and M. Steigerwald, "''A High Average Current Polarized Electron Source with Long Cathode Operational Lifetime''", [http://journals.aps.org/prstab/abstract/10.1103/PhysRevSTAB.10.023501 Phys. Rev. ST Accel. Beams '''10''', 023501 (2007)] [[media:CEBAF source paper_in print.pdf]]<br />
<br />
== 2006 ==<br />
<br />
*J. Hansknecht and M. Poelker, "''Synchronous Photoinjection Using a Frequency-Doubled Gain-Switched Fiber-Coupled Seed Laser and ErYb-Doped Fiber Amplifier''", [http://journals.aps.org/prstab/abstract/10.1103/PhysRevSTAB.9.063501 Phys. Rev. ST Accel. Beams '''9''', 063501 (2006)] [[media:gain switched fiber laser MOPA_in print.pdf]]<br />
<br />
== 2005 ==<br />
* M. Baylac, P. Adderley, J. Brittian, J. Clark, T. Day, J. Grames, J. Hansknecht, M. Poelker, M. Stutzman, A.S. Terekhov and A.T. Wu, "''The Effects of Atomic Hydrogen and Deuterium Exposure on High Polarization GaAs Photocathodes''", [http://journals.aps.org/prstab/abstract/10.1103/PhysRevSTAB.8.123501 Phys. Rev. ST Accel. Beams '''8''', 123501 (2005)] [[media:hydrogen cleaning paper_in print.pdf]]<br />
<br />
== 2004 ==<br />
* J. M. Grames, C. K. Sinclair, J. Mitchell, E. Chudakov, H. Fenker, A. Freyberger, D. W. Higinbotham, M. Poelker, M. Steigerwald, M. Tiefenback, C. Cavata, S. Escoffier, F. Marie, T. Pussieux, P. Vernin, S. Danagoulian, V. Dharmawardane, R. Fatemi, K. Joo, M. Zeier, V. Gorbenko, R. Nasseripour, B. Raue, R. Suleiman, and B. Zihlmann, "''Unique electron polarimeter analyzing power comparison and precision spin-based energy measurement''", [http://journals.aps.org/prab/abstract/10.1103/PhysRevSTAB.7.042802 Phys. Rev. ST Accel. Beams '''7''', 042802 – Published 19 April 2004; Erratum Phys. Rev. ST Accel. Beams 13, 069901 (2010)] [[media:PhysRevSTAB.7.042802.pdf]]<br />
<br />
== 2003 ==<br />
<br />
M.L. Stutzman, P. Adderley, M. Poelker, M. Baylac, J. Clark, A. Day, J. Grames, J. Hansknecht, G.R. Myneni, P.M. Rutt, C.K. Sinclair "''A Comparison of Outgassing Measurments for Three Vacuum Chamber Materials''", American Institute of Physcis (2003) 300 - 306 [[media: 2003 Hydrogen in vacuum.pdf]]<br />
<br />
== 2002 ==<br />
<br />
<br />
== 2001 ==<br />
<br />
<br />
== 2000 ==<br />
<br />
<br />
== 1999 ==<br />
<br />
<br />
== 1998 ==<br />
* C. Hovater and M. Poelker, "''Injection Modelocked Ti-Sapphire Laser with Discreetly Variable Pulse Repetition Rates to 1.56 GHz''", [http://www.sciencedirect.com/science/article/pii/S0168900298009310 Nucl. Instr. And Meth. '''A418''', 280 (1998)] [[media:harmonic modelocked ti_sapphire laser_in print.pdf]]<br />
<br />
== 1995 ==<br />
* M. Poelker, "''High Power Gain Switched Diode Laser Master Oscillator and Amplifier''", [http://scitation.aip.org/content/aip/journal/apl/67/19/10.1063/1.114585 Appl. Phys. Lett. 67, 2762 (1995)], [[media:gainswitched diode MOPA_in print.pdf]]</div>Poelkerhttps://wiki.jlab.org/ciswiki/index.php?title=CIS_Refereed_Publications&diff=29321CIS Refereed Publications2023-02-27T19:59:23Z<p>Poelker: </p>
<hr />
<div>==2023==<br />
<br />
*D. Neto, K. Bailey, J. F. Benesch, B. Cade, B. DiGiovine, A. Freyberger, J. M. Grames, A. Hofler, R. J. Holt, R. Kazimi, D. Meekins, M. McCaughan, D. Moser, T. O’Connor, M. Poelker, K. E. Rehm, S. Riordan, R. Suleiman, R. Talwar, and C. Ugalde, "Measuring the cross section of the 15N(α,γ)19F reaction using a single-fluid bubble chamber," accepted, awaiting publication. https://arxiv.org/abs/2302.12760<br />
<br />
* P.A. Adderley, D. Bullard, Y.C. Chao, C.H. Gracia, J. Grames, J. Hansknecht, A. Hofler, R. Kazimi, J. Musson, C. Palatchi, K. Paschke, M. Poelker, G. Smith, M.L. Stutzman, R. Suleiman and Y. Wang, ''An overview of how parity-violating electron-scattering experiments are performed at CEBAF'', Nucl. Instrum. and Meth A '''1046''', 167710 (2023), https://doi.org/10.1016/j.nima.2022.167710, [[media:PV experiments at CEBAF.pdf]]<br />
<br />
==2022==<br />
* Robert Pearce, Xi Li, John Vennekate, Gianluigi Ciovati and Charles Bott, ''Electron beam treatment for the removal of 1,4-dioxane in water and wastewater'', Water Sci Technol 2022; wst2022407. doi: https://doi.org/10.2166/wst.2022.407, [[media:1,4dioxane removal at UITF.pdf]]<br />
<br />
* J. Arrington, M. Battaglieri, A. Boehnlein, S.A. Bogacz, W.K. Brooks, E. Chudakov, I. Cloët, R. Ent, H. Gao, J. Grames, L. Harwood, X. Ji, C. Keppel, G. Krafft, R.D. McKeown, J. Napolitano, J.W. Qiu, P. Rossi, M. Schram, S. Stepanyan, J. Stevens, A.P. Szczepaniak, N. Toro, X. Zheng, ''Physics with CEBAF at 12 GeV and future opportunities'', Progress in Particle and Nuclear Physics, 2022, 103985, ISSN 0146-6410, https://doi.org/10.1016/j.ppnp.2022.103985; (Also posted on arxiv: https://arxiv.org/abs/2112.00060)<br />
<br />
* S. A. K. Wijethunga, M. A. Mamun, R. Suleiman, C. Hernandez-Garcia, B. Bullard, J. R. Delayen, J. Grames, G. A. Krafft, G. Palacios-Serrano, and M. Poelker, "''Improving the electrostatic design of the Jefferson Lab 300 kV DC photogun''", Rev. Sci. Instrum. '''93''', 073303 (2022); https://aip.scitation.org/doi/10.1063/5.0091134 [[media:Sajini offset anode.pdf]]<br />
<br />
* Xi Li, Helmut Baumgart, Charles Bott, Gianluigi Ciovati, Shaun Gregory, Fay Hannon, Mike McCaughan, Robert Pearce, Matthew Poelker, Hannes Vennekate, and Shaoheng Wang, "''Design and commissioning of an e-beam irradiation beamline at the Upgraded Injector Test Facility at Jefferson Lab''", Nucl. Inst. and Meth. '''A1039''', 167093 (2022); https://doi.org/10.1016/j.nima.2022.167093 [[media:Xi's UITF water irradiation NIM paper.pdf]]<br />
<br />
==2021==<br />
<br />
==2020==<br />
<br />
* Wei Liu, Matt Poelker, John Smedley, Romain Ganter, Chapter 7 "''Photocathodes''" in the book ''Modern Developments in Vacuum Electron Sources'', [[media:Chapter 7.pdf]], Editors: Georg Gaertner, Wolfram Knapp, Richard G. Forbes, SSN 0303-4216ISSN 1437-0859 (electronic) Topics in Applied Physics ISBN 978-3-030-47290-0ISBN 978-3-030-47291-7 (eBook) https://doi.org/10.1007/978-3-030-47291-7 Springer Nature Switzerland AG 2020<br />
<br />
* Y. Wang, M. A. Mamun, P. Adderley, B. Bullard, J. Grames, J. Hansknecht, C. Hernandez-Garcia, R. Kazimi, G. A. Krafft, G. Palacios-Serrano, M. Poelker, M. L. Stutzman, R. Suleiman, M. Tiefenback, S. Wijethunga, J. Yoskowitz, and S. Zhang, "''Thermal emittance and lifetime of alkali-antimonide photocathodes grown on GaAs and molybdenum substrates evaluated in a -300 kV dc photogun''", Phys. Rev. Accel. Beams '''23''', 103401, Published 7 October 2020 [https://journals.aps.org/prab/abstract/10.1103/PhysRevAccelBeams.23.103401], [[media:Yan's photocathode paper_PRAB.pdf]]<br />
<br />
* J. M. Grames, C. K. Sinclair, M. Poelker, X. Roca-Maza, M. L. Stutzman, R. Suleiman, Md. A. Mamun, M. McHugh, D. Moser, J. Hansknecht, B. Moffit, and T. J. Gay, "''High precision 5 MeV Mott polarimeter''", [https://journals.aps.org/prc/abstract/10.1103/PhysRevC.102.015501 Phys. Rev. C 102, 015501] – Published 6 July 2020 [[media:PhysRevC.102.015501.pdf]]<br />
<br />
*G.Ciovati, M.Drury, J.Fischer, M.Stutzman and S.Suhring, “''Reduction of waveguide vacuum trips in CEBAF accelerating cavities with a combination ion pump and non-evaporable getter pump''” [[media:GigiNIM2020.pdf]] Nucl. Instrum. and Meth A964, (2020), 163788. <br />
<br />
*Xincun Peng, Matt Poelker, Marcy Stutzman, Bin Tang, Shukui Zhang, and Jijun Zou, "''Mie-type GaAs nanopillar array resonators for negative electron affinity photocathodes''", collaboration between Engineering Research Center of New Energy Technology of Jiangxi Province, East China University of Technology, Nanchang 330013, China and Thomas Jefferson National Accelerator Facility, 12000 Jefferson Avenue, Newport News, Virginia 23606,USA; Opt. Express '''28'''(2), 860-874 (2020); https://www.osapublishing.org/DirectPDFAccess/11F39DCB-BEE0-C06D-739FEF3676B92DCF_425659/oe-28-2-860.pdf?da=1&id=425659&seq=0&mobile=no; [[media:nanostructured photocathode paper_theoretical study.pdf]]<br />
<br />
==2019==<br />
* Xincun Peng, Zhidong Wang, Yun Liu, Dennis M. Manos, Matt Poelker, Marcy Stutzman, Bin Tang, Shukui Zhang, and Jijun Zou, "''Optical-Resonance-Enhanced Photoemission from Nanostructured GaAs Photocathodes''", Phys. Rev. Applied '''12''', 064002 (2019), https://journals.aps.org/prapplied/abstract/10.1103/PhysRevApplied.12.064002, [[media:nanostructured photocathode paper_experimental results.pdf]]<br />
<br />
* Mark Stefani and Fay Hannon,"''Longitudinal bunch profile diagnostic for magnetized electron beams''", Phys. Rev. Accel. Beams '''22''', 112802 (2019); DOI: 10.1103/PhysRevAccelBeams.22.112802; [[media:Mark and Ray rf deflector paper.pdf]]<br />
<br />
* Fay Hannon and Mark Stefani, "''Transverse uncorrelated emittance diagnosticfor magnetized electron beams''", Phys. Rev. Accel. Beams '''22''',102801 (2019), https://journals.aps.org/prab/pdf/10.1103/PhysRevAccelBeams.22.102801 <br />
<br />
* C. Hernandez-Garcia, B. Bullard, J. Benesch, J. Grames, J. Gubeli, F. Hannon, J. Hansknecht, J. Jordan, R. Kazimi, G. A. Krafft, M. A. Mamun, M. Poelker, M. L. Stutzman, R. Suleiman, M. Tiefenback, Y. Wang, and S. Zhang (Thomas Jefferson National Accelerator Facility, Newport News, Virginia 23606, USA); A. Valerio Lizarraga (Facultad de Ciencias Físico-matemáticas Universidad Autónoma de Sinaloa, Culiacán 80010, Mexico); R. Montoya Soto (Departamento de Física, Universidad de Guanajuato, León 37150, Mexico); A. Canales Ramos (Universidad Nacional Autónoma de Mexico, Mexico City 04510, Mexico), G. Palacios-Serrano, S. Wijethunga, J. T. Yoskowitz (Old Dominion University, Norfolk, Virginia 23529, USA) "''Compact −300kV dc inverted insulator photogun with biased anode and alkali-antimonide photocathode''", Phys. Rev. Accel. Beams '''22''', 113401 (2019), DOI:10.1103/PhysRevAccelBeams.22.113401, https://journals.aps.org/prab/pdf/10.1103/PhysRevAccelBeams.22.113401, [[media:GTS paper published in PRAB 2019.pdf]]<br />
<br />
* Wei Liu and Erdong Wang, "''Monte Carlo modeling of thin GaAs photocathodes,''" J. Appl. Phys. '''126''', 075706 (2019); https://doi.org/10.1063/1.5113804, [[media:modeling thin GaAs photocathodes.pdf]], Wei and Erdong modeled QE data obtained at JLab using the original hydrogen cleaning chamber, SPIRE/Bandwidth Semiconductor samples, MOCVD-grown bulk GaAs wafers with different thickness and dopant density.<br />
<br />
== 2018 ==<br />
* G. Palacios-Serrano, F. Hannon, C. Hernandez-Garcia, M. Poelker, and H. Baumgart, "''Electrostatic design and conditioning of a triple point junction shield for a -200 kV DC high voltage photogun,''" Review of Scientific Instruments '''89''', 104703 (2018), doi: 10.1063/1.5048700, view online:[https://aip.scitation.org/doi/pdf/10.1063/1.5048700?class=pdf text], [[media:COMSOL modeling of 200kV gun.pdf]]<br />
<br />
* K. Aulenbacher, E. Chudakov, D. Gaskell, J. Grames, and K.D. Paschke, "''Precision electron beam polarimetry for next generation nuclear physics experiments''", International Journal of Modern Physics E, '''27''', 7 (2018) 1830004 (57 pages) DOI: 10.1142/S0218301318300047 [https://www.worldscientific.com/doi/abs/10.1142/S0218301318300047 On-Line] [[media:IJMPE_27_7_2018.pdf]]<br />
<br />
* Wei Liu, Yiqiao Chen, Aaron Moy, Matthew Poelker, Marcy Stutzman, and Shukui Zhang, "''Evaluation of GaAsSb/AlGaAs strained superlattice photocathodes,''" AIP Advances '''8''', 075308 (2018); doi: 10.1063/1.5040593, View online: [https://doi.org/10.1063/1.5040593], [[media:GaAsSb_AlGaAs photocathode study.pdf]]<br />
<br />
* Marcy L. Stutzman, Philip A. Adderley, Md. Abdullah A. Mamun, and Matt Poelker, "''Nonevaporable getter coating chambers for extreme high vacuum,''" J. Vac. Sci. Technol. A '''36''', 031603 (2018) [https://avs.scitation.org/doi/full/10.1116/1.5010154],[[media:NEG coating chambers for extreme high vacuum.pdf]]<br />
<br />
== 2017 ==<br />
* M.A. Mamun, M. R. Hernandez-Flores, E. Morales, C. Hernandez-Garcia, and M. Poelker, "''Temperature Dependence of Alkali-Antimonide Photocathodes: Evaluation at Cryogenic Temperatures,''" Phys. Rev. Accel. Beams '''20''', 103403 (2017), [https://journals.aps.org/prab/abstract/10.1103/PhysRevAccelBeams.20.103403], [[media:Temperature dependence CsK2Sb photocathodes.pdf]]<br />
<br />
* C. Hernandez-Garcia, D. Bullard, F. Hannon, Y. Wang and M. Poelker, “''High voltage performance of a dc photoemission electron gun with centrifugal barrel-polished electrodes''”, Rev. Sci. Instrum. '''88''', 093303 (2017), [http://aip.scitation.org/doi/full/10.1063/1.4994794], [[media:Barrel polishing paper.pdf]]<br />
<br />
* C. Hernandez-Garcia, M. Krasilnikov, et al., "''Charge production studies from Cs<sub>2</sub>Te photocathodes in a normal conducting RF gun''", Nuclear Instruments and Methods in Physics Research, A '''871''' (2017) 97–104, [[Media:Carlos' PITZ charge studies article in NIMA August 2017.pdf]]<br />
<br />
* Wei Liu, Matt Poelker, Xincun Peng, Shukui Zhang, and Marcy Stutzman, "''A comprehensive evaluation of factors that influence the spin polarization of electrons emitted from bulk GaAs photocathodes''", J. Appl. Phys., '''122''', 035703 (2017), [http://aip.scitation.org/doi/pdf/10.1063/1.4994306], [[Media:polarization study.pdf]]<br />
<br />
* Yoshitaka Taira, Shukui Zhang, "''Split in phase singularities of an optical vortex by off-axis diffraction through a simple circular aperture''", Opt. Lett. '''42''', 1373 (2017), [https://www.osapublishing.org/ol/abstract.cfm?uri=ol-42-7-1373 Opt. Lett., 42, 1373 (2017)]<br />
<br />
== 2016 ==<br />
* Wei Liu, Yiqiao Chen, Wentao Lu, Aaron Moy, Matt Poelker, Marcy Stutzman, and Shukui Zhang, "''Record-level quantum efficiency from a high polarization strained GaAs/GaAsP superlattice photocathode with distributed Bragg reflector''", Appl. Phys. Lett. '''109''', 252104 (2016), [http://aip.scitation.org/doi/pdf/10.1063/1.4972180], [[media:DBR photocathode.pdf]]<br />
<br />
* Wei Liu, Shukui Zhang, Marcy Stutzman, and Matt Poelker, "''Effects of ion bombardment on bulk GaAs photocathodes with different surface-cleave planes''", Phys. Rev. Accel. Beams '''19''', 103402 (2016), [http://journals.aps.org/prab/pdf/10.1103/PhysRevAccelBeams.19.103402], [[media:ion implantation study.pdf]]<br />
<br />
* D. Abbott, P. Adderley, A. Adeyemi, P. Aguilera, M. Ali, H. Areti, M. Baylac, J. Benesch, G. Bosson, B. Cade, A. Camsonne, L. S. Cardman, J. Clark, P. Cole, S. Covert, C. Cuevas, O. Dadoun, D. Dale, H. Dong, J. Dumas, E. Fanchini, T. Forest, E. Forman, A. Freyberger, E. Froidefond, S. Golge, J. Grames, P. Guèye, J. Hansknecht, P. Harrell, J. Hoskins, C. Hyde, B. Josey, R. Kazimi, Y. Kim, D. Machie, K. Mahoney, R. Mammei, M. Marton, J. McCarter, M. McCaughan, M. McHugh, D. McNulty, K. E. Mesick, T. Michaelides, R. Michaels, B. Moffit, D. Moser, C. Muñoz Camacho, J.-F. Muraz, A. Opper, M. Poelker, J.-S. Réal, L. Richardson, S. Setiniyaz, M. Stutzman, R. Suleiman, C. Tennant, C. Tsai, D. Turner, M. Ungaro, A. Variola, E. Voutier, Y. Wang, and Y. Zhang, "''Production of Highly Polarized Positrons Using Polarized Electrons at MeV Energies''",<br />
** [http://journals.aps.org/prl/pdf/10.1103/PhysRevLett.116.214801 Phys. Rev. Lett., 116, 214801 (2016) ]<br />
** [https://arxiv.org/abs/1606.08877 arXiv:1606.08877 [physics.acc-ph]]<br />
** [[media:PhysRevLett.116.214801.pdf]]<br />
** [http://physics.aps.org/articles/v9/58 APS Focus article on PEPPo]<br />
** [http://www.dailypress.com/news/science/dp-nws-positrons-jeff-lab-20160612-story.html Daily Press article on PEPPo]<br />
<br />
* B. Roberts, F. Hannon, M. M. Ali, E. Forman, J. Grames, R. Kazimi, W. Moore, M. Pablo, M. Poelker, A. Sanchez, and D. Speirs, "''Harmonically resonant cavity as a bunch-length monitor''", Phys. Rev. Accel. Beams '''19''', 052801 (2016), [http://journals.aps.org/prab/abstract/10.1103/PhysRevAccelBeams.19.052801], [[Media:CEBAF harmonically resonant cavity bunchlength monitor.pdf]]<br />
<br />
* C. Hernandez-Garcia, M. Poelker, and J. Hansknecht, "''High Voltage Studies of Inverted-geometry Ceramic Insulators for a 350kV dc Polarized Electron Gun''", IEEE Transactions on Dielectrics and Electrical Insulation, Vol. 23, No. 1; February 2016 [http://ieeexplore.ieee.org/stamp/stamp.jsp?tp=&arnumber=7422586&tag=1], [[Media:High voltage studies in print.pdf]] <br />
<br />
* Md Abdullah A. Mamun, Abdelmageed A. Elmustafa, Carlos Hernandez-Garcia, Russell Mammei, and Matthew Poelker, "''Effect of Sb thickness on the performance of bialkali-antimonide photocathodes''", J. Vac. Sci. Technol. A '''34''' 021509 (2016), [http://scitation.aip.org/content/avs/journal/jvsta/34/2/10.1116/1.4939563], [[Media:alkali-antimonide study - long paper.pdf]]<br />
<br />
== 2015 ==<br />
* M. A. Mamun, C. Hernandez-Garcia, M. Poelker, and A. A. Elmustafa, "''Correlation of CsK<sub>2</sub>Sb photocathode lifetime with antimony thickness''", [http://scitation.aip.org/content/aip/journal/aplmater/3/6/10.1063/1.4922319 APL Materials '''3''', 066103 (2015)], [[Media:CsK<sub>2</sub>Sb using effusion source_short paper.pdf]]<br />
<br />
* Mahzad BastaniNejad, Abdelmageed A. Elmustafa, Eric Forman, Steven Covert, John Hansknecht, Carlos Hernandez-Garcia, Matthew Poelker, Lopa Das, Michael Kelley and Phillip Williams, "''Evaluation of electropolished stainless steel electrodes for use in DC high voltage photoelectron guns''", [http://scitation.aip.org/content/avs/journal/jvsta/33/4/10.1116/1.4920984 J. Vac. Sci. Technol. A '''33''' 041401 (2015)], [[Media:EP electrode study_in print.pdf]]<br />
<br />
* Md Abdullah A. Mamun, Abdelmageed A. Elmustafa, Rhys Taus, Eric Forman and Matthew Poelker, "''TiN coated aluminum electrodes for DC high voltage electron guns''", [http://scitation.aip.org/content/avs/journal/jvsta/33/3/10.1116/1.4916574 J. Vac. Sci. Technol. A '''33''', 031604 (2015)], [[Media:TiN coated aluminum electrodes_in print.pdf]]<br />
<br />
== 2014 ==<br />
<br />
* M. BastaniNejad, A. A. Elmustafa, E. Forman, J. Clark, S. Covert, J. Grames, J. Hansknecht, C. Hernandez-Garcia, M. Poelker, R. Suleiman, "''Improving the Performance of Stainless-Steel DC High Voltage Photoelectron Gun Cathode Electrodes via Gas Conditioning with Helium or Krypton''", [http://www.sciencedirect.com/science/article/pii/S0168900214006755 Nuclear Instruments and Methods in Physics Research A '''762''' 135 (2014)], [[Media:gas conditioning electrodes_in print.pdf]]<br />
<br />
* Md Abdullah A. Mamun, Abdelmageed A. Elmustafa, Marcy L. Stutzman, Philip A. Adderley, and Matthew Poelker, "''Effect of heat treatments and coatings on the outgassing rate of stainless steel chambers''”, Journal of Vacuum Science & Technology A '''32''', 021604 (2014) [https://avs.scitation.org/doi/10.1116/1.4853795], [[media:outgassing rate paper_in print.pdf]] <br />
<br />
* J. L. McCarter, A. Afanasev, T. J. Gay, J. Hansknecht, A. Kechiantz, M. Poelker, "''Measurement of Electron Beam Polarization from Unstrained GaAs via Two-Photon Photoemission''", [http://www.sciencedirect.com/science/article/pii/S0168900213016185 Nucl. Instr. and Meth. '''A738''', 149 (2014)], [[media:two photon paper_in print.pdf]]<br />
<br />
== 2013 ==<br />
<br />
* THE INTERNATIONAL LINEAR COLLIDER, Technical Design Report | Volume 3.ii: Accelerator Baseline Design, see Chapter 4 [https://arxiv.org/ftp/arxiv/papers/1306/1306.6328.pdf]<br />
<br />
* N. B. Clayburn, J. L. McCarter, J. M. Dreiling, M. Poelker, D. M. Ryan, and T. J. Gay, "''Search for spin-polarized photoemission from GaAs using light with orbital angular momentum''", [http://prb.aps.org/abstract/PRB/v87/i3/e035204 Phys. Rev. B '''87''', 035204 (2013) [8 pages] ] [[media:twisted light paper_in print.pdf]]<br />
<br />
* R. Mammei, R. Suleiman, J. Feingold, P. A. Adderley, J. Clark, S. Covert, J. Grames, J. Hansknecht, D. Machie, M. Poelker, T. Rao, J. Smedley, J. Walsh, J. McCarter, M. Ruiz-Osés,"''Charge Lifetime Measurements at High Average Current Using a K2CsSb Photocathode inside a DC High Voltage Photogun''", [http://journals.aps.org/prstab/pdf/10.1103/PhysRevSTAB.16.033401 Phys. Rev. ST Accel. Beams, '''16''', 033401 (2013)], [[media:CsK2Sb lifetime_in print.pdf]]<br />
<br />
== 2012 ==<br />
<br />
* "''An Engineering Guide To Photoinjectors''", editors Triveni Rao and David H. Dowell. Chapter 8 on polarized electrons by M. Poelker, [https://arxiv.org/ftp/arxiv/papers/1403/1403.7539.pdf], [[media:An Engineering Guide to Photoinjectors.pdf]]<br />
<br />
* B. Roberts, R.R. Mammei, M. Poelker, J.L. McCarter, "''Compact non-invasive electron bunch-length monitor''", [http://prst-ab.aps.org/abstract/PRSTAB/v15/i12/e122802 Phys. Rev. ST Accel. Beams '''15''', 122802 (2012) [7 pages] ], [[media:harmonic resonant cavity_in print.pdf]]<br />
<br />
* M. BastaniNejad, Md. Abdullah Mohamed, A. A. Elmustafa, P. Adderley, J. Clark, S. Covert, J. Hansknecht, C. Hernandez-Garcia, M. Poelker, R. Mammei, K. Surles-Law, and P. Williams, "''Evaluation of niobium as candidate electrode material for dc high voltage photoelectron guns''", [http://prst-ab.aps.org/abstract/PRSTAB/v15/i8/e083502 Phys. Rev. ST Accel. Beams '''15''', 083502 (2012) [11 pages]], [[media:niobium electrodes_in print.pdf]]<br />
<br />
* M. BastaniNejad, Md. Abdullah Mohamed, A. A. Elmustafa, P. Adderley, J. Clark, S. Covert, J. Hansknecht, C. Hernandez-Garcia, M. Poelker, R. Mammei, K. Surles-Law, and P. Williams, "''Erratum: Evaluation of niobium as candidate electrode material for dc high voltage photoelectron guns [Phys. Rev. ST Accel. Beams 15, 083502 (2012)]''", [http://journals.aps.org/prstab/pdf/10.1103/PhysRevSTAB.17.029901 Phys. Rev. ST Accel. Beams '''17''', 029901 (2014) [1 page]], [[media:erratum niobium electrode paper_corrected values for the emission area of field emitters.pdf]] <br />
<br />
* V. Shutthanandan, Z. Zhu, M.L. Stutzman, F.E. Hannon, C. Hernandez-Garcia, M.I. Nandasiri, S.V.N.T. Kuchibhatla, S. Thevuthasan, and W.P. Hess "''Surface science analysis of GaAs photocathodes following sustained electron beam delivery''", [http://journals.aps.org/prstab/abstract/10.1103/PhysRevSTAB.15.063501 Phys. Rev. ST Accel. Beams '''15''', 063501 (2012)]] [[media:analysis of used photocathodes_in print.pdf]]<br />
<br />
== 2011 ==<br />
<br />
* J. Grames, R. Suleiman, P. A. Adderley, J. Clark, J. Hansknecht, D. Machie, M. Poelker, and M. L. Stutzman, "''Charge and fluence lifetime measurements of a DC high voltage GaAs photogun at high average current''", [http://journals.aps.org/prstab/pdf/10.1103/PhysRevSTAB.14.043501 Phys. Rev. ST Accel. Beams '''14''', 043501 (2011)], [[media:high current lifetime_in print.pdf]]<br />
<br />
* Y C Chao, M Drury, C Hovater, A Hutton, G A Krafft, M Poelker, C Reece and M Tiefenback, Chapter 15: "CEBAF Accelerator Achievements" in "New Insights into the Structure of Matter: The First Decade of Science at Jefferson Lab" https://iopscience.iop.org/issue/1742-6596/299/1 [[media:CEBAF Accelerator Achievements.pdf]]<br />
<br />
== 2010 ==<br />
<br />
* P. A. Adderley, J. Clark, J. Grames, J. Hansknecht, K. Surles-Law, D. Machie, M. Poelker, M. L. Stutzman, and R. Suleiman, "''Load-locked dc high voltage GaAs photogun with an inverted-geometry ceramic insulator''", [http://journals.aps.org/prstab/abstract/10.1103/PhysRevSTAB.13.010101 Phys. Rev. ST Accel. Beams '''13''', 010101 (2010)], [[media:invgun_in print.pdf]]<br />
<br />
* J.L. McCarter, M.L.Stutzman, K.W.Trantham, T.G.Anderson, A.M.Cook, and T.J.Gay, "''A low-voltage retarding-field Mott polarimeter for photocathode characterization''", [http://www.sciencedirect.com/science/article/pii/S0168900210003797 Nucl. Instr. and Meth., '''A618''' (2010) 30] [[media:miniMott_in print.pdf]]<br />
<br />
== 2009 ==<br />
<br />
* J. Grames, J. Hansknect, M. Poelker, R. Suleiman, "''Jefferson Lab Injector Development for Next Generation Parity Violation Experiments''", European Journal of Hyperfine Interactions 2009 [[media: pavi09_suleiman.pdf]]<br />
<br />
== 2007 ==<br />
<br />
* M. Poelker, J. Grames, J. Hansknecht, R. Kazimi, J. Musson, "''Generation of Electron Bunches at Low Repetition Rates Using a Beat-Frequency Technique''", [http://journals.aps.org/prstab/pdf/10.1103/PhysRevSTAB.10.053502 Phys. Rev. ST Accel. Beams '''10''', 053502 (2007)] [[media:beat frequency paper_in print.pdf]]<br />
<br />
* M.L. Stutzman, P. Adderley, J. Brittian, J. Clark, J. Grames, J. Hansknecht, G.R. Myneni, M. Poelker, "''Characterization of the CEBAF 100 kV DC GaAs Photoelectron Gun Vacuum System''", [http://www.sciencedirect.com/science/article/pii/S0168900207002689 Nucl. Instr. And Meth. '''A574''', 213 (2007)], [[media:CEBAF vacuum_in print.pdf]]<br />
<br />
* C. K. Sinclair, M. Poelker, P. A. Adderley, B. M. Dunham, J. C. Hansknecht, P. Hartmann, J. S. Price, P. M. Rutt, W. J. Schneider, and M. Steigerwald, "''A High Average Current Polarized Electron Source with Long Cathode Operational Lifetime''", [http://journals.aps.org/prstab/abstract/10.1103/PhysRevSTAB.10.023501 Phys. Rev. ST Accel. Beams '''10''', 023501 (2007)] [[media:CEBAF source paper_in print.pdf]]<br />
<br />
== 2006 ==<br />
<br />
*J. Hansknecht and M. Poelker, "''Synchronous Photoinjection Using a Frequency-Doubled Gain-Switched Fiber-Coupled Seed Laser and ErYb-Doped Fiber Amplifier''", [http://journals.aps.org/prstab/abstract/10.1103/PhysRevSTAB.9.063501 Phys. Rev. ST Accel. Beams '''9''', 063501 (2006)] [[media:gain switched fiber laser MOPA_in print.pdf]]<br />
<br />
== 2005 ==<br />
* M. Baylac, P. Adderley, J. Brittian, J. Clark, T. Day, J. Grames, J. Hansknecht, M. Poelker, M. Stutzman, A.S. Terekhov and A.T. Wu, "''The Effects of Atomic Hydrogen and Deuterium Exposure on High Polarization GaAs Photocathodes''", [http://journals.aps.org/prstab/abstract/10.1103/PhysRevSTAB.8.123501 Phys. Rev. ST Accel. Beams '''8''', 123501 (2005)] [[media:hydrogen cleaning paper_in print.pdf]]<br />
<br />
== 2004 ==<br />
* J. M. Grames, C. K. Sinclair, J. Mitchell, E. Chudakov, H. Fenker, A. Freyberger, D. W. Higinbotham, M. Poelker, M. Steigerwald, M. Tiefenback, C. Cavata, S. Escoffier, F. Marie, T. Pussieux, P. Vernin, S. Danagoulian, V. Dharmawardane, R. Fatemi, K. Joo, M. Zeier, V. Gorbenko, R. Nasseripour, B. Raue, R. Suleiman, and B. Zihlmann, "''Unique electron polarimeter analyzing power comparison and precision spin-based energy measurement''", [http://journals.aps.org/prab/abstract/10.1103/PhysRevSTAB.7.042802 Phys. Rev. ST Accel. Beams '''7''', 042802 – Published 19 April 2004; Erratum Phys. Rev. ST Accel. Beams 13, 069901 (2010)] [[media:PhysRevSTAB.7.042802.pdf]]<br />
<br />
== 2003 ==<br />
<br />
M.L. Stutzman, P. Adderley, M. Poelker, M. Baylac, J. Clark, A. Day, J. Grames, J. Hansknecht, G.R. Myneni, P.M. Rutt, C.K. Sinclair "''A Comparison of Outgassing Measurments for Three Vacuum Chamber Materials''", American Institute of Physcis (2003) 300 - 306 [[media: 2003 Hydrogen in vacuum.pdf]]<br />
<br />
== 2002 ==<br />
<br />
<br />
== 2001 ==<br />
<br />
<br />
== 2000 ==<br />
<br />
<br />
== 1999 ==<br />
<br />
<br />
== 1998 ==<br />
* C. Hovater and M. Poelker, "''Injection Modelocked Ti-Sapphire Laser with Discreetly Variable Pulse Repetition Rates to 1.56 GHz''", [http://www.sciencedirect.com/science/article/pii/S0168900298009310 Nucl. Instr. And Meth. '''A418''', 280 (1998)] [[media:harmonic modelocked ti_sapphire laser_in print.pdf]]<br />
<br />
== 1995 ==<br />
* M. Poelker, "''High Power Gain Switched Diode Laser Master Oscillator and Amplifier''", [http://scitation.aip.org/content/aip/journal/apl/67/19/10.1063/1.114585 Appl. Phys. Lett. 67, 2762 (1995)], [[media:gainswitched diode MOPA_in print.pdf]]</div>Poelkerhttps://wiki.jlab.org/ciswiki/index.php?title=CIS_Refereed_Publications&diff=29259CIS Refereed Publications2023-02-15T16:53:36Z<p>Poelker: </p>
<hr />
<div>==2023==<br />
<br />
*D. Neto, K. Bailey, J. F. Benesch, B. Cade, B. DiGiovine, A. Freyberger, J. M. Grames, A. Hofler, R. J. Holt, R. Kazimi, D. Meekins, M. McCaughan, D. Moser, T. O’Connor, M. Poelker, K. E. Rehm, S. Riordan, R. Suleiman, R. Talwar, and C. Ugalde, "Measuring the cross section of the 15N(α,γ)19F reaction using a single-fluid bubble chamber," <br />
<br />
* P.A. Adderley, D. Bullard, Y.C. Chao, C.H. Gracia, J. Grames, J. Hansknecht, A. Hofler, R. Kazimi, J. Musson, C. Palatchi, K. Paschke, M. Poelker, G. Smith, M.L. Stutzman, R. Suleiman and Y. Wang, ''An overview of how parity-violating electron-scattering experiments are performed at CEBAF'', Nucl. Instrum. and Meth A '''1046''', 167710 (2023), https://doi.org/10.1016/j.nima.2022.167710, [[media:PV experiments at CEBAF.pdf]]<br />
<br />
==2022==<br />
* Robert Pearce, Xi Li, John Vennekate, Gianluigi Ciovati and Charles Bott, ''Electron beam treatment for the removal of 1,4-dioxane in water and wastewater'', Water Sci Technol 2022; wst2022407. doi: https://doi.org/10.2166/wst.2022.407, [[media:1,4dioxane removal at UITF.pdf]]<br />
<br />
* J. Arrington, M. Battaglieri, A. Boehnlein, S.A. Bogacz, W.K. Brooks, E. Chudakov, I. Cloët, R. Ent, H. Gao, J. Grames, L. Harwood, X. Ji, C. Keppel, G. Krafft, R.D. McKeown, J. Napolitano, J.W. Qiu, P. Rossi, M. Schram, S. Stepanyan, J. Stevens, A.P. Szczepaniak, N. Toro, X. Zheng, ''Physics with CEBAF at 12 GeV and future opportunities'', Progress in Particle and Nuclear Physics, 2022, 103985, ISSN 0146-6410, https://doi.org/10.1016/j.ppnp.2022.103985; (Also posted on arxiv: https://arxiv.org/abs/2112.00060)<br />
<br />
* S. A. K. Wijethunga, M. A. Mamun, R. Suleiman, C. Hernandez-Garcia, B. Bullard, J. R. Delayen, J. Grames, G. A. Krafft, G. Palacios-Serrano, and M. Poelker, "''Improving the electrostatic design of the Jefferson Lab 300 kV DC photogun''", Rev. Sci. Instrum. '''93''', 073303 (2022); https://aip.scitation.org/doi/10.1063/5.0091134 [[media:Sajini offset anode.pdf]]<br />
<br />
* Xi Li, Helmut Baumgart, Charles Bott, Gianluigi Ciovati, Shaun Gregory, Fay Hannon, Mike McCaughan, Robert Pearce, Matthew Poelker, Hannes Vennekate, and Shaoheng Wang, "''Design and commissioning of an e-beam irradiation beamline at the Upgraded Injector Test Facility at Jefferson Lab''", Nucl. Inst. and Meth. '''A1039''', 167093 (2022); https://doi.org/10.1016/j.nima.2022.167093 [[media:Xi's UITF water irradiation NIM paper.pdf]]<br />
<br />
==2021==<br />
<br />
==2020==<br />
<br />
* Wei Liu, Matt Poelker, John Smedley, Romain Ganter, Chapter 7 "''Photocathodes''" in the book ''Modern Developments in Vacuum Electron Sources'', [[media:Chapter 7.pdf]], Editors: Georg Gaertner, Wolfram Knapp, Richard G. Forbes, SSN 0303-4216ISSN 1437-0859 (electronic) Topics in Applied Physics ISBN 978-3-030-47290-0ISBN 978-3-030-47291-7 (eBook) https://doi.org/10.1007/978-3-030-47291-7 Springer Nature Switzerland AG 2020<br />
<br />
* Y. Wang, M. A. Mamun, P. Adderley, B. Bullard, J. Grames, J. Hansknecht, C. Hernandez-Garcia, R. Kazimi, G. A. Krafft, G. Palacios-Serrano, M. Poelker, M. L. Stutzman, R. Suleiman, M. Tiefenback, S. Wijethunga, J. Yoskowitz, and S. Zhang, "''Thermal emittance and lifetime of alkali-antimonide photocathodes grown on GaAs and molybdenum substrates evaluated in a -300 kV dc photogun''", Phys. Rev. Accel. Beams '''23''', 103401, Published 7 October 2020 [https://journals.aps.org/prab/abstract/10.1103/PhysRevAccelBeams.23.103401], [[media:Yan's photocathode paper_PRAB.pdf]]<br />
<br />
* J. M. Grames, C. K. Sinclair, M. Poelker, X. Roca-Maza, M. L. Stutzman, R. Suleiman, Md. A. Mamun, M. McHugh, D. Moser, J. Hansknecht, B. Moffit, and T. J. Gay, "''High precision 5 MeV Mott polarimeter''", [https://journals.aps.org/prc/abstract/10.1103/PhysRevC.102.015501 Phys. Rev. C 102, 015501] – Published 6 July 2020 [[media:PhysRevC.102.015501.pdf]]<br />
<br />
*G.Ciovati, M.Drury, J.Fischer, M.Stutzman and S.Suhring, “''Reduction of waveguide vacuum trips in CEBAF accelerating cavities with a combination ion pump and non-evaporable getter pump''” [[media:GigiNIM2020.pdf]] Nucl. Instrum. and Meth A964, (2020), 163788. <br />
<br />
*Xincun Peng, Matt Poelker, Marcy Stutzman, Bin Tang, Shukui Zhang, and Jijun Zou, "''Mie-type GaAs nanopillar array resonators for negative electron affinity photocathodes''", collaboration between Engineering Research Center of New Energy Technology of Jiangxi Province, East China University of Technology, Nanchang 330013, China and Thomas Jefferson National Accelerator Facility, 12000 Jefferson Avenue, Newport News, Virginia 23606,USA; Opt. Express '''28'''(2), 860-874 (2020); https://www.osapublishing.org/DirectPDFAccess/11F39DCB-BEE0-C06D-739FEF3676B92DCF_425659/oe-28-2-860.pdf?da=1&id=425659&seq=0&mobile=no; [[media:nanostructured photocathode paper_theoretical study.pdf]]<br />
<br />
==2019==<br />
* Xincun Peng, Zhidong Wang, Yun Liu, Dennis M. Manos, Matt Poelker, Marcy Stutzman, Bin Tang, Shukui Zhang, and Jijun Zou, "''Optical-Resonance-Enhanced Photoemission from Nanostructured GaAs Photocathodes''", Phys. Rev. Applied '''12''', 064002 (2019), https://journals.aps.org/prapplied/abstract/10.1103/PhysRevApplied.12.064002, [[media:nanostructured photocathode paper_experimental results.pdf]]<br />
<br />
* Mark Stefani and Fay Hannon,"''Longitudinal bunch profile diagnostic for magnetized electron beams''", Phys. Rev. Accel. Beams '''22''', 112802 (2019); DOI: 10.1103/PhysRevAccelBeams.22.112802; [[media:Mark and Ray rf deflector paper.pdf]]<br />
<br />
* Fay Hannon and Mark Stefani, "''Transverse uncorrelated emittance diagnosticfor magnetized electron beams''", Phys. Rev. Accel. Beams '''22''',102801 (2019), https://journals.aps.org/prab/pdf/10.1103/PhysRevAccelBeams.22.102801 <br />
<br />
* C. Hernandez-Garcia, B. Bullard, J. Benesch, J. Grames, J. Gubeli, F. Hannon, J. Hansknecht, J. Jordan, R. Kazimi, G. A. Krafft, M. A. Mamun, M. Poelker, M. L. Stutzman, R. Suleiman, M. Tiefenback, Y. Wang, and S. Zhang (Thomas Jefferson National Accelerator Facility, Newport News, Virginia 23606, USA); A. Valerio Lizarraga (Facultad de Ciencias Físico-matemáticas Universidad Autónoma de Sinaloa, Culiacán 80010, Mexico); R. Montoya Soto (Departamento de Física, Universidad de Guanajuato, León 37150, Mexico); A. Canales Ramos (Universidad Nacional Autónoma de Mexico, Mexico City 04510, Mexico), G. Palacios-Serrano, S. Wijethunga, J. T. Yoskowitz (Old Dominion University, Norfolk, Virginia 23529, USA) "''Compact −300kV dc inverted insulator photogun with biased anode and alkali-antimonide photocathode''", Phys. Rev. Accel. Beams '''22''', 113401 (2019), DOI:10.1103/PhysRevAccelBeams.22.113401, https://journals.aps.org/prab/pdf/10.1103/PhysRevAccelBeams.22.113401, [[media:GTS paper published in PRAB 2019.pdf]]<br />
<br />
* Wei Liu and Erdong Wang, "''Monte Carlo modeling of thin GaAs photocathodes,''" J. Appl. Phys. '''126''', 075706 (2019); https://doi.org/10.1063/1.5113804, [[media:modeling thin GaAs photocathodes.pdf]], Wei and Erdong modeled QE data obtained at JLab using the original hydrogen cleaning chamber, SPIRE/Bandwidth Semiconductor samples, MOCVD-grown bulk GaAs wafers with different thickness and dopant density.<br />
<br />
== 2018 ==<br />
* G. Palacios-Serrano, F. Hannon, C. Hernandez-Garcia, M. Poelker, and H. Baumgart, "''Electrostatic design and conditioning of a triple point junction shield for a -200 kV DC high voltage photogun,''" Review of Scientific Instruments '''89''', 104703 (2018), doi: 10.1063/1.5048700, view online:[https://aip.scitation.org/doi/pdf/10.1063/1.5048700?class=pdf text], [[media:COMSOL modeling of 200kV gun.pdf]]<br />
<br />
* K. Aulenbacher, E. Chudakov, D. Gaskell, J. Grames, and K.D. Paschke, "''Precision electron beam polarimetry for next generation nuclear physics experiments''", International Journal of Modern Physics E, '''27''', 7 (2018) 1830004 (57 pages) DOI: 10.1142/S0218301318300047 [https://www.worldscientific.com/doi/abs/10.1142/S0218301318300047 On-Line] [[media:IJMPE_27_7_2018.pdf]]<br />
<br />
* Wei Liu, Yiqiao Chen, Aaron Moy, Matthew Poelker, Marcy Stutzman, and Shukui Zhang, "''Evaluation of GaAsSb/AlGaAs strained superlattice photocathodes,''" AIP Advances '''8''', 075308 (2018); doi: 10.1063/1.5040593, View online: [https://doi.org/10.1063/1.5040593], [[media:GaAsSb_AlGaAs photocathode study.pdf]]<br />
<br />
* Marcy L. Stutzman, Philip A. Adderley, Md. Abdullah A. Mamun, and Matt Poelker, "''Nonevaporable getter coating chambers for extreme high vacuum,''" J. Vac. Sci. Technol. A '''36''', 031603 (2018) [https://avs.scitation.org/doi/full/10.1116/1.5010154],[[media:NEG coating chambers for extreme high vacuum.pdf]]<br />
<br />
== 2017 ==<br />
* M.A. Mamun, M. R. Hernandez-Flores, E. Morales, C. Hernandez-Garcia, and M. Poelker, "''Temperature Dependence of Alkali-Antimonide Photocathodes: Evaluation at Cryogenic Temperatures,''" Phys. Rev. Accel. Beams '''20''', 103403 (2017), [https://journals.aps.org/prab/abstract/10.1103/PhysRevAccelBeams.20.103403], [[media:Temperature dependence CsK2Sb photocathodes.pdf]]<br />
<br />
* C. Hernandez-Garcia, D. Bullard, F. Hannon, Y. Wang and M. Poelker, “''High voltage performance of a dc photoemission electron gun with centrifugal barrel-polished electrodes''”, Rev. Sci. Instrum. '''88''', 093303 (2017), [http://aip.scitation.org/doi/full/10.1063/1.4994794], [[media:Barrel polishing paper.pdf]]<br />
<br />
* C. Hernandez-Garcia, M. Krasilnikov, et al., "''Charge production studies from Cs<sub>2</sub>Te photocathodes in a normal conducting RF gun''", Nuclear Instruments and Methods in Physics Research, A '''871''' (2017) 97–104, [[Media:Carlos' PITZ charge studies article in NIMA August 2017.pdf]]<br />
<br />
* Wei Liu, Matt Poelker, Xincun Peng, Shukui Zhang, and Marcy Stutzman, "''A comprehensive evaluation of factors that influence the spin polarization of electrons emitted from bulk GaAs photocathodes''", J. Appl. Phys., '''122''', 035703 (2017), [http://aip.scitation.org/doi/pdf/10.1063/1.4994306], [[Media:polarization study.pdf]]<br />
<br />
* Yoshitaka Taira, Shukui Zhang, "''Split in phase singularities of an optical vortex by off-axis diffraction through a simple circular aperture''", Opt. Lett. '''42''', 1373 (2017), [https://www.osapublishing.org/ol/abstract.cfm?uri=ol-42-7-1373 Opt. Lett., 42, 1373 (2017)]<br />
<br />
== 2016 ==<br />
* Wei Liu, Yiqiao Chen, Wentao Lu, Aaron Moy, Matt Poelker, Marcy Stutzman, and Shukui Zhang, "''Record-level quantum efficiency from a high polarization strained GaAs/GaAsP superlattice photocathode with distributed Bragg reflector''", Appl. Phys. Lett. '''109''', 252104 (2016), [http://aip.scitation.org/doi/pdf/10.1063/1.4972180], [[media:DBR photocathode.pdf]]<br />
<br />
* Wei Liu, Shukui Zhang, Marcy Stutzman, and Matt Poelker, "''Effects of ion bombardment on bulk GaAs photocathodes with different surface-cleave planes''", Phys. Rev. Accel. Beams '''19''', 103402 (2016), [http://journals.aps.org/prab/pdf/10.1103/PhysRevAccelBeams.19.103402], [[media:ion implantation study.pdf]]<br />
<br />
* D. Abbott, P. Adderley, A. Adeyemi, P. Aguilera, M. Ali, H. Areti, M. Baylac, J. Benesch, G. Bosson, B. Cade, A. Camsonne, L. S. Cardman, J. Clark, P. Cole, S. Covert, C. Cuevas, O. Dadoun, D. Dale, H. Dong, J. Dumas, E. Fanchini, T. Forest, E. Forman, A. Freyberger, E. Froidefond, S. Golge, J. Grames, P. Guèye, J. Hansknecht, P. Harrell, J. Hoskins, C. Hyde, B. Josey, R. Kazimi, Y. Kim, D. Machie, K. Mahoney, R. Mammei, M. Marton, J. McCarter, M. McCaughan, M. McHugh, D. McNulty, K. E. Mesick, T. Michaelides, R. Michaels, B. Moffit, D. Moser, C. Muñoz Camacho, J.-F. Muraz, A. Opper, M. Poelker, J.-S. Réal, L. Richardson, S. Setiniyaz, M. Stutzman, R. Suleiman, C. Tennant, C. Tsai, D. Turner, M. Ungaro, A. Variola, E. Voutier, Y. Wang, and Y. Zhang, "''Production of Highly Polarized Positrons Using Polarized Electrons at MeV Energies''",<br />
** [http://journals.aps.org/prl/pdf/10.1103/PhysRevLett.116.214801 Phys. Rev. Lett., 116, 214801 (2016) ]<br />
** [https://arxiv.org/abs/1606.08877 arXiv:1606.08877 [physics.acc-ph]]<br />
** [[media:PhysRevLett.116.214801.pdf]]<br />
** [http://physics.aps.org/articles/v9/58 APS Focus article on PEPPo]<br />
** [http://www.dailypress.com/news/science/dp-nws-positrons-jeff-lab-20160612-story.html Daily Press article on PEPPo]<br />
<br />
* B. Roberts, F. Hannon, M. M. Ali, E. Forman, J. Grames, R. Kazimi, W. Moore, M. Pablo, M. Poelker, A. Sanchez, and D. Speirs, "''Harmonically resonant cavity as a bunch-length monitor''", Phys. Rev. Accel. Beams '''19''', 052801 (2016), [http://journals.aps.org/prab/abstract/10.1103/PhysRevAccelBeams.19.052801], [[Media:CEBAF harmonically resonant cavity bunchlength monitor.pdf]]<br />
<br />
* C. Hernandez-Garcia, M. Poelker, and J. Hansknecht, "''High Voltage Studies of Inverted-geometry Ceramic Insulators for a 350kV dc Polarized Electron Gun''", IEEE Transactions on Dielectrics and Electrical Insulation, Vol. 23, No. 1; February 2016 [http://ieeexplore.ieee.org/stamp/stamp.jsp?tp=&arnumber=7422586&tag=1], [[Media:High voltage studies in print.pdf]] <br />
<br />
* Md Abdullah A. Mamun, Abdelmageed A. Elmustafa, Carlos Hernandez-Garcia, Russell Mammei, and Matthew Poelker, "''Effect of Sb thickness on the performance of bialkali-antimonide photocathodes''", J. Vac. Sci. Technol. A '''34''' 021509 (2016), [http://scitation.aip.org/content/avs/journal/jvsta/34/2/10.1116/1.4939563], [[Media:alkali-antimonide study - long paper.pdf]]<br />
<br />
== 2015 ==<br />
* M. A. Mamun, C. Hernandez-Garcia, M. Poelker, and A. A. Elmustafa, "''Correlation of CsK<sub>2</sub>Sb photocathode lifetime with antimony thickness''", [http://scitation.aip.org/content/aip/journal/aplmater/3/6/10.1063/1.4922319 APL Materials '''3''', 066103 (2015)], [[Media:CsK<sub>2</sub>Sb using effusion source_short paper.pdf]]<br />
<br />
* Mahzad BastaniNejad, Abdelmageed A. Elmustafa, Eric Forman, Steven Covert, John Hansknecht, Carlos Hernandez-Garcia, Matthew Poelker, Lopa Das, Michael Kelley and Phillip Williams, "''Evaluation of electropolished stainless steel electrodes for use in DC high voltage photoelectron guns''", [http://scitation.aip.org/content/avs/journal/jvsta/33/4/10.1116/1.4920984 J. Vac. Sci. Technol. A '''33''' 041401 (2015)], [[Media:EP electrode study_in print.pdf]]<br />
<br />
* Md Abdullah A. Mamun, Abdelmageed A. Elmustafa, Rhys Taus, Eric Forman and Matthew Poelker, "''TiN coated aluminum electrodes for DC high voltage electron guns''", [http://scitation.aip.org/content/avs/journal/jvsta/33/3/10.1116/1.4916574 J. Vac. Sci. Technol. A '''33''', 031604 (2015)], [[Media:TiN coated aluminum electrodes_in print.pdf]]<br />
<br />
== 2014 ==<br />
<br />
* M. BastaniNejad, A. A. Elmustafa, E. Forman, J. Clark, S. Covert, J. Grames, J. Hansknecht, C. Hernandez-Garcia, M. Poelker, R. Suleiman, "''Improving the Performance of Stainless-Steel DC High Voltage Photoelectron Gun Cathode Electrodes via Gas Conditioning with Helium or Krypton''", [http://www.sciencedirect.com/science/article/pii/S0168900214006755 Nuclear Instruments and Methods in Physics Research A '''762''' 135 (2014)], [[Media:gas conditioning electrodes_in print.pdf]]<br />
<br />
* Md Abdullah A. Mamun, Abdelmageed A. Elmustafa, Marcy L. Stutzman, Philip A. Adderley, and Matthew Poelker, "''Effect of heat treatments and coatings on the outgassing rate of stainless steel chambers''”, Journal of Vacuum Science & Technology A '''32''', 021604 (2014) [https://avs.scitation.org/doi/10.1116/1.4853795], [[media:outgassing rate paper_in print.pdf]] <br />
<br />
* J. L. McCarter, A. Afanasev, T. J. Gay, J. Hansknecht, A. Kechiantz, M. Poelker, "''Measurement of Electron Beam Polarization from Unstrained GaAs via Two-Photon Photoemission''", [http://www.sciencedirect.com/science/article/pii/S0168900213016185 Nucl. Instr. and Meth. '''A738''', 149 (2014)], [[media:two photon paper_in print.pdf]]<br />
<br />
== 2013 ==<br />
<br />
* THE INTERNATIONAL LINEAR COLLIDER, Technical Design Report | Volume 3.ii: Accelerator Baseline Design, see Chapter 4 [https://arxiv.org/ftp/arxiv/papers/1306/1306.6328.pdf]<br />
<br />
* N. B. Clayburn, J. L. McCarter, J. M. Dreiling, M. Poelker, D. M. Ryan, and T. J. Gay, "''Search for spin-polarized photoemission from GaAs using light with orbital angular momentum''", [http://prb.aps.org/abstract/PRB/v87/i3/e035204 Phys. Rev. B '''87''', 035204 (2013) [8 pages] ] [[media:twisted light paper_in print.pdf]]<br />
<br />
* R. Mammei, R. Suleiman, J. Feingold, P. A. Adderley, J. Clark, S. Covert, J. Grames, J. Hansknecht, D. Machie, M. Poelker, T. Rao, J. Smedley, J. Walsh, J. McCarter, M. Ruiz-Osés,"''Charge Lifetime Measurements at High Average Current Using a K2CsSb Photocathode inside a DC High Voltage Photogun''", [http://journals.aps.org/prstab/pdf/10.1103/PhysRevSTAB.16.033401 Phys. Rev. ST Accel. Beams, '''16''', 033401 (2013)], [[media:CsK2Sb lifetime_in print.pdf]]<br />
<br />
== 2012 ==<br />
<br />
* "''An Engineering Guide To Photoinjectors''", editors Triveni Rao and David H. Dowell. Chapter 8 on polarized electrons by M. Poelker, [https://arxiv.org/ftp/arxiv/papers/1403/1403.7539.pdf], [[media:An Engineering Guide to Photoinjectors.pdf]]<br />
<br />
* B. Roberts, R.R. Mammei, M. Poelker, J.L. McCarter, "''Compact non-invasive electron bunch-length monitor''", [http://prst-ab.aps.org/abstract/PRSTAB/v15/i12/e122802 Phys. Rev. ST Accel. Beams '''15''', 122802 (2012) [7 pages] ], [[media:harmonic resonant cavity_in print.pdf]]<br />
<br />
* M. BastaniNejad, Md. Abdullah Mohamed, A. A. Elmustafa, P. Adderley, J. Clark, S. Covert, J. Hansknecht, C. Hernandez-Garcia, M. Poelker, R. Mammei, K. Surles-Law, and P. Williams, "''Evaluation of niobium as candidate electrode material for dc high voltage photoelectron guns''", [http://prst-ab.aps.org/abstract/PRSTAB/v15/i8/e083502 Phys. Rev. ST Accel. Beams '''15''', 083502 (2012) [11 pages]], [[media:niobium electrodes_in print.pdf]]<br />
<br />
* M. BastaniNejad, Md. Abdullah Mohamed, A. A. Elmustafa, P. Adderley, J. Clark, S. Covert, J. Hansknecht, C. Hernandez-Garcia, M. Poelker, R. Mammei, K. Surles-Law, and P. Williams, "''Erratum: Evaluation of niobium as candidate electrode material for dc high voltage photoelectron guns [Phys. Rev. ST Accel. Beams 15, 083502 (2012)]''", [http://journals.aps.org/prstab/pdf/10.1103/PhysRevSTAB.17.029901 Phys. Rev. ST Accel. Beams '''17''', 029901 (2014) [1 page]], [[media:erratum niobium electrode paper_corrected values for the emission area of field emitters.pdf]] <br />
<br />
* V. Shutthanandan, Z. Zhu, M.L. Stutzman, F.E. Hannon, C. Hernandez-Garcia, M.I. Nandasiri, S.V.N.T. Kuchibhatla, S. Thevuthasan, and W.P. Hess "''Surface science analysis of GaAs photocathodes following sustained electron beam delivery''", [http://journals.aps.org/prstab/abstract/10.1103/PhysRevSTAB.15.063501 Phys. Rev. ST Accel. Beams '''15''', 063501 (2012)]] [[media:analysis of used photocathodes_in print.pdf]]<br />
<br />
== 2011 ==<br />
<br />
* J. Grames, R. Suleiman, P. A. Adderley, J. Clark, J. Hansknecht, D. Machie, M. Poelker, and M. L. Stutzman, "''Charge and fluence lifetime measurements of a DC high voltage GaAs photogun at high average current''", [http://journals.aps.org/prstab/pdf/10.1103/PhysRevSTAB.14.043501 Phys. Rev. ST Accel. Beams '''14''', 043501 (2011)], [[media:high current lifetime_in print.pdf]]<br />
<br />
* Y C Chao, M Drury, C Hovater, A Hutton, G A Krafft, M Poelker, C Reece and M Tiefenback, Chapter 15: "CEBAF Accelerator Achievements" in "New Insights into the Structure of Matter: The First Decade of Science at Jefferson Lab" https://iopscience.iop.org/issue/1742-6596/299/1 [[media:CEBAF Accelerator Achievements.pdf]]<br />
<br />
== 2010 ==<br />
<br />
* P. A. Adderley, J. Clark, J. Grames, J. Hansknecht, K. Surles-Law, D. Machie, M. Poelker, M. L. Stutzman, and R. Suleiman, "''Load-locked dc high voltage GaAs photogun with an inverted-geometry ceramic insulator''", [http://journals.aps.org/prstab/abstract/10.1103/PhysRevSTAB.13.010101 Phys. Rev. ST Accel. Beams '''13''', 010101 (2010)], [[media:invgun_in print.pdf]]<br />
<br />
* J.L. McCarter, M.L.Stutzman, K.W.Trantham, T.G.Anderson, A.M.Cook, and T.J.Gay, "''A low-voltage retarding-field Mott polarimeter for photocathode characterization''", [http://www.sciencedirect.com/science/article/pii/S0168900210003797 Nucl. Instr. and Meth., '''A618''' (2010) 30] [[media:miniMott_in print.pdf]]<br />
<br />
== 2009 ==<br />
<br />
* J. Grames, J. Hansknect, M. Poelker, R. Suleiman, "''Jefferson Lab Injector Development for Next Generation Parity Violation Experiments''", European Journal of Hyperfine Interactions 2009 [[media: pavi09_suleiman.pdf]]<br />
<br />
== 2007 ==<br />
<br />
* M. Poelker, J. Grames, J. Hansknecht, R. Kazimi, J. Musson, "''Generation of Electron Bunches at Low Repetition Rates Using a Beat-Frequency Technique''", [http://journals.aps.org/prstab/pdf/10.1103/PhysRevSTAB.10.053502 Phys. Rev. ST Accel. Beams '''10''', 053502 (2007)] [[media:beat frequency paper_in print.pdf]]<br />
<br />
* M.L. Stutzman, P. Adderley, J. Brittian, J. Clark, J. Grames, J. Hansknecht, G.R. Myneni, M. Poelker, "''Characterization of the CEBAF 100 kV DC GaAs Photoelectron Gun Vacuum System''", [http://www.sciencedirect.com/science/article/pii/S0168900207002689 Nucl. Instr. And Meth. '''A574''', 213 (2007)], [[media:CEBAF vacuum_in print.pdf]]<br />
<br />
* C. K. Sinclair, M. Poelker, P. A. Adderley, B. M. Dunham, J. C. Hansknecht, P. Hartmann, J. S. Price, P. M. Rutt, W. J. Schneider, and M. Steigerwald, "''A High Average Current Polarized Electron Source with Long Cathode Operational Lifetime''", [http://journals.aps.org/prstab/abstract/10.1103/PhysRevSTAB.10.023501 Phys. Rev. ST Accel. Beams '''10''', 023501 (2007)] [[media:CEBAF source paper_in print.pdf]]<br />
<br />
== 2006 ==<br />
<br />
*J. Hansknecht and M. Poelker, "''Synchronous Photoinjection Using a Frequency-Doubled Gain-Switched Fiber-Coupled Seed Laser and ErYb-Doped Fiber Amplifier''", [http://journals.aps.org/prstab/abstract/10.1103/PhysRevSTAB.9.063501 Phys. Rev. ST Accel. Beams '''9''', 063501 (2006)] [[media:gain switched fiber laser MOPA_in print.pdf]]<br />
<br />
== 2005 ==<br />
* M. Baylac, P. Adderley, J. Brittian, J. Clark, T. Day, J. Grames, J. Hansknecht, M. Poelker, M. Stutzman, A.S. Terekhov and A.T. Wu, "''The Effects of Atomic Hydrogen and Deuterium Exposure on High Polarization GaAs Photocathodes''", [http://journals.aps.org/prstab/abstract/10.1103/PhysRevSTAB.8.123501 Phys. Rev. ST Accel. Beams '''8''', 123501 (2005)] [[media:hydrogen cleaning paper_in print.pdf]]<br />
<br />
== 2004 ==<br />
* J. M. Grames, C. K. Sinclair, J. Mitchell, E. Chudakov, H. Fenker, A. Freyberger, D. W. Higinbotham, M. Poelker, M. Steigerwald, M. Tiefenback, C. Cavata, S. Escoffier, F. Marie, T. Pussieux, P. Vernin, S. Danagoulian, V. Dharmawardane, R. Fatemi, K. Joo, M. Zeier, V. Gorbenko, R. Nasseripour, B. Raue, R. Suleiman, and B. Zihlmann, "''Unique electron polarimeter analyzing power comparison and precision spin-based energy measurement''", [http://journals.aps.org/prab/abstract/10.1103/PhysRevSTAB.7.042802 Phys. Rev. ST Accel. Beams '''7''', 042802 – Published 19 April 2004; Erratum Phys. Rev. ST Accel. Beams 13, 069901 (2010)] [[media:PhysRevSTAB.7.042802.pdf]]<br />
<br />
== 2003 ==<br />
<br />
M.L. Stutzman, P. Adderley, M. Poelker, M. Baylac, J. Clark, A. Day, J. Grames, J. Hansknecht, G.R. Myneni, P.M. Rutt, C.K. Sinclair "''A Comparison of Outgassing Measurments for Three Vacuum Chamber Materials''", American Institute of Physcis (2003) 300 - 306 [[media: 2003 Hydrogen in vacuum.pdf]]<br />
<br />
== 2002 ==<br />
<br />
<br />
== 2001 ==<br />
<br />
<br />
== 2000 ==<br />
<br />
<br />
== 1999 ==<br />
<br />
<br />
== 1998 ==<br />
* C. Hovater and M. Poelker, "''Injection Modelocked Ti-Sapphire Laser with Discreetly Variable Pulse Repetition Rates to 1.56 GHz''", [http://www.sciencedirect.com/science/article/pii/S0168900298009310 Nucl. Instr. And Meth. '''A418''', 280 (1998)] [[media:harmonic modelocked ti_sapphire laser_in print.pdf]]<br />
<br />
== 1995 ==<br />
* M. Poelker, "''High Power Gain Switched Diode Laser Master Oscillator and Amplifier''", [http://scitation.aip.org/content/aip/journal/apl/67/19/10.1063/1.114585 Appl. Phys. Lett. 67, 2762 (1995)], [[media:gainswitched diode MOPA_in print.pdf]]</div>Poelkerhttps://wiki.jlab.org/ciswiki/index.php?title=CIS_Refereed_Publications&diff=29252CIS Refereed Publications2023-02-13T20:55:01Z<p>Poelker: </p>
<hr />
<div>==2023==<br />
<br />
* P.A. Adderley, D. Bullard, Y.C. Chao, C.H. Gracia, J. Grames, J. Hansknecht, A. Hofler, R. Kazimi, J. Musson, C. Palatchi, K. Paschke, M. Poelker, G. Smith, M.L. Stutzman, R. Suleiman and Y. Wang, ''An overview of how parity-violating electron-scattering experiments are performed at CEBAF'', Nucl. Instrum. and Meth A '''1046''', 167710 (2023), https://doi.org/10.1016/j.nima.2022.167710, [[media:PV experiments at CEBAF.pdf]]<br />
<br />
==2022==<br />
* Robert Pearce, Xi Li, John Vennekate, Gianluigi Ciovati and Charles Bott, ''Electron beam treatment for the removal of 1,4-dioxane in water and wastewater'', Water Sci Technol 2022; wst2022407. doi: https://doi.org/10.2166/wst.2022.407, [[media:1,4dioxane removal at UITF.pdf]]<br />
<br />
* J. Arrington, M. Battaglieri, A. Boehnlein, S.A. Bogacz, W.K. Brooks, E. Chudakov, I. Cloët, R. Ent, H. Gao, J. Grames, L. Harwood, X. Ji, C. Keppel, G. Krafft, R.D. McKeown, J. Napolitano, J.W. Qiu, P. Rossi, M. Schram, S. Stepanyan, J. Stevens, A.P. Szczepaniak, N. Toro, X. Zheng, ''Physics with CEBAF at 12 GeV and future opportunities'', Progress in Particle and Nuclear Physics, 2022, 103985, ISSN 0146-6410, https://doi.org/10.1016/j.ppnp.2022.103985; (Also posted on arxiv: https://arxiv.org/abs/2112.00060)<br />
<br />
* S. A. K. Wijethunga, M. A. Mamun, R. Suleiman, C. Hernandez-Garcia, B. Bullard, J. R. Delayen, J. Grames, G. A. Krafft, G. Palacios-Serrano, and M. Poelker, "''Improving the electrostatic design of the Jefferson Lab 300 kV DC photogun''", Rev. Sci. Instrum. '''93''', 073303 (2022); https://aip.scitation.org/doi/10.1063/5.0091134 [[media:Sajini offset anode.pdf]]<br />
<br />
* Xi Li, Helmut Baumgart, Charles Bott, Gianluigi Ciovati, Shaun Gregory, Fay Hannon, Mike McCaughan, Robert Pearce, Matthew Poelker, Hannes Vennekate, and Shaoheng Wang, "''Design and commissioning of an e-beam irradiation beamline at the Upgraded Injector Test Facility at Jefferson Lab''", Nucl. Inst. and Meth. '''A1039''', 167093 (2022); https://doi.org/10.1016/j.nima.2022.167093 [[media:Xi's UITF water irradiation NIM paper.pdf]]<br />
<br />
==2021==<br />
<br />
==2020==<br />
<br />
* Wei Liu, Matt Poelker, John Smedley, Romain Ganter, Chapter 7 "''Photocathodes''" in the book ''Modern Developments in Vacuum Electron Sources'', [[media:Chapter 7.pdf]], Editors: Georg Gaertner, Wolfram Knapp, Richard G. Forbes, SSN 0303-4216ISSN 1437-0859 (electronic) Topics in Applied Physics ISBN 978-3-030-47290-0ISBN 978-3-030-47291-7 (eBook) https://doi.org/10.1007/978-3-030-47291-7 Springer Nature Switzerland AG 2020<br />
<br />
* Y. Wang, M. A. Mamun, P. Adderley, B. Bullard, J. Grames, J. Hansknecht, C. Hernandez-Garcia, R. Kazimi, G. A. Krafft, G. Palacios-Serrano, M. Poelker, M. L. Stutzman, R. Suleiman, M. Tiefenback, S. Wijethunga, J. Yoskowitz, and S. Zhang, "''Thermal emittance and lifetime of alkali-antimonide photocathodes grown on GaAs and molybdenum substrates evaluated in a -300 kV dc photogun''", Phys. Rev. Accel. Beams '''23''', 103401, Published 7 October 2020 [https://journals.aps.org/prab/abstract/10.1103/PhysRevAccelBeams.23.103401], [[media:Yan's photocathode paper_PRAB.pdf]]<br />
<br />
* J. M. Grames, C. K. Sinclair, M. Poelker, X. Roca-Maza, M. L. Stutzman, R. Suleiman, Md. A. Mamun, M. McHugh, D. Moser, J. Hansknecht, B. Moffit, and T. J. Gay, "''High precision 5 MeV Mott polarimeter''", [https://journals.aps.org/prc/abstract/10.1103/PhysRevC.102.015501 Phys. Rev. C 102, 015501] – Published 6 July 2020 [[media:PhysRevC.102.015501.pdf]]<br />
<br />
*G.Ciovati, M.Drury, J.Fischer, M.Stutzman and S.Suhring, “''Reduction of waveguide vacuum trips in CEBAF accelerating cavities with a combination ion pump and non-evaporable getter pump''” [[media:GigiNIM2020.pdf]] Nucl. Instrum. and Meth A964, (2020), 163788. <br />
<br />
*Xincun Peng, Matt Poelker, Marcy Stutzman, Bin Tang, Shukui Zhang, and Jijun Zou, "''Mie-type GaAs nanopillar array resonators for negative electron affinity photocathodes''", collaboration between Engineering Research Center of New Energy Technology of Jiangxi Province, East China University of Technology, Nanchang 330013, China and Thomas Jefferson National Accelerator Facility, 12000 Jefferson Avenue, Newport News, Virginia 23606,USA; Opt. Express '''28'''(2), 860-874 (2020); https://www.osapublishing.org/DirectPDFAccess/11F39DCB-BEE0-C06D-739FEF3676B92DCF_425659/oe-28-2-860.pdf?da=1&id=425659&seq=0&mobile=no; [[media:nanostructured photocathode paper_theoretical study.pdf]]<br />
<br />
==2019==<br />
* Xincun Peng, Zhidong Wang, Yun Liu, Dennis M. Manos, Matt Poelker, Marcy Stutzman, Bin Tang, Shukui Zhang, and Jijun Zou, "''Optical-Resonance-Enhanced Photoemission from Nanostructured GaAs Photocathodes''", Phys. Rev. Applied '''12''', 064002 (2019), https://journals.aps.org/prapplied/abstract/10.1103/PhysRevApplied.12.064002, [[media:nanostructured photocathode paper_experimental results.pdf]]<br />
<br />
* Mark Stefani and Fay Hannon,"''Longitudinal bunch profile diagnostic for magnetized electron beams''", Phys. Rev. Accel. Beams '''22''', 112802 (2019); DOI: 10.1103/PhysRevAccelBeams.22.112802; [[media:Mark and Ray rf deflector paper.pdf]]<br />
<br />
* Fay Hannon and Mark Stefani, "''Transverse uncorrelated emittance diagnosticfor magnetized electron beams''", Phys. Rev. Accel. Beams '''22''',102801 (2019), https://journals.aps.org/prab/pdf/10.1103/PhysRevAccelBeams.22.102801 <br />
<br />
* C. Hernandez-Garcia, B. Bullard, J. Benesch, J. Grames, J. Gubeli, F. Hannon, J. Hansknecht, J. Jordan, R. Kazimi, G. A. Krafft, M. A. Mamun, M. Poelker, M. L. Stutzman, R. Suleiman, M. Tiefenback, Y. Wang, and S. Zhang (Thomas Jefferson National Accelerator Facility, Newport News, Virginia 23606, USA); A. Valerio Lizarraga (Facultad de Ciencias Físico-matemáticas Universidad Autónoma de Sinaloa, Culiacán 80010, Mexico); R. Montoya Soto (Departamento de Física, Universidad de Guanajuato, León 37150, Mexico); A. Canales Ramos (Universidad Nacional Autónoma de Mexico, Mexico City 04510, Mexico), G. Palacios-Serrano, S. Wijethunga, J. T. Yoskowitz (Old Dominion University, Norfolk, Virginia 23529, USA) "''Compact −300kV dc inverted insulator photogun with biased anode and alkali-antimonide photocathode''", Phys. Rev. Accel. Beams '''22''', 113401 (2019), DOI:10.1103/PhysRevAccelBeams.22.113401, https://journals.aps.org/prab/pdf/10.1103/PhysRevAccelBeams.22.113401, [[media:GTS paper published in PRAB 2019.pdf]]<br />
<br />
* Wei Liu and Erdong Wang, "''Monte Carlo modeling of thin GaAs photocathodes,''" J. Appl. Phys. '''126''', 075706 (2019); https://doi.org/10.1063/1.5113804, [[media:modeling thin GaAs photocathodes.pdf]], Wei and Erdong modeled QE data obtained at JLab using the original hydrogen cleaning chamber, SPIRE/Bandwidth Semiconductor samples, MOCVD-grown bulk GaAs wafers with different thickness and dopant density.<br />
<br />
== 2018 ==<br />
* G. Palacios-Serrano, F. Hannon, C. Hernandez-Garcia, M. Poelker, and H. Baumgart, "''Electrostatic design and conditioning of a triple point junction shield for a -200 kV DC high voltage photogun,''" Review of Scientific Instruments '''89''', 104703 (2018), doi: 10.1063/1.5048700, view online:[https://aip.scitation.org/doi/pdf/10.1063/1.5048700?class=pdf text], [[media:COMSOL modeling of 200kV gun.pdf]]<br />
<br />
* K. Aulenbacher, E. Chudakov, D. Gaskell, J. Grames, and K.D. Paschke, "''Precision electron beam polarimetry for next generation nuclear physics experiments''", International Journal of Modern Physics E, '''27''', 7 (2018) 1830004 (57 pages) DOI: 10.1142/S0218301318300047 [https://www.worldscientific.com/doi/abs/10.1142/S0218301318300047 On-Line] [[media:IJMPE_27_7_2018.pdf]]<br />
<br />
* Wei Liu, Yiqiao Chen, Aaron Moy, Matthew Poelker, Marcy Stutzman, and Shukui Zhang, "''Evaluation of GaAsSb/AlGaAs strained superlattice photocathodes,''" AIP Advances '''8''', 075308 (2018); doi: 10.1063/1.5040593, View online: [https://doi.org/10.1063/1.5040593], [[media:GaAsSb_AlGaAs photocathode study.pdf]]<br />
<br />
* Marcy L. Stutzman, Philip A. Adderley, Md. Abdullah A. Mamun, and Matt Poelker, "''Nonevaporable getter coating chambers for extreme high vacuum,''" J. Vac. Sci. Technol. A '''36''', 031603 (2018) [https://avs.scitation.org/doi/full/10.1116/1.5010154],[[media:NEG coating chambers for extreme high vacuum.pdf]]<br />
<br />
== 2017 ==<br />
* M.A. Mamun, M. R. Hernandez-Flores, E. Morales, C. Hernandez-Garcia, and M. Poelker, "''Temperature Dependence of Alkali-Antimonide Photocathodes: Evaluation at Cryogenic Temperatures,''" Phys. Rev. Accel. Beams '''20''', 103403 (2017), [https://journals.aps.org/prab/abstract/10.1103/PhysRevAccelBeams.20.103403], [[media:Temperature dependence CsK2Sb photocathodes.pdf]]<br />
<br />
* C. Hernandez-Garcia, D. Bullard, F. Hannon, Y. Wang and M. Poelker, “''High voltage performance of a dc photoemission electron gun with centrifugal barrel-polished electrodes''”, Rev. Sci. Instrum. '''88''', 093303 (2017), [http://aip.scitation.org/doi/full/10.1063/1.4994794], [[media:Barrel polishing paper.pdf]]<br />
<br />
* C. Hernandez-Garcia, M. Krasilnikov, et al., "''Charge production studies from Cs<sub>2</sub>Te photocathodes in a normal conducting RF gun''", Nuclear Instruments and Methods in Physics Research, A '''871''' (2017) 97–104, [[Media:Carlos' PITZ charge studies article in NIMA August 2017.pdf]]<br />
<br />
* Wei Liu, Matt Poelker, Xincun Peng, Shukui Zhang, and Marcy Stutzman, "''A comprehensive evaluation of factors that influence the spin polarization of electrons emitted from bulk GaAs photocathodes''", J. Appl. Phys., '''122''', 035703 (2017), [http://aip.scitation.org/doi/pdf/10.1063/1.4994306], [[Media:polarization study.pdf]]<br />
<br />
* Yoshitaka Taira, Shukui Zhang, "''Split in phase singularities of an optical vortex by off-axis diffraction through a simple circular aperture''", Opt. Lett. '''42''', 1373 (2017), [https://www.osapublishing.org/ol/abstract.cfm?uri=ol-42-7-1373 Opt. Lett., 42, 1373 (2017)]<br />
<br />
== 2016 ==<br />
* Wei Liu, Yiqiao Chen, Wentao Lu, Aaron Moy, Matt Poelker, Marcy Stutzman, and Shukui Zhang, "''Record-level quantum efficiency from a high polarization strained GaAs/GaAsP superlattice photocathode with distributed Bragg reflector''", Appl. Phys. Lett. '''109''', 252104 (2016), [http://aip.scitation.org/doi/pdf/10.1063/1.4972180], [[media:DBR photocathode.pdf]]<br />
<br />
* Wei Liu, Shukui Zhang, Marcy Stutzman, and Matt Poelker, "''Effects of ion bombardment on bulk GaAs photocathodes with different surface-cleave planes''", Phys. Rev. Accel. Beams '''19''', 103402 (2016), [http://journals.aps.org/prab/pdf/10.1103/PhysRevAccelBeams.19.103402], [[media:ion implantation study.pdf]]<br />
<br />
* D. Abbott, P. Adderley, A. Adeyemi, P. Aguilera, M. Ali, H. Areti, M. Baylac, J. Benesch, G. Bosson, B. Cade, A. Camsonne, L. S. Cardman, J. Clark, P. Cole, S. Covert, C. Cuevas, O. Dadoun, D. Dale, H. Dong, J. Dumas, E. Fanchini, T. Forest, E. Forman, A. Freyberger, E. Froidefond, S. Golge, J. Grames, P. Guèye, J. Hansknecht, P. Harrell, J. Hoskins, C. Hyde, B. Josey, R. Kazimi, Y. Kim, D. Machie, K. Mahoney, R. Mammei, M. Marton, J. McCarter, M. McCaughan, M. McHugh, D. McNulty, K. E. Mesick, T. Michaelides, R. Michaels, B. Moffit, D. Moser, C. Muñoz Camacho, J.-F. Muraz, A. Opper, M. Poelker, J.-S. Réal, L. Richardson, S. Setiniyaz, M. Stutzman, R. Suleiman, C. Tennant, C. Tsai, D. Turner, M. Ungaro, A. Variola, E. Voutier, Y. Wang, and Y. Zhang, "''Production of Highly Polarized Positrons Using Polarized Electrons at MeV Energies''",<br />
** [http://journals.aps.org/prl/pdf/10.1103/PhysRevLett.116.214801 Phys. Rev. Lett., 116, 214801 (2016) ]<br />
** [https://arxiv.org/abs/1606.08877 arXiv:1606.08877 [physics.acc-ph]]<br />
** [[media:PhysRevLett.116.214801.pdf]]<br />
** [http://physics.aps.org/articles/v9/58 APS Focus article on PEPPo]<br />
** [http://www.dailypress.com/news/science/dp-nws-positrons-jeff-lab-20160612-story.html Daily Press article on PEPPo]<br />
<br />
* B. Roberts, F. Hannon, M. M. Ali, E. Forman, J. Grames, R. Kazimi, W. Moore, M. Pablo, M. Poelker, A. Sanchez, and D. Speirs, "''Harmonically resonant cavity as a bunch-length monitor''", Phys. Rev. Accel. Beams '''19''', 052801 (2016), [http://journals.aps.org/prab/abstract/10.1103/PhysRevAccelBeams.19.052801], [[Media:CEBAF harmonically resonant cavity bunchlength monitor.pdf]]<br />
<br />
* C. Hernandez-Garcia, M. Poelker, and J. Hansknecht, "''High Voltage Studies of Inverted-geometry Ceramic Insulators for a 350kV dc Polarized Electron Gun''", IEEE Transactions on Dielectrics and Electrical Insulation, Vol. 23, No. 1; February 2016 [http://ieeexplore.ieee.org/stamp/stamp.jsp?tp=&arnumber=7422586&tag=1], [[Media:High voltage studies in print.pdf]] <br />
<br />
* Md Abdullah A. Mamun, Abdelmageed A. Elmustafa, Carlos Hernandez-Garcia, Russell Mammei, and Matthew Poelker, "''Effect of Sb thickness on the performance of bialkali-antimonide photocathodes''", J. Vac. Sci. Technol. A '''34''' 021509 (2016), [http://scitation.aip.org/content/avs/journal/jvsta/34/2/10.1116/1.4939563], [[Media:alkali-antimonide study - long paper.pdf]]<br />
<br />
== 2015 ==<br />
* M. A. Mamun, C. Hernandez-Garcia, M. Poelker, and A. A. Elmustafa, "''Correlation of CsK<sub>2</sub>Sb photocathode lifetime with antimony thickness''", [http://scitation.aip.org/content/aip/journal/aplmater/3/6/10.1063/1.4922319 APL Materials '''3''', 066103 (2015)], [[Media:CsK<sub>2</sub>Sb using effusion source_short paper.pdf]]<br />
<br />
* Mahzad BastaniNejad, Abdelmageed A. Elmustafa, Eric Forman, Steven Covert, John Hansknecht, Carlos Hernandez-Garcia, Matthew Poelker, Lopa Das, Michael Kelley and Phillip Williams, "''Evaluation of electropolished stainless steel electrodes for use in DC high voltage photoelectron guns''", [http://scitation.aip.org/content/avs/journal/jvsta/33/4/10.1116/1.4920984 J. Vac. Sci. Technol. A '''33''' 041401 (2015)], [[Media:EP electrode study_in print.pdf]]<br />
<br />
* Md Abdullah A. Mamun, Abdelmageed A. Elmustafa, Rhys Taus, Eric Forman and Matthew Poelker, "''TiN coated aluminum electrodes for DC high voltage electron guns''", [http://scitation.aip.org/content/avs/journal/jvsta/33/3/10.1116/1.4916574 J. Vac. Sci. Technol. A '''33''', 031604 (2015)], [[Media:TiN coated aluminum electrodes_in print.pdf]]<br />
<br />
== 2014 ==<br />
<br />
* M. BastaniNejad, A. A. Elmustafa, E. Forman, J. Clark, S. Covert, J. Grames, J. Hansknecht, C. Hernandez-Garcia, M. Poelker, R. Suleiman, "''Improving the Performance of Stainless-Steel DC High Voltage Photoelectron Gun Cathode Electrodes via Gas Conditioning with Helium or Krypton''", [http://www.sciencedirect.com/science/article/pii/S0168900214006755 Nuclear Instruments and Methods in Physics Research A '''762''' 135 (2014)], [[Media:gas conditioning electrodes_in print.pdf]]<br />
<br />
* Md Abdullah A. Mamun, Abdelmageed A. Elmustafa, Marcy L. Stutzman, Philip A. Adderley, and Matthew Poelker, "''Effect of heat treatments and coatings on the outgassing rate of stainless steel chambers''”, Journal of Vacuum Science & Technology A '''32''', 021604 (2014) [https://avs.scitation.org/doi/10.1116/1.4853795], [[media:outgassing rate paper_in print.pdf]] <br />
<br />
* J. L. McCarter, A. Afanasev, T. J. Gay, J. Hansknecht, A. Kechiantz, M. Poelker, "''Measurement of Electron Beam Polarization from Unstrained GaAs via Two-Photon Photoemission''", [http://www.sciencedirect.com/science/article/pii/S0168900213016185 Nucl. Instr. and Meth. '''A738''', 149 (2014)], [[media:two photon paper_in print.pdf]]<br />
<br />
== 2013 ==<br />
<br />
* THE INTERNATIONAL LINEAR COLLIDER, Technical Design Report | Volume 3.ii: Accelerator Baseline Design, see Chapter 4 [https://arxiv.org/ftp/arxiv/papers/1306/1306.6328.pdf]<br />
<br />
* N. B. Clayburn, J. L. McCarter, J. M. Dreiling, M. Poelker, D. M. Ryan, and T. J. Gay, "''Search for spin-polarized photoemission from GaAs using light with orbital angular momentum''", [http://prb.aps.org/abstract/PRB/v87/i3/e035204 Phys. Rev. B '''87''', 035204 (2013) [8 pages] ] [[media:twisted light paper_in print.pdf]]<br />
<br />
* R. Mammei, R. Suleiman, J. Feingold, P. A. Adderley, J. Clark, S. Covert, J. Grames, J. Hansknecht, D. Machie, M. Poelker, T. Rao, J. Smedley, J. Walsh, J. McCarter, M. Ruiz-Osés,"''Charge Lifetime Measurements at High Average Current Using a K2CsSb Photocathode inside a DC High Voltage Photogun''", [http://journals.aps.org/prstab/pdf/10.1103/PhysRevSTAB.16.033401 Phys. Rev. ST Accel. Beams, '''16''', 033401 (2013)], [[media:CsK2Sb lifetime_in print.pdf]]<br />
<br />
== 2012 ==<br />
<br />
* "''An Engineering Guide To Photoinjectors''", editors Triveni Rao and David H. Dowell. Chapter 8 on polarized electrons by M. Poelker, [https://arxiv.org/ftp/arxiv/papers/1403/1403.7539.pdf], [[media:An Engineering Guide to Photoinjectors.pdf]]<br />
<br />
* B. Roberts, R.R. Mammei, M. Poelker, J.L. McCarter, "''Compact non-invasive electron bunch-length monitor''", [http://prst-ab.aps.org/abstract/PRSTAB/v15/i12/e122802 Phys. Rev. ST Accel. Beams '''15''', 122802 (2012) [7 pages] ], [[media:harmonic resonant cavity_in print.pdf]]<br />
<br />
* M. BastaniNejad, Md. Abdullah Mohamed, A. A. Elmustafa, P. Adderley, J. Clark, S. Covert, J. Hansknecht, C. Hernandez-Garcia, M. Poelker, R. Mammei, K. Surles-Law, and P. Williams, "''Evaluation of niobium as candidate electrode material for dc high voltage photoelectron guns''", [http://prst-ab.aps.org/abstract/PRSTAB/v15/i8/e083502 Phys. Rev. ST Accel. Beams '''15''', 083502 (2012) [11 pages]], [[media:niobium electrodes_in print.pdf]]<br />
<br />
* M. BastaniNejad, Md. Abdullah Mohamed, A. A. Elmustafa, P. Adderley, J. Clark, S. Covert, J. Hansknecht, C. Hernandez-Garcia, M. Poelker, R. Mammei, K. Surles-Law, and P. Williams, "''Erratum: Evaluation of niobium as candidate electrode material for dc high voltage photoelectron guns [Phys. Rev. ST Accel. Beams 15, 083502 (2012)]''", [http://journals.aps.org/prstab/pdf/10.1103/PhysRevSTAB.17.029901 Phys. Rev. ST Accel. Beams '''17''', 029901 (2014) [1 page]], [[media:erratum niobium electrode paper_corrected values for the emission area of field emitters.pdf]] <br />
<br />
* V. Shutthanandan, Z. Zhu, M.L. Stutzman, F.E. Hannon, C. Hernandez-Garcia, M.I. Nandasiri, S.V.N.T. Kuchibhatla, S. Thevuthasan, and W.P. Hess "''Surface science analysis of GaAs photocathodes following sustained electron beam delivery''", [http://journals.aps.org/prstab/abstract/10.1103/PhysRevSTAB.15.063501 Phys. Rev. ST Accel. Beams '''15''', 063501 (2012)]] [[media:analysis of used photocathodes_in print.pdf]]<br />
<br />
== 2011 ==<br />
<br />
* J. Grames, R. Suleiman, P. A. Adderley, J. Clark, J. Hansknecht, D. Machie, M. Poelker, and M. L. Stutzman, "''Charge and fluence lifetime measurements of a DC high voltage GaAs photogun at high average current''", [http://journals.aps.org/prstab/pdf/10.1103/PhysRevSTAB.14.043501 Phys. Rev. ST Accel. Beams '''14''', 043501 (2011)], [[media:high current lifetime_in print.pdf]]<br />
<br />
* Y C Chao, M Drury, C Hovater, A Hutton, G A Krafft, M Poelker, C Reece and M Tiefenback, Chapter 15: "CEBAF Accelerator Achievements" in "New Insights into the Structure of Matter: The First Decade of Science at Jefferson Lab" https://iopscience.iop.org/issue/1742-6596/299/1 [[media:CEBAF Accelerator Achievements.pdf]]<br />
<br />
== 2010 ==<br />
<br />
* P. A. Adderley, J. Clark, J. Grames, J. Hansknecht, K. Surles-Law, D. Machie, M. Poelker, M. L. Stutzman, and R. Suleiman, "''Load-locked dc high voltage GaAs photogun with an inverted-geometry ceramic insulator''", [http://journals.aps.org/prstab/abstract/10.1103/PhysRevSTAB.13.010101 Phys. Rev. ST Accel. Beams '''13''', 010101 (2010)], [[media:invgun_in print.pdf]]<br />
<br />
* J.L. McCarter, M.L.Stutzman, K.W.Trantham, T.G.Anderson, A.M.Cook, and T.J.Gay, "''A low-voltage retarding-field Mott polarimeter for photocathode characterization''", [http://www.sciencedirect.com/science/article/pii/S0168900210003797 Nucl. Instr. and Meth., '''A618''' (2010) 30] [[media:miniMott_in print.pdf]]<br />
<br />
== 2009 ==<br />
<br />
* J. Grames, J. Hansknect, M. Poelker, R. Suleiman, "''Jefferson Lab Injector Development for Next Generation Parity Violation Experiments''", European Journal of Hyperfine Interactions 2009 [[media: pavi09_suleiman.pdf]]<br />
<br />
== 2007 ==<br />
<br />
* M. Poelker, J. Grames, J. Hansknecht, R. Kazimi, J. Musson, "''Generation of Electron Bunches at Low Repetition Rates Using a Beat-Frequency Technique''", [http://journals.aps.org/prstab/pdf/10.1103/PhysRevSTAB.10.053502 Phys. Rev. ST Accel. Beams '''10''', 053502 (2007)] [[media:beat frequency paper_in print.pdf]]<br />
<br />
* M.L. Stutzman, P. Adderley, J. Brittian, J. Clark, J. Grames, J. Hansknecht, G.R. Myneni, M. Poelker, "''Characterization of the CEBAF 100 kV DC GaAs Photoelectron Gun Vacuum System''", [http://www.sciencedirect.com/science/article/pii/S0168900207002689 Nucl. Instr. And Meth. '''A574''', 213 (2007)], [[media:CEBAF vacuum_in print.pdf]]<br />
<br />
* C. K. Sinclair, M. Poelker, P. A. Adderley, B. M. Dunham, J. C. Hansknecht, P. Hartmann, J. S. Price, P. M. Rutt, W. J. Schneider, and M. Steigerwald, "''A High Average Current Polarized Electron Source with Long Cathode Operational Lifetime''", [http://journals.aps.org/prstab/abstract/10.1103/PhysRevSTAB.10.023501 Phys. Rev. ST Accel. Beams '''10''', 023501 (2007)] [[media:CEBAF source paper_in print.pdf]]<br />
<br />
== 2006 ==<br />
<br />
*J. Hansknecht and M. Poelker, "''Synchronous Photoinjection Using a Frequency-Doubled Gain-Switched Fiber-Coupled Seed Laser and ErYb-Doped Fiber Amplifier''", [http://journals.aps.org/prstab/abstract/10.1103/PhysRevSTAB.9.063501 Phys. Rev. ST Accel. Beams '''9''', 063501 (2006)] [[media:gain switched fiber laser MOPA_in print.pdf]]<br />
<br />
== 2005 ==<br />
* M. Baylac, P. Adderley, J. Brittian, J. Clark, T. Day, J. Grames, J. Hansknecht, M. Poelker, M. Stutzman, A.S. Terekhov and A.T. Wu, "''The Effects of Atomic Hydrogen and Deuterium Exposure on High Polarization GaAs Photocathodes''", [http://journals.aps.org/prstab/abstract/10.1103/PhysRevSTAB.8.123501 Phys. Rev. ST Accel. Beams '''8''', 123501 (2005)] [[media:hydrogen cleaning paper_in print.pdf]]<br />
<br />
== 2004 ==<br />
* J. M. Grames, C. K. Sinclair, J. Mitchell, E. Chudakov, H. Fenker, A. Freyberger, D. W. Higinbotham, M. Poelker, M. Steigerwald, M. Tiefenback, C. Cavata, S. Escoffier, F. Marie, T. Pussieux, P. Vernin, S. Danagoulian, V. Dharmawardane, R. Fatemi, K. Joo, M. Zeier, V. Gorbenko, R. Nasseripour, B. Raue, R. Suleiman, and B. Zihlmann, "''Unique electron polarimeter analyzing power comparison and precision spin-based energy measurement''", [http://journals.aps.org/prab/abstract/10.1103/PhysRevSTAB.7.042802 Phys. Rev. ST Accel. Beams '''7''', 042802 – Published 19 April 2004; Erratum Phys. Rev. ST Accel. Beams 13, 069901 (2010)] [[media:PhysRevSTAB.7.042802.pdf]]<br />
<br />
== 2003 ==<br />
<br />
M.L. Stutzman, P. Adderley, M. Poelker, M. Baylac, J. Clark, A. Day, J. Grames, J. Hansknecht, G.R. Myneni, P.M. Rutt, C.K. Sinclair "''A Comparison of Outgassing Measurments for Three Vacuum Chamber Materials''", American Institute of Physcis (2003) 300 - 306 [[media: 2003 Hydrogen in vacuum.pdf]]<br />
<br />
== 2002 ==<br />
<br />
<br />
== 2001 ==<br />
<br />
<br />
== 2000 ==<br />
<br />
<br />
== 1999 ==<br />
<br />
<br />
== 1998 ==<br />
* C. Hovater and M. Poelker, "''Injection Modelocked Ti-Sapphire Laser with Discreetly Variable Pulse Repetition Rates to 1.56 GHz''", [http://www.sciencedirect.com/science/article/pii/S0168900298009310 Nucl. Instr. And Meth. '''A418''', 280 (1998)] [[media:harmonic modelocked ti_sapphire laser_in print.pdf]]<br />
<br />
== 1995 ==<br />
* M. Poelker, "''High Power Gain Switched Diode Laser Master Oscillator and Amplifier''", [http://scitation.aip.org/content/aip/journal/apl/67/19/10.1063/1.114585 Appl. Phys. Lett. 67, 2762 (1995)], [[media:gainswitched diode MOPA_in print.pdf]]</div>Poelkerhttps://wiki.jlab.org/ciswiki/index.php?title=File:Injector_upgrade_SAD_meeting_at_MCC_2_15_2023_rough_schedule.docx&diff=29251File:Injector upgrade SAD meeting at MCC 2 15 2023 rough schedule.docx2023-02-13T18:34:51Z<p>Poelker: </p>
<hr />
<div></div>Poelkerhttps://wiki.jlab.org/ciswiki/index.php?title=UITC_meeting_minutes&diff=29250UITC meeting minutes2023-02-13T18:25:37Z<p>Poelker: </p>
<hr />
<div>'''2023'''<br />
:[[media:injector upgrade SAD meeting at MCC 2_15_2023_rough schedule.docx]]<br />
<br />
:[[media:injector upgrade - discussing the phase2 girder build.xls]]<br />
<br />
:[[media:injector upgrade SAD meeting at MCC 1_10_2023_tasks in loose order.docx]]<br />
<br />
:[[media:injector upgrade SAD meeting at MCC 1_10_2023_images of phase2 beamline.xls]]<br />
<br />
'''2022'''<br />
<br />
:[[media:220512_Wien_Mott.pptx|Coordination meeting to install U-Wien and Mott]]<br />
<br />
:[[media:Dave Kashy's assessment of building 58 LCW system.pdf]]<br />
<br />
:[[media:CTF plans for next 14 months - meeting minutes.docx]]<br />
<br />
:[[media:Yan's latest summary of UITF measurements including energy spread.pptx]]<br />
<br />
'''2021'''<br />
:[[media:Max Tom and John study 6 MeV beam stability at CEBAF for comparison to UITF.pdf]]<br />
<br />
:[[media:Tom Power's summary of microphonics study during beam tests in December 2021.docx]]<br />
<br />
:[[media:Hannes' JLAAC talk on industrial applications of accelerators.pptx]]<br />
<br />
:[[Xi's AccApp21 presentation on 1,4dioxane elimination]]<br />
<br />
:[[media:UITF_Mysteries_20220112b.pdf|Max's momentum spread and optics studies]]<br />
<br />
:[[media:Tomasz, Rama, Clyde and Curt authored a technote - JLAB-TN-21-012, “New CEBAF Booster Performance and Test”.pdf]]<br />
<br />
:[[media:Yan's newest emittance and energy spread measurements.pptx]]<br />
<br />
:[[Yan's previous booster assessments for reference]]<br />
<br />
:[[media:Yan presents booster deflection, xy coupling and energy spread measurements.pptx]]<br />
<br />
:[[media:Xi compares GPT model predictions and beam size measurements at viewers.pptx]]<br />
<br />
:[[media:Sajini's GPT study related to photocathode position inside the electrode_GTS mag beam work.pdf]]<br />
<br />
:[[media:20211007_uitf_optics.pdf|Quad scan inconsistencies]]<br />
<br />
:[[media:20210930_uitf_plan.pdf|Suggested optics studies going forward]]<br />
<br />
:[[media:thoughts on how to spend the next month at UITF with LHe_beam studies.docx]]<br />
<br />
:[[to do list in preparation for water irradiation and final booster characterizations studies]]<br />
<br />
:[[Fall Schedule Discussion]]<br />
<br />
:[[media:UITF status report memo to Lab Leadership_June 2021.pdf]]<br />
<br />
:[[media:Xi's assessment of viewer alignment at UITF.pdf]]<br />
<br />
:[[media:Sunil Pokharel presentation_200 keV beam into Grigory's quarter CM with Nb3Sn coated cavities.pdf]]<br />
<br />
:[[media:HDIce run2b summary_preliminary report.pdf]]<br />
<br />
:[[media: Jonathan Creel's slides on CTF upgrade plans.pdf]]<br />
<br />
:[[to do list for booster characterization and preparing for water irradiation experiment]]<br />
<br />
:[[media:updated HDIce Run4 plan_i.e., what we actually did.pdf]]<br />
<br />
:[[media:HDIce Run4 plan.pdf]]<br />
<br />
:[[Reza's thoughts on bunchlength measurement at UITF]]<br />
<br />
:[[Max's thoughts on QCM GSet calibration]]<br />
<br />
:[[media: UITF stripline BPM study_John Musson 2_17_21.pdf]]<br />
<br />
:[[UITF plans for coming weeks, months plus booster optics discussion]]<br />
<br />
:[[media:Physics Division review of Andy's request for fourth run, so called run2b.pdf]]<br />
<br />
:[[media:Joe's slides describing UITF 210211_160317_UITF_OpsReview_Grames_Redux.pptx]]<br />
<br />
: Experimental Readiness Review web page for Wastewater Irradiation Experiment [[https://indico.jlab.org/event/431/]]<br />
<br />
:[[media:Andy's request for run2b.pdf]]<br />
<br />
:[[media: Marcy's molflo simulations imagining a beamline accident at HDIce.pptx]]<br />
<br />
: experimental readiness review web page for HDIce [[https://clasweb.jlab.org/wiki/index.php/CLAS12_HD-Ice_ERR]]<br />
<br />
:[[media:Alicia's booster simulations amended since 2016 version1.pptx]]<br />
<br />
:[[media:Andy's P&C presentation HDIce at UITF summary.pdf]]<br />
<br />
:[[media:Matt's P&C presentation UITF news.pptx]]<br />
<br />
:[[media: Andy's presentation at Hall B 'roundtable' discussion_Run2 and 3 preliminary summary 1_6_21.pdf]]<br />
<br />
'''2020'''<br />
:[[media:HDIce status report 12_19_2020.pdf]]<br />
<br />
:[[media:list of things to fix or improve at UITF.docx]]<br />
<br />
:[[media:running log during run3.docx]]<br />
<br />
:[[Booster LLRF test plan]]<br />
<br />
:[[media:HDIce status report 12_13_2020.pdf]]<br />
<br />
:[[media:HDIce status report 12_6_2020.pdf]]<br />
<br />
:[[media:HDIce status report 12_2_2020.pdf]]<br />
<br />
:[[media:P&C meeting December 4, 2020.pptx]]<br />
<br />
:[[media:HDIce status report 11_29_2020.pdf]]<br />
<br />
:[[media:HDIce status report 11_21_2020.pdf]]<br />
<br />
:[[HDIce run3 control room staffing]]<br />
<br />
:[[media:HDIce summary of run2.pdf]]<br />
<br />
:[[media:HDIce status report 11_15_2020.pdf]]<br />
<br />
:[[media:running log during run2.docx]]<br />
<br />
:[[media:HDIce status report 11_8_2020.pdf]]<br />
<br />
:[[media:HDIce status report 11_1_2020.pdf]]<br />
<br />
:[[media:HDIce status report 10_25_2020.pdf]]<br />
<br />
:[[media:P&C meeting October 27, 2020.pptx]]<br />
<br />
:[[media:things to do between runs1 and 2.pdf]]<br />
<br />
:[[media:HDIce status report ahead of run2.pdf]]<br />
<br />
:[[media:HDIce status report end run1.pdf]]<br />
<br />
:[[media:running log during run1.docx]]<br />
<br />
:[[HDIce run1 and 2 schedule]]<br />
<br />
:[[SRF and CRYO tasks related to replumbing the CTF, between runs 1 and 2]]<br />
<br />
:[[media:P&C meeting September 28, 2020.pptx]]<br />
<br />
:[[media:revised schedule for runs 2 and 3.docx]]<br />
<br />
:[[media:UITF_HDIce schedule now through end of run3.docx]]<br />
<br />
:[[media: HDIce run1 tasks and goals.pdf]]<br />
<br />
:[[media: HDIce run 1, 2 and 3 schedules with LHe usage.pdf]]<br />
<br />
:[[media:request to operate UITF.pdf]]<br />
<br />
:[[media:summary of run0 highlights.docx]]<br />
<br />
:[[media:running log during run0.docx]]<br />
<br />
:[[tasks between run0 and run1]]<br />
<br />
:[[HDIce to-do list, updated so Andy can respond to ERR findings]]<br />
<br />
:[[UITF Operator Training ppt slides version 3_post SAF162 guinea pig session]]<br />
<br />
:[[media:P&C meeting 3_17_2020.pptx]]<br />
<br />
:[[UITF Operator Training ppt slides_draft]]<br />
<br />
:[[UITF Meeting with Allison and others to discuss schedule HDIce tests 3_5_2020]]<br />
<br />
:[[UITF Meeting - "schedule" commissioning plan through HDIce tests]]<br />
<br />
:[[UITF Meeting - pre-run0 to do list]]<br />
<br />
:[[media:P&C meeting 1_21_2020.pptx]]<br />
<br />
:[[media:Dave Kashy's suggestion for heating the buncher.pdf]]<br />
<br />
:[[UITF presentation at Wednesday scheduling meeting MCC: January 15, 2020]]<br />
<br />
:[[UITF present status of FSDs January 9 2020]]<br />
<br />
:[[UITF Meeting - January 3, 2020]] to do list for HDIce, work in progress<br />
<br />
'''2019'''<br />
:[[media:HDIce ERR report summary.pdf]]<br />
<br />
:[[UITF permission to operate as an accelerator - December 4, 2019]]<br />
<br />
:[[UITF Meeting - November 25, 2019]] HDIce computer support request to ACE<br />
<br />
:[[UITF Meeting - November 18, 2019]] some things to do<br />
<br />
:[[UITF Meeting - November 6, 2019]] HDIce ERR agenda and charge<br />
<br />
:[[UITF Meeting - November 5, 2019 CATS items]] CATS items<br />
<br />
:[[UITF Meeting - November 5, 2019]] MeV beamline update<br />
<br />
:[[UITF Meeting - November 4, 2019]] bi-weekly meeting, engineering help for HDIce, and spectrometer work to install Brock pollarimeter<br />
<br />
:[[UITF Meeting - October 28, 2019]] P&C meeting 10/28/2019<br />
<br />
:[[UITF Meeting - October 21, 2019]] to-do list again!<br />
<br />
:[[HDIce dump magnet testing schedule: October 17, 2019]]<br />
<br />
:[[HDIce tile removal predictions: October 9, 2019]]<br />
<br />
:[[UITF status: October 8, 2019]]<br />
<br />
:[[UITF Meeting with HDIce_modifications to beamline - July 18, 2019]]<br />
<br />
:[[UITF Accelerator Readiness Review, summary of findings]]<br />
<br />
: UITF Accelerator Readiness Review, June 26-28, 2019, visit the indico link: https://www.jlab.org/indico/event/322/timetable/#20190626<br />
<br />
:[[UITF Meeting - May 20, 2019]] to-do list again!<br />
<br />
:[[UITF Meeting - May 6, 2019]] new tools<br />
<br />
:[[UITF Meeting - May 2, 2019]] Meeting with HDice<br />
<br />
:[[UITF Meeting - April 24, 2019]] UITF Management Self Assessment Conduct of Operations Review<br />
<br />
:[[UITF Meeting - April 22, 2019]] P&C Meeting 4/22/2019<br />
<br />
:[[UITF Meeting - April 18, 2019]] Discussions with Team HDIce<br />
<br />
:[[UITF Meeting - April 3, 2019]] shielding work update<br />
<br />
:[[UITF Meeting - March 25, 2019]] P&C meeting 3/25/2019<br />
<br />
:[[UITF Meeting - March 20, 2019]] meeting with Shaun and HDIce<br />
<br />
:[[UITF Meeting - March 14, 2019]] organizing shielding work<br />
<br />
:[[UITF Meeting - March 12, 2019]] updated to-do list<br />
<br />
:[[UITF Meeting - March 4, 2019]] Status update and to-do list for MeV beam line<br />
<br />
:[[UITF Meeting - February 26, 2019]] P&C Meeting 2/26/2019<br />
<br />
:[[UITF Meeting - February 20, 2019]] status and to-do list<br />
<br />
:[[UITF Meeting - February 13, 2019]] Meeting with HDIce<br />
<br />
:[[UITF Meeting - February 11, 2019]] MeV beam to-do list<br />
<br />
:[[UITF Meeting - January 23, 2019]] Meeting with HDice: Double Dump details, Harp size<br />
<br />
:[[UITF Meeting - January 14, 2019]] P&C Meeting slides January 2019<br />
<br />
:[[UITF Meeting - January 8, 2019]] On going discussion related to shielding, a to-do list<br />
<br />
:[[UITF Meeting - January 7, 2019]] More discussions related to the North Wall and extra shielding<br />
<br />
'''2018'''<br />
:[[UITF Meeting - December 12, 2018]] Uses of UITF<br />
<br />
:[[UITF Meeting - December 5, 2018]] Keith Welch's observation and thoughts on accident scenarios, part of our on-going discussion related to PSS-BCM and shielding<br />
<br />
:[[UITF Meeting - November 26, 2018]] P&C meeting, Andy presents a UITF/HDIce run schedule<br />
<br />
:[[UITF Meeting - November 20, 2018]] Shielding options for Cave2 north wall<br />
<br />
:[[UITF Meeting - November 13, 2018]] PSS BCM "specifications" documents<br />
<br />
:[[UITF Meeting - November 7, 2018]] MeV spreadsheet of components, Haimson inventory, MAT corrector inventory<br />
<br />
:[[UITF Meeting - October 31, 2018]] (HDice) Double Dump discussion<br />
<br />
:[[UITF Meeting - October 15, 2018]] P&C meeting slides<br />
<br />
:[[UITF Meeting - August 29, 2018]] With HDIce Group<br />
<br />
:[[UITF Meeting - August 15, 2018]] With HDIce Group<br />
<br />
:[[UITF Meeting - August 13, 2018]] P&C slides<br />
<br />
:[[UITF Meeting - June 15, 2018]] Meeting with Patrizia, experimental readiness review?<br />
<br />
:[[UITF Meeting - June 12, 2018]] Draft documents UITF Operations Directive, Bob's draft UITF ARR, and Bob's summary comments<br />
<br />
:[[UITF Meeting - June 6, 2018]] HDIce mechanical design discussion<br />
<br />
:[[UITF Meeting - June 3, 2018]] to-do list<br />
<br />
:[[UITF Meeting - March 11, 2018]] Cave drawing showing trenches and notes for Vashek to calculate shielding requirements near trenches<br />
<br />
:[[UITF Meeting - March 10, 2018]] The QCM was cooled to 4K on April 6 and then pumped down to 2K on April 9. Temperatures, pressure and liquid level look good: https://logbooks.jlab.org/entry/3557428 <br />
<br />
:[[UITF Meeting - March 12, 2018]] to-do list, preparing to cool QCM and add RF<br />
<br />
:[[UITF Meeting - March 2, 2018]] details related to QCM commissioning<br />
<br />
:[[UITF Meeting - February 26, 2018]] to-do list<br />
<br />
:[[UITF Meeting - February 12, 2018]] to-do list<br />
<br />
:[[UITF Meeting - February 9, 2018]] Parts count discussion, MeV beamline<br />
<br />
:[[UITF Meeting - February 8, 2018]] Discuss plans to cool the QCM and apply high power RF, but no beam acceleration <br />
<br />
:[[UITF Meeting - January 29, 2018]] We have 200 keV Viewer limited beam! Updates from RF and from Cryo on QCM, Chopper being conditioned<br />
<br />
:[[UITF Meeting - January 24, 2018]] UITF ME weekly meeting<br />
<br />
:[[UITF Meeting - January 19, 2018]] UITF choppers + comments on UITF MPS/FSD system<br />
<br />
:[[UITF Meeting - January 9, 2018]] Where Trent left the PSS BCM proposal before his departure<br />
<br />
'''2017'''<br />
<br />
:[[UITF Meeting - December 18, 2017]] Gun conditioned to 200 kV in vacuum. Beam line ready for beam?<br />
<br />
:[[UITF Meeting - December 4, 2017]] Gun HV conditioning in progress, made a cathode and preparing beam line for keV beam operations<br />
<br />
:[[UITF Meeting - November 6, 2017]] preparing for keV beam operations<br />
<br />
:[[UITF Meeting - April 10, 2017]] budget status<br />
<br />
:[[UITF/SRF Meeting - March 24, 2017]] SRF cleaning 4kxx beamline<br />
<br />
:[[UITF Meeting - February 1, 2017]] Editing the keV OSP<br />
<br />
'''2016'''<br />
:[[UITF Meeting - October 21, 2016]] UITF and CEBAF PSS BCM mini-review<br />
<br />
:[[UITF Meeting - October 20, 2016]] Meeting with Mont, HDIce schedule<br />
<br />
:[[UITF Meeting - October 10, 2016]] Meeting with Service Providers, FY17 budget estimate<br />
<br />
:[[UITF Meeting - August 16, 2016]] Meeting with Mont, UITF PSS BCM discussion meeting minutes, CEBAF PSS BCM technote<br />
<br />
:[[UITF Meeting - August 1, 2016]] UITF Engineering Meeting<br />
<br />
:[[UITF Meeting - July 14, 2016]] Group meeting - keV beamline vacuum status<br />
<br />
:[[UITF Meeting - July 12, 2016]] Meeting with Mont<br />
<br />
:[[UITF Meeting - June 15, 2016]] Work coordination - the new quarter cryomodule<br />
<br />
:[[UITF Meeting - May 19, 2016]] PSS BCM discussion<br />
<br />
:[[UITF Meeting - May 17, 2016]] Meeting with Mont<br />
<br />
:[[UITF Meeting - May 10, 2016]] Internal Safety Review<br />
<br />
:[[UITC Meeting - April 12, 2016]] Meeting with Mont<br />
<br />
:[[UITF Meeting - March 18, 2016]] UITF Ops Review<br />
<br />
:[[UITF Meeting - March 15, 2016]] Meeting with Mont<br />
<br />
:[[UITF Meeting - March 7, 2016]] Provide overview to EES, show schedule, MPS discussion<br />
<br />
:[[UITF Meeting - February 29, 2016]] imagining ops with macropulse beam<br />
<br />
:[[UITC Meeting - February 23, 2016]] Meeting with Mont + parts list + cost estimates for helium<br />
<br />
:[[UITC Meeting - February 19, 2016]] Discuss different aspects of new 1/4 CM at UITF<br />
<br />
:[[UITC Meeting - February 1, 2016]] HDIce talk to Hall B Users<br />
<br />
:[[UITC Meeting - January 29, 2016]] Revised schedule<br />
<br />
:[[UITC Meeting - January 27, 2016]] ME Meeting<br />
<br />
:[[UITC Meeting - January 19, 2016]] Meeting with Mont<br />
<br />
:[[UITC Meeting - January 14, 2016]] Discuss cost estimate "deltas" with Engineering and Kelly Webster<br />
<br />
:[[UITC Meeting - January 4, 2016]] HDIce meeting<br />
<br />
'''2015'''<br />
:[[UITC Meeting - December 21, 2015]] Meeting with Mont<br />
<br />
:[[UITC Meeting - December 15, 2015]] Meeting with HDice Group<br />
<br />
:[[UITC Meeting - December 14, 2015]] Nuts and Bolts<br />
<br />
:[[UITC Meeting - December 10, 2015]] a revised global schedule and cost estimate<br />
<br />
:[[UITC Meeting - November 23, 2015]] Monthly meeting with Mont, re-scoping UITF, month by month costs estimate revisited<br />
<br />
:[[UITC Meeting - November 9, 2015]] Meeting with BNL gun group<br />
<br />
:[[UITC Meeting - October 26, 2015]] Meeting with Team HDIce, ODH source term discussion<br />
<br />
:[[UITC Meeting - October 21, 2015]] Monthly Meeting with Mont, month by month cost estimate, P&C meeting slides<br />
<br />
:[[UITC Meeting - October 12, 2015]] Meeting with HDIce Folks (status of project)<br />
<br />
:[[UITC Meeting - October 8, 2015]] Final top-of-cave electrical requirements<br />
<br />
:[[UITC Meeting - October 1, 2015]] ODH discussion <br />
<br />
:[[UITC Meeting - August 31, 2015]] Discuss electrical requirements above cave + Meeting with HDIce, target dimensions and transfer line discussion + Mont meeting<br />
<br />
:[[UITC Meeting - August 24, 2015]] rack layout, utility layout<br />
<br />
:[[UITC Meeting - August 17 part2, 2015]] HDIce beamline design talking points<br />
<br />
:[[UITC Meeting - August 17, 2015]] Electronics rack discussion<br />
<br />
:[[UITC Meeting - August 12, 2015]] ME meeting<br />
<br />
:[[UITC Meeting - August 10, 2015]] nuts and bolts to do list<br />
<br />
:[[UITC Meeting - August 5, 2015]] ODH discussion<br />
<br />
:[[UITC Meeting - August 3, 2015]] An example of ODH assessment - the CMTF<br />
<br />
:[[UITC Meeting - July 31, 2015]] Meeting with Mont<br />
<br />
:[[UITC Meeting - July 27, 2015]] Status report and update<br />
<br />
:[[UITC Meeting - July 8, 2015]] Meeting with EHS&Q<br />
<br />
:[[UITC Meeting - June 22, 2015]] Meeting with Engineering<br />
<br />
:[[UITC Meeting - June 12, 2015]] 1/4 cryomodule discussion with Ops and SRF<br />
<br />
:[[UITC Meeting - June 9, 2015]] GTS discussion with Danny<br />
<br />
:[[UITC Meeting - June 8, 2015]] (eHD) Raster position/power, global schedule discussion, quantitative assessment of in-house solenoids<br />
<br />
:[[UITC Meeting - June 5, 2015]] Cryomodule considerations<br />
<br />
:[[UITC Meeting - June 3, 2015]] May 14, 2015 ME model + optics, Wien, buncher<br />
<br />
:[[UITC Meeting - May 18, 2015]] Slides presented to Mont, UITF cost update, entry/exit geometries<br />
<br />
:[[UITC Meeting - May 12, 2015]] Estimating network and computer control costs<br />
<br />
:[[UITC Meeting - April 27, 2015]] Warm beamline design, stairs, parts count update<br />
<br />
:[[UITC Meeting - April 1, 2015]] Mechanical Meeting and Meeting with I&C/Magnets Folks to discuss parts count<br />
<br />
:[[UITC Meeting - March 25, 2015]] Mechanical Meeting<br />
<br />
:[[UITC Meeting - March 23, 2015]] Layout and parts-list discussion<br />
<br />
:[[UITC Meeting - March 16, 2015]] UITF to do list, link to old engineering service providers<br />
<br />
:[[UITC Meeting - March 13, 2015]] Matt presentation at P&C meeting + two revised schedules<br />
<br />
:[[UITC Meeting - March 9, 2015]] Alex optics model presentation, ver 2<br />
<br />
:[[UITC Meeting - February 16, 2015]] parts list discussion<br />
<br />
:[[UITC Meeting - February 13, 2015]] Poelker P&C Meeting slides<br />
<br />
:[[UITC Meeting - January 26, 2015]] update the to-do list<br />
<br />
:[[UITC Meeting - January 22, 2015]] Follow meeting with Cryo<br />
<br />
:[[UITC Meeting - January 20, 2015]] Rebecca's Facilities Schedules, old and new. Walt's schedule<br />
<br />
:[[UITC Meeting - January 16, 2015]] Talks by Poelker and W. Akers at Planning and Coordination meeting<br />
<br />
:[[UITF Meeting - January 15, 2015]] Meeting minutes with RF guys<br />
<br />
:[[UITC Meeting - January 12, 2105]] Continue LHe discussion, Mike Lowry's HDIce alternate beamline layouts<br />
<br />
'''2014'''<br />
<br />
:[[UITC Meeting - December 22, 2014]] Joe Grames optics, Facilities revised schedule<br />
<br />
:[[UITC Meeting - December 16, 2014]] Orientation of old and new 1/4CM inside the cave, and notes re: LHe supply/return cans<br />
<br />
:[[UITC Meeting - December 15, 2014]] Optics discussion, beamline mechanical layout, Walt's Cave2 proposal<br />
<br />
:[[UITC Meeting - December 12, 2014]] Subset of UITF team meets with Andrew and "Service Providers"<br />
<br />
:[[UITC Meeting - December 8, 2014]] WBS assessment, discuss Walt's new cave layout, Mike Lowry's first HDIce beamline layout<br />
<br />
:[[UITC Meeting - December 1, 2014]] concrete block inventory<br />
<br />
:[[UITC Meeting - November 3, 2014]] g4beamline modeling raster + solenoid<br />
<br />
:[[UITC Meeting - October 27, 2014]] Raster Discussion<br />
<br />
:[[UITC Meeting - Oct 13, 2014]] Big Picture<br />
<br />
:[[UITC Meeting - Oct 6, 2014]] Nuts and Bolts<br />
<br />
:[[UITC Meeting - September 29, 2014]] Big Picture: nanoamp BPMs and modeling discussion<br />
<br />
:[[UITC Meeting - Septmeber 22, 2014]] Nuts and Bolts: Optics and Mechanical model developments<br />
<br />
:[[UITC Meeting - Septmeber 15, 2014]] Beamline discussion continued<br />
<br />
:[[UITC Meeting - September 8, 2014]] Yan Wang's thesis proposal<br />
<br />
:[[UITC Meeting - August 25, 2014]] Nuts and Bolts (to-do list for both guns, Test Cave and GTS) <br />
<br />
:[[UITC Meeting - August 18, 2014]] Big Picture (RF systems discussion with Tom and Curt)<br />
<br />
:[[UITC Meeting - August 4, 2014]] Big Picture (Hari's proposal for safety system, <br />
<br />
:[[UITC Meeting - July 28, 2014]] Nuts and Bolts (1497 MHz Chopper assessment, Discuss beamline design, shed design, Engineering labor estimate, GTS gun sans light box)<br />
<br />
:[[UITC Meeting - July 21, 2014]] Big Picture (Discussion with Tom Renzo of Facilities)<br />
<br />
:[[UITC Meeting - July 14, 2014]] Nuts and Bolts (more odds and ends, including GTS "to do" list)<br />
<br />
:[[UITC Meeting - July 7, 2014]] Big Picture (invitee Pavel Evtushenko discussion on beamline diagnostics + beamline layout gun to HDIce target)<br />
<br />
:[[UITC Meeting - June 30, 2014]] Nuts and Bolts Test Cave and GTS (odds and ends discussion for both beamlines)<br />
<br />
:[[UITC Meeting - June 23, 2014]] Big Picture (350kV beamline discussion, schedule v1)<br />
<br />
:[[UITC Meeting - June 16, 2014]] Nuts & Bolts<br />
<br />
:[[UITC Meeting - June 9, 2014]] Big Picture (Engineering and Facilities Kick OFF meeting at MCC)<br />
<br />
:[[UITC Meeting - June 2, 2014]] Nuts & Bolts (DS and chopper comments)<br />
<br />
:[[UITC Meeting - May 20, 2014]] Beam line layout discussion continued<br />
<br />
:[[UITC Meeting - May 12, 2014]] Beam line layout discussion<br />
<br />
:[[UITC Meeting - May 5, 2014]] (Topic - drawings, basic layout and specs table)<br />
<br />
:[[UITC Meeting - April 28, 2014]]<br />
<br />
:[[UITC Meeting - March 26, 2014]] (Topic - Injector Magnets)<br />
<br />
:[[UITC Meeting - February 17, 2014]]<br />
<br />
:[[UITC Meeting - February 14, 2014]] (Topic - Task List)<br />
<br />
:[[UITC Meeting - February 7, 2014]] Hari's proposal to Lab management that led to approval</div>Poelkerhttps://wiki.jlab.org/ciswiki/index.php?title=File:Injector_upgrade_-_discussing_the_phase2_girder_build.xls&diff=29246File:Injector upgrade - discussing the phase2 girder build.xls2023-02-13T15:01:58Z<p>Poelker: </p>
<hr />
<div></div>Poelkerhttps://wiki.jlab.org/ciswiki/index.php?title=UITC_meeting_minutes&diff=29245UITC meeting minutes2023-02-13T15:01:40Z<p>Poelker: </p>
<hr />
<div>'''2023'''<br />
:[[media:injector upgrade - discussing the phase2 girder build.xls]]<br />
<br />
:[[media:injector upgrade SAD meeting at MCC 1_10_2023_tasks in loose order.docx]]<br />
<br />
:[[media:injector upgrade SAD meeting at MCC 1_10_2023_images of phase2 beamline.xls]]<br />
<br />
'''2022'''<br />
<br />
:[[media:220512_Wien_Mott.pptx|Coordination meeting to install U-Wien and Mott]]<br />
<br />
:[[media:Dave Kashy's assessment of building 58 LCW system.pdf]]<br />
<br />
:[[media:CTF plans for next 14 months - meeting minutes.docx]]<br />
<br />
:[[media:Yan's latest summary of UITF measurements including energy spread.pptx]]<br />
<br />
'''2021'''<br />
:[[media:Max Tom and John study 6 MeV beam stability at CEBAF for comparison to UITF.pdf]]<br />
<br />
:[[media:Tom Power's summary of microphonics study during beam tests in December 2021.docx]]<br />
<br />
:[[media:Hannes' JLAAC talk on industrial applications of accelerators.pptx]]<br />
<br />
:[[Xi's AccApp21 presentation on 1,4dioxane elimination]]<br />
<br />
:[[media:UITF_Mysteries_20220112b.pdf|Max's momentum spread and optics studies]]<br />
<br />
:[[media:Tomasz, Rama, Clyde and Curt authored a technote - JLAB-TN-21-012, “New CEBAF Booster Performance and Test”.pdf]]<br />
<br />
:[[media:Yan's newest emittance and energy spread measurements.pptx]]<br />
<br />
:[[Yan's previous booster assessments for reference]]<br />
<br />
:[[media:Yan presents booster deflection, xy coupling and energy spread measurements.pptx]]<br />
<br />
:[[media:Xi compares GPT model predictions and beam size measurements at viewers.pptx]]<br />
<br />
:[[media:Sajini's GPT study related to photocathode position inside the electrode_GTS mag beam work.pdf]]<br />
<br />
:[[media:20211007_uitf_optics.pdf|Quad scan inconsistencies]]<br />
<br />
:[[media:20210930_uitf_plan.pdf|Suggested optics studies going forward]]<br />
<br />
:[[media:thoughts on how to spend the next month at UITF with LHe_beam studies.docx]]<br />
<br />
:[[to do list in preparation for water irradiation and final booster characterizations studies]]<br />
<br />
:[[Fall Schedule Discussion]]<br />
<br />
:[[media:UITF status report memo to Lab Leadership_June 2021.pdf]]<br />
<br />
:[[media:Xi's assessment of viewer alignment at UITF.pdf]]<br />
<br />
:[[media:Sunil Pokharel presentation_200 keV beam into Grigory's quarter CM with Nb3Sn coated cavities.pdf]]<br />
<br />
:[[media:HDIce run2b summary_preliminary report.pdf]]<br />
<br />
:[[media: Jonathan Creel's slides on CTF upgrade plans.pdf]]<br />
<br />
:[[to do list for booster characterization and preparing for water irradiation experiment]]<br />
<br />
:[[media:updated HDIce Run4 plan_i.e., what we actually did.pdf]]<br />
<br />
:[[media:HDIce Run4 plan.pdf]]<br />
<br />
:[[Reza's thoughts on bunchlength measurement at UITF]]<br />
<br />
:[[Max's thoughts on QCM GSet calibration]]<br />
<br />
:[[media: UITF stripline BPM study_John Musson 2_17_21.pdf]]<br />
<br />
:[[UITF plans for coming weeks, months plus booster optics discussion]]<br />
<br />
:[[media:Physics Division review of Andy's request for fourth run, so called run2b.pdf]]<br />
<br />
:[[media:Joe's slides describing UITF 210211_160317_UITF_OpsReview_Grames_Redux.pptx]]<br />
<br />
: Experimental Readiness Review web page for Wastewater Irradiation Experiment [[https://indico.jlab.org/event/431/]]<br />
<br />
:[[media:Andy's request for run2b.pdf]]<br />
<br />
:[[media: Marcy's molflo simulations imagining a beamline accident at HDIce.pptx]]<br />
<br />
: experimental readiness review web page for HDIce [[https://clasweb.jlab.org/wiki/index.php/CLAS12_HD-Ice_ERR]]<br />
<br />
:[[media:Alicia's booster simulations amended since 2016 version1.pptx]]<br />
<br />
:[[media:Andy's P&C presentation HDIce at UITF summary.pdf]]<br />
<br />
:[[media:Matt's P&C presentation UITF news.pptx]]<br />
<br />
:[[media: Andy's presentation at Hall B 'roundtable' discussion_Run2 and 3 preliminary summary 1_6_21.pdf]]<br />
<br />
'''2020'''<br />
:[[media:HDIce status report 12_19_2020.pdf]]<br />
<br />
:[[media:list of things to fix or improve at UITF.docx]]<br />
<br />
:[[media:running log during run3.docx]]<br />
<br />
:[[Booster LLRF test plan]]<br />
<br />
:[[media:HDIce status report 12_13_2020.pdf]]<br />
<br />
:[[media:HDIce status report 12_6_2020.pdf]]<br />
<br />
:[[media:HDIce status report 12_2_2020.pdf]]<br />
<br />
:[[media:P&C meeting December 4, 2020.pptx]]<br />
<br />
:[[media:HDIce status report 11_29_2020.pdf]]<br />
<br />
:[[media:HDIce status report 11_21_2020.pdf]]<br />
<br />
:[[HDIce run3 control room staffing]]<br />
<br />
:[[media:HDIce summary of run2.pdf]]<br />
<br />
:[[media:HDIce status report 11_15_2020.pdf]]<br />
<br />
:[[media:running log during run2.docx]]<br />
<br />
:[[media:HDIce status report 11_8_2020.pdf]]<br />
<br />
:[[media:HDIce status report 11_1_2020.pdf]]<br />
<br />
:[[media:HDIce status report 10_25_2020.pdf]]<br />
<br />
:[[media:P&C meeting October 27, 2020.pptx]]<br />
<br />
:[[media:things to do between runs1 and 2.pdf]]<br />
<br />
:[[media:HDIce status report ahead of run2.pdf]]<br />
<br />
:[[media:HDIce status report end run1.pdf]]<br />
<br />
:[[media:running log during run1.docx]]<br />
<br />
:[[HDIce run1 and 2 schedule]]<br />
<br />
:[[SRF and CRYO tasks related to replumbing the CTF, between runs 1 and 2]]<br />
<br />
:[[media:P&C meeting September 28, 2020.pptx]]<br />
<br />
:[[media:revised schedule for runs 2 and 3.docx]]<br />
<br />
:[[media:UITF_HDIce schedule now through end of run3.docx]]<br />
<br />
:[[media: HDIce run1 tasks and goals.pdf]]<br />
<br />
:[[media: HDIce run 1, 2 and 3 schedules with LHe usage.pdf]]<br />
<br />
:[[media:request to operate UITF.pdf]]<br />
<br />
:[[media:summary of run0 highlights.docx]]<br />
<br />
:[[media:running log during run0.docx]]<br />
<br />
:[[tasks between run0 and run1]]<br />
<br />
:[[HDIce to-do list, updated so Andy can respond to ERR findings]]<br />
<br />
:[[UITF Operator Training ppt slides version 3_post SAF162 guinea pig session]]<br />
<br />
:[[media:P&C meeting 3_17_2020.pptx]]<br />
<br />
:[[UITF Operator Training ppt slides_draft]]<br />
<br />
:[[UITF Meeting with Allison and others to discuss schedule HDIce tests 3_5_2020]]<br />
<br />
:[[UITF Meeting - "schedule" commissioning plan through HDIce tests]]<br />
<br />
:[[UITF Meeting - pre-run0 to do list]]<br />
<br />
:[[media:P&C meeting 1_21_2020.pptx]]<br />
<br />
:[[media:Dave Kashy's suggestion for heating the buncher.pdf]]<br />
<br />
:[[UITF presentation at Wednesday scheduling meeting MCC: January 15, 2020]]<br />
<br />
:[[UITF present status of FSDs January 9 2020]]<br />
<br />
:[[UITF Meeting - January 3, 2020]] to do list for HDIce, work in progress<br />
<br />
'''2019'''<br />
:[[media:HDIce ERR report summary.pdf]]<br />
<br />
:[[UITF permission to operate as an accelerator - December 4, 2019]]<br />
<br />
:[[UITF Meeting - November 25, 2019]] HDIce computer support request to ACE<br />
<br />
:[[UITF Meeting - November 18, 2019]] some things to do<br />
<br />
:[[UITF Meeting - November 6, 2019]] HDIce ERR agenda and charge<br />
<br />
:[[UITF Meeting - November 5, 2019 CATS items]] CATS items<br />
<br />
:[[UITF Meeting - November 5, 2019]] MeV beamline update<br />
<br />
:[[UITF Meeting - November 4, 2019]] bi-weekly meeting, engineering help for HDIce, and spectrometer work to install Brock pollarimeter<br />
<br />
:[[UITF Meeting - October 28, 2019]] P&C meeting 10/28/2019<br />
<br />
:[[UITF Meeting - October 21, 2019]] to-do list again!<br />
<br />
:[[HDIce dump magnet testing schedule: October 17, 2019]]<br />
<br />
:[[HDIce tile removal predictions: October 9, 2019]]<br />
<br />
:[[UITF status: October 8, 2019]]<br />
<br />
:[[UITF Meeting with HDIce_modifications to beamline - July 18, 2019]]<br />
<br />
:[[UITF Accelerator Readiness Review, summary of findings]]<br />
<br />
: UITF Accelerator Readiness Review, June 26-28, 2019, visit the indico link: https://www.jlab.org/indico/event/322/timetable/#20190626<br />
<br />
:[[UITF Meeting - May 20, 2019]] to-do list again!<br />
<br />
:[[UITF Meeting - May 6, 2019]] new tools<br />
<br />
:[[UITF Meeting - May 2, 2019]] Meeting with HDice<br />
<br />
:[[UITF Meeting - April 24, 2019]] UITF Management Self Assessment Conduct of Operations Review<br />
<br />
:[[UITF Meeting - April 22, 2019]] P&C Meeting 4/22/2019<br />
<br />
:[[UITF Meeting - April 18, 2019]] Discussions with Team HDIce<br />
<br />
:[[UITF Meeting - April 3, 2019]] shielding work update<br />
<br />
:[[UITF Meeting - March 25, 2019]] P&C meeting 3/25/2019<br />
<br />
:[[UITF Meeting - March 20, 2019]] meeting with Shaun and HDIce<br />
<br />
:[[UITF Meeting - March 14, 2019]] organizing shielding work<br />
<br />
:[[UITF Meeting - March 12, 2019]] updated to-do list<br />
<br />
:[[UITF Meeting - March 4, 2019]] Status update and to-do list for MeV beam line<br />
<br />
:[[UITF Meeting - February 26, 2019]] P&C Meeting 2/26/2019<br />
<br />
:[[UITF Meeting - February 20, 2019]] status and to-do list<br />
<br />
:[[UITF Meeting - February 13, 2019]] Meeting with HDIce<br />
<br />
:[[UITF Meeting - February 11, 2019]] MeV beam to-do list<br />
<br />
:[[UITF Meeting - January 23, 2019]] Meeting with HDice: Double Dump details, Harp size<br />
<br />
:[[UITF Meeting - January 14, 2019]] P&C Meeting slides January 2019<br />
<br />
:[[UITF Meeting - January 8, 2019]] On going discussion related to shielding, a to-do list<br />
<br />
:[[UITF Meeting - January 7, 2019]] More discussions related to the North Wall and extra shielding<br />
<br />
'''2018'''<br />
:[[UITF Meeting - December 12, 2018]] Uses of UITF<br />
<br />
:[[UITF Meeting - December 5, 2018]] Keith Welch's observation and thoughts on accident scenarios, part of our on-going discussion related to PSS-BCM and shielding<br />
<br />
:[[UITF Meeting - November 26, 2018]] P&C meeting, Andy presents a UITF/HDIce run schedule<br />
<br />
:[[UITF Meeting - November 20, 2018]] Shielding options for Cave2 north wall<br />
<br />
:[[UITF Meeting - November 13, 2018]] PSS BCM "specifications" documents<br />
<br />
:[[UITF Meeting - November 7, 2018]] MeV spreadsheet of components, Haimson inventory, MAT corrector inventory<br />
<br />
:[[UITF Meeting - October 31, 2018]] (HDice) Double Dump discussion<br />
<br />
:[[UITF Meeting - October 15, 2018]] P&C meeting slides<br />
<br />
:[[UITF Meeting - August 29, 2018]] With HDIce Group<br />
<br />
:[[UITF Meeting - August 15, 2018]] With HDIce Group<br />
<br />
:[[UITF Meeting - August 13, 2018]] P&C slides<br />
<br />
:[[UITF Meeting - June 15, 2018]] Meeting with Patrizia, experimental readiness review?<br />
<br />
:[[UITF Meeting - June 12, 2018]] Draft documents UITF Operations Directive, Bob's draft UITF ARR, and Bob's summary comments<br />
<br />
:[[UITF Meeting - June 6, 2018]] HDIce mechanical design discussion<br />
<br />
:[[UITF Meeting - June 3, 2018]] to-do list<br />
<br />
:[[UITF Meeting - March 11, 2018]] Cave drawing showing trenches and notes for Vashek to calculate shielding requirements near trenches<br />
<br />
:[[UITF Meeting - March 10, 2018]] The QCM was cooled to 4K on April 6 and then pumped down to 2K on April 9. Temperatures, pressure and liquid level look good: https://logbooks.jlab.org/entry/3557428 <br />
<br />
:[[UITF Meeting - March 12, 2018]] to-do list, preparing to cool QCM and add RF<br />
<br />
:[[UITF Meeting - March 2, 2018]] details related to QCM commissioning<br />
<br />
:[[UITF Meeting - February 26, 2018]] to-do list<br />
<br />
:[[UITF Meeting - February 12, 2018]] to-do list<br />
<br />
:[[UITF Meeting - February 9, 2018]] Parts count discussion, MeV beamline<br />
<br />
:[[UITF Meeting - February 8, 2018]] Discuss plans to cool the QCM and apply high power RF, but no beam acceleration <br />
<br />
:[[UITF Meeting - January 29, 2018]] We have 200 keV Viewer limited beam! Updates from RF and from Cryo on QCM, Chopper being conditioned<br />
<br />
:[[UITF Meeting - January 24, 2018]] UITF ME weekly meeting<br />
<br />
:[[UITF Meeting - January 19, 2018]] UITF choppers + comments on UITF MPS/FSD system<br />
<br />
:[[UITF Meeting - January 9, 2018]] Where Trent left the PSS BCM proposal before his departure<br />
<br />
'''2017'''<br />
<br />
:[[UITF Meeting - December 18, 2017]] Gun conditioned to 200 kV in vacuum. Beam line ready for beam?<br />
<br />
:[[UITF Meeting - December 4, 2017]] Gun HV conditioning in progress, made a cathode and preparing beam line for keV beam operations<br />
<br />
:[[UITF Meeting - November 6, 2017]] preparing for keV beam operations<br />
<br />
:[[UITF Meeting - April 10, 2017]] budget status<br />
<br />
:[[UITF/SRF Meeting - March 24, 2017]] SRF cleaning 4kxx beamline<br />
<br />
:[[UITF Meeting - February 1, 2017]] Editing the keV OSP<br />
<br />
'''2016'''<br />
:[[UITF Meeting - October 21, 2016]] UITF and CEBAF PSS BCM mini-review<br />
<br />
:[[UITF Meeting - October 20, 2016]] Meeting with Mont, HDIce schedule<br />
<br />
:[[UITF Meeting - October 10, 2016]] Meeting with Service Providers, FY17 budget estimate<br />
<br />
:[[UITF Meeting - August 16, 2016]] Meeting with Mont, UITF PSS BCM discussion meeting minutes, CEBAF PSS BCM technote<br />
<br />
:[[UITF Meeting - August 1, 2016]] UITF Engineering Meeting<br />
<br />
:[[UITF Meeting - July 14, 2016]] Group meeting - keV beamline vacuum status<br />
<br />
:[[UITF Meeting - July 12, 2016]] Meeting with Mont<br />
<br />
:[[UITF Meeting - June 15, 2016]] Work coordination - the new quarter cryomodule<br />
<br />
:[[UITF Meeting - May 19, 2016]] PSS BCM discussion<br />
<br />
:[[UITF Meeting - May 17, 2016]] Meeting with Mont<br />
<br />
:[[UITF Meeting - May 10, 2016]] Internal Safety Review<br />
<br />
:[[UITC Meeting - April 12, 2016]] Meeting with Mont<br />
<br />
:[[UITF Meeting - March 18, 2016]] UITF Ops Review<br />
<br />
:[[UITF Meeting - March 15, 2016]] Meeting with Mont<br />
<br />
:[[UITF Meeting - March 7, 2016]] Provide overview to EES, show schedule, MPS discussion<br />
<br />
:[[UITF Meeting - February 29, 2016]] imagining ops with macropulse beam<br />
<br />
:[[UITC Meeting - February 23, 2016]] Meeting with Mont + parts list + cost estimates for helium<br />
<br />
:[[UITC Meeting - February 19, 2016]] Discuss different aspects of new 1/4 CM at UITF<br />
<br />
:[[UITC Meeting - February 1, 2016]] HDIce talk to Hall B Users<br />
<br />
:[[UITC Meeting - January 29, 2016]] Revised schedule<br />
<br />
:[[UITC Meeting - January 27, 2016]] ME Meeting<br />
<br />
:[[UITC Meeting - January 19, 2016]] Meeting with Mont<br />
<br />
:[[UITC Meeting - January 14, 2016]] Discuss cost estimate "deltas" with Engineering and Kelly Webster<br />
<br />
:[[UITC Meeting - January 4, 2016]] HDIce meeting<br />
<br />
'''2015'''<br />
:[[UITC Meeting - December 21, 2015]] Meeting with Mont<br />
<br />
:[[UITC Meeting - December 15, 2015]] Meeting with HDice Group<br />
<br />
:[[UITC Meeting - December 14, 2015]] Nuts and Bolts<br />
<br />
:[[UITC Meeting - December 10, 2015]] a revised global schedule and cost estimate<br />
<br />
:[[UITC Meeting - November 23, 2015]] Monthly meeting with Mont, re-scoping UITF, month by month costs estimate revisited<br />
<br />
:[[UITC Meeting - November 9, 2015]] Meeting with BNL gun group<br />
<br />
:[[UITC Meeting - October 26, 2015]] Meeting with Team HDIce, ODH source term discussion<br />
<br />
:[[UITC Meeting - October 21, 2015]] Monthly Meeting with Mont, month by month cost estimate, P&C meeting slides<br />
<br />
:[[UITC Meeting - October 12, 2015]] Meeting with HDIce Folks (status of project)<br />
<br />
:[[UITC Meeting - October 8, 2015]] Final top-of-cave electrical requirements<br />
<br />
:[[UITC Meeting - October 1, 2015]] ODH discussion <br />
<br />
:[[UITC Meeting - August 31, 2015]] Discuss electrical requirements above cave + Meeting with HDIce, target dimensions and transfer line discussion + Mont meeting<br />
<br />
:[[UITC Meeting - August 24, 2015]] rack layout, utility layout<br />
<br />
:[[UITC Meeting - August 17 part2, 2015]] HDIce beamline design talking points<br />
<br />
:[[UITC Meeting - August 17, 2015]] Electronics rack discussion<br />
<br />
:[[UITC Meeting - August 12, 2015]] ME meeting<br />
<br />
:[[UITC Meeting - August 10, 2015]] nuts and bolts to do list<br />
<br />
:[[UITC Meeting - August 5, 2015]] ODH discussion<br />
<br />
:[[UITC Meeting - August 3, 2015]] An example of ODH assessment - the CMTF<br />
<br />
:[[UITC Meeting - July 31, 2015]] Meeting with Mont<br />
<br />
:[[UITC Meeting - July 27, 2015]] Status report and update<br />
<br />
:[[UITC Meeting - July 8, 2015]] Meeting with EHS&Q<br />
<br />
:[[UITC Meeting - June 22, 2015]] Meeting with Engineering<br />
<br />
:[[UITC Meeting - June 12, 2015]] 1/4 cryomodule discussion with Ops and SRF<br />
<br />
:[[UITC Meeting - June 9, 2015]] GTS discussion with Danny<br />
<br />
:[[UITC Meeting - June 8, 2015]] (eHD) Raster position/power, global schedule discussion, quantitative assessment of in-house solenoids<br />
<br />
:[[UITC Meeting - June 5, 2015]] Cryomodule considerations<br />
<br />
:[[UITC Meeting - June 3, 2015]] May 14, 2015 ME model + optics, Wien, buncher<br />
<br />
:[[UITC Meeting - May 18, 2015]] Slides presented to Mont, UITF cost update, entry/exit geometries<br />
<br />
:[[UITC Meeting - May 12, 2015]] Estimating network and computer control costs<br />
<br />
:[[UITC Meeting - April 27, 2015]] Warm beamline design, stairs, parts count update<br />
<br />
:[[UITC Meeting - April 1, 2015]] Mechanical Meeting and Meeting with I&C/Magnets Folks to discuss parts count<br />
<br />
:[[UITC Meeting - March 25, 2015]] Mechanical Meeting<br />
<br />
:[[UITC Meeting - March 23, 2015]] Layout and parts-list discussion<br />
<br />
:[[UITC Meeting - March 16, 2015]] UITF to do list, link to old engineering service providers<br />
<br />
:[[UITC Meeting - March 13, 2015]] Matt presentation at P&C meeting + two revised schedules<br />
<br />
:[[UITC Meeting - March 9, 2015]] Alex optics model presentation, ver 2<br />
<br />
:[[UITC Meeting - February 16, 2015]] parts list discussion<br />
<br />
:[[UITC Meeting - February 13, 2015]] Poelker P&C Meeting slides<br />
<br />
:[[UITC Meeting - January 26, 2015]] update the to-do list<br />
<br />
:[[UITC Meeting - January 22, 2015]] Follow meeting with Cryo<br />
<br />
:[[UITC Meeting - January 20, 2015]] Rebecca's Facilities Schedules, old and new. Walt's schedule<br />
<br />
:[[UITC Meeting - January 16, 2015]] Talks by Poelker and W. Akers at Planning and Coordination meeting<br />
<br />
:[[UITF Meeting - January 15, 2015]] Meeting minutes with RF guys<br />
<br />
:[[UITC Meeting - January 12, 2105]] Continue LHe discussion, Mike Lowry's HDIce alternate beamline layouts<br />
<br />
'''2014'''<br />
<br />
:[[UITC Meeting - December 22, 2014]] Joe Grames optics, Facilities revised schedule<br />
<br />
:[[UITC Meeting - December 16, 2014]] Orientation of old and new 1/4CM inside the cave, and notes re: LHe supply/return cans<br />
<br />
:[[UITC Meeting - December 15, 2014]] Optics discussion, beamline mechanical layout, Walt's Cave2 proposal<br />
<br />
:[[UITC Meeting - December 12, 2014]] Subset of UITF team meets with Andrew and "Service Providers"<br />
<br />
:[[UITC Meeting - December 8, 2014]] WBS assessment, discuss Walt's new cave layout, Mike Lowry's first HDIce beamline layout<br />
<br />
:[[UITC Meeting - December 1, 2014]] concrete block inventory<br />
<br />
:[[UITC Meeting - November 3, 2014]] g4beamline modeling raster + solenoid<br />
<br />
:[[UITC Meeting - October 27, 2014]] Raster Discussion<br />
<br />
:[[UITC Meeting - Oct 13, 2014]] Big Picture<br />
<br />
:[[UITC Meeting - Oct 6, 2014]] Nuts and Bolts<br />
<br />
:[[UITC Meeting - September 29, 2014]] Big Picture: nanoamp BPMs and modeling discussion<br />
<br />
:[[UITC Meeting - Septmeber 22, 2014]] Nuts and Bolts: Optics and Mechanical model developments<br />
<br />
:[[UITC Meeting - Septmeber 15, 2014]] Beamline discussion continued<br />
<br />
:[[UITC Meeting - September 8, 2014]] Yan Wang's thesis proposal<br />
<br />
:[[UITC Meeting - August 25, 2014]] Nuts and Bolts (to-do list for both guns, Test Cave and GTS) <br />
<br />
:[[UITC Meeting - August 18, 2014]] Big Picture (RF systems discussion with Tom and Curt)<br />
<br />
:[[UITC Meeting - August 4, 2014]] Big Picture (Hari's proposal for safety system, <br />
<br />
:[[UITC Meeting - July 28, 2014]] Nuts and Bolts (1497 MHz Chopper assessment, Discuss beamline design, shed design, Engineering labor estimate, GTS gun sans light box)<br />
<br />
:[[UITC Meeting - July 21, 2014]] Big Picture (Discussion with Tom Renzo of Facilities)<br />
<br />
:[[UITC Meeting - July 14, 2014]] Nuts and Bolts (more odds and ends, including GTS "to do" list)<br />
<br />
:[[UITC Meeting - July 7, 2014]] Big Picture (invitee Pavel Evtushenko discussion on beamline diagnostics + beamline layout gun to HDIce target)<br />
<br />
:[[UITC Meeting - June 30, 2014]] Nuts and Bolts Test Cave and GTS (odds and ends discussion for both beamlines)<br />
<br />
:[[UITC Meeting - June 23, 2014]] Big Picture (350kV beamline discussion, schedule v1)<br />
<br />
:[[UITC Meeting - June 16, 2014]] Nuts & Bolts<br />
<br />
:[[UITC Meeting - June 9, 2014]] Big Picture (Engineering and Facilities Kick OFF meeting at MCC)<br />
<br />
:[[UITC Meeting - June 2, 2014]] Nuts & Bolts (DS and chopper comments)<br />
<br />
:[[UITC Meeting - May 20, 2014]] Beam line layout discussion continued<br />
<br />
:[[UITC Meeting - May 12, 2014]] Beam line layout discussion<br />
<br />
:[[UITC Meeting - May 5, 2014]] (Topic - drawings, basic layout and specs table)<br />
<br />
:[[UITC Meeting - April 28, 2014]]<br />
<br />
:[[UITC Meeting - March 26, 2014]] (Topic - Injector Magnets)<br />
<br />
:[[UITC Meeting - February 17, 2014]]<br />
<br />
:[[UITC Meeting - February 14, 2014]] (Topic - Task List)<br />
<br />
:[[UITC Meeting - February 7, 2014]] Hari's proposal to Lab management that led to approval</div>Poelkerhttps://wiki.jlab.org/ciswiki/index.php?title=Document-Controlled_Procedures_and_Assessments_for_UITF&diff=29189Document-Controlled Procedures and Assessments for UITF2023-02-01T16:58:07Z<p>Poelker: </p>
<hr />
<div>'''[[OSPs, TOSPs and LOSPs for UITF]]'''<br />
<br />
these procedures are managed via document control with links to individual procedures as shown below, but these documents can also be found using the search tool at this link: https://mis.jlab.org/mis/apps/mis_forms/search_operational_safety_procedure_forms.cfm<br />
<br />
Transferring (loading/removing) targets to/from the HDice IBC in cave-2 of the UITF, valid through 3/11/2023: https://mis.jlab.org/mis/apps/mis_forms/operational_safety_procedure_form.cfm?entry_id=94834 <br />
<br />
HDIce Dump Solenoid – Operating Magnet to Full Field, valid through 10/20/2020: https://mis.jlab.org/mis/apps/mis_forms/operational_safety_procedure_form.cfm?entry_id=95104 <br />
<br />
UITF Cave2 ceiling roof tile removal, renewed and updated 7/12/2022: https://misportal.jlab.org/mis/apps/mis_forms/operational_safety_procedure_form.cfm?entry_id=135951<br />
<br />
Cool and Operate HDice IBC and its superconducting magnets in cave2 of UITF, valid through 10/27/2021: https://mis.jlab.org/mis/apps/mis_forms/operational_safety_procedure_form.cfm?entry_id=80380<br />
<br />
UITF 748.5 MHz Buncher Cavity Operation at the Upgraded Injector Test Facility, valid through 2/20/2022: https://mis.jlab.org/mis/apps/mis_forms/operational_safety_procedure_form.cfm?entry_id=82655 <br />
<br />
UITF Commissioning the QCM with RF, no beam acceleration, valid through 2/13/2022: https://mis.jlab.org/mis/apps/mis_forms/operational_safety_procedure_form.cfm?entry_id=82424<br />
<br />
keV beam line of the Upgraded Injector Test Facility (UITF), valid through 2/1/2026: https://misportal.jlab.org/mis/apps/mis_forms/operational_safety_procedure_form.cfm?entry_id=148151<br />
<br />
Gun High Voltage Conditioning at Upgraded Injector Test Facility (UITF) with Spellman High Voltage Power Supply (TOSP, not found via search tool, was not submitted I guess but could be useful someday so I save it here): [[media: Gun High Voltage Conditioning at Upgraded Injector Test Facility (UITF) with Spellman High Voltage Power Supply.docx]]<br />
<br />
UITF Laser Systems LOSP, valid through 1/1/2026 : https://misportal.jlab.org/mis/apps/mis_forms/operational_safety_procedure_form.cfm?entry_id=147881<br />
<br />
<br />
'''[[Other official documents managed via document-control, e.g., official assessments]]'''<br />
<br />
UITF RWP, https://www.jlab.org/esh/radcon/operations/RWPs<br />
<br />
UITF Start Up Procedure, approved on 8/24/2020, saved to Docushare; https://jlabdoc.jlab.org/docushare/dsweb/View/Collection-48330<br />
<br />
UITF sweep procedure, updated 1/3/2020, Document Number:SSG-PR-03-101,Rev. 20.0 [[File: UITF sweep procedure_SSG-PR-03-101_Rev. 20.0_January 3, 2020.pdf]]<br />
<br />
Shielding Design Package from Vashek, approved by SCMB: https://jlabdoc.jlab.org/docushare/dsweb/Get/Document-200615/JLAB-TN-18-020.pdf, Photos of trench foam and lead shielding [[media:UITF trench shielding with photos.xls]]<br />
<br />
UITF SF6 tank pressure vessel assessment PS-ACC-17-001 can be found in DOCUSHARE at https://jlabdoc.jlab.org/docushare/dsweb/View/Collection-38867 (Note, the pressure vessel assessment for a similar SF6 tank used at CEBAF can be found at https://jlabdoc.jlab.org/docushare/dsweb/View/Collection-38417)<br />
<br />
UITF QCM Vacuum Vessel assessment: [[File:QCM Vacuum Vessel Assessment by Gary Cheng.docx]]<br />
<br />
UITF Approved ODH Assessment_revision2: [[File:UITF ODH Assessment_revision2.pdf]] and available at https://misportal.jlab.org/railsForms/oxygen_deficiency_reviews/112851/attachment/13530/ODH_UITF-Rev2%20-WO%20Edits_final.pdf<br />
<br />
UITF Industrial Hygiene Assessment for SF6 exposure: [[File:UITF SF6 assessment.pdf]]<br />
<br />
Trim Card Diagnostic and Replacement Procedure [[File:Trim Card Replacement Procedure_ACC-PR-01-004 Rev 7.pdf]]</div>Poelkerhttps://wiki.jlab.org/ciswiki/index.php?title=File:SAD_planning_meeting_with_I%26C_old_and_new_element_names.xls&diff=29107File:SAD planning meeting with I&C old and new element names.xls2023-01-10T18:07:41Z<p>Poelker: </p>
<hr />
<div></div>Poelkerhttps://wiki.jlab.org/ciswiki/index.php?title=AIPINJ_-_Phase_2_Upgrade_Meetings&diff=29106AIPINJ - Phase 2 Upgrade Meetings2023-01-10T18:06:47Z<p>Poelker: </p>
<hr />
<div>'''2023'''<br />
:[[media:SAD planning meeting with I&C_old and new element names.xls]]<br />
<br />
:[[media:SAD planning meeting at MCC 1_10_2023 - image of the phase2 beamline.xls]]<br />
<br />
:[[media:SAD planning meeting at MCC 1_10_2023 - phase2 region songsheet.xls]]<br />
<br />
:[[media:SAD planning meeting at MCC 1_10_2023 - tasks in loose order.docx]]<br />
<br />
<br />
'''2021'''<br />
<br />
* [[phase2 ME meeting minutes 6_3_2021]]<br />
<br />
* [[phase2 ME meeting minutes 4_29_2021]]<br />
<br />
* [[phase2 ME meeting minutes 4_22_2021]]<br />
<br />
* [[phase2 ME meeting minutes 4_14_2021]]<br />
<br />
* [[phase2 ME meeting minutes 4_8_2021]]<br />
<br />
* [[phase 2 discussion with all vested parties_starting the conversation 3_17_21]]<br />
<br />
* [[phase2 ME meeting minutes 18Feb21]]</div>Poelkerhttps://wiki.jlab.org/ciswiki/index.php?title=File:SAD_planning_meeting_at_MCC_1_10_2023_-_tasks_in_loose_order.docx&diff=29102File:SAD planning meeting at MCC 1 10 2023 - tasks in loose order.docx2023-01-09T17:18:05Z<p>Poelker: </p>
<hr />
<div></div>Poelkerhttps://wiki.jlab.org/ciswiki/index.php?title=File:SAD_planning_meeting_at_MCC_1_10_2023_-_phase2_region_songsheet.xls&diff=29101File:SAD planning meeting at MCC 1 10 2023 - phase2 region songsheet.xls2023-01-09T17:17:49Z<p>Poelker: </p>
<hr />
<div></div>Poelkerhttps://wiki.jlab.org/ciswiki/index.php?title=File:SAD_planning_meeting_at_MCC_1_10_2023_-_image_of_the_phase2_beamline.xls&diff=29100File:SAD planning meeting at MCC 1 10 2023 - image of the phase2 beamline.xls2023-01-09T17:17:25Z<p>Poelker: </p>
<hr />
<div></div>Poelkerhttps://wiki.jlab.org/ciswiki/index.php?title=AIPINJ_-_Phase_2_Upgrade_Meetings&diff=29099AIPINJ - Phase 2 Upgrade Meetings2023-01-09T17:17:05Z<p>Poelker: </p>
<hr />
<div>'''2023'''<br />
:[[media:SAD planning meeting at MCC 1_10_2023 - image of the phase2 beamline.xls]]<br />
<br />
:[[media:SAD planning meeting at MCC 1_10_2023 - phase2 region songsheet.xls]]<br />
<br />
:[[media:SAD planning meeting at MCC 1_10_2023 - tasks in loose order.docx]]<br />
<br />
<br />
'''2021'''<br />
<br />
* [[phase2 ME meeting minutes 6_3_2021]]<br />
<br />
* [[phase2 ME meeting minutes 4_29_2021]]<br />
<br />
* [[phase2 ME meeting minutes 4_22_2021]]<br />
<br />
* [[phase2 ME meeting minutes 4_14_2021]]<br />
<br />
* [[phase2 ME meeting minutes 4_8_2021]]<br />
<br />
* [[phase 2 discussion with all vested parties_starting the conversation 3_17_21]]<br />
<br />
* [[phase2 ME meeting minutes 18Feb21]]</div>Poelkerhttps://wiki.jlab.org/ciswiki/index.php?title=AIPINJ_-_Phase_2_Upgrade_Meetings&diff=29098AIPINJ - Phase 2 Upgrade Meetings2023-01-09T17:11:46Z<p>Poelker: </p>
<hr />
<div>'''2023'''<br />
<br />
<br />
<br />
'''2021'''<br />
<br />
* [[phase2 ME meeting minutes 6_3_2021]]<br />
<br />
* [[phase2 ME meeting minutes 4_29_2021]]<br />
<br />
* [[phase2 ME meeting minutes 4_22_2021]]<br />
<br />
* [[phase2 ME meeting minutes 4_14_2021]]<br />
<br />
* [[phase2 ME meeting minutes 4_8_2021]]<br />
<br />
* [[phase 2 discussion with all vested parties_starting the conversation 3_17_21]]<br />
<br />
* [[phase2 ME meeting minutes 18Feb21]]</div>Poelkerhttps://wiki.jlab.org/ciswiki/index.php?title=File:Injector_upgrade_SAD_meeting_at_MCC_1_10_2023_images_of_phase2_beamline.xls&diff=29097File:Injector upgrade SAD meeting at MCC 1 10 2023 images of phase2 beamline.xls2023-01-09T16:32:25Z<p>Poelker: </p>
<hr />
<div></div>Poelkerhttps://wiki.jlab.org/ciswiki/index.php?title=File:Injector_upgrade_SAD_meeting_at_MCC_1_10_2023_tasks_in_loose_order.docx&diff=29096File:Injector upgrade SAD meeting at MCC 1 10 2023 tasks in loose order.docx2023-01-09T16:32:13Z<p>Poelker: </p>
<hr />
<div></div>Poelkerhttps://wiki.jlab.org/ciswiki/index.php?title=UITC_meeting_minutes&diff=29095UITC meeting minutes2023-01-09T16:31:43Z<p>Poelker: </p>
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<div>'''2023'''<br />
:[[media:injector upgrade SAD meeting at MCC 1_10_2023_tasks in loose order.docx]]<br />
<br />
:[[media:injector upgrade SAD meeting at MCC 1_10_2023_images of phase2 beamline.xls]]<br />
<br />
'''2022'''<br />
<br />
:[[media:220512_Wien_Mott.pptx|Coordination meeting to install U-Wien and Mott]]<br />
<br />
:[[media:Dave Kashy's assessment of building 58 LCW system.pdf]]<br />
<br />
:[[media:CTF plans for next 14 months - meeting minutes.docx]]<br />
<br />
:[[media:Yan's latest summary of UITF measurements including energy spread.pptx]]<br />
<br />
'''2021'''<br />
:[[media:Max Tom and John study 6 MeV beam stability at CEBAF for comparison to UITF.pdf]]<br />
<br />
:[[media:Tom Power's summary of microphonics study during beam tests in December 2021.docx]]<br />
<br />
:[[media:Hannes' JLAAC talk on industrial applications of accelerators.pptx]]<br />
<br />
:[[Xi's AccApp21 presentation on 1,4dioxane elimination]]<br />
<br />
:[[media:UITF_Mysteries_20220112b.pdf|Max's momentum spread and optics studies]]<br />
<br />
:[[media:Tomasz, Rama, Clyde and Curt authored a technote - JLAB-TN-21-012, “New CEBAF Booster Performance and Test”.pdf]]<br />
<br />
:[[media:Yan's newest emittance and energy spread measurements.pptx]]<br />
<br />
:[[Yan's previous booster assessments for reference]]<br />
<br />
:[[media:Yan presents booster deflection, xy coupling and energy spread measurements.pptx]]<br />
<br />
:[[media:Xi compares GPT model predictions and beam size measurements at viewers.pptx]]<br />
<br />
:[[media:Sajini's GPT study related to photocathode position inside the electrode_GTS mag beam work.pdf]]<br />
<br />
:[[media:20211007_uitf_optics.pdf|Quad scan inconsistencies]]<br />
<br />
:[[media:20210930_uitf_plan.pdf|Suggested optics studies going forward]]<br />
<br />
:[[media:thoughts on how to spend the next month at UITF with LHe_beam studies.docx]]<br />
<br />
:[[to do list in preparation for water irradiation and final booster characterizations studies]]<br />
<br />
:[[Fall Schedule Discussion]]<br />
<br />
:[[media:UITF status report memo to Lab Leadership_June 2021.pdf]]<br />
<br />
:[[media:Xi's assessment of viewer alignment at UITF.pdf]]<br />
<br />
:[[media:Sunil Pokharel presentation_200 keV beam into Grigory's quarter CM with Nb3Sn coated cavities.pdf]]<br />
<br />
:[[media:HDIce run2b summary_preliminary report.pdf]]<br />
<br />
:[[media: Jonathan Creel's slides on CTF upgrade plans.pdf]]<br />
<br />
:[[to do list for booster characterization and preparing for water irradiation experiment]]<br />
<br />
:[[media:updated HDIce Run4 plan_i.e., what we actually did.pdf]]<br />
<br />
:[[media:HDIce Run4 plan.pdf]]<br />
<br />
:[[Reza's thoughts on bunchlength measurement at UITF]]<br />
<br />
:[[Max's thoughts on QCM GSet calibration]]<br />
<br />
:[[media: UITF stripline BPM study_John Musson 2_17_21.pdf]]<br />
<br />
:[[UITF plans for coming weeks, months plus booster optics discussion]]<br />
<br />
:[[media:Physics Division review of Andy's request for fourth run, so called run2b.pdf]]<br />
<br />
:[[media:Joe's slides describing UITF 210211_160317_UITF_OpsReview_Grames_Redux.pptx]]<br />
<br />
: Experimental Readiness Review web page for Wastewater Irradiation Experiment [[https://indico.jlab.org/event/431/]]<br />
<br />
:[[media:Andy's request for run2b.pdf]]<br />
<br />
:[[media: Marcy's molflo simulations imagining a beamline accident at HDIce.pptx]]<br />
<br />
: experimental readiness review web page for HDIce [[https://clasweb.jlab.org/wiki/index.php/CLAS12_HD-Ice_ERR]]<br />
<br />
:[[media:Alicia's booster simulations amended since 2016 version1.pptx]]<br />
<br />
:[[media:Andy's P&C presentation HDIce at UITF summary.pdf]]<br />
<br />
:[[media:Matt's P&C presentation UITF news.pptx]]<br />
<br />
:[[media: Andy's presentation at Hall B 'roundtable' discussion_Run2 and 3 preliminary summary 1_6_21.pdf]]<br />
<br />
'''2020'''<br />
:[[media:HDIce status report 12_19_2020.pdf]]<br />
<br />
:[[media:list of things to fix or improve at UITF.docx]]<br />
<br />
:[[media:running log during run3.docx]]<br />
<br />
:[[Booster LLRF test plan]]<br />
<br />
:[[media:HDIce status report 12_13_2020.pdf]]<br />
<br />
:[[media:HDIce status report 12_6_2020.pdf]]<br />
<br />
:[[media:HDIce status report 12_2_2020.pdf]]<br />
<br />
:[[media:P&C meeting December 4, 2020.pptx]]<br />
<br />
:[[media:HDIce status report 11_29_2020.pdf]]<br />
<br />
:[[media:HDIce status report 11_21_2020.pdf]]<br />
<br />
:[[HDIce run3 control room staffing]]<br />
<br />
:[[media:HDIce summary of run2.pdf]]<br />
<br />
:[[media:HDIce status report 11_15_2020.pdf]]<br />
<br />
:[[media:running log during run2.docx]]<br />
<br />
:[[media:HDIce status report 11_8_2020.pdf]]<br />
<br />
:[[media:HDIce status report 11_1_2020.pdf]]<br />
<br />
:[[media:HDIce status report 10_25_2020.pdf]]<br />
<br />
:[[media:P&C meeting October 27, 2020.pptx]]<br />
<br />
:[[media:things to do between runs1 and 2.pdf]]<br />
<br />
:[[media:HDIce status report ahead of run2.pdf]]<br />
<br />
:[[media:HDIce status report end run1.pdf]]<br />
<br />
:[[media:running log during run1.docx]]<br />
<br />
:[[HDIce run1 and 2 schedule]]<br />
<br />
:[[SRF and CRYO tasks related to replumbing the CTF, between runs 1 and 2]]<br />
<br />
:[[media:P&C meeting September 28, 2020.pptx]]<br />
<br />
:[[media:revised schedule for runs 2 and 3.docx]]<br />
<br />
:[[media:UITF_HDIce schedule now through end of run3.docx]]<br />
<br />
:[[media: HDIce run1 tasks and goals.pdf]]<br />
<br />
:[[media: HDIce run 1, 2 and 3 schedules with LHe usage.pdf]]<br />
<br />
:[[media:request to operate UITF.pdf]]<br />
<br />
:[[media:summary of run0 highlights.docx]]<br />
<br />
:[[media:running log during run0.docx]]<br />
<br />
:[[tasks between run0 and run1]]<br />
<br />
:[[HDIce to-do list, updated so Andy can respond to ERR findings]]<br />
<br />
:[[UITF Operator Training ppt slides version 3_post SAF162 guinea pig session]]<br />
<br />
:[[media:P&C meeting 3_17_2020.pptx]]<br />
<br />
:[[UITF Operator Training ppt slides_draft]]<br />
<br />
:[[UITF Meeting with Allison and others to discuss schedule HDIce tests 3_5_2020]]<br />
<br />
:[[UITF Meeting - "schedule" commissioning plan through HDIce tests]]<br />
<br />
:[[UITF Meeting - pre-run0 to do list]]<br />
<br />
:[[media:P&C meeting 1_21_2020.pptx]]<br />
<br />
:[[media:Dave Kashy's suggestion for heating the buncher.pdf]]<br />
<br />
:[[UITF presentation at Wednesday scheduling meeting MCC: January 15, 2020]]<br />
<br />
:[[UITF present status of FSDs January 9 2020]]<br />
<br />
:[[UITF Meeting - January 3, 2020]] to do list for HDIce, work in progress<br />
<br />
'''2019'''<br />
:[[media:HDIce ERR report summary.pdf]]<br />
<br />
:[[UITF permission to operate as an accelerator - December 4, 2019]]<br />
<br />
:[[UITF Meeting - November 25, 2019]] HDIce computer support request to ACE<br />
<br />
:[[UITF Meeting - November 18, 2019]] some things to do<br />
<br />
:[[UITF Meeting - November 6, 2019]] HDIce ERR agenda and charge<br />
<br />
:[[UITF Meeting - November 5, 2019 CATS items]] CATS items<br />
<br />
:[[UITF Meeting - November 5, 2019]] MeV beamline update<br />
<br />
:[[UITF Meeting - November 4, 2019]] bi-weekly meeting, engineering help for HDIce, and spectrometer work to install Brock pollarimeter<br />
<br />
:[[UITF Meeting - October 28, 2019]] P&C meeting 10/28/2019<br />
<br />
:[[UITF Meeting - October 21, 2019]] to-do list again!<br />
<br />
:[[HDIce dump magnet testing schedule: October 17, 2019]]<br />
<br />
:[[HDIce tile removal predictions: October 9, 2019]]<br />
<br />
:[[UITF status: October 8, 2019]]<br />
<br />
:[[UITF Meeting with HDIce_modifications to beamline - July 18, 2019]]<br />
<br />
:[[UITF Accelerator Readiness Review, summary of findings]]<br />
<br />
: UITF Accelerator Readiness Review, June 26-28, 2019, visit the indico link: https://www.jlab.org/indico/event/322/timetable/#20190626<br />
<br />
:[[UITF Meeting - May 20, 2019]] to-do list again!<br />
<br />
:[[UITF Meeting - May 6, 2019]] new tools<br />
<br />
:[[UITF Meeting - May 2, 2019]] Meeting with HDice<br />
<br />
:[[UITF Meeting - April 24, 2019]] UITF Management Self Assessment Conduct of Operations Review<br />
<br />
:[[UITF Meeting - April 22, 2019]] P&C Meeting 4/22/2019<br />
<br />
:[[UITF Meeting - April 18, 2019]] Discussions with Team HDIce<br />
<br />
:[[UITF Meeting - April 3, 2019]] shielding work update<br />
<br />
:[[UITF Meeting - March 25, 2019]] P&C meeting 3/25/2019<br />
<br />
:[[UITF Meeting - March 20, 2019]] meeting with Shaun and HDIce<br />
<br />
:[[UITF Meeting - March 14, 2019]] organizing shielding work<br />
<br />
:[[UITF Meeting - March 12, 2019]] updated to-do list<br />
<br />
:[[UITF Meeting - March 4, 2019]] Status update and to-do list for MeV beam line<br />
<br />
:[[UITF Meeting - February 26, 2019]] P&C Meeting 2/26/2019<br />
<br />
:[[UITF Meeting - February 20, 2019]] status and to-do list<br />
<br />
:[[UITF Meeting - February 13, 2019]] Meeting with HDIce<br />
<br />
:[[UITF Meeting - February 11, 2019]] MeV beam to-do list<br />
<br />
:[[UITF Meeting - January 23, 2019]] Meeting with HDice: Double Dump details, Harp size<br />
<br />
:[[UITF Meeting - January 14, 2019]] P&C Meeting slides January 2019<br />
<br />
:[[UITF Meeting - January 8, 2019]] On going discussion related to shielding, a to-do list<br />
<br />
:[[UITF Meeting - January 7, 2019]] More discussions related to the North Wall and extra shielding<br />
<br />
'''2018'''<br />
:[[UITF Meeting - December 12, 2018]] Uses of UITF<br />
<br />
:[[UITF Meeting - December 5, 2018]] Keith Welch's observation and thoughts on accident scenarios, part of our on-going discussion related to PSS-BCM and shielding<br />
<br />
:[[UITF Meeting - November 26, 2018]] P&C meeting, Andy presents a UITF/HDIce run schedule<br />
<br />
:[[UITF Meeting - November 20, 2018]] Shielding options for Cave2 north wall<br />
<br />
:[[UITF Meeting - November 13, 2018]] PSS BCM "specifications" documents<br />
<br />
:[[UITF Meeting - November 7, 2018]] MeV spreadsheet of components, Haimson inventory, MAT corrector inventory<br />
<br />
:[[UITF Meeting - October 31, 2018]] (HDice) Double Dump discussion<br />
<br />
:[[UITF Meeting - October 15, 2018]] P&C meeting slides<br />
<br />
:[[UITF Meeting - August 29, 2018]] With HDIce Group<br />
<br />
:[[UITF Meeting - August 15, 2018]] With HDIce Group<br />
<br />
:[[UITF Meeting - August 13, 2018]] P&C slides<br />
<br />
:[[UITF Meeting - June 15, 2018]] Meeting with Patrizia, experimental readiness review?<br />
<br />
:[[UITF Meeting - June 12, 2018]] Draft documents UITF Operations Directive, Bob's draft UITF ARR, and Bob's summary comments<br />
<br />
:[[UITF Meeting - June 6, 2018]] HDIce mechanical design discussion<br />
<br />
:[[UITF Meeting - June 3, 2018]] to-do list<br />
<br />
:[[UITF Meeting - March 11, 2018]] Cave drawing showing trenches and notes for Vashek to calculate shielding requirements near trenches<br />
<br />
:[[UITF Meeting - March 10, 2018]] The QCM was cooled to 4K on April 6 and then pumped down to 2K on April 9. Temperatures, pressure and liquid level look good: https://logbooks.jlab.org/entry/3557428 <br />
<br />
:[[UITF Meeting - March 12, 2018]] to-do list, preparing to cool QCM and add RF<br />
<br />
:[[UITF Meeting - March 2, 2018]] details related to QCM commissioning<br />
<br />
:[[UITF Meeting - February 26, 2018]] to-do list<br />
<br />
:[[UITF Meeting - February 12, 2018]] to-do list<br />
<br />
:[[UITF Meeting - February 9, 2018]] Parts count discussion, MeV beamline<br />
<br />
:[[UITF Meeting - February 8, 2018]] Discuss plans to cool the QCM and apply high power RF, but no beam acceleration <br />
<br />
:[[UITF Meeting - January 29, 2018]] We have 200 keV Viewer limited beam! Updates from RF and from Cryo on QCM, Chopper being conditioned<br />
<br />
:[[UITF Meeting - January 24, 2018]] UITF ME weekly meeting<br />
<br />
:[[UITF Meeting - January 19, 2018]] UITF choppers + comments on UITF MPS/FSD system<br />
<br />
:[[UITF Meeting - January 9, 2018]] Where Trent left the PSS BCM proposal before his departure<br />
<br />
'''2017'''<br />
<br />
:[[UITF Meeting - December 18, 2017]] Gun conditioned to 200 kV in vacuum. Beam line ready for beam?<br />
<br />
:[[UITF Meeting - December 4, 2017]] Gun HV conditioning in progress, made a cathode and preparing beam line for keV beam operations<br />
<br />
:[[UITF Meeting - November 6, 2017]] preparing for keV beam operations<br />
<br />
:[[UITF Meeting - April 10, 2017]] budget status<br />
<br />
:[[UITF/SRF Meeting - March 24, 2017]] SRF cleaning 4kxx beamline<br />
<br />
:[[UITF Meeting - February 1, 2017]] Editing the keV OSP<br />
<br />
'''2016'''<br />
:[[UITF Meeting - October 21, 2016]] UITF and CEBAF PSS BCM mini-review<br />
<br />
:[[UITF Meeting - October 20, 2016]] Meeting with Mont, HDIce schedule<br />
<br />
:[[UITF Meeting - October 10, 2016]] Meeting with Service Providers, FY17 budget estimate<br />
<br />
:[[UITF Meeting - August 16, 2016]] Meeting with Mont, UITF PSS BCM discussion meeting minutes, CEBAF PSS BCM technote<br />
<br />
:[[UITF Meeting - August 1, 2016]] UITF Engineering Meeting<br />
<br />
:[[UITF Meeting - July 14, 2016]] Group meeting - keV beamline vacuum status<br />
<br />
:[[UITF Meeting - July 12, 2016]] Meeting with Mont<br />
<br />
:[[UITF Meeting - June 15, 2016]] Work coordination - the new quarter cryomodule<br />
<br />
:[[UITF Meeting - May 19, 2016]] PSS BCM discussion<br />
<br />
:[[UITF Meeting - May 17, 2016]] Meeting with Mont<br />
<br />
:[[UITF Meeting - May 10, 2016]] Internal Safety Review<br />
<br />
:[[UITC Meeting - April 12, 2016]] Meeting with Mont<br />
<br />
:[[UITF Meeting - March 18, 2016]] UITF Ops Review<br />
<br />
:[[UITF Meeting - March 15, 2016]] Meeting with Mont<br />
<br />
:[[UITF Meeting - March 7, 2016]] Provide overview to EES, show schedule, MPS discussion<br />
<br />
:[[UITF Meeting - February 29, 2016]] imagining ops with macropulse beam<br />
<br />
:[[UITC Meeting - February 23, 2016]] Meeting with Mont + parts list + cost estimates for helium<br />
<br />
:[[UITC Meeting - February 19, 2016]] Discuss different aspects of new 1/4 CM at UITF<br />
<br />
:[[UITC Meeting - February 1, 2016]] HDIce talk to Hall B Users<br />
<br />
:[[UITC Meeting - January 29, 2016]] Revised schedule<br />
<br />
:[[UITC Meeting - January 27, 2016]] ME Meeting<br />
<br />
:[[UITC Meeting - January 19, 2016]] Meeting with Mont<br />
<br />
:[[UITC Meeting - January 14, 2016]] Discuss cost estimate "deltas" with Engineering and Kelly Webster<br />
<br />
:[[UITC Meeting - January 4, 2016]] HDIce meeting<br />
<br />
'''2015'''<br />
:[[UITC Meeting - December 21, 2015]] Meeting with Mont<br />
<br />
:[[UITC Meeting - December 15, 2015]] Meeting with HDice Group<br />
<br />
:[[UITC Meeting - December 14, 2015]] Nuts and Bolts<br />
<br />
:[[UITC Meeting - December 10, 2015]] a revised global schedule and cost estimate<br />
<br />
:[[UITC Meeting - November 23, 2015]] Monthly meeting with Mont, re-scoping UITF, month by month costs estimate revisited<br />
<br />
:[[UITC Meeting - November 9, 2015]] Meeting with BNL gun group<br />
<br />
:[[UITC Meeting - October 26, 2015]] Meeting with Team HDIce, ODH source term discussion<br />
<br />
:[[UITC Meeting - October 21, 2015]] Monthly Meeting with Mont, month by month cost estimate, P&C meeting slides<br />
<br />
:[[UITC Meeting - October 12, 2015]] Meeting with HDIce Folks (status of project)<br />
<br />
:[[UITC Meeting - October 8, 2015]] Final top-of-cave electrical requirements<br />
<br />
:[[UITC Meeting - October 1, 2015]] ODH discussion <br />
<br />
:[[UITC Meeting - August 31, 2015]] Discuss electrical requirements above cave + Meeting with HDIce, target dimensions and transfer line discussion + Mont meeting<br />
<br />
:[[UITC Meeting - August 24, 2015]] rack layout, utility layout<br />
<br />
:[[UITC Meeting - August 17 part2, 2015]] HDIce beamline design talking points<br />
<br />
:[[UITC Meeting - August 17, 2015]] Electronics rack discussion<br />
<br />
:[[UITC Meeting - August 12, 2015]] ME meeting<br />
<br />
:[[UITC Meeting - August 10, 2015]] nuts and bolts to do list<br />
<br />
:[[UITC Meeting - August 5, 2015]] ODH discussion<br />
<br />
:[[UITC Meeting - August 3, 2015]] An example of ODH assessment - the CMTF<br />
<br />
:[[UITC Meeting - July 31, 2015]] Meeting with Mont<br />
<br />
:[[UITC Meeting - July 27, 2015]] Status report and update<br />
<br />
:[[UITC Meeting - July 8, 2015]] Meeting with EHS&Q<br />
<br />
:[[UITC Meeting - June 22, 2015]] Meeting with Engineering<br />
<br />
:[[UITC Meeting - June 12, 2015]] 1/4 cryomodule discussion with Ops and SRF<br />
<br />
:[[UITC Meeting - June 9, 2015]] GTS discussion with Danny<br />
<br />
:[[UITC Meeting - June 8, 2015]] (eHD) Raster position/power, global schedule discussion, quantitative assessment of in-house solenoids<br />
<br />
:[[UITC Meeting - June 5, 2015]] Cryomodule considerations<br />
<br />
:[[UITC Meeting - June 3, 2015]] May 14, 2015 ME model + optics, Wien, buncher<br />
<br />
:[[UITC Meeting - May 18, 2015]] Slides presented to Mont, UITF cost update, entry/exit geometries<br />
<br />
:[[UITC Meeting - May 12, 2015]] Estimating network and computer control costs<br />
<br />
:[[UITC Meeting - April 27, 2015]] Warm beamline design, stairs, parts count update<br />
<br />
:[[UITC Meeting - April 1, 2015]] Mechanical Meeting and Meeting with I&C/Magnets Folks to discuss parts count<br />
<br />
:[[UITC Meeting - March 25, 2015]] Mechanical Meeting<br />
<br />
:[[UITC Meeting - March 23, 2015]] Layout and parts-list discussion<br />
<br />
:[[UITC Meeting - March 16, 2015]] UITF to do list, link to old engineering service providers<br />
<br />
:[[UITC Meeting - March 13, 2015]] Matt presentation at P&C meeting + two revised schedules<br />
<br />
:[[UITC Meeting - March 9, 2015]] Alex optics model presentation, ver 2<br />
<br />
:[[UITC Meeting - February 16, 2015]] parts list discussion<br />
<br />
:[[UITC Meeting - February 13, 2015]] Poelker P&C Meeting slides<br />
<br />
:[[UITC Meeting - January 26, 2015]] update the to-do list<br />
<br />
:[[UITC Meeting - January 22, 2015]] Follow meeting with Cryo<br />
<br />
:[[UITC Meeting - January 20, 2015]] Rebecca's Facilities Schedules, old and new. Walt's schedule<br />
<br />
:[[UITC Meeting - January 16, 2015]] Talks by Poelker and W. Akers at Planning and Coordination meeting<br />
<br />
:[[UITF Meeting - January 15, 2015]] Meeting minutes with RF guys<br />
<br />
:[[UITC Meeting - January 12, 2105]] Continue LHe discussion, Mike Lowry's HDIce alternate beamline layouts<br />
<br />
'''2014'''<br />
<br />
:[[UITC Meeting - December 22, 2014]] Joe Grames optics, Facilities revised schedule<br />
<br />
:[[UITC Meeting - December 16, 2014]] Orientation of old and new 1/4CM inside the cave, and notes re: LHe supply/return cans<br />
<br />
:[[UITC Meeting - December 15, 2014]] Optics discussion, beamline mechanical layout, Walt's Cave2 proposal<br />
<br />
:[[UITC Meeting - December 12, 2014]] Subset of UITF team meets with Andrew and "Service Providers"<br />
<br />
:[[UITC Meeting - December 8, 2014]] WBS assessment, discuss Walt's new cave layout, Mike Lowry's first HDIce beamline layout<br />
<br />
:[[UITC Meeting - December 1, 2014]] concrete block inventory<br />
<br />
:[[UITC Meeting - November 3, 2014]] g4beamline modeling raster + solenoid<br />
<br />
:[[UITC Meeting - October 27, 2014]] Raster Discussion<br />
<br />
:[[UITC Meeting - Oct 13, 2014]] Big Picture<br />
<br />
:[[UITC Meeting - Oct 6, 2014]] Nuts and Bolts<br />
<br />
:[[UITC Meeting - September 29, 2014]] Big Picture: nanoamp BPMs and modeling discussion<br />
<br />
:[[UITC Meeting - Septmeber 22, 2014]] Nuts and Bolts: Optics and Mechanical model developments<br />
<br />
:[[UITC Meeting - Septmeber 15, 2014]] Beamline discussion continued<br />
<br />
:[[UITC Meeting - September 8, 2014]] Yan Wang's thesis proposal<br />
<br />
:[[UITC Meeting - August 25, 2014]] Nuts and Bolts (to-do list for both guns, Test Cave and GTS) <br />
<br />
:[[UITC Meeting - August 18, 2014]] Big Picture (RF systems discussion with Tom and Curt)<br />
<br />
:[[UITC Meeting - August 4, 2014]] Big Picture (Hari's proposal for safety system, <br />
<br />
:[[UITC Meeting - July 28, 2014]] Nuts and Bolts (1497 MHz Chopper assessment, Discuss beamline design, shed design, Engineering labor estimate, GTS gun sans light box)<br />
<br />
:[[UITC Meeting - July 21, 2014]] Big Picture (Discussion with Tom Renzo of Facilities)<br />
<br />
:[[UITC Meeting - July 14, 2014]] Nuts and Bolts (more odds and ends, including GTS "to do" list)<br />
<br />
:[[UITC Meeting - July 7, 2014]] Big Picture (invitee Pavel Evtushenko discussion on beamline diagnostics + beamline layout gun to HDIce target)<br />
<br />
:[[UITC Meeting - June 30, 2014]] Nuts and Bolts Test Cave and GTS (odds and ends discussion for both beamlines)<br />
<br />
:[[UITC Meeting - June 23, 2014]] Big Picture (350kV beamline discussion, schedule v1)<br />
<br />
:[[UITC Meeting - June 16, 2014]] Nuts & Bolts<br />
<br />
:[[UITC Meeting - June 9, 2014]] Big Picture (Engineering and Facilities Kick OFF meeting at MCC)<br />
<br />
:[[UITC Meeting - June 2, 2014]] Nuts & Bolts (DS and chopper comments)<br />
<br />
:[[UITC Meeting - May 20, 2014]] Beam line layout discussion continued<br />
<br />
:[[UITC Meeting - May 12, 2014]] Beam line layout discussion<br />
<br />
:[[UITC Meeting - May 5, 2014]] (Topic - drawings, basic layout and specs table)<br />
<br />
:[[UITC Meeting - April 28, 2014]]<br />
<br />
:[[UITC Meeting - March 26, 2014]] (Topic - Injector Magnets)<br />
<br />
:[[UITC Meeting - February 17, 2014]]<br />
<br />
:[[UITC Meeting - February 14, 2014]] (Topic - Task List)<br />
<br />
:[[UITC Meeting - February 7, 2014]] Hari's proposal to Lab management that led to approval</div>Poelkerhttps://wiki.jlab.org/ciswiki/index.php?title=CIS_Refereed_Publications&diff=29069CIS Refereed Publications2022-12-15T23:47:07Z<p>Poelker: </p>
<hr />
<div>==2023==<br />
<br />
==2022==<br />
* Robert Pearce, Xi Li, John Vennekate, Gianluigi Ciovati and Charles Bott, ''Electron beam treatment for the removal of 1,4-dioxane in water and wastewater'', Water Sci Technol 2022; wst2022407. doi: https://doi.org/10.2166/wst.2022.407, [[media:1,4dioxane removal at UITF.pdf]]<br />
<br />
* P.A. Adderley, D. Bullard, Y.C. Chao, C.H. Gracia, J. Grames, J. Hansknecht, A. Hofler, R. Kazimi, J. Musson, C. Palatchi, K. Paschke, M. Poelker, G. Smith, M.L. Stutzman, R. Suleiman and Y. Wang, ''An overview of how parity-violating electron-scattering experiments are performed at CEBAF'', Nucl. Instrum. and Meth A '''1046''', 167710 (2023), https://doi.org/10.1016/j.nima.2022.167710, [[media:PV experiments at CEBAF.pdf]]<br />
<br />
* J. Arrington, M. Battaglieri, A. Boehnlein, S.A. Bogacz, W.K. Brooks, E. Chudakov, I. Cloët, R. Ent, H. Gao, J. Grames, L. Harwood, X. Ji, C. Keppel, G. Krafft, R.D. McKeown, J. Napolitano, J.W. Qiu, P. Rossi, M. Schram, S. Stepanyan, J. Stevens, A.P. Szczepaniak, N. Toro, X. Zheng, ''Physics with CEBAF at 12 GeV and future opportunities'', Progress in Particle and Nuclear Physics, 2022, 103985, ISSN 0146-6410, https://doi.org/10.1016/j.ppnp.2022.103985; (Also posted on arxiv: https://arxiv.org/abs/2112.00060)<br />
<br />
* S. A. K. Wijethunga, M. A. Mamun, R. Suleiman, C. Hernandez-Garcia, B. Bullard, J. R. Delayen, J. Grames, G. A. Krafft, G. Palacios-Serrano, and M. Poelker, "''Improving the electrostatic design of the Jefferson Lab 300 kV DC photogun''", Rev. Sci. Instrum. '''93''', 073303 (2022); https://aip.scitation.org/doi/10.1063/5.0091134 [[media:Sajini offset anode.pdf]]<br />
<br />
* Xi Li, Helmut Baumgart, Charles Bott, Gianluigi Ciovati, Shaun Gregory, Fay Hannon, Mike McCaughan, Robert Pearce, Matthew Poelker, Hannes Vennekate, and Shaoheng Wang, "''Design and commissioning of an e-beam irradiation beamline at the Upgraded Injector Test Facility at Jefferson Lab''", Nucl. Inst. and Meth. '''A1039''', 167093 (2022); https://doi.org/10.1016/j.nima.2022.167093 [[media:Xi's UITF water irradiation NIM paper.pdf]]<br />
<br />
==2021==<br />
<br />
==2020==<br />
<br />
* Wei Liu, Matt Poelker, John Smedley, Romain Ganter, Chapter 7 "''Photocathodes''" in the book ''Modern Developments in Vacuum Electron Sources'', [[media:Chapter 7.pdf]], Editors: Georg Gaertner, Wolfram Knapp, Richard G. Forbes, SSN 0303-4216ISSN 1437-0859 (electronic) Topics in Applied Physics ISBN 978-3-030-47290-0ISBN 978-3-030-47291-7 (eBook) https://doi.org/10.1007/978-3-030-47291-7 Springer Nature Switzerland AG 2020<br />
<br />
* Y. Wang, M. A. Mamun, P. Adderley, B. Bullard, J. Grames, J. Hansknecht, C. Hernandez-Garcia, R. Kazimi, G. A. Krafft, G. Palacios-Serrano, M. Poelker, M. L. Stutzman, R. Suleiman, M. Tiefenback, S. Wijethunga, J. Yoskowitz, and S. Zhang, "''Thermal emittance and lifetime of alkali-antimonide photocathodes grown on GaAs and molybdenum substrates evaluated in a -300 kV dc photogun''", Phys. Rev. Accel. Beams '''23''', 103401, Published 7 October 2020 [https://journals.aps.org/prab/abstract/10.1103/PhysRevAccelBeams.23.103401], [[media:Yan's photocathode paper_PRAB.pdf]]<br />
<br />
* J. M. Grames, C. K. Sinclair, M. Poelker, X. Roca-Maza, M. L. Stutzman, R. Suleiman, Md. A. Mamun, M. McHugh, D. Moser, J. Hansknecht, B. Moffit, and T. J. Gay, "''High precision 5 MeV Mott polarimeter''", [https://journals.aps.org/prc/abstract/10.1103/PhysRevC.102.015501 Phys. Rev. C 102, 015501] – Published 6 July 2020 [[media:PhysRevC.102.015501.pdf]]<br />
<br />
*G.Ciovati, M.Drury, J.Fischer, M.Stutzman and S.Suhring, “''Reduction of waveguide vacuum trips in CEBAF accelerating cavities with a combination ion pump and non-evaporable getter pump''” [[media:GigiNIM2020.pdf]] Nucl. Instrum. and Meth A964, (2020), 163788. <br />
<br />
*Xincun Peng, Matt Poelker, Marcy Stutzman, Bin Tang, Shukui Zhang, and Jijun Zou, "''Mie-type GaAs nanopillar array resonators for negative electron affinity photocathodes''", collaboration between Engineering Research Center of New Energy Technology of Jiangxi Province, East China University of Technology, Nanchang 330013, China and Thomas Jefferson National Accelerator Facility, 12000 Jefferson Avenue, Newport News, Virginia 23606,USA; Opt. Express '''28'''(2), 860-874 (2020); https://www.osapublishing.org/DirectPDFAccess/11F39DCB-BEE0-C06D-739FEF3676B92DCF_425659/oe-28-2-860.pdf?da=1&id=425659&seq=0&mobile=no; [[media:nanostructured photocathode paper_theoretical study.pdf]]<br />
<br />
==2019==<br />
* Xincun Peng, Zhidong Wang, Yun Liu, Dennis M. Manos, Matt Poelker, Marcy Stutzman, Bin Tang, Shukui Zhang, and Jijun Zou, "''Optical-Resonance-Enhanced Photoemission from Nanostructured GaAs Photocathodes''", Phys. Rev. Applied '''12''', 064002 (2019), https://journals.aps.org/prapplied/abstract/10.1103/PhysRevApplied.12.064002, [[media:nanostructured photocathode paper_experimental results.pdf]]<br />
<br />
* Mark Stefani and Fay Hannon,"''Longitudinal bunch profile diagnostic for magnetized electron beams''", Phys. Rev. Accel. Beams '''22''', 112802 (2019); DOI: 10.1103/PhysRevAccelBeams.22.112802; [[media:Mark and Ray rf deflector paper.pdf]]<br />
<br />
* Fay Hannon and Mark Stefani, "''Transverse uncorrelated emittance diagnosticfor magnetized electron beams''", Phys. Rev. Accel. Beams '''22''',102801 (2019), https://journals.aps.org/prab/pdf/10.1103/PhysRevAccelBeams.22.102801 <br />
<br />
* C. Hernandez-Garcia, B. Bullard, J. Benesch, J. Grames, J. Gubeli, F. Hannon, J. Hansknecht, J. Jordan, R. Kazimi, G. A. Krafft, M. A. Mamun, M. Poelker, M. L. Stutzman, R. Suleiman, M. Tiefenback, Y. Wang, and S. Zhang (Thomas Jefferson National Accelerator Facility, Newport News, Virginia 23606, USA); A. Valerio Lizarraga (Facultad de Ciencias Físico-matemáticas Universidad Autónoma de Sinaloa, Culiacán 80010, Mexico); R. Montoya Soto (Departamento de Física, Universidad de Guanajuato, León 37150, Mexico); A. Canales Ramos (Universidad Nacional Autónoma de Mexico, Mexico City 04510, Mexico), G. Palacios-Serrano, S. Wijethunga, J. T. Yoskowitz (Old Dominion University, Norfolk, Virginia 23529, USA) "''Compact −300kV dc inverted insulator photogun with biased anode and alkali-antimonide photocathode''", Phys. Rev. Accel. Beams '''22''', 113401 (2019), DOI:10.1103/PhysRevAccelBeams.22.113401, https://journals.aps.org/prab/pdf/10.1103/PhysRevAccelBeams.22.113401, [[media:GTS paper published in PRAB 2019.pdf]]<br />
<br />
* Wei Liu and Erdong Wang, "''Monte Carlo modeling of thin GaAs photocathodes,''" J. Appl. Phys. '''126''', 075706 (2019); https://doi.org/10.1063/1.5113804, [[media:modeling thin GaAs photocathodes.pdf]], Wei and Erdong modeled QE data obtained at JLab using the original hydrogen cleaning chamber, SPIRE/Bandwidth Semiconductor samples, MOCVD-grown bulk GaAs wafers with different thickness and dopant density.<br />
<br />
== 2018 ==<br />
* G. Palacios-Serrano, F. Hannon, C. Hernandez-Garcia, M. Poelker, and H. Baumgart, "''Electrostatic design and conditioning of a triple point junction shield for a -200 kV DC high voltage photogun,''" Review of Scientific Instruments '''89''', 104703 (2018), doi: 10.1063/1.5048700, view online:[https://aip.scitation.org/doi/pdf/10.1063/1.5048700?class=pdf text], [[media:COMSOL modeling of 200kV gun.pdf]]<br />
<br />
* K. Aulenbacher, E. Chudakov, D. Gaskell, J. Grames, and K.D. Paschke, "''Precision electron beam polarimetry for next generation nuclear physics experiments''", International Journal of Modern Physics E, '''27''', 7 (2018) 1830004 (57 pages) DOI: 10.1142/S0218301318300047 [https://www.worldscientific.com/doi/abs/10.1142/S0218301318300047 On-Line] [[media:IJMPE_27_7_2018.pdf]]<br />
<br />
* Wei Liu, Yiqiao Chen, Aaron Moy, Matthew Poelker, Marcy Stutzman, and Shukui Zhang, "''Evaluation of GaAsSb/AlGaAs strained superlattice photocathodes,''" AIP Advances '''8''', 075308 (2018); doi: 10.1063/1.5040593, View online: [https://doi.org/10.1063/1.5040593], [[media:GaAsSb_AlGaAs photocathode study.pdf]]<br />
<br />
* Marcy L. Stutzman, Philip A. Adderley, Md. Abdullah A. Mamun, and Matt Poelker, "''Nonevaporable getter coating chambers for extreme high vacuum,''" J. Vac. Sci. Technol. A '''36''', 031603 (2018) [https://avs.scitation.org/doi/full/10.1116/1.5010154],[[media:NEG coating chambers for extreme high vacuum.pdf]]<br />
<br />
== 2017 ==<br />
* M.A. Mamun, M. R. Hernandez-Flores, E. Morales, C. Hernandez-Garcia, and M. Poelker, "''Temperature Dependence of Alkali-Antimonide Photocathodes: Evaluation at Cryogenic Temperatures,''" Phys. Rev. Accel. Beams '''20''', 103403 (2017), [https://journals.aps.org/prab/abstract/10.1103/PhysRevAccelBeams.20.103403], [[media:Temperature dependence CsK2Sb photocathodes.pdf]]<br />
<br />
* C. Hernandez-Garcia, D. Bullard, F. Hannon, Y. Wang and M. Poelker, “''High voltage performance of a dc photoemission electron gun with centrifugal barrel-polished electrodes''”, Rev. Sci. Instrum. '''88''', 093303 (2017), [http://aip.scitation.org/doi/full/10.1063/1.4994794], [[media:Barrel polishing paper.pdf]]<br />
<br />
* C. Hernandez-Garcia, M. Krasilnikov, et al., "''Charge production studies from Cs<sub>2</sub>Te photocathodes in a normal conducting RF gun''", Nuclear Instruments and Methods in Physics Research, A '''871''' (2017) 97–104, [[Media:Carlos' PITZ charge studies article in NIMA August 2017.pdf]]<br />
<br />
* Wei Liu, Matt Poelker, Xincun Peng, Shukui Zhang, and Marcy Stutzman, "''A comprehensive evaluation of factors that influence the spin polarization of electrons emitted from bulk GaAs photocathodes''", J. Appl. Phys., '''122''', 035703 (2017), [http://aip.scitation.org/doi/pdf/10.1063/1.4994306], [[Media:polarization study.pdf]]<br />
<br />
* Yoshitaka Taira, Shukui Zhang, "''Split in phase singularities of an optical vortex by off-axis diffraction through a simple circular aperture''", Opt. Lett. '''42''', 1373 (2017), [https://www.osapublishing.org/ol/abstract.cfm?uri=ol-42-7-1373 Opt. Lett., 42, 1373 (2017)]<br />
<br />
== 2016 ==<br />
* Wei Liu, Yiqiao Chen, Wentao Lu, Aaron Moy, Matt Poelker, Marcy Stutzman, and Shukui Zhang, "''Record-level quantum efficiency from a high polarization strained GaAs/GaAsP superlattice photocathode with distributed Bragg reflector''", Appl. Phys. Lett. '''109''', 252104 (2016), [http://aip.scitation.org/doi/pdf/10.1063/1.4972180], [[media:DBR photocathode.pdf]]<br />
<br />
* Wei Liu, Shukui Zhang, Marcy Stutzman, and Matt Poelker, "''Effects of ion bombardment on bulk GaAs photocathodes with different surface-cleave planes''", Phys. Rev. Accel. Beams '''19''', 103402 (2016), [http://journals.aps.org/prab/pdf/10.1103/PhysRevAccelBeams.19.103402], [[media:ion implantation study.pdf]]<br />
<br />
* D. Abbott, P. Adderley, A. Adeyemi, P. Aguilera, M. Ali, H. Areti, M. Baylac, J. Benesch, G. Bosson, B. Cade, A. Camsonne, L. S. Cardman, J. Clark, P. Cole, S. Covert, C. Cuevas, O. Dadoun, D. Dale, H. Dong, J. Dumas, E. Fanchini, T. Forest, E. Forman, A. Freyberger, E. Froidefond, S. Golge, J. Grames, P. Guèye, J. Hansknecht, P. Harrell, J. Hoskins, C. Hyde, B. Josey, R. Kazimi, Y. Kim, D. Machie, K. Mahoney, R. Mammei, M. Marton, J. McCarter, M. McCaughan, M. McHugh, D. McNulty, K. E. Mesick, T. Michaelides, R. Michaels, B. Moffit, D. Moser, C. Muñoz Camacho, J.-F. Muraz, A. Opper, M. Poelker, J.-S. Réal, L. Richardson, S. Setiniyaz, M. Stutzman, R. Suleiman, C. Tennant, C. Tsai, D. Turner, M. Ungaro, A. Variola, E. Voutier, Y. Wang, and Y. Zhang, "''Production of Highly Polarized Positrons Using Polarized Electrons at MeV Energies''",<br />
** [http://journals.aps.org/prl/pdf/10.1103/PhysRevLett.116.214801 Phys. Rev. Lett., 116, 214801 (2016) ]<br />
** [https://arxiv.org/abs/1606.08877 arXiv:1606.08877 [physics.acc-ph]]<br />
** [[media:PhysRevLett.116.214801.pdf]]<br />
** [http://physics.aps.org/articles/v9/58 APS Focus article on PEPPo]<br />
** [http://www.dailypress.com/news/science/dp-nws-positrons-jeff-lab-20160612-story.html Daily Press article on PEPPo]<br />
<br />
* B. Roberts, F. Hannon, M. M. Ali, E. Forman, J. Grames, R. Kazimi, W. Moore, M. Pablo, M. Poelker, A. Sanchez, and D. Speirs, "''Harmonically resonant cavity as a bunch-length monitor''", Phys. Rev. Accel. Beams '''19''', 052801 (2016), [http://journals.aps.org/prab/abstract/10.1103/PhysRevAccelBeams.19.052801], [[Media:CEBAF harmonically resonant cavity bunchlength monitor.pdf]]<br />
<br />
* C. Hernandez-Garcia, M. Poelker, and J. Hansknecht, "''High Voltage Studies of Inverted-geometry Ceramic Insulators for a 350kV dc Polarized Electron Gun''", IEEE Transactions on Dielectrics and Electrical Insulation, Vol. 23, No. 1; February 2016 [http://ieeexplore.ieee.org/stamp/stamp.jsp?tp=&arnumber=7422586&tag=1], [[Media:High voltage studies in print.pdf]] <br />
<br />
* Md Abdullah A. Mamun, Abdelmageed A. Elmustafa, Carlos Hernandez-Garcia, Russell Mammei, and Matthew Poelker, "''Effect of Sb thickness on the performance of bialkali-antimonide photocathodes''", J. Vac. Sci. Technol. A '''34''' 021509 (2016), [http://scitation.aip.org/content/avs/journal/jvsta/34/2/10.1116/1.4939563], [[Media:alkali-antimonide study - long paper.pdf]]<br />
<br />
== 2015 ==<br />
* M. A. Mamun, C. Hernandez-Garcia, M. Poelker, and A. A. Elmustafa, "''Correlation of CsK<sub>2</sub>Sb photocathode lifetime with antimony thickness''", [http://scitation.aip.org/content/aip/journal/aplmater/3/6/10.1063/1.4922319 APL Materials '''3''', 066103 (2015)], [[Media:CsK<sub>2</sub>Sb using effusion source_short paper.pdf]]<br />
<br />
* Mahzad BastaniNejad, Abdelmageed A. Elmustafa, Eric Forman, Steven Covert, John Hansknecht, Carlos Hernandez-Garcia, Matthew Poelker, Lopa Das, Michael Kelley and Phillip Williams, "''Evaluation of electropolished stainless steel electrodes for use in DC high voltage photoelectron guns''", [http://scitation.aip.org/content/avs/journal/jvsta/33/4/10.1116/1.4920984 J. Vac. Sci. Technol. A '''33''' 041401 (2015)], [[Media:EP electrode study_in print.pdf]]<br />
<br />
* Md Abdullah A. Mamun, Abdelmageed A. Elmustafa, Rhys Taus, Eric Forman and Matthew Poelker, "''TiN coated aluminum electrodes for DC high voltage electron guns''", [http://scitation.aip.org/content/avs/journal/jvsta/33/3/10.1116/1.4916574 J. Vac. Sci. Technol. A '''33''', 031604 (2015)], [[Media:TiN coated aluminum electrodes_in print.pdf]]<br />
<br />
== 2014 ==<br />
<br />
* M. BastaniNejad, A. A. Elmustafa, E. Forman, J. Clark, S. Covert, J. Grames, J. Hansknecht, C. Hernandez-Garcia, M. Poelker, R. Suleiman, "''Improving the Performance of Stainless-Steel DC High Voltage Photoelectron Gun Cathode Electrodes via Gas Conditioning with Helium or Krypton''", [http://www.sciencedirect.com/science/article/pii/S0168900214006755 Nuclear Instruments and Methods in Physics Research A '''762''' 135 (2014)], [[Media:gas conditioning electrodes_in print.pdf]]<br />
<br />
* Md Abdullah A. Mamun, Abdelmageed A. Elmustafa, Marcy L. Stutzman, Philip A. Adderley, and Matthew Poelker, "''Effect of heat treatments and coatings on the outgassing rate of stainless steel chambers''”, [http://scitation.aip.org/docserver/fulltext/avs/journal/jvsta/32/2/1.4853795.pdf?expires=1398869050&id=id&accname=364973&checksum=078C00971BD54EC10DA0536A7E144A73 Journal of Vacuum Science & Technology A '''32''', 021604 (2014)], [[media:outgassing rate paper_in print.pdf]] <br />
<br />
* J. L. McCarter, A. Afanasev, T. J. Gay, J. Hansknecht, A. Kechiantz, M. Poelker, "''Measurement of Electron Beam Polarization from Unstrained GaAs via Two-Photon Photoemission''", [http://www.sciencedirect.com/science/article/pii/S0168900213016185 Nucl. Instr. and Meth. '''A738''', 149 (2014)], [[media:two photon paper_in print.pdf]]<br />
<br />
== 2013 ==<br />
<br />
* THE INTERNATIONAL LINEAR COLLIDER, Technical Design Report | Volume 3.ii: Accelerator Baseline Design, see Chapter 4 [https://arxiv.org/ftp/arxiv/papers/1306/1306.6328.pdf]<br />
<br />
* N. B. Clayburn, J. L. McCarter, J. M. Dreiling, M. Poelker, D. M. Ryan, and T. J. Gay, "''Search for spin-polarized photoemission from GaAs using light with orbital angular momentum''", [http://prb.aps.org/abstract/PRB/v87/i3/e035204 Phys. Rev. B '''87''', 035204 (2013) [8 pages] ] [[media:twisted light paper_in print.pdf]]<br />
<br />
* R. Mammei, R. Suleiman, J. Feingold, P. A. Adderley, J. Clark, S. Covert, J. Grames, J. Hansknecht, D. Machie, M. Poelker, T. Rao, J. Smedley, J. Walsh, J. McCarter, M. Ruiz-Osés,"''Charge Lifetime Measurements at High Average Current Using a K2CsSb Photocathode inside a DC High Voltage Photogun''", [http://journals.aps.org/prstab/pdf/10.1103/PhysRevSTAB.16.033401 Phys. Rev. ST Accel. Beams, '''16''', 033401 (2013)], [[media:CsK2Sb lifetime_in print.pdf]]<br />
<br />
== 2012 ==<br />
<br />
* "''An Engineering Guide To Photoinjectors''", editors Triveni Rao and David H. Dowell. Chapter 8 on polarized electrons by M. Poelker, [https://arxiv.org/ftp/arxiv/papers/1403/1403.7539.pdf], [[media:An Engineering Guide to Photoinjectors.pdf]]<br />
<br />
* B. Roberts, R.R. Mammei, M. Poelker, J.L. McCarter, "''Compact non-invasive electron bunch-length monitor''", [http://prst-ab.aps.org/abstract/PRSTAB/v15/i12/e122802 Phys. Rev. ST Accel. Beams '''15''', 122802 (2012) [7 pages] ], [[media:harmonic resonant cavity_in print.pdf]]<br />
<br />
* M. BastaniNejad, Md. Abdullah Mohamed, A. A. Elmustafa, P. Adderley, J. Clark, S. Covert, J. Hansknecht, C. Hernandez-Garcia, M. Poelker, R. Mammei, K. Surles-Law, and P. Williams, "''Evaluation of niobium as candidate electrode material for dc high voltage photoelectron guns''", [http://prst-ab.aps.org/abstract/PRSTAB/v15/i8/e083502 Phys. Rev. ST Accel. Beams '''15''', 083502 (2012) [11 pages]], [[media:niobium electrodes_in print.pdf]]<br />
<br />
* M. BastaniNejad, Md. Abdullah Mohamed, A. A. Elmustafa, P. Adderley, J. Clark, S. Covert, J. Hansknecht, C. Hernandez-Garcia, M. Poelker, R. Mammei, K. Surles-Law, and P. Williams, "''Erratum: Evaluation of niobium as candidate electrode material for dc high voltage photoelectron guns [Phys. Rev. ST Accel. Beams 15, 083502 (2012)]''", [http://journals.aps.org/prstab/pdf/10.1103/PhysRevSTAB.17.029901 Phys. Rev. ST Accel. Beams '''17''', 029901 (2014) [1 page]], [[media:erratum niobium electrode paper_corrected values for the emission area of field emitters.pdf]] <br />
<br />
* V. Shutthanandan, Z. Zhu, M.L. Stutzman, F.E. Hannon, C. Hernandez-Garcia, M.I. Nandasiri, S.V.N.T. Kuchibhatla, S. Thevuthasan, and W.P. Hess "''Surface science analysis of GaAs photocathodes following sustained electron beam delivery''", [http://journals.aps.org/prstab/abstract/10.1103/PhysRevSTAB.15.063501 Phys. Rev. ST Accel. Beams '''15''', 063501 (2012)]] [[media:analysis of used photocathodes_in print.pdf]]<br />
<br />
== 2011 ==<br />
<br />
* J. Grames, R. Suleiman, P. A. Adderley, J. Clark, J. Hansknecht, D. Machie, M. Poelker, and M. L. Stutzman, "''Charge and fluence lifetime measurements of a DC high voltage GaAs photogun at high average current''", [http://journals.aps.org/prstab/pdf/10.1103/PhysRevSTAB.14.043501 Phys. Rev. ST Accel. Beams '''14''', 043501 (2011)], [[media:high current lifetime_in print.pdf]]<br />
<br />
* Y C Chao, M Drury, C Hovater, A Hutton, G A Krafft, M Poelker, C Reece and M Tiefenback, Chapter 15: "CEBAF Accelerator Achievements" in "New Insights into the Structure of Matter: The First Decade of Science at Jefferson Lab" https://iopscience.iop.org/issue/1742-6596/299/1 [[media:CEBAF Accelerator Achievements.pdf]]<br />
<br />
== 2010 ==<br />
<br />
* P. A. Adderley, J. Clark, J. Grames, J. Hansknecht, K. Surles-Law, D. Machie, M. Poelker, M. L. Stutzman, and R. Suleiman, "''Load-locked dc high voltage GaAs photogun with an inverted-geometry ceramic insulator''", [http://journals.aps.org/prstab/abstract/10.1103/PhysRevSTAB.13.010101 Phys. Rev. ST Accel. Beams '''13''', 010101 (2010)], [[media:invgun_in print.pdf]]<br />
<br />
* J.L. McCarter, M.L.Stutzman, K.W.Trantham, T.G.Anderson, A.M.Cook, and T.J.Gay, "''A low-voltage retarding-field Mott polarimeter for photocathode characterization''", [http://www.sciencedirect.com/science/article/pii/S0168900210003797 Nucl. Instr. and Meth., '''A618''' (2010) 30] [[media:miniMott_in print.pdf]]<br />
<br />
== 2009 ==<br />
<br />
* J. Grames, J. Hansknect, M. Poelker, R. Suleiman, "''Jefferson Lab Injector Development for Next Generation Parity Violation Experiments''", European Journal of Hyperfine Interactions 2009 [[media: pavi09_suleiman.pdf]]<br />
<br />
== 2007 ==<br />
<br />
* M. Poelker, J. Grames, J. Hansknecht, R. Kazimi, J. Musson, "''Generation of Electron Bunches at Low Repetition Rates Using a Beat-Frequency Technique''", [http://journals.aps.org/prstab/pdf/10.1103/PhysRevSTAB.10.053502 Phys. Rev. ST Accel. Beams '''10''', 053502 (2007)] [[media:beat frequency paper_in print.pdf]]<br />
<br />
* M.L. Stutzman, P. Adderley, J. Brittian, J. Clark, J. Grames, J. Hansknecht, G.R. Myneni, M. Poelker, "''Characterization of the CEBAF 100 kV DC GaAs Photoelectron Gun Vacuum System''", [http://www.sciencedirect.com/science/article/pii/S0168900207002689 Nucl. Instr. And Meth. '''A574''', 213 (2007)], [[media:CEBAF vacuum_in print.pdf]]<br />
<br />
* C. K. Sinclair, M. Poelker, P. A. Adderley, B. M. Dunham, J. C. Hansknecht, P. Hartmann, J. S. Price, P. M. Rutt, W. J. Schneider, and M. Steigerwald, "''A High Average Current Polarized Electron Source with Long Cathode Operational Lifetime''", [http://journals.aps.org/prstab/abstract/10.1103/PhysRevSTAB.10.023501 Phys. Rev. ST Accel. Beams '''10''', 023501 (2007)] [[media:CEBAF source paper_in print.pdf]]<br />
<br />
== 2006 ==<br />
<br />
*J. Hansknecht and M. Poelker, "''Synchronous Photoinjection Using a Frequency-Doubled Gain-Switched Fiber-Coupled Seed Laser and ErYb-Doped Fiber Amplifier''", [http://journals.aps.org/prstab/abstract/10.1103/PhysRevSTAB.9.063501 Phys. Rev. ST Accel. Beams '''9''', 063501 (2006)] [[media:gain switched fiber laser MOPA_in print.pdf]]<br />
<br />
== 2005 ==<br />
* M. Baylac, P. Adderley, J. Brittian, J. Clark, T. Day, J. Grames, J. Hansknecht, M. Poelker, M. Stutzman, A.S. Terekhov and A.T. Wu, "''The Effects of Atomic Hydrogen and Deuterium Exposure on High Polarization GaAs Photocathodes''", [http://journals.aps.org/prstab/abstract/10.1103/PhysRevSTAB.8.123501 Phys. Rev. ST Accel. Beams '''8''', 123501 (2005)] [[media:hydrogen cleaning paper_in print.pdf]]<br />
<br />
== 2004 ==<br />
* J. M. Grames, C. K. Sinclair, J. Mitchell, E. Chudakov, H. Fenker, A. Freyberger, D. W. Higinbotham, M. Poelker, M. Steigerwald, M. Tiefenback, C. Cavata, S. Escoffier, F. Marie, T. Pussieux, P. Vernin, S. Danagoulian, V. Dharmawardane, R. Fatemi, K. Joo, M. Zeier, V. Gorbenko, R. Nasseripour, B. Raue, R. Suleiman, and B. Zihlmann, "''Unique electron polarimeter analyzing power comparison and precision spin-based energy measurement''", [http://journals.aps.org/prab/abstract/10.1103/PhysRevSTAB.7.042802 Phys. Rev. ST Accel. Beams '''7''', 042802 – Published 19 April 2004; Erratum Phys. Rev. ST Accel. Beams 13, 069901 (2010)] [[media:PhysRevSTAB.7.042802.pdf]]<br />
<br />
== 2003 ==<br />
<br />
M.L. Stutzman, P. Adderley, M. Poelker, M. Baylac, J. Clark, A. Day, J. Grames, J. Hansknecht, G.R. Myneni, P.M. Rutt, C.K. Sinclair "''A Comparison of Outgassing Measurments for Three Vacuum Chamber Materials''", American Institute of Physcis (2003) 300 - 306 [[media: 2003 Hydrogen in vacuum.pdf]]<br />
<br />
== 2002 ==<br />
<br />
<br />
== 2001 ==<br />
<br />
<br />
== 2000 ==<br />
<br />
<br />
== 1999 ==<br />
<br />
<br />
== 1998 ==<br />
* C. Hovater and M. Poelker, "''Injection Modelocked Ti-Sapphire Laser with Discreetly Variable Pulse Repetition Rates to 1.56 GHz''", [http://www.sciencedirect.com/science/article/pii/S0168900298009310 Nucl. Instr. And Meth. '''A418''', 280 (1998)] [[media:harmonic modelocked ti_sapphire laser_in print.pdf]]<br />
<br />
== 1995 ==<br />
* M. Poelker, "''High Power Gain Switched Diode Laser Master Oscillator and Amplifier''", [http://scitation.aip.org/content/aip/journal/apl/67/19/10.1063/1.114585 Appl. Phys. Lett. 67, 2762 (1995)], [[media:gainswitched diode MOPA_in print.pdf]]</div>Poelkerhttps://wiki.jlab.org/ciswiki/index.php?title=CIS_Refereed_Publications&diff=29068CIS Refereed Publications2022-12-15T23:46:31Z<p>Poelker: </p>
<hr />
<div>==2023==<br />
<br />
==2022==<br />
* Robert Pearce, Xi Li, John Vennekate, Gianluigi Ciovati and Charles Bott, ''Electron beam treatment for the removal of 1,4-dioxane in water and wastewater'', Water Sci Technol 2022; wst2022407. doi: https://doi.org/10.2166/wst.2022.407 https://doi.org/10.2166/wst.2022.407, [[media:1,4dioxane removal at UITF.pdf]]<br />
<br />
* P.A. Adderley, D. Bullard, Y.C. Chao, C.H. Gracia, J. Grames, J. Hansknecht, A. Hofler, R. Kazimi, J. Musson, C. Palatchi, K. Paschke, M. Poelker, G. Smith, M.L. Stutzman, R. Suleiman and Y. Wang, ''An overview of how parity-violating electron-scattering experiments are performed at CEBAF'', Nucl. Instrum. and Meth A '''1046''', 167710 (2023), https://doi.org/10.1016/j.nima.2022.167710, [[media:PV experiments at CEBAF.pdf]]<br />
<br />
* J. Arrington, M. Battaglieri, A. Boehnlein, S.A. Bogacz, W.K. Brooks, E. Chudakov, I. Cloët, R. Ent, H. Gao, J. Grames, L. Harwood, X. Ji, C. Keppel, G. Krafft, R.D. McKeown, J. Napolitano, J.W. Qiu, P. Rossi, M. Schram, S. Stepanyan, J. Stevens, A.P. Szczepaniak, N. Toro, X. Zheng, ''Physics with CEBAF at 12 GeV and future opportunities'', Progress in Particle and Nuclear Physics, 2022, 103985, ISSN 0146-6410, https://doi.org/10.1016/j.ppnp.2022.103985; (Also posted on arxiv: https://arxiv.org/abs/2112.00060)<br />
<br />
* S. A. K. Wijethunga, M. A. Mamun, R. Suleiman, C. Hernandez-Garcia, B. Bullard, J. R. Delayen, J. Grames, G. A. Krafft, G. Palacios-Serrano, and M. Poelker, "''Improving the electrostatic design of the Jefferson Lab 300 kV DC photogun''", Rev. Sci. Instrum. '''93''', 073303 (2022); https://aip.scitation.org/doi/10.1063/5.0091134 [[media:Sajini offset anode.pdf]]<br />
<br />
* Xi Li, Helmut Baumgart, Charles Bott, Gianluigi Ciovati, Shaun Gregory, Fay Hannon, Mike McCaughan, Robert Pearce, Matthew Poelker, Hannes Vennekate, and Shaoheng Wang, "''Design and commissioning of an e-beam irradiation beamline at the Upgraded Injector Test Facility at Jefferson Lab''", Nucl. Inst. and Meth. '''A1039''', 167093 (2022); https://doi.org/10.1016/j.nima.2022.167093 [[media:Xi's UITF water irradiation NIM paper.pdf]]<br />
<br />
==2021==<br />
<br />
==2020==<br />
<br />
* Wei Liu, Matt Poelker, John Smedley, Romain Ganter, Chapter 7 "''Photocathodes''" in the book ''Modern Developments in Vacuum Electron Sources'', [[media:Chapter 7.pdf]], Editors: Georg Gaertner, Wolfram Knapp, Richard G. Forbes, SSN 0303-4216ISSN 1437-0859 (electronic) Topics in Applied Physics ISBN 978-3-030-47290-0ISBN 978-3-030-47291-7 (eBook) https://doi.org/10.1007/978-3-030-47291-7 Springer Nature Switzerland AG 2020<br />
<br />
* Y. Wang, M. A. Mamun, P. Adderley, B. Bullard, J. Grames, J. Hansknecht, C. Hernandez-Garcia, R. Kazimi, G. A. Krafft, G. Palacios-Serrano, M. Poelker, M. L. Stutzman, R. Suleiman, M. Tiefenback, S. Wijethunga, J. Yoskowitz, and S. Zhang, "''Thermal emittance and lifetime of alkali-antimonide photocathodes grown on GaAs and molybdenum substrates evaluated in a -300 kV dc photogun''", Phys. Rev. Accel. Beams '''23''', 103401, Published 7 October 2020 [https://journals.aps.org/prab/abstract/10.1103/PhysRevAccelBeams.23.103401], [[media:Yan's photocathode paper_PRAB.pdf]]<br />
<br />
* J. M. Grames, C. K. Sinclair, M. Poelker, X. Roca-Maza, M. L. Stutzman, R. Suleiman, Md. A. Mamun, M. McHugh, D. Moser, J. Hansknecht, B. Moffit, and T. J. Gay, "''High precision 5 MeV Mott polarimeter''", [https://journals.aps.org/prc/abstract/10.1103/PhysRevC.102.015501 Phys. Rev. C 102, 015501] – Published 6 July 2020 [[media:PhysRevC.102.015501.pdf]]<br />
<br />
*G.Ciovati, M.Drury, J.Fischer, M.Stutzman and S.Suhring, “''Reduction of waveguide vacuum trips in CEBAF accelerating cavities with a combination ion pump and non-evaporable getter pump''” [[media:GigiNIM2020.pdf]] Nucl. Instrum. and Meth A964, (2020), 163788. <br />
<br />
*Xincun Peng, Matt Poelker, Marcy Stutzman, Bin Tang, Shukui Zhang, and Jijun Zou, "''Mie-type GaAs nanopillar array resonators for negative electron affinity photocathodes''", collaboration between Engineering Research Center of New Energy Technology of Jiangxi Province, East China University of Technology, Nanchang 330013, China and Thomas Jefferson National Accelerator Facility, 12000 Jefferson Avenue, Newport News, Virginia 23606,USA; Opt. Express '''28'''(2), 860-874 (2020); https://www.osapublishing.org/DirectPDFAccess/11F39DCB-BEE0-C06D-739FEF3676B92DCF_425659/oe-28-2-860.pdf?da=1&id=425659&seq=0&mobile=no; [[media:nanostructured photocathode paper_theoretical study.pdf]]<br />
<br />
==2019==<br />
* Xincun Peng, Zhidong Wang, Yun Liu, Dennis M. Manos, Matt Poelker, Marcy Stutzman, Bin Tang, Shukui Zhang, and Jijun Zou, "''Optical-Resonance-Enhanced Photoemission from Nanostructured GaAs Photocathodes''", Phys. Rev. Applied '''12''', 064002 (2019), https://journals.aps.org/prapplied/abstract/10.1103/PhysRevApplied.12.064002, [[media:nanostructured photocathode paper_experimental results.pdf]]<br />
<br />
* Mark Stefani and Fay Hannon,"''Longitudinal bunch profile diagnostic for magnetized electron beams''", Phys. Rev. Accel. Beams '''22''', 112802 (2019); DOI: 10.1103/PhysRevAccelBeams.22.112802; [[media:Mark and Ray rf deflector paper.pdf]]<br />
<br />
* Fay Hannon and Mark Stefani, "''Transverse uncorrelated emittance diagnosticfor magnetized electron beams''", Phys. Rev. Accel. Beams '''22''',102801 (2019), https://journals.aps.org/prab/pdf/10.1103/PhysRevAccelBeams.22.102801 <br />
<br />
* C. Hernandez-Garcia, B. Bullard, J. Benesch, J. Grames, J. Gubeli, F. Hannon, J. Hansknecht, J. Jordan, R. Kazimi, G. A. Krafft, M. A. Mamun, M. Poelker, M. L. Stutzman, R. Suleiman, M. Tiefenback, Y. Wang, and S. Zhang (Thomas Jefferson National Accelerator Facility, Newport News, Virginia 23606, USA); A. Valerio Lizarraga (Facultad de Ciencias Físico-matemáticas Universidad Autónoma de Sinaloa, Culiacán 80010, Mexico); R. Montoya Soto (Departamento de Física, Universidad de Guanajuato, León 37150, Mexico); A. Canales Ramos (Universidad Nacional Autónoma de Mexico, Mexico City 04510, Mexico), G. Palacios-Serrano, S. Wijethunga, J. T. Yoskowitz (Old Dominion University, Norfolk, Virginia 23529, USA) "''Compact −300kV dc inverted insulator photogun with biased anode and alkali-antimonide photocathode''", Phys. Rev. Accel. Beams '''22''', 113401 (2019), DOI:10.1103/PhysRevAccelBeams.22.113401, https://journals.aps.org/prab/pdf/10.1103/PhysRevAccelBeams.22.113401, [[media:GTS paper published in PRAB 2019.pdf]]<br />
<br />
* Wei Liu and Erdong Wang, "''Monte Carlo modeling of thin GaAs photocathodes,''" J. Appl. Phys. '''126''', 075706 (2019); https://doi.org/10.1063/1.5113804, [[media:modeling thin GaAs photocathodes.pdf]], Wei and Erdong modeled QE data obtained at JLab using the original hydrogen cleaning chamber, SPIRE/Bandwidth Semiconductor samples, MOCVD-grown bulk GaAs wafers with different thickness and dopant density.<br />
<br />
== 2018 ==<br />
* G. Palacios-Serrano, F. Hannon, C. Hernandez-Garcia, M. Poelker, and H. Baumgart, "''Electrostatic design and conditioning of a triple point junction shield for a -200 kV DC high voltage photogun,''" Review of Scientific Instruments '''89''', 104703 (2018), doi: 10.1063/1.5048700, view online:[https://aip.scitation.org/doi/pdf/10.1063/1.5048700?class=pdf text], [[media:COMSOL modeling of 200kV gun.pdf]]<br />
<br />
* K. Aulenbacher, E. Chudakov, D. Gaskell, J. Grames, and K.D. Paschke, "''Precision electron beam polarimetry for next generation nuclear physics experiments''", International Journal of Modern Physics E, '''27''', 7 (2018) 1830004 (57 pages) DOI: 10.1142/S0218301318300047 [https://www.worldscientific.com/doi/abs/10.1142/S0218301318300047 On-Line] [[media:IJMPE_27_7_2018.pdf]]<br />
<br />
* Wei Liu, Yiqiao Chen, Aaron Moy, Matthew Poelker, Marcy Stutzman, and Shukui Zhang, "''Evaluation of GaAsSb/AlGaAs strained superlattice photocathodes,''" AIP Advances '''8''', 075308 (2018); doi: 10.1063/1.5040593, View online: [https://doi.org/10.1063/1.5040593], [[media:GaAsSb_AlGaAs photocathode study.pdf]]<br />
<br />
* Marcy L. Stutzman, Philip A. Adderley, Md. Abdullah A. Mamun, and Matt Poelker, "''Nonevaporable getter coating chambers for extreme high vacuum,''" J. Vac. Sci. Technol. A '''36''', 031603 (2018) [https://avs.scitation.org/doi/full/10.1116/1.5010154],[[media:NEG coating chambers for extreme high vacuum.pdf]]<br />
<br />
== 2017 ==<br />
* M.A. Mamun, M. R. Hernandez-Flores, E. Morales, C. Hernandez-Garcia, and M. Poelker, "''Temperature Dependence of Alkali-Antimonide Photocathodes: Evaluation at Cryogenic Temperatures,''" Phys. Rev. Accel. Beams '''20''', 103403 (2017), [https://journals.aps.org/prab/abstract/10.1103/PhysRevAccelBeams.20.103403], [[media:Temperature dependence CsK2Sb photocathodes.pdf]]<br />
<br />
* C. Hernandez-Garcia, D. Bullard, F. Hannon, Y. Wang and M. Poelker, “''High voltage performance of a dc photoemission electron gun with centrifugal barrel-polished electrodes''”, Rev. Sci. Instrum. '''88''', 093303 (2017), [http://aip.scitation.org/doi/full/10.1063/1.4994794], [[media:Barrel polishing paper.pdf]]<br />
<br />
* C. Hernandez-Garcia, M. Krasilnikov, et al., "''Charge production studies from Cs<sub>2</sub>Te photocathodes in a normal conducting RF gun''", Nuclear Instruments and Methods in Physics Research, A '''871''' (2017) 97–104, [[Media:Carlos' PITZ charge studies article in NIMA August 2017.pdf]]<br />
<br />
* Wei Liu, Matt Poelker, Xincun Peng, Shukui Zhang, and Marcy Stutzman, "''A comprehensive evaluation of factors that influence the spin polarization of electrons emitted from bulk GaAs photocathodes''", J. Appl. Phys., '''122''', 035703 (2017), [http://aip.scitation.org/doi/pdf/10.1063/1.4994306], [[Media:polarization study.pdf]]<br />
<br />
* Yoshitaka Taira, Shukui Zhang, "''Split in phase singularities of an optical vortex by off-axis diffraction through a simple circular aperture''", Opt. Lett. '''42''', 1373 (2017), [https://www.osapublishing.org/ol/abstract.cfm?uri=ol-42-7-1373 Opt. Lett., 42, 1373 (2017)]<br />
<br />
== 2016 ==<br />
* Wei Liu, Yiqiao Chen, Wentao Lu, Aaron Moy, Matt Poelker, Marcy Stutzman, and Shukui Zhang, "''Record-level quantum efficiency from a high polarization strained GaAs/GaAsP superlattice photocathode with distributed Bragg reflector''", Appl. Phys. Lett. '''109''', 252104 (2016), [http://aip.scitation.org/doi/pdf/10.1063/1.4972180], [[media:DBR photocathode.pdf]]<br />
<br />
* Wei Liu, Shukui Zhang, Marcy Stutzman, and Matt Poelker, "''Effects of ion bombardment on bulk GaAs photocathodes with different surface-cleave planes''", Phys. Rev. Accel. Beams '''19''', 103402 (2016), [http://journals.aps.org/prab/pdf/10.1103/PhysRevAccelBeams.19.103402], [[media:ion implantation study.pdf]]<br />
<br />
* D. Abbott, P. Adderley, A. Adeyemi, P. Aguilera, M. Ali, H. Areti, M. Baylac, J. Benesch, G. Bosson, B. Cade, A. Camsonne, L. S. Cardman, J. Clark, P. Cole, S. Covert, C. Cuevas, O. Dadoun, D. Dale, H. Dong, J. Dumas, E. Fanchini, T. Forest, E. Forman, A. Freyberger, E. Froidefond, S. Golge, J. Grames, P. Guèye, J. Hansknecht, P. Harrell, J. Hoskins, C. Hyde, B. Josey, R. Kazimi, Y. Kim, D. Machie, K. Mahoney, R. Mammei, M. Marton, J. McCarter, M. McCaughan, M. McHugh, D. McNulty, K. E. Mesick, T. Michaelides, R. Michaels, B. Moffit, D. Moser, C. Muñoz Camacho, J.-F. Muraz, A. Opper, M. Poelker, J.-S. Réal, L. Richardson, S. Setiniyaz, M. Stutzman, R. Suleiman, C. Tennant, C. Tsai, D. Turner, M. Ungaro, A. Variola, E. Voutier, Y. Wang, and Y. Zhang, "''Production of Highly Polarized Positrons Using Polarized Electrons at MeV Energies''",<br />
** [http://journals.aps.org/prl/pdf/10.1103/PhysRevLett.116.214801 Phys. Rev. Lett., 116, 214801 (2016) ]<br />
** [https://arxiv.org/abs/1606.08877 arXiv:1606.08877 [physics.acc-ph]]<br />
** [[media:PhysRevLett.116.214801.pdf]]<br />
** [http://physics.aps.org/articles/v9/58 APS Focus article on PEPPo]<br />
** [http://www.dailypress.com/news/science/dp-nws-positrons-jeff-lab-20160612-story.html Daily Press article on PEPPo]<br />
<br />
* B. Roberts, F. Hannon, M. M. Ali, E. Forman, J. Grames, R. Kazimi, W. Moore, M. Pablo, M. Poelker, A. Sanchez, and D. Speirs, "''Harmonically resonant cavity as a bunch-length monitor''", Phys. Rev. Accel. Beams '''19''', 052801 (2016), [http://journals.aps.org/prab/abstract/10.1103/PhysRevAccelBeams.19.052801], [[Media:CEBAF harmonically resonant cavity bunchlength monitor.pdf]]<br />
<br />
* C. Hernandez-Garcia, M. Poelker, and J. Hansknecht, "''High Voltage Studies of Inverted-geometry Ceramic Insulators for a 350kV dc Polarized Electron Gun''", IEEE Transactions on Dielectrics and Electrical Insulation, Vol. 23, No. 1; February 2016 [http://ieeexplore.ieee.org/stamp/stamp.jsp?tp=&arnumber=7422586&tag=1], [[Media:High voltage studies in print.pdf]] <br />
<br />
* Md Abdullah A. Mamun, Abdelmageed A. Elmustafa, Carlos Hernandez-Garcia, Russell Mammei, and Matthew Poelker, "''Effect of Sb thickness on the performance of bialkali-antimonide photocathodes''", J. Vac. Sci. Technol. A '''34''' 021509 (2016), [http://scitation.aip.org/content/avs/journal/jvsta/34/2/10.1116/1.4939563], [[Media:alkali-antimonide study - long paper.pdf]]<br />
<br />
== 2015 ==<br />
* M. A. Mamun, C. Hernandez-Garcia, M. Poelker, and A. A. Elmustafa, "''Correlation of CsK<sub>2</sub>Sb photocathode lifetime with antimony thickness''", [http://scitation.aip.org/content/aip/journal/aplmater/3/6/10.1063/1.4922319 APL Materials '''3''', 066103 (2015)], [[Media:CsK<sub>2</sub>Sb using effusion source_short paper.pdf]]<br />
<br />
* Mahzad BastaniNejad, Abdelmageed A. Elmustafa, Eric Forman, Steven Covert, John Hansknecht, Carlos Hernandez-Garcia, Matthew Poelker, Lopa Das, Michael Kelley and Phillip Williams, "''Evaluation of electropolished stainless steel electrodes for use in DC high voltage photoelectron guns''", [http://scitation.aip.org/content/avs/journal/jvsta/33/4/10.1116/1.4920984 J. Vac. Sci. Technol. A '''33''' 041401 (2015)], [[Media:EP electrode study_in print.pdf]]<br />
<br />
* Md Abdullah A. Mamun, Abdelmageed A. Elmustafa, Rhys Taus, Eric Forman and Matthew Poelker, "''TiN coated aluminum electrodes for DC high voltage electron guns''", [http://scitation.aip.org/content/avs/journal/jvsta/33/3/10.1116/1.4916574 J. Vac. Sci. Technol. A '''33''', 031604 (2015)], [[Media:TiN coated aluminum electrodes_in print.pdf]]<br />
<br />
== 2014 ==<br />
<br />
* M. BastaniNejad, A. A. Elmustafa, E. Forman, J. Clark, S. Covert, J. Grames, J. Hansknecht, C. Hernandez-Garcia, M. Poelker, R. Suleiman, "''Improving the Performance of Stainless-Steel DC High Voltage Photoelectron Gun Cathode Electrodes via Gas Conditioning with Helium or Krypton''", [http://www.sciencedirect.com/science/article/pii/S0168900214006755 Nuclear Instruments and Methods in Physics Research A '''762''' 135 (2014)], [[Media:gas conditioning electrodes_in print.pdf]]<br />
<br />
* Md Abdullah A. Mamun, Abdelmageed A. Elmustafa, Marcy L. Stutzman, Philip A. Adderley, and Matthew Poelker, "''Effect of heat treatments and coatings on the outgassing rate of stainless steel chambers''”, [http://scitation.aip.org/docserver/fulltext/avs/journal/jvsta/32/2/1.4853795.pdf?expires=1398869050&id=id&accname=364973&checksum=078C00971BD54EC10DA0536A7E144A73 Journal of Vacuum Science & Technology A '''32''', 021604 (2014)], [[media:outgassing rate paper_in print.pdf]] <br />
<br />
* J. L. McCarter, A. Afanasev, T. J. Gay, J. Hansknecht, A. Kechiantz, M. Poelker, "''Measurement of Electron Beam Polarization from Unstrained GaAs via Two-Photon Photoemission''", [http://www.sciencedirect.com/science/article/pii/S0168900213016185 Nucl. Instr. and Meth. '''A738''', 149 (2014)], [[media:two photon paper_in print.pdf]]<br />
<br />
== 2013 ==<br />
<br />
* THE INTERNATIONAL LINEAR COLLIDER, Technical Design Report | Volume 3.ii: Accelerator Baseline Design, see Chapter 4 [https://arxiv.org/ftp/arxiv/papers/1306/1306.6328.pdf]<br />
<br />
* N. B. Clayburn, J. L. McCarter, J. M. Dreiling, M. Poelker, D. M. Ryan, and T. J. Gay, "''Search for spin-polarized photoemission from GaAs using light with orbital angular momentum''", [http://prb.aps.org/abstract/PRB/v87/i3/e035204 Phys. Rev. B '''87''', 035204 (2013) [8 pages] ] [[media:twisted light paper_in print.pdf]]<br />
<br />
* R. Mammei, R. Suleiman, J. Feingold, P. A. Adderley, J. Clark, S. Covert, J. Grames, J. Hansknecht, D. Machie, M. Poelker, T. Rao, J. Smedley, J. Walsh, J. McCarter, M. Ruiz-Osés,"''Charge Lifetime Measurements at High Average Current Using a K2CsSb Photocathode inside a DC High Voltage Photogun''", [http://journals.aps.org/prstab/pdf/10.1103/PhysRevSTAB.16.033401 Phys. Rev. ST Accel. Beams, '''16''', 033401 (2013)], [[media:CsK2Sb lifetime_in print.pdf]]<br />
<br />
== 2012 ==<br />
<br />
* "''An Engineering Guide To Photoinjectors''", editors Triveni Rao and David H. Dowell. Chapter 8 on polarized electrons by M. Poelker, [https://arxiv.org/ftp/arxiv/papers/1403/1403.7539.pdf], [[media:An Engineering Guide to Photoinjectors.pdf]]<br />
<br />
* B. Roberts, R.R. Mammei, M. Poelker, J.L. McCarter, "''Compact non-invasive electron bunch-length monitor''", [http://prst-ab.aps.org/abstract/PRSTAB/v15/i12/e122802 Phys. Rev. ST Accel. Beams '''15''', 122802 (2012) [7 pages] ], [[media:harmonic resonant cavity_in print.pdf]]<br />
<br />
* M. BastaniNejad, Md. Abdullah Mohamed, A. A. Elmustafa, P. Adderley, J. Clark, S. Covert, J. Hansknecht, C. Hernandez-Garcia, M. Poelker, R. Mammei, K. Surles-Law, and P. Williams, "''Evaluation of niobium as candidate electrode material for dc high voltage photoelectron guns''", [http://prst-ab.aps.org/abstract/PRSTAB/v15/i8/e083502 Phys. Rev. ST Accel. Beams '''15''', 083502 (2012) [11 pages]], [[media:niobium electrodes_in print.pdf]]<br />
<br />
* M. BastaniNejad, Md. Abdullah Mohamed, A. A. Elmustafa, P. Adderley, J. Clark, S. Covert, J. Hansknecht, C. Hernandez-Garcia, M. Poelker, R. Mammei, K. Surles-Law, and P. Williams, "''Erratum: Evaluation of niobium as candidate electrode material for dc high voltage photoelectron guns [Phys. Rev. ST Accel. Beams 15, 083502 (2012)]''", [http://journals.aps.org/prstab/pdf/10.1103/PhysRevSTAB.17.029901 Phys. Rev. ST Accel. Beams '''17''', 029901 (2014) [1 page]], [[media:erratum niobium electrode paper_corrected values for the emission area of field emitters.pdf]] <br />
<br />
* V. Shutthanandan, Z. Zhu, M.L. Stutzman, F.E. Hannon, C. Hernandez-Garcia, M.I. Nandasiri, S.V.N.T. Kuchibhatla, S. Thevuthasan, and W.P. Hess "''Surface science analysis of GaAs photocathodes following sustained electron beam delivery''", [http://journals.aps.org/prstab/abstract/10.1103/PhysRevSTAB.15.063501 Phys. Rev. ST Accel. Beams '''15''', 063501 (2012)]] [[media:analysis of used photocathodes_in print.pdf]]<br />
<br />
== 2011 ==<br />
<br />
* J. Grames, R. Suleiman, P. A. Adderley, J. Clark, J. Hansknecht, D. Machie, M. Poelker, and M. L. Stutzman, "''Charge and fluence lifetime measurements of a DC high voltage GaAs photogun at high average current''", [http://journals.aps.org/prstab/pdf/10.1103/PhysRevSTAB.14.043501 Phys. Rev. ST Accel. Beams '''14''', 043501 (2011)], [[media:high current lifetime_in print.pdf]]<br />
<br />
* Y C Chao, M Drury, C Hovater, A Hutton, G A Krafft, M Poelker, C Reece and M Tiefenback, Chapter 15: "CEBAF Accelerator Achievements" in "New Insights into the Structure of Matter: The First Decade of Science at Jefferson Lab" https://iopscience.iop.org/issue/1742-6596/299/1 [[media:CEBAF Accelerator Achievements.pdf]]<br />
<br />
== 2010 ==<br />
<br />
* P. A. Adderley, J. Clark, J. Grames, J. Hansknecht, K. Surles-Law, D. Machie, M. Poelker, M. L. Stutzman, and R. Suleiman, "''Load-locked dc high voltage GaAs photogun with an inverted-geometry ceramic insulator''", [http://journals.aps.org/prstab/abstract/10.1103/PhysRevSTAB.13.010101 Phys. Rev. ST Accel. Beams '''13''', 010101 (2010)], [[media:invgun_in print.pdf]]<br />
<br />
* J.L. McCarter, M.L.Stutzman, K.W.Trantham, T.G.Anderson, A.M.Cook, and T.J.Gay, "''A low-voltage retarding-field Mott polarimeter for photocathode characterization''", [http://www.sciencedirect.com/science/article/pii/S0168900210003797 Nucl. Instr. and Meth., '''A618''' (2010) 30] [[media:miniMott_in print.pdf]]<br />
<br />
== 2009 ==<br />
<br />
* J. Grames, J. Hansknect, M. Poelker, R. Suleiman, "''Jefferson Lab Injector Development for Next Generation Parity Violation Experiments''", European Journal of Hyperfine Interactions 2009 [[media: pavi09_suleiman.pdf]]<br />
<br />
== 2007 ==<br />
<br />
* M. Poelker, J. Grames, J. Hansknecht, R. Kazimi, J. Musson, "''Generation of Electron Bunches at Low Repetition Rates Using a Beat-Frequency Technique''", [http://journals.aps.org/prstab/pdf/10.1103/PhysRevSTAB.10.053502 Phys. Rev. ST Accel. Beams '''10''', 053502 (2007)] [[media:beat frequency paper_in print.pdf]]<br />
<br />
* M.L. Stutzman, P. Adderley, J. Brittian, J. Clark, J. Grames, J. Hansknecht, G.R. Myneni, M. Poelker, "''Characterization of the CEBAF 100 kV DC GaAs Photoelectron Gun Vacuum System''", [http://www.sciencedirect.com/science/article/pii/S0168900207002689 Nucl. Instr. And Meth. '''A574''', 213 (2007)], [[media:CEBAF vacuum_in print.pdf]]<br />
<br />
* C. K. Sinclair, M. Poelker, P. A. Adderley, B. M. Dunham, J. C. Hansknecht, P. Hartmann, J. S. Price, P. M. Rutt, W. J. Schneider, and M. Steigerwald, "''A High Average Current Polarized Electron Source with Long Cathode Operational Lifetime''", [http://journals.aps.org/prstab/abstract/10.1103/PhysRevSTAB.10.023501 Phys. Rev. ST Accel. Beams '''10''', 023501 (2007)] [[media:CEBAF source paper_in print.pdf]]<br />
<br />
== 2006 ==<br />
<br />
*J. Hansknecht and M. Poelker, "''Synchronous Photoinjection Using a Frequency-Doubled Gain-Switched Fiber-Coupled Seed Laser and ErYb-Doped Fiber Amplifier''", [http://journals.aps.org/prstab/abstract/10.1103/PhysRevSTAB.9.063501 Phys. Rev. ST Accel. Beams '''9''', 063501 (2006)] [[media:gain switched fiber laser MOPA_in print.pdf]]<br />
<br />
== 2005 ==<br />
* M. Baylac, P. Adderley, J. Brittian, J. Clark, T. Day, J. Grames, J. Hansknecht, M. Poelker, M. Stutzman, A.S. Terekhov and A.T. Wu, "''The Effects of Atomic Hydrogen and Deuterium Exposure on High Polarization GaAs Photocathodes''", [http://journals.aps.org/prstab/abstract/10.1103/PhysRevSTAB.8.123501 Phys. Rev. ST Accel. Beams '''8''', 123501 (2005)] [[media:hydrogen cleaning paper_in print.pdf]]<br />
<br />
== 2004 ==<br />
* J. M. Grames, C. K. Sinclair, J. Mitchell, E. Chudakov, H. Fenker, A. Freyberger, D. W. Higinbotham, M. Poelker, M. Steigerwald, M. Tiefenback, C. Cavata, S. Escoffier, F. Marie, T. Pussieux, P. Vernin, S. Danagoulian, V. Dharmawardane, R. Fatemi, K. Joo, M. Zeier, V. Gorbenko, R. Nasseripour, B. Raue, R. Suleiman, and B. Zihlmann, "''Unique electron polarimeter analyzing power comparison and precision spin-based energy measurement''", [http://journals.aps.org/prab/abstract/10.1103/PhysRevSTAB.7.042802 Phys. Rev. ST Accel. Beams '''7''', 042802 – Published 19 April 2004; Erratum Phys. Rev. ST Accel. Beams 13, 069901 (2010)] [[media:PhysRevSTAB.7.042802.pdf]]<br />
<br />
== 2003 ==<br />
<br />
M.L. Stutzman, P. Adderley, M. Poelker, M. Baylac, J. Clark, A. Day, J. Grames, J. Hansknecht, G.R. Myneni, P.M. Rutt, C.K. Sinclair "''A Comparison of Outgassing Measurments for Three Vacuum Chamber Materials''", American Institute of Physcis (2003) 300 - 306 [[media: 2003 Hydrogen in vacuum.pdf]]<br />
<br />
== 2002 ==<br />
<br />
<br />
== 2001 ==<br />
<br />
<br />
== 2000 ==<br />
<br />
<br />
== 1999 ==<br />
<br />
<br />
== 1998 ==<br />
* C. Hovater and M. Poelker, "''Injection Modelocked Ti-Sapphire Laser with Discreetly Variable Pulse Repetition Rates to 1.56 GHz''", [http://www.sciencedirect.com/science/article/pii/S0168900298009310 Nucl. Instr. And Meth. '''A418''', 280 (1998)] [[media:harmonic modelocked ti_sapphire laser_in print.pdf]]<br />
<br />
== 1995 ==<br />
* M. Poelker, "''High Power Gain Switched Diode Laser Master Oscillator and Amplifier''", [http://scitation.aip.org/content/aip/journal/apl/67/19/10.1063/1.114585 Appl. Phys. Lett. 67, 2762 (1995)], [[media:gainswitched diode MOPA_in print.pdf]]</div>Poelkerhttps://wiki.jlab.org/ciswiki/index.php?title=CIS_Refereed_Publications&diff=29067CIS Refereed Publications2022-12-15T23:44:34Z<p>Poelker: </p>
<hr />
<div>==2023==<br />
* Robert Pearce, Xi Li, John Vennekate, Gianluigi Ciovati and Charles Bott, ''Electron beam treatment for the removal of 1,4-dioxane in water and wastewater'', Water Science & Technology, December 10 2022, https://doi.org/10.2166/wst.2022.407, [[media:1,4dioxane removal at UITF.pdf]]<br />
<br />
* P.A. Adderley, D. Bullard, Y.C. Chao, C.H. Gracia, J. Grames, J. Hansknecht, A. Hofler, R. Kazimi, J. Musson, C. Palatchi, K. Paschke, M. Poelker, G. Smith, M.L. Stutzman, R. Suleiman and Y. Wang, ''An overview of how parity-violating electron-scattering experiments are performed at CEBAF'', Nucl. Instrum. and Meth A '''1046''', 167710 (2023), https://doi.org/10.1016/j.nima.2022.167710, [[media:PV experiments at CEBAF.pdf]]<br />
<br />
==2022==<br />
* J. Arrington, M. Battaglieri, A. Boehnlein, S.A. Bogacz, W.K. Brooks, E. Chudakov, I. Cloët, R. Ent, H. Gao, J. Grames, L. Harwood, X. Ji, C. Keppel, G. Krafft, R.D. McKeown, J. Napolitano, J.W. Qiu, P. Rossi, M. Schram, S. Stepanyan, J. Stevens, A.P. Szczepaniak, N. Toro, X. Zheng, ''Physics with CEBAF at 12 GeV and future opportunities'', Progress in Particle and Nuclear Physics, 2022, 103985, ISSN 0146-6410, https://doi.org/10.1016/j.ppnp.2022.103985; (Also posted on arxiv: https://arxiv.org/abs/2112.00060)<br />
<br />
* S. A. K. Wijethunga, M. A. Mamun, R. Suleiman, C. Hernandez-Garcia, B. Bullard, J. R. Delayen, J. Grames, G. A. Krafft, G. Palacios-Serrano, and M. Poelker, "''Improving the electrostatic design of the Jefferson Lab 300 kV DC photogun''", Rev. Sci. Instrum. '''93''', 073303 (2022); https://aip.scitation.org/doi/10.1063/5.0091134 [[media:Sajini offset anode.pdf]]<br />
<br />
* Xi Li, Helmut Baumgart, Charles Bott, Gianluigi Ciovati, Shaun Gregory, Fay Hannon, Mike McCaughan, Robert Pearce, Matthew Poelker, Hannes Vennekate, and Shaoheng Wang, "''Design and commissioning of an e-beam irradiation beamline at the Upgraded Injector Test Facility at Jefferson Lab''", Nucl. Inst. and Meth. '''A1039''', 167093 (2022); https://doi.org/10.1016/j.nima.2022.167093 [[media:Xi's UITF water irradiation NIM paper.pdf]]<br />
<br />
==2021==<br />
<br />
==2020==<br />
<br />
* Wei Liu, Matt Poelker, John Smedley, Romain Ganter, Chapter 7 "''Photocathodes''" in the book ''Modern Developments in Vacuum Electron Sources'', [[media:Chapter 7.pdf]], Editors: Georg Gaertner, Wolfram Knapp, Richard G. Forbes, SSN 0303-4216ISSN 1437-0859 (electronic) Topics in Applied Physics ISBN 978-3-030-47290-0ISBN 978-3-030-47291-7 (eBook) https://doi.org/10.1007/978-3-030-47291-7 Springer Nature Switzerland AG 2020<br />
<br />
* Y. Wang, M. A. Mamun, P. Adderley, B. Bullard, J. Grames, J. Hansknecht, C. Hernandez-Garcia, R. Kazimi, G. A. Krafft, G. Palacios-Serrano, M. Poelker, M. L. Stutzman, R. Suleiman, M. Tiefenback, S. Wijethunga, J. Yoskowitz, and S. Zhang, "''Thermal emittance and lifetime of alkali-antimonide photocathodes grown on GaAs and molybdenum substrates evaluated in a -300 kV dc photogun''", Phys. Rev. Accel. Beams '''23''', 103401, Published 7 October 2020 [https://journals.aps.org/prab/abstract/10.1103/PhysRevAccelBeams.23.103401], [[media:Yan's photocathode paper_PRAB.pdf]]<br />
<br />
* J. M. Grames, C. K. Sinclair, M. Poelker, X. Roca-Maza, M. L. Stutzman, R. Suleiman, Md. A. Mamun, M. McHugh, D. Moser, J. Hansknecht, B. Moffit, and T. J. Gay, "''High precision 5 MeV Mott polarimeter''", [https://journals.aps.org/prc/abstract/10.1103/PhysRevC.102.015501 Phys. Rev. C 102, 015501] – Published 6 July 2020 [[media:PhysRevC.102.015501.pdf]]<br />
<br />
*G.Ciovati, M.Drury, J.Fischer, M.Stutzman and S.Suhring, “''Reduction of waveguide vacuum trips in CEBAF accelerating cavities with a combination ion pump and non-evaporable getter pump''” [[media:GigiNIM2020.pdf]] Nucl. Instrum. and Meth A964, (2020), 163788. <br />
<br />
*Xincun Peng, Matt Poelker, Marcy Stutzman, Bin Tang, Shukui Zhang, and Jijun Zou, "''Mie-type GaAs nanopillar array resonators for negative electron affinity photocathodes''", collaboration between Engineering Research Center of New Energy Technology of Jiangxi Province, East China University of Technology, Nanchang 330013, China and Thomas Jefferson National Accelerator Facility, 12000 Jefferson Avenue, Newport News, Virginia 23606,USA; Opt. Express '''28'''(2), 860-874 (2020); https://www.osapublishing.org/DirectPDFAccess/11F39DCB-BEE0-C06D-739FEF3676B92DCF_425659/oe-28-2-860.pdf?da=1&id=425659&seq=0&mobile=no; [[media:nanostructured photocathode paper_theoretical study.pdf]]<br />
<br />
==2019==<br />
* Xincun Peng, Zhidong Wang, Yun Liu, Dennis M. Manos, Matt Poelker, Marcy Stutzman, Bin Tang, Shukui Zhang, and Jijun Zou, "''Optical-Resonance-Enhanced Photoemission from Nanostructured GaAs Photocathodes''", Phys. Rev. Applied '''12''', 064002 (2019), https://journals.aps.org/prapplied/abstract/10.1103/PhysRevApplied.12.064002, [[media:nanostructured photocathode paper_experimental results.pdf]]<br />
<br />
* Mark Stefani and Fay Hannon,"''Longitudinal bunch profile diagnostic for magnetized electron beams''", Phys. Rev. Accel. Beams '''22''', 112802 (2019); DOI: 10.1103/PhysRevAccelBeams.22.112802; [[media:Mark and Ray rf deflector paper.pdf]]<br />
<br />
* Fay Hannon and Mark Stefani, "''Transverse uncorrelated emittance diagnosticfor magnetized electron beams''", Phys. Rev. Accel. Beams '''22''',102801 (2019), https://journals.aps.org/prab/pdf/10.1103/PhysRevAccelBeams.22.102801 <br />
<br />
* C. Hernandez-Garcia, B. Bullard, J. Benesch, J. Grames, J. Gubeli, F. Hannon, J. Hansknecht, J. Jordan, R. Kazimi, G. A. Krafft, M. A. Mamun, M. Poelker, M. L. Stutzman, R. Suleiman, M. Tiefenback, Y. Wang, and S. Zhang (Thomas Jefferson National Accelerator Facility, Newport News, Virginia 23606, USA); A. Valerio Lizarraga (Facultad de Ciencias Físico-matemáticas Universidad Autónoma de Sinaloa, Culiacán 80010, Mexico); R. Montoya Soto (Departamento de Física, Universidad de Guanajuato, León 37150, Mexico); A. Canales Ramos (Universidad Nacional Autónoma de Mexico, Mexico City 04510, Mexico), G. Palacios-Serrano, S. Wijethunga, J. T. Yoskowitz (Old Dominion University, Norfolk, Virginia 23529, USA) "''Compact −300kV dc inverted insulator photogun with biased anode and alkali-antimonide photocathode''", Phys. Rev. Accel. Beams '''22''', 113401 (2019), DOI:10.1103/PhysRevAccelBeams.22.113401, https://journals.aps.org/prab/pdf/10.1103/PhysRevAccelBeams.22.113401, [[media:GTS paper published in PRAB 2019.pdf]]<br />
<br />
* Wei Liu and Erdong Wang, "''Monte Carlo modeling of thin GaAs photocathodes,''" J. Appl. Phys. '''126''', 075706 (2019); https://doi.org/10.1063/1.5113804, [[media:modeling thin GaAs photocathodes.pdf]], Wei and Erdong modeled QE data obtained at JLab using the original hydrogen cleaning chamber, SPIRE/Bandwidth Semiconductor samples, MOCVD-grown bulk GaAs wafers with different thickness and dopant density.<br />
<br />
== 2018 ==<br />
* G. Palacios-Serrano, F. Hannon, C. Hernandez-Garcia, M. Poelker, and H. Baumgart, "''Electrostatic design and conditioning of a triple point junction shield for a -200 kV DC high voltage photogun,''" Review of Scientific Instruments '''89''', 104703 (2018), doi: 10.1063/1.5048700, view online:[https://aip.scitation.org/doi/pdf/10.1063/1.5048700?class=pdf text], [[media:COMSOL modeling of 200kV gun.pdf]]<br />
<br />
* K. Aulenbacher, E. Chudakov, D. Gaskell, J. Grames, and K.D. Paschke, "''Precision electron beam polarimetry for next generation nuclear physics experiments''", International Journal of Modern Physics E, '''27''', 7 (2018) 1830004 (57 pages) DOI: 10.1142/S0218301318300047 [https://www.worldscientific.com/doi/abs/10.1142/S0218301318300047 On-Line] [[media:IJMPE_27_7_2018.pdf]]<br />
<br />
* Wei Liu, Yiqiao Chen, Aaron Moy, Matthew Poelker, Marcy Stutzman, and Shukui Zhang, "''Evaluation of GaAsSb/AlGaAs strained superlattice photocathodes,''" AIP Advances '''8''', 075308 (2018); doi: 10.1063/1.5040593, View online: [https://doi.org/10.1063/1.5040593], [[media:GaAsSb_AlGaAs photocathode study.pdf]]<br />
<br />
* Marcy L. Stutzman, Philip A. Adderley, Md. Abdullah A. Mamun, and Matt Poelker, "''Nonevaporable getter coating chambers for extreme high vacuum,''" J. Vac. Sci. Technol. A '''36''', 031603 (2018) [https://avs.scitation.org/doi/full/10.1116/1.5010154],[[media:NEG coating chambers for extreme high vacuum.pdf]]<br />
<br />
== 2017 ==<br />
* M.A. Mamun, M. R. Hernandez-Flores, E. Morales, C. Hernandez-Garcia, and M. Poelker, "''Temperature Dependence of Alkali-Antimonide Photocathodes: Evaluation at Cryogenic Temperatures,''" Phys. Rev. Accel. Beams '''20''', 103403 (2017), [https://journals.aps.org/prab/abstract/10.1103/PhysRevAccelBeams.20.103403], [[media:Temperature dependence CsK2Sb photocathodes.pdf]]<br />
<br />
* C. Hernandez-Garcia, D. Bullard, F. Hannon, Y. Wang and M. Poelker, “''High voltage performance of a dc photoemission electron gun with centrifugal barrel-polished electrodes''”, Rev. Sci. Instrum. '''88''', 093303 (2017), [http://aip.scitation.org/doi/full/10.1063/1.4994794], [[media:Barrel polishing paper.pdf]]<br />
<br />
* C. Hernandez-Garcia, M. Krasilnikov, et al., "''Charge production studies from Cs<sub>2</sub>Te photocathodes in a normal conducting RF gun''", Nuclear Instruments and Methods in Physics Research, A '''871''' (2017) 97–104, [[Media:Carlos' PITZ charge studies article in NIMA August 2017.pdf]]<br />
<br />
* Wei Liu, Matt Poelker, Xincun Peng, Shukui Zhang, and Marcy Stutzman, "''A comprehensive evaluation of factors that influence the spin polarization of electrons emitted from bulk GaAs photocathodes''", J. Appl. Phys., '''122''', 035703 (2017), [http://aip.scitation.org/doi/pdf/10.1063/1.4994306], [[Media:polarization study.pdf]]<br />
<br />
* Yoshitaka Taira, Shukui Zhang, "''Split in phase singularities of an optical vortex by off-axis diffraction through a simple circular aperture''", Opt. Lett. '''42''', 1373 (2017), [https://www.osapublishing.org/ol/abstract.cfm?uri=ol-42-7-1373 Opt. Lett., 42, 1373 (2017)]<br />
<br />
== 2016 ==<br />
* Wei Liu, Yiqiao Chen, Wentao Lu, Aaron Moy, Matt Poelker, Marcy Stutzman, and Shukui Zhang, "''Record-level quantum efficiency from a high polarization strained GaAs/GaAsP superlattice photocathode with distributed Bragg reflector''", Appl. Phys. Lett. '''109''', 252104 (2016), [http://aip.scitation.org/doi/pdf/10.1063/1.4972180], [[media:DBR photocathode.pdf]]<br />
<br />
* Wei Liu, Shukui Zhang, Marcy Stutzman, and Matt Poelker, "''Effects of ion bombardment on bulk GaAs photocathodes with different surface-cleave planes''", Phys. Rev. Accel. Beams '''19''', 103402 (2016), [http://journals.aps.org/prab/pdf/10.1103/PhysRevAccelBeams.19.103402], [[media:ion implantation study.pdf]]<br />
<br />
* D. Abbott, P. Adderley, A. Adeyemi, P. Aguilera, M. Ali, H. Areti, M. Baylac, J. Benesch, G. Bosson, B. Cade, A. Camsonne, L. S. Cardman, J. Clark, P. Cole, S. Covert, C. Cuevas, O. Dadoun, D. Dale, H. Dong, J. Dumas, E. Fanchini, T. Forest, E. Forman, A. Freyberger, E. Froidefond, S. Golge, J. Grames, P. Guèye, J. Hansknecht, P. Harrell, J. Hoskins, C. Hyde, B. Josey, R. Kazimi, Y. Kim, D. Machie, K. Mahoney, R. Mammei, M. Marton, J. McCarter, M. McCaughan, M. McHugh, D. McNulty, K. E. Mesick, T. Michaelides, R. Michaels, B. Moffit, D. Moser, C. Muñoz Camacho, J.-F. Muraz, A. Opper, M. Poelker, J.-S. Réal, L. Richardson, S. Setiniyaz, M. Stutzman, R. Suleiman, C. Tennant, C. Tsai, D. Turner, M. Ungaro, A. Variola, E. Voutier, Y. Wang, and Y. Zhang, "''Production of Highly Polarized Positrons Using Polarized Electrons at MeV Energies''",<br />
** [http://journals.aps.org/prl/pdf/10.1103/PhysRevLett.116.214801 Phys. Rev. Lett., 116, 214801 (2016) ]<br />
** [https://arxiv.org/abs/1606.08877 arXiv:1606.08877 [physics.acc-ph]]<br />
** [[media:PhysRevLett.116.214801.pdf]]<br />
** [http://physics.aps.org/articles/v9/58 APS Focus article on PEPPo]<br />
** [http://www.dailypress.com/news/science/dp-nws-positrons-jeff-lab-20160612-story.html Daily Press article on PEPPo]<br />
<br />
* B. Roberts, F. Hannon, M. M. Ali, E. Forman, J. Grames, R. Kazimi, W. Moore, M. Pablo, M. Poelker, A. Sanchez, and D. Speirs, "''Harmonically resonant cavity as a bunch-length monitor''", Phys. Rev. Accel. Beams '''19''', 052801 (2016), [http://journals.aps.org/prab/abstract/10.1103/PhysRevAccelBeams.19.052801], [[Media:CEBAF harmonically resonant cavity bunchlength monitor.pdf]]<br />
<br />
* C. Hernandez-Garcia, M. Poelker, and J. Hansknecht, "''High Voltage Studies of Inverted-geometry Ceramic Insulators for a 350kV dc Polarized Electron Gun''", IEEE Transactions on Dielectrics and Electrical Insulation, Vol. 23, No. 1; February 2016 [http://ieeexplore.ieee.org/stamp/stamp.jsp?tp=&arnumber=7422586&tag=1], [[Media:High voltage studies in print.pdf]] <br />
<br />
* Md Abdullah A. Mamun, Abdelmageed A. Elmustafa, Carlos Hernandez-Garcia, Russell Mammei, and Matthew Poelker, "''Effect of Sb thickness on the performance of bialkali-antimonide photocathodes''", J. Vac. Sci. Technol. A '''34''' 021509 (2016), [http://scitation.aip.org/content/avs/journal/jvsta/34/2/10.1116/1.4939563], [[Media:alkali-antimonide study - long paper.pdf]]<br />
<br />
== 2015 ==<br />
* M. A. Mamun, C. Hernandez-Garcia, M. Poelker, and A. A. Elmustafa, "''Correlation of CsK<sub>2</sub>Sb photocathode lifetime with antimony thickness''", [http://scitation.aip.org/content/aip/journal/aplmater/3/6/10.1063/1.4922319 APL Materials '''3''', 066103 (2015)], [[Media:CsK<sub>2</sub>Sb using effusion source_short paper.pdf]]<br />
<br />
* Mahzad BastaniNejad, Abdelmageed A. Elmustafa, Eric Forman, Steven Covert, John Hansknecht, Carlos Hernandez-Garcia, Matthew Poelker, Lopa Das, Michael Kelley and Phillip Williams, "''Evaluation of electropolished stainless steel electrodes for use in DC high voltage photoelectron guns''", [http://scitation.aip.org/content/avs/journal/jvsta/33/4/10.1116/1.4920984 J. Vac. Sci. Technol. A '''33''' 041401 (2015)], [[Media:EP electrode study_in print.pdf]]<br />
<br />
* Md Abdullah A. Mamun, Abdelmageed A. Elmustafa, Rhys Taus, Eric Forman and Matthew Poelker, "''TiN coated aluminum electrodes for DC high voltage electron guns''", [http://scitation.aip.org/content/avs/journal/jvsta/33/3/10.1116/1.4916574 J. Vac. Sci. Technol. A '''33''', 031604 (2015)], [[Media:TiN coated aluminum electrodes_in print.pdf]]<br />
<br />
== 2014 ==<br />
<br />
* M. BastaniNejad, A. A. Elmustafa, E. Forman, J. Clark, S. Covert, J. Grames, J. Hansknecht, C. Hernandez-Garcia, M. Poelker, R. Suleiman, "''Improving the Performance of Stainless-Steel DC High Voltage Photoelectron Gun Cathode Electrodes via Gas Conditioning with Helium or Krypton''", [http://www.sciencedirect.com/science/article/pii/S0168900214006755 Nuclear Instruments and Methods in Physics Research A '''762''' 135 (2014)], [[Media:gas conditioning electrodes_in print.pdf]]<br />
<br />
* Md Abdullah A. Mamun, Abdelmageed A. Elmustafa, Marcy L. Stutzman, Philip A. Adderley, and Matthew Poelker, "''Effect of heat treatments and coatings on the outgassing rate of stainless steel chambers''”, [http://scitation.aip.org/docserver/fulltext/avs/journal/jvsta/32/2/1.4853795.pdf?expires=1398869050&id=id&accname=364973&checksum=078C00971BD54EC10DA0536A7E144A73 Journal of Vacuum Science & Technology A '''32''', 021604 (2014)], [[media:outgassing rate paper_in print.pdf]] <br />
<br />
* J. L. McCarter, A. Afanasev, T. J. Gay, J. Hansknecht, A. Kechiantz, M. Poelker, "''Measurement of Electron Beam Polarization from Unstrained GaAs via Two-Photon Photoemission''", [http://www.sciencedirect.com/science/article/pii/S0168900213016185 Nucl. Instr. and Meth. '''A738''', 149 (2014)], [[media:two photon paper_in print.pdf]]<br />
<br />
== 2013 ==<br />
<br />
* THE INTERNATIONAL LINEAR COLLIDER, Technical Design Report | Volume 3.ii: Accelerator Baseline Design, see Chapter 4 [https://arxiv.org/ftp/arxiv/papers/1306/1306.6328.pdf]<br />
<br />
* N. B. Clayburn, J. L. McCarter, J. M. Dreiling, M. Poelker, D. M. Ryan, and T. J. Gay, "''Search for spin-polarized photoemission from GaAs using light with orbital angular momentum''", [http://prb.aps.org/abstract/PRB/v87/i3/e035204 Phys. Rev. B '''87''', 035204 (2013) [8 pages] ] [[media:twisted light paper_in print.pdf]]<br />
<br />
* R. Mammei, R. Suleiman, J. Feingold, P. A. Adderley, J. Clark, S. Covert, J. Grames, J. Hansknecht, D. Machie, M. Poelker, T. Rao, J. Smedley, J. Walsh, J. McCarter, M. Ruiz-Osés,"''Charge Lifetime Measurements at High Average Current Using a K2CsSb Photocathode inside a DC High Voltage Photogun''", [http://journals.aps.org/prstab/pdf/10.1103/PhysRevSTAB.16.033401 Phys. Rev. ST Accel. Beams, '''16''', 033401 (2013)], [[media:CsK2Sb lifetime_in print.pdf]]<br />
<br />
== 2012 ==<br />
<br />
* "''An Engineering Guide To Photoinjectors''", editors Triveni Rao and David H. Dowell. Chapter 8 on polarized electrons by M. Poelker, [https://arxiv.org/ftp/arxiv/papers/1403/1403.7539.pdf], [[media:An Engineering Guide to Photoinjectors.pdf]]<br />
<br />
* B. Roberts, R.R. Mammei, M. Poelker, J.L. McCarter, "''Compact non-invasive electron bunch-length monitor''", [http://prst-ab.aps.org/abstract/PRSTAB/v15/i12/e122802 Phys. Rev. ST Accel. Beams '''15''', 122802 (2012) [7 pages] ], [[media:harmonic resonant cavity_in print.pdf]]<br />
<br />
* M. BastaniNejad, Md. Abdullah Mohamed, A. A. Elmustafa, P. Adderley, J. Clark, S. Covert, J. Hansknecht, C. Hernandez-Garcia, M. Poelker, R. Mammei, K. Surles-Law, and P. Williams, "''Evaluation of niobium as candidate electrode material for dc high voltage photoelectron guns''", [http://prst-ab.aps.org/abstract/PRSTAB/v15/i8/e083502 Phys. Rev. ST Accel. Beams '''15''', 083502 (2012) [11 pages]], [[media:niobium electrodes_in print.pdf]]<br />
<br />
* M. BastaniNejad, Md. Abdullah Mohamed, A. A. Elmustafa, P. Adderley, J. Clark, S. Covert, J. Hansknecht, C. Hernandez-Garcia, M. Poelker, R. Mammei, K. Surles-Law, and P. Williams, "''Erratum: Evaluation of niobium as candidate electrode material for dc high voltage photoelectron guns [Phys. Rev. ST Accel. Beams 15, 083502 (2012)]''", [http://journals.aps.org/prstab/pdf/10.1103/PhysRevSTAB.17.029901 Phys. Rev. ST Accel. Beams '''17''', 029901 (2014) [1 page]], [[media:erratum niobium electrode paper_corrected values for the emission area of field emitters.pdf]] <br />
<br />
* V. Shutthanandan, Z. Zhu, M.L. Stutzman, F.E. Hannon, C. Hernandez-Garcia, M.I. Nandasiri, S.V.N.T. Kuchibhatla, S. Thevuthasan, and W.P. Hess "''Surface science analysis of GaAs photocathodes following sustained electron beam delivery''", [http://journals.aps.org/prstab/abstract/10.1103/PhysRevSTAB.15.063501 Phys. Rev. ST Accel. Beams '''15''', 063501 (2012)]] [[media:analysis of used photocathodes_in print.pdf]]<br />
<br />
== 2011 ==<br />
<br />
* J. Grames, R. Suleiman, P. A. Adderley, J. Clark, J. Hansknecht, D. Machie, M. Poelker, and M. L. Stutzman, "''Charge and fluence lifetime measurements of a DC high voltage GaAs photogun at high average current''", [http://journals.aps.org/prstab/pdf/10.1103/PhysRevSTAB.14.043501 Phys. Rev. ST Accel. Beams '''14''', 043501 (2011)], [[media:high current lifetime_in print.pdf]]<br />
<br />
* Y C Chao, M Drury, C Hovater, A Hutton, G A Krafft, M Poelker, C Reece and M Tiefenback, Chapter 15: "CEBAF Accelerator Achievements" in "New Insights into the Structure of Matter: The First Decade of Science at Jefferson Lab" https://iopscience.iop.org/issue/1742-6596/299/1 [[media:CEBAF Accelerator Achievements.pdf]]<br />
<br />
== 2010 ==<br />
<br />
* P. A. Adderley, J. Clark, J. Grames, J. Hansknecht, K. Surles-Law, D. Machie, M. Poelker, M. L. Stutzman, and R. Suleiman, "''Load-locked dc high voltage GaAs photogun with an inverted-geometry ceramic insulator''", [http://journals.aps.org/prstab/abstract/10.1103/PhysRevSTAB.13.010101 Phys. Rev. ST Accel. Beams '''13''', 010101 (2010)], [[media:invgun_in print.pdf]]<br />
<br />
* J.L. McCarter, M.L.Stutzman, K.W.Trantham, T.G.Anderson, A.M.Cook, and T.J.Gay, "''A low-voltage retarding-field Mott polarimeter for photocathode characterization''", [http://www.sciencedirect.com/science/article/pii/S0168900210003797 Nucl. Instr. and Meth., '''A618''' (2010) 30] [[media:miniMott_in print.pdf]]<br />
<br />
== 2009 ==<br />
<br />
* J. Grames, J. Hansknect, M. Poelker, R. Suleiman, "''Jefferson Lab Injector Development for Next Generation Parity Violation Experiments''", European Journal of Hyperfine Interactions 2009 [[media: pavi09_suleiman.pdf]]<br />
<br />
== 2007 ==<br />
<br />
* M. Poelker, J. Grames, J. Hansknecht, R. Kazimi, J. Musson, "''Generation of Electron Bunches at Low Repetition Rates Using a Beat-Frequency Technique''", [http://journals.aps.org/prstab/pdf/10.1103/PhysRevSTAB.10.053502 Phys. Rev. ST Accel. Beams '''10''', 053502 (2007)] [[media:beat frequency paper_in print.pdf]]<br />
<br />
* M.L. Stutzman, P. Adderley, J. Brittian, J. Clark, J. Grames, J. Hansknecht, G.R. Myneni, M. Poelker, "''Characterization of the CEBAF 100 kV DC GaAs Photoelectron Gun Vacuum System''", [http://www.sciencedirect.com/science/article/pii/S0168900207002689 Nucl. Instr. And Meth. '''A574''', 213 (2007)], [[media:CEBAF vacuum_in print.pdf]]<br />
<br />
* C. K. Sinclair, M. Poelker, P. A. Adderley, B. M. Dunham, J. C. Hansknecht, P. Hartmann, J. S. Price, P. M. Rutt, W. J. Schneider, and M. Steigerwald, "''A High Average Current Polarized Electron Source with Long Cathode Operational Lifetime''", [http://journals.aps.org/prstab/abstract/10.1103/PhysRevSTAB.10.023501 Phys. Rev. ST Accel. Beams '''10''', 023501 (2007)] [[media:CEBAF source paper_in print.pdf]]<br />
<br />
== 2006 ==<br />
<br />
*J. Hansknecht and M. Poelker, "''Synchronous Photoinjection Using a Frequency-Doubled Gain-Switched Fiber-Coupled Seed Laser and ErYb-Doped Fiber Amplifier''", [http://journals.aps.org/prstab/abstract/10.1103/PhysRevSTAB.9.063501 Phys. Rev. ST Accel. Beams '''9''', 063501 (2006)] [[media:gain switched fiber laser MOPA_in print.pdf]]<br />
<br />
== 2005 ==<br />
* M. Baylac, P. Adderley, J. Brittian, J. Clark, T. Day, J. Grames, J. Hansknecht, M. Poelker, M. Stutzman, A.S. Terekhov and A.T. Wu, "''The Effects of Atomic Hydrogen and Deuterium Exposure on High Polarization GaAs Photocathodes''", [http://journals.aps.org/prstab/abstract/10.1103/PhysRevSTAB.8.123501 Phys. Rev. ST Accel. Beams '''8''', 123501 (2005)] [[media:hydrogen cleaning paper_in print.pdf]]<br />
<br />
== 2004 ==<br />
* J. M. Grames, C. K. Sinclair, J. Mitchell, E. Chudakov, H. Fenker, A. Freyberger, D. W. Higinbotham, M. Poelker, M. Steigerwald, M. Tiefenback, C. Cavata, S. Escoffier, F. Marie, T. Pussieux, P. Vernin, S. Danagoulian, V. Dharmawardane, R. Fatemi, K. Joo, M. Zeier, V. Gorbenko, R. Nasseripour, B. Raue, R. Suleiman, and B. Zihlmann, "''Unique electron polarimeter analyzing power comparison and precision spin-based energy measurement''", [http://journals.aps.org/prab/abstract/10.1103/PhysRevSTAB.7.042802 Phys. Rev. ST Accel. Beams '''7''', 042802 – Published 19 April 2004; Erratum Phys. Rev. ST Accel. Beams 13, 069901 (2010)] [[media:PhysRevSTAB.7.042802.pdf]]<br />
<br />
== 2003 ==<br />
<br />
M.L. Stutzman, P. Adderley, M. Poelker, M. Baylac, J. Clark, A. Day, J. Grames, J. Hansknecht, G.R. Myneni, P.M. Rutt, C.K. Sinclair "''A Comparison of Outgassing Measurments for Three Vacuum Chamber Materials''", American Institute of Physcis (2003) 300 - 306 [[media: 2003 Hydrogen in vacuum.pdf]]<br />
<br />
== 2002 ==<br />
<br />
<br />
== 2001 ==<br />
<br />
<br />
== 2000 ==<br />
<br />
<br />
== 1999 ==<br />
<br />
<br />
== 1998 ==<br />
* C. Hovater and M. Poelker, "''Injection Modelocked Ti-Sapphire Laser with Discreetly Variable Pulse Repetition Rates to 1.56 GHz''", [http://www.sciencedirect.com/science/article/pii/S0168900298009310 Nucl. Instr. And Meth. '''A418''', 280 (1998)] [[media:harmonic modelocked ti_sapphire laser_in print.pdf]]<br />
<br />
== 1995 ==<br />
* M. Poelker, "''High Power Gain Switched Diode Laser Master Oscillator and Amplifier''", [http://scitation.aip.org/content/aip/journal/apl/67/19/10.1063/1.114585 Appl. Phys. Lett. 67, 2762 (1995)], [[media:gainswitched diode MOPA_in print.pdf]]</div>Poelkerhttps://wiki.jlab.org/ciswiki/index.php?title=File:1,4dioxane_removal_at_UITF.pdf&diff=29066File:1,4dioxane removal at UITF.pdf2022-12-15T23:44:05Z<p>Poelker: </p>
<hr />
<div></div>Poelkerhttps://wiki.jlab.org/ciswiki/index.php?title=CIS_Refereed_Publications&diff=29065CIS Refereed Publications2022-12-15T23:43:35Z<p>Poelker: </p>
<hr />
<div>==2023==<br />
* Robert Pearce, Xi Li, John Vennekate, Gianluigi Ciovati and Charles Bott, ''Electron beam treatment for the removal of 1,4-dioxane in water and wastewater'', Water Science & Technology, December 10 2022, https://doi.org/10.2166/wst.2022.407, [[media:1,4dioxane removal at UITF.pdf]]<br />
<br />
<br />
* P.A. Adderley, D. Bullard, Y.C. Chao, C.H. Gracia, J. Grames, J. Hansknecht, A. Hofler, R. Kazimi, J. Musson, C. Palatchi, K. Paschke, M. Poelker, G. Smith, M.L. Stutzman, R. Suleiman and Y. Wang, ''An overview of how parity-violating electron-scattering experiments are performed at CEBAF'', Nucl. Instrum. and Meth A '''1046''', 167710 (2023), https://doi.org/10.1016/j.nima.2022.167710, [[media:PV experiments at CEBAF.pdf]]<br />
<br />
==2022==<br />
* J. Arrington, M. Battaglieri, A. Boehnlein, S.A. Bogacz, W.K. Brooks, E. Chudakov, I. Cloët, R. Ent, H. Gao, J. Grames, L. Harwood, X. Ji, C. Keppel, G. Krafft, R.D. McKeown, J. Napolitano, J.W. Qiu, P. Rossi, M. Schram, S. Stepanyan, J. Stevens, A.P. Szczepaniak, N. Toro, X. Zheng, ''Physics with CEBAF at 12 GeV and future opportunities'', Progress in Particle and Nuclear Physics, 2022, 103985, ISSN 0146-6410, https://doi.org/10.1016/j.ppnp.2022.103985; (Also posted on arxiv: https://arxiv.org/abs/2112.00060)<br />
<br />
* S. A. K. Wijethunga, M. A. Mamun, R. Suleiman, C. Hernandez-Garcia, B. Bullard, J. R. Delayen, J. Grames, G. A. Krafft, G. Palacios-Serrano, and M. Poelker, "''Improving the electrostatic design of the Jefferson Lab 300 kV DC photogun''", Rev. Sci. Instrum. '''93''', 073303 (2022); https://aip.scitation.org/doi/10.1063/5.0091134 [[media:Sajini offset anode.pdf]]<br />
<br />
* Xi Li, Helmut Baumgart, Charles Bott, Gianluigi Ciovati, Shaun Gregory, Fay Hannon, Mike McCaughan, Robert Pearce, Matthew Poelker, Hannes Vennekate, and Shaoheng Wang, "''Design and commissioning of an e-beam irradiation beamline at the Upgraded Injector Test Facility at Jefferson Lab''", Nucl. Inst. and Meth. '''A1039''', 167093 (2022); https://doi.org/10.1016/j.nima.2022.167093 [[media:Xi's UITF water irradiation NIM paper.pdf]]<br />
<br />
==2021==<br />
<br />
==2020==<br />
<br />
* Wei Liu, Matt Poelker, John Smedley, Romain Ganter, Chapter 7 "''Photocathodes''" in the book ''Modern Developments in Vacuum Electron Sources'', [[media:Chapter 7.pdf]], Editors: Georg Gaertner, Wolfram Knapp, Richard G. Forbes, SSN 0303-4216ISSN 1437-0859 (electronic) Topics in Applied Physics ISBN 978-3-030-47290-0ISBN 978-3-030-47291-7 (eBook) https://doi.org/10.1007/978-3-030-47291-7 Springer Nature Switzerland AG 2020<br />
<br />
* Y. Wang, M. A. Mamun, P. Adderley, B. Bullard, J. Grames, J. Hansknecht, C. Hernandez-Garcia, R. Kazimi, G. A. Krafft, G. Palacios-Serrano, M. Poelker, M. L. Stutzman, R. Suleiman, M. Tiefenback, S. Wijethunga, J. Yoskowitz, and S. Zhang, "''Thermal emittance and lifetime of alkali-antimonide photocathodes grown on GaAs and molybdenum substrates evaluated in a -300 kV dc photogun''", Phys. Rev. Accel. Beams '''23''', 103401, Published 7 October 2020 [https://journals.aps.org/prab/abstract/10.1103/PhysRevAccelBeams.23.103401], [[media:Yan's photocathode paper_PRAB.pdf]]<br />
<br />
* J. M. Grames, C. K. Sinclair, M. Poelker, X. Roca-Maza, M. L. Stutzman, R. Suleiman, Md. A. Mamun, M. McHugh, D. Moser, J. Hansknecht, B. Moffit, and T. J. Gay, "''High precision 5 MeV Mott polarimeter''", [https://journals.aps.org/prc/abstract/10.1103/PhysRevC.102.015501 Phys. Rev. C 102, 015501] – Published 6 July 2020 [[media:PhysRevC.102.015501.pdf]]<br />
<br />
*G.Ciovati, M.Drury, J.Fischer, M.Stutzman and S.Suhring, “''Reduction of waveguide vacuum trips in CEBAF accelerating cavities with a combination ion pump and non-evaporable getter pump''” [[media:GigiNIM2020.pdf]] Nucl. Instrum. and Meth A964, (2020), 163788. <br />
<br />
*Xincun Peng, Matt Poelker, Marcy Stutzman, Bin Tang, Shukui Zhang, and Jijun Zou, "''Mie-type GaAs nanopillar array resonators for negative electron affinity photocathodes''", collaboration between Engineering Research Center of New Energy Technology of Jiangxi Province, East China University of Technology, Nanchang 330013, China and Thomas Jefferson National Accelerator Facility, 12000 Jefferson Avenue, Newport News, Virginia 23606,USA; Opt. Express '''28'''(2), 860-874 (2020); https://www.osapublishing.org/DirectPDFAccess/11F39DCB-BEE0-C06D-739FEF3676B92DCF_425659/oe-28-2-860.pdf?da=1&id=425659&seq=0&mobile=no; [[media:nanostructured photocathode paper_theoretical study.pdf]]<br />
<br />
==2019==<br />
* Xincun Peng, Zhidong Wang, Yun Liu, Dennis M. Manos, Matt Poelker, Marcy Stutzman, Bin Tang, Shukui Zhang, and Jijun Zou, "''Optical-Resonance-Enhanced Photoemission from Nanostructured GaAs Photocathodes''", Phys. Rev. Applied '''12''', 064002 (2019), https://journals.aps.org/prapplied/abstract/10.1103/PhysRevApplied.12.064002, [[media:nanostructured photocathode paper_experimental results.pdf]]<br />
<br />
* Mark Stefani and Fay Hannon,"''Longitudinal bunch profile diagnostic for magnetized electron beams''", Phys. Rev. Accel. Beams '''22''', 112802 (2019); DOI: 10.1103/PhysRevAccelBeams.22.112802; [[media:Mark and Ray rf deflector paper.pdf]]<br />
<br />
* Fay Hannon and Mark Stefani, "''Transverse uncorrelated emittance diagnosticfor magnetized electron beams''", Phys. Rev. Accel. Beams '''22''',102801 (2019), https://journals.aps.org/prab/pdf/10.1103/PhysRevAccelBeams.22.102801 <br />
<br />
* C. Hernandez-Garcia, B. Bullard, J. Benesch, J. Grames, J. Gubeli, F. Hannon, J. Hansknecht, J. Jordan, R. Kazimi, G. A. Krafft, M. A. Mamun, M. Poelker, M. L. Stutzman, R. Suleiman, M. Tiefenback, Y. Wang, and S. Zhang (Thomas Jefferson National Accelerator Facility, Newport News, Virginia 23606, USA); A. Valerio Lizarraga (Facultad de Ciencias Físico-matemáticas Universidad Autónoma de Sinaloa, Culiacán 80010, Mexico); R. Montoya Soto (Departamento de Física, Universidad de Guanajuato, León 37150, Mexico); A. Canales Ramos (Universidad Nacional Autónoma de Mexico, Mexico City 04510, Mexico), G. Palacios-Serrano, S. Wijethunga, J. T. Yoskowitz (Old Dominion University, Norfolk, Virginia 23529, USA) "''Compact −300kV dc inverted insulator photogun with biased anode and alkali-antimonide photocathode''", Phys. Rev. Accel. Beams '''22''', 113401 (2019), DOI:10.1103/PhysRevAccelBeams.22.113401, https://journals.aps.org/prab/pdf/10.1103/PhysRevAccelBeams.22.113401, [[media:GTS paper published in PRAB 2019.pdf]]<br />
<br />
* Wei Liu and Erdong Wang, "''Monte Carlo modeling of thin GaAs photocathodes,''" J. Appl. Phys. '''126''', 075706 (2019); https://doi.org/10.1063/1.5113804, [[media:modeling thin GaAs photocathodes.pdf]], Wei and Erdong modeled QE data obtained at JLab using the original hydrogen cleaning chamber, SPIRE/Bandwidth Semiconductor samples, MOCVD-grown bulk GaAs wafers with different thickness and dopant density.<br />
<br />
== 2018 ==<br />
* G. Palacios-Serrano, F. Hannon, C. Hernandez-Garcia, M. Poelker, and H. Baumgart, "''Electrostatic design and conditioning of a triple point junction shield for a -200 kV DC high voltage photogun,''" Review of Scientific Instruments '''89''', 104703 (2018), doi: 10.1063/1.5048700, view online:[https://aip.scitation.org/doi/pdf/10.1063/1.5048700?class=pdf text], [[media:COMSOL modeling of 200kV gun.pdf]]<br />
<br />
* K. Aulenbacher, E. Chudakov, D. Gaskell, J. Grames, and K.D. Paschke, "''Precision electron beam polarimetry for next generation nuclear physics experiments''", International Journal of Modern Physics E, '''27''', 7 (2018) 1830004 (57 pages) DOI: 10.1142/S0218301318300047 [https://www.worldscientific.com/doi/abs/10.1142/S0218301318300047 On-Line] [[media:IJMPE_27_7_2018.pdf]]<br />
<br />
* Wei Liu, Yiqiao Chen, Aaron Moy, Matthew Poelker, Marcy Stutzman, and Shukui Zhang, "''Evaluation of GaAsSb/AlGaAs strained superlattice photocathodes,''" AIP Advances '''8''', 075308 (2018); doi: 10.1063/1.5040593, View online: [https://doi.org/10.1063/1.5040593], [[media:GaAsSb_AlGaAs photocathode study.pdf]]<br />
<br />
* Marcy L. Stutzman, Philip A. Adderley, Md. Abdullah A. Mamun, and Matt Poelker, "''Nonevaporable getter coating chambers for extreme high vacuum,''" J. Vac. Sci. Technol. A '''36''', 031603 (2018) [https://avs.scitation.org/doi/full/10.1116/1.5010154],[[media:NEG coating chambers for extreme high vacuum.pdf]]<br />
<br />
== 2017 ==<br />
* M.A. Mamun, M. R. Hernandez-Flores, E. Morales, C. Hernandez-Garcia, and M. Poelker, "''Temperature Dependence of Alkali-Antimonide Photocathodes: Evaluation at Cryogenic Temperatures,''" Phys. Rev. Accel. Beams '''20''', 103403 (2017), [https://journals.aps.org/prab/abstract/10.1103/PhysRevAccelBeams.20.103403], [[media:Temperature dependence CsK2Sb photocathodes.pdf]]<br />
<br />
* C. Hernandez-Garcia, D. Bullard, F. Hannon, Y. Wang and M. Poelker, “''High voltage performance of a dc photoemission electron gun with centrifugal barrel-polished electrodes''”, Rev. Sci. Instrum. '''88''', 093303 (2017), [http://aip.scitation.org/doi/full/10.1063/1.4994794], [[media:Barrel polishing paper.pdf]]<br />
<br />
* C. Hernandez-Garcia, M. Krasilnikov, et al., "''Charge production studies from Cs<sub>2</sub>Te photocathodes in a normal conducting RF gun''", Nuclear Instruments and Methods in Physics Research, A '''871''' (2017) 97–104, [[Media:Carlos' PITZ charge studies article in NIMA August 2017.pdf]]<br />
<br />
* Wei Liu, Matt Poelker, Xincun Peng, Shukui Zhang, and Marcy Stutzman, "''A comprehensive evaluation of factors that influence the spin polarization of electrons emitted from bulk GaAs photocathodes''", J. Appl. Phys., '''122''', 035703 (2017), [http://aip.scitation.org/doi/pdf/10.1063/1.4994306], [[Media:polarization study.pdf]]<br />
<br />
* Yoshitaka Taira, Shukui Zhang, "''Split in phase singularities of an optical vortex by off-axis diffraction through a simple circular aperture''", Opt. Lett. '''42''', 1373 (2017), [https://www.osapublishing.org/ol/abstract.cfm?uri=ol-42-7-1373 Opt. Lett., 42, 1373 (2017)]<br />
<br />
== 2016 ==<br />
* Wei Liu, Yiqiao Chen, Wentao Lu, Aaron Moy, Matt Poelker, Marcy Stutzman, and Shukui Zhang, "''Record-level quantum efficiency from a high polarization strained GaAs/GaAsP superlattice photocathode with distributed Bragg reflector''", Appl. Phys. Lett. '''109''', 252104 (2016), [http://aip.scitation.org/doi/pdf/10.1063/1.4972180], [[media:DBR photocathode.pdf]]<br />
<br />
* Wei Liu, Shukui Zhang, Marcy Stutzman, and Matt Poelker, "''Effects of ion bombardment on bulk GaAs photocathodes with different surface-cleave planes''", Phys. Rev. Accel. Beams '''19''', 103402 (2016), [http://journals.aps.org/prab/pdf/10.1103/PhysRevAccelBeams.19.103402], [[media:ion implantation study.pdf]]<br />
<br />
* D. Abbott, P. Adderley, A. Adeyemi, P. Aguilera, M. Ali, H. Areti, M. Baylac, J. Benesch, G. Bosson, B. Cade, A. Camsonne, L. S. Cardman, J. Clark, P. Cole, S. Covert, C. Cuevas, O. Dadoun, D. Dale, H. Dong, J. Dumas, E. Fanchini, T. Forest, E. Forman, A. Freyberger, E. Froidefond, S. Golge, J. Grames, P. Guèye, J. Hansknecht, P. Harrell, J. Hoskins, C. Hyde, B. Josey, R. Kazimi, Y. Kim, D. Machie, K. Mahoney, R. Mammei, M. Marton, J. McCarter, M. McCaughan, M. McHugh, D. McNulty, K. E. Mesick, T. Michaelides, R. Michaels, B. Moffit, D. Moser, C. Muñoz Camacho, J.-F. Muraz, A. Opper, M. Poelker, J.-S. Réal, L. Richardson, S. Setiniyaz, M. Stutzman, R. Suleiman, C. Tennant, C. Tsai, D. Turner, M. Ungaro, A. Variola, E. Voutier, Y. Wang, and Y. Zhang, "''Production of Highly Polarized Positrons Using Polarized Electrons at MeV Energies''",<br />
** [http://journals.aps.org/prl/pdf/10.1103/PhysRevLett.116.214801 Phys. Rev. Lett., 116, 214801 (2016) ]<br />
** [https://arxiv.org/abs/1606.08877 arXiv:1606.08877 [physics.acc-ph]]<br />
** [[media:PhysRevLett.116.214801.pdf]]<br />
** [http://physics.aps.org/articles/v9/58 APS Focus article on PEPPo]<br />
** [http://www.dailypress.com/news/science/dp-nws-positrons-jeff-lab-20160612-story.html Daily Press article on PEPPo]<br />
<br />
* B. Roberts, F. Hannon, M. M. Ali, E. Forman, J. Grames, R. Kazimi, W. Moore, M. Pablo, M. Poelker, A. Sanchez, and D. Speirs, "''Harmonically resonant cavity as a bunch-length monitor''", Phys. Rev. Accel. Beams '''19''', 052801 (2016), [http://journals.aps.org/prab/abstract/10.1103/PhysRevAccelBeams.19.052801], [[Media:CEBAF harmonically resonant cavity bunchlength monitor.pdf]]<br />
<br />
* C. Hernandez-Garcia, M. Poelker, and J. Hansknecht, "''High Voltage Studies of Inverted-geometry Ceramic Insulators for a 350kV dc Polarized Electron Gun''", IEEE Transactions on Dielectrics and Electrical Insulation, Vol. 23, No. 1; February 2016 [http://ieeexplore.ieee.org/stamp/stamp.jsp?tp=&arnumber=7422586&tag=1], [[Media:High voltage studies in print.pdf]] <br />
<br />
* Md Abdullah A. Mamun, Abdelmageed A. Elmustafa, Carlos Hernandez-Garcia, Russell Mammei, and Matthew Poelker, "''Effect of Sb thickness on the performance of bialkali-antimonide photocathodes''", J. Vac. Sci. Technol. A '''34''' 021509 (2016), [http://scitation.aip.org/content/avs/journal/jvsta/34/2/10.1116/1.4939563], [[Media:alkali-antimonide study - long paper.pdf]]<br />
<br />
== 2015 ==<br />
* M. A. Mamun, C. Hernandez-Garcia, M. Poelker, and A. A. Elmustafa, "''Correlation of CsK<sub>2</sub>Sb photocathode lifetime with antimony thickness''", [http://scitation.aip.org/content/aip/journal/aplmater/3/6/10.1063/1.4922319 APL Materials '''3''', 066103 (2015)], [[Media:CsK<sub>2</sub>Sb using effusion source_short paper.pdf]]<br />
<br />
* Mahzad BastaniNejad, Abdelmageed A. Elmustafa, Eric Forman, Steven Covert, John Hansknecht, Carlos Hernandez-Garcia, Matthew Poelker, Lopa Das, Michael Kelley and Phillip Williams, "''Evaluation of electropolished stainless steel electrodes for use in DC high voltage photoelectron guns''", [http://scitation.aip.org/content/avs/journal/jvsta/33/4/10.1116/1.4920984 J. Vac. Sci. Technol. A '''33''' 041401 (2015)], [[Media:EP electrode study_in print.pdf]]<br />
<br />
* Md Abdullah A. Mamun, Abdelmageed A. Elmustafa, Rhys Taus, Eric Forman and Matthew Poelker, "''TiN coated aluminum electrodes for DC high voltage electron guns''", [http://scitation.aip.org/content/avs/journal/jvsta/33/3/10.1116/1.4916574 J. Vac. Sci. Technol. A '''33''', 031604 (2015)], [[Media:TiN coated aluminum electrodes_in print.pdf]]<br />
<br />
== 2014 ==<br />
<br />
* M. BastaniNejad, A. A. Elmustafa, E. Forman, J. Clark, S. Covert, J. Grames, J. Hansknecht, C. Hernandez-Garcia, M. Poelker, R. Suleiman, "''Improving the Performance of Stainless-Steel DC High Voltage Photoelectron Gun Cathode Electrodes via Gas Conditioning with Helium or Krypton''", [http://www.sciencedirect.com/science/article/pii/S0168900214006755 Nuclear Instruments and Methods in Physics Research A '''762''' 135 (2014)], [[Media:gas conditioning electrodes_in print.pdf]]<br />
<br />
* Md Abdullah A. Mamun, Abdelmageed A. Elmustafa, Marcy L. Stutzman, Philip A. Adderley, and Matthew Poelker, "''Effect of heat treatments and coatings on the outgassing rate of stainless steel chambers''”, [http://scitation.aip.org/docserver/fulltext/avs/journal/jvsta/32/2/1.4853795.pdf?expires=1398869050&id=id&accname=364973&checksum=078C00971BD54EC10DA0536A7E144A73 Journal of Vacuum Science & Technology A '''32''', 021604 (2014)], [[media:outgassing rate paper_in print.pdf]] <br />
<br />
* J. L. McCarter, A. Afanasev, T. J. Gay, J. Hansknecht, A. Kechiantz, M. Poelker, "''Measurement of Electron Beam Polarization from Unstrained GaAs via Two-Photon Photoemission''", [http://www.sciencedirect.com/science/article/pii/S0168900213016185 Nucl. Instr. and Meth. '''A738''', 149 (2014)], [[media:two photon paper_in print.pdf]]<br />
<br />
== 2013 ==<br />
<br />
* THE INTERNATIONAL LINEAR COLLIDER, Technical Design Report | Volume 3.ii: Accelerator Baseline Design, see Chapter 4 [https://arxiv.org/ftp/arxiv/papers/1306/1306.6328.pdf]<br />
<br />
* N. B. Clayburn, J. L. McCarter, J. M. Dreiling, M. Poelker, D. M. Ryan, and T. J. Gay, "''Search for spin-polarized photoemission from GaAs using light with orbital angular momentum''", [http://prb.aps.org/abstract/PRB/v87/i3/e035204 Phys. Rev. B '''87''', 035204 (2013) [8 pages] ] [[media:twisted light paper_in print.pdf]]<br />
<br />
* R. Mammei, R. Suleiman, J. Feingold, P. A. Adderley, J. Clark, S. Covert, J. Grames, J. Hansknecht, D. Machie, M. Poelker, T. Rao, J. Smedley, J. Walsh, J. McCarter, M. Ruiz-Osés,"''Charge Lifetime Measurements at High Average Current Using a K2CsSb Photocathode inside a DC High Voltage Photogun''", [http://journals.aps.org/prstab/pdf/10.1103/PhysRevSTAB.16.033401 Phys. Rev. ST Accel. Beams, '''16''', 033401 (2013)], [[media:CsK2Sb lifetime_in print.pdf]]<br />
<br />
== 2012 ==<br />
<br />
* "''An Engineering Guide To Photoinjectors''", editors Triveni Rao and David H. Dowell. Chapter 8 on polarized electrons by M. Poelker, [https://arxiv.org/ftp/arxiv/papers/1403/1403.7539.pdf], [[media:An Engineering Guide to Photoinjectors.pdf]]<br />
<br />
* B. Roberts, R.R. Mammei, M. Poelker, J.L. McCarter, "''Compact non-invasive electron bunch-length monitor''", [http://prst-ab.aps.org/abstract/PRSTAB/v15/i12/e122802 Phys. Rev. ST Accel. Beams '''15''', 122802 (2012) [7 pages] ], [[media:harmonic resonant cavity_in print.pdf]]<br />
<br />
* M. BastaniNejad, Md. Abdullah Mohamed, A. A. Elmustafa, P. Adderley, J. Clark, S. Covert, J. Hansknecht, C. Hernandez-Garcia, M. Poelker, R. Mammei, K. Surles-Law, and P. Williams, "''Evaluation of niobium as candidate electrode material for dc high voltage photoelectron guns''", [http://prst-ab.aps.org/abstract/PRSTAB/v15/i8/e083502 Phys. Rev. ST Accel. Beams '''15''', 083502 (2012) [11 pages]], [[media:niobium electrodes_in print.pdf]]<br />
<br />
* M. BastaniNejad, Md. Abdullah Mohamed, A. A. Elmustafa, P. Adderley, J. Clark, S. Covert, J. Hansknecht, C. Hernandez-Garcia, M. Poelker, R. Mammei, K. Surles-Law, and P. Williams, "''Erratum: Evaluation of niobium as candidate electrode material for dc high voltage photoelectron guns [Phys. Rev. ST Accel. Beams 15, 083502 (2012)]''", [http://journals.aps.org/prstab/pdf/10.1103/PhysRevSTAB.17.029901 Phys. Rev. ST Accel. Beams '''17''', 029901 (2014) [1 page]], [[media:erratum niobium electrode paper_corrected values for the emission area of field emitters.pdf]] <br />
<br />
* V. Shutthanandan, Z. Zhu, M.L. Stutzman, F.E. Hannon, C. Hernandez-Garcia, M.I. Nandasiri, S.V.N.T. Kuchibhatla, S. Thevuthasan, and W.P. Hess "''Surface science analysis of GaAs photocathodes following sustained electron beam delivery''", [http://journals.aps.org/prstab/abstract/10.1103/PhysRevSTAB.15.063501 Phys. Rev. ST Accel. Beams '''15''', 063501 (2012)]] [[media:analysis of used photocathodes_in print.pdf]]<br />
<br />
== 2011 ==<br />
<br />
* J. Grames, R. Suleiman, P. A. Adderley, J. Clark, J. Hansknecht, D. Machie, M. Poelker, and M. L. Stutzman, "''Charge and fluence lifetime measurements of a DC high voltage GaAs photogun at high average current''", [http://journals.aps.org/prstab/pdf/10.1103/PhysRevSTAB.14.043501 Phys. Rev. ST Accel. Beams '''14''', 043501 (2011)], [[media:high current lifetime_in print.pdf]]<br />
<br />
* Y C Chao, M Drury, C Hovater, A Hutton, G A Krafft, M Poelker, C Reece and M Tiefenback, Chapter 15: "CEBAF Accelerator Achievements" in "New Insights into the Structure of Matter: The First Decade of Science at Jefferson Lab" https://iopscience.iop.org/issue/1742-6596/299/1 [[media:CEBAF Accelerator Achievements.pdf]]<br />
<br />
== 2010 ==<br />
<br />
* P. A. Adderley, J. Clark, J. Grames, J. Hansknecht, K. Surles-Law, D. Machie, M. Poelker, M. L. Stutzman, and R. Suleiman, "''Load-locked dc high voltage GaAs photogun with an inverted-geometry ceramic insulator''", [http://journals.aps.org/prstab/abstract/10.1103/PhysRevSTAB.13.010101 Phys. Rev. ST Accel. Beams '''13''', 010101 (2010)], [[media:invgun_in print.pdf]]<br />
<br />
* J.L. McCarter, M.L.Stutzman, K.W.Trantham, T.G.Anderson, A.M.Cook, and T.J.Gay, "''A low-voltage retarding-field Mott polarimeter for photocathode characterization''", [http://www.sciencedirect.com/science/article/pii/S0168900210003797 Nucl. Instr. and Meth., '''A618''' (2010) 30] [[media:miniMott_in print.pdf]]<br />
<br />
== 2009 ==<br />
<br />
* J. Grames, J. Hansknect, M. Poelker, R. Suleiman, "''Jefferson Lab Injector Development for Next Generation Parity Violation Experiments''", European Journal of Hyperfine Interactions 2009 [[media: pavi09_suleiman.pdf]]<br />
<br />
== 2007 ==<br />
<br />
* M. Poelker, J. Grames, J. Hansknecht, R. Kazimi, J. Musson, "''Generation of Electron Bunches at Low Repetition Rates Using a Beat-Frequency Technique''", [http://journals.aps.org/prstab/pdf/10.1103/PhysRevSTAB.10.053502 Phys. Rev. ST Accel. Beams '''10''', 053502 (2007)] [[media:beat frequency paper_in print.pdf]]<br />
<br />
* M.L. Stutzman, P. Adderley, J. Brittian, J. Clark, J. Grames, J. Hansknecht, G.R. Myneni, M. Poelker, "''Characterization of the CEBAF 100 kV DC GaAs Photoelectron Gun Vacuum System''", [http://www.sciencedirect.com/science/article/pii/S0168900207002689 Nucl. Instr. And Meth. '''A574''', 213 (2007)], [[media:CEBAF vacuum_in print.pdf]]<br />
<br />
* C. K. Sinclair, M. Poelker, P. A. Adderley, B. M. Dunham, J. C. Hansknecht, P. Hartmann, J. S. Price, P. M. Rutt, W. J. Schneider, and M. Steigerwald, "''A High Average Current Polarized Electron Source with Long Cathode Operational Lifetime''", [http://journals.aps.org/prstab/abstract/10.1103/PhysRevSTAB.10.023501 Phys. Rev. ST Accel. Beams '''10''', 023501 (2007)] [[media:CEBAF source paper_in print.pdf]]<br />
<br />
== 2006 ==<br />
<br />
*J. Hansknecht and M. Poelker, "''Synchronous Photoinjection Using a Frequency-Doubled Gain-Switched Fiber-Coupled Seed Laser and ErYb-Doped Fiber Amplifier''", [http://journals.aps.org/prstab/abstract/10.1103/PhysRevSTAB.9.063501 Phys. Rev. ST Accel. Beams '''9''', 063501 (2006)] [[media:gain switched fiber laser MOPA_in print.pdf]]<br />
<br />
== 2005 ==<br />
* M. Baylac, P. Adderley, J. Brittian, J. Clark, T. Day, J. Grames, J. Hansknecht, M. Poelker, M. Stutzman, A.S. Terekhov and A.T. Wu, "''The Effects of Atomic Hydrogen and Deuterium Exposure on High Polarization GaAs Photocathodes''", [http://journals.aps.org/prstab/abstract/10.1103/PhysRevSTAB.8.123501 Phys. Rev. ST Accel. Beams '''8''', 123501 (2005)] [[media:hydrogen cleaning paper_in print.pdf]]<br />
<br />
== 2004 ==<br />
* J. M. Grames, C. K. Sinclair, J. Mitchell, E. Chudakov, H. Fenker, A. Freyberger, D. W. Higinbotham, M. Poelker, M. Steigerwald, M. Tiefenback, C. Cavata, S. Escoffier, F. Marie, T. Pussieux, P. Vernin, S. Danagoulian, V. Dharmawardane, R. Fatemi, K. Joo, M. Zeier, V. Gorbenko, R. Nasseripour, B. Raue, R. Suleiman, and B. Zihlmann, "''Unique electron polarimeter analyzing power comparison and precision spin-based energy measurement''", [http://journals.aps.org/prab/abstract/10.1103/PhysRevSTAB.7.042802 Phys. Rev. ST Accel. Beams '''7''', 042802 – Published 19 April 2004; Erratum Phys. Rev. ST Accel. Beams 13, 069901 (2010)] [[media:PhysRevSTAB.7.042802.pdf]]<br />
<br />
== 2003 ==<br />
<br />
M.L. Stutzman, P. Adderley, M. Poelker, M. Baylac, J. Clark, A. Day, J. Grames, J. Hansknecht, G.R. Myneni, P.M. Rutt, C.K. Sinclair "''A Comparison of Outgassing Measurments for Three Vacuum Chamber Materials''", American Institute of Physcis (2003) 300 - 306 [[media: 2003 Hydrogen in vacuum.pdf]]<br />
<br />
== 2002 ==<br />
<br />
<br />
== 2001 ==<br />
<br />
<br />
== 2000 ==<br />
<br />
<br />
== 1999 ==<br />
<br />
<br />
== 1998 ==<br />
* C. Hovater and M. Poelker, "''Injection Modelocked Ti-Sapphire Laser with Discreetly Variable Pulse Repetition Rates to 1.56 GHz''", [http://www.sciencedirect.com/science/article/pii/S0168900298009310 Nucl. Instr. And Meth. '''A418''', 280 (1998)] [[media:harmonic modelocked ti_sapphire laser_in print.pdf]]<br />
<br />
== 1995 ==<br />
* M. Poelker, "''High Power Gain Switched Diode Laser Master Oscillator and Amplifier''", [http://scitation.aip.org/content/aip/journal/apl/67/19/10.1063/1.114585 Appl. Phys. Lett. 67, 2762 (1995)], [[media:gainswitched diode MOPA_in print.pdf]]</div>Poelkerhttps://wiki.jlab.org/ciswiki/index.php?title=CIS_Refereed_Publications&diff=29064CIS Refereed Publications2022-12-14T19:17:04Z<p>Poelker: </p>
<hr />
<div>==2023==<br />
* Robert Pearce, Xi Li, John Vennekate, Gianluigi Ciovati and Charles Bott, ''Electron beam treatment for the removal of 1,4-dioxane in water and wastewater'', Water Science & Technology<br />
<br />
* P.A. Adderley, D. Bullard, Y.C. Chao, C.H. Gracia, J. Grames, J. Hansknecht, A. Hofler, R. Kazimi, J. Musson, C. Palatchi, K. Paschke, M. Poelker, G. Smith, M.L. Stutzman, R. Suleiman and Y. Wang, ''An overview of how parity-violating electron-scattering experiments are performed at CEBAF'', Nucl. Instrum. and Meth A '''1046''', 167710 (2023), https://doi.org/10.1016/j.nima.2022.167710, [[media:PV experiments at CEBAF.pdf]]<br />
<br />
==2022==<br />
* J. Arrington, M. Battaglieri, A. Boehnlein, S.A. Bogacz, W.K. Brooks, E. Chudakov, I. Cloët, R. Ent, H. Gao, J. Grames, L. Harwood, X. Ji, C. Keppel, G. Krafft, R.D. McKeown, J. Napolitano, J.W. Qiu, P. Rossi, M. Schram, S. Stepanyan, J. Stevens, A.P. Szczepaniak, N. Toro, X. Zheng, ''Physics with CEBAF at 12 GeV and future opportunities'', Progress in Particle and Nuclear Physics, 2022, 103985, ISSN 0146-6410, https://doi.org/10.1016/j.ppnp.2022.103985; (Also posted on arxiv: https://arxiv.org/abs/2112.00060)<br />
<br />
* S. A. K. Wijethunga, M. A. Mamun, R. Suleiman, C. Hernandez-Garcia, B. Bullard, J. R. Delayen, J. Grames, G. A. Krafft, G. Palacios-Serrano, and M. Poelker, "''Improving the electrostatic design of the Jefferson Lab 300 kV DC photogun''", Rev. Sci. Instrum. '''93''', 073303 (2022); https://aip.scitation.org/doi/10.1063/5.0091134 [[media:Sajini offset anode.pdf]]<br />
<br />
* Xi Li, Helmut Baumgart, Charles Bott, Gianluigi Ciovati, Shaun Gregory, Fay Hannon, Mike McCaughan, Robert Pearce, Matthew Poelker, Hannes Vennekate, and Shaoheng Wang, "''Design and commissioning of an e-beam irradiation beamline at the Upgraded Injector Test Facility at Jefferson Lab''", Nucl. Inst. and Meth. '''A1039''', 167093 (2022); https://doi.org/10.1016/j.nima.2022.167093 [[media:Xi's UITF water irradiation NIM paper.pdf]]<br />
<br />
==2021==<br />
<br />
==2020==<br />
<br />
* Wei Liu, Matt Poelker, John Smedley, Romain Ganter, Chapter 7 "''Photocathodes''" in the book ''Modern Developments in Vacuum Electron Sources'', [[media:Chapter 7.pdf]], Editors: Georg Gaertner, Wolfram Knapp, Richard G. Forbes, SSN 0303-4216ISSN 1437-0859 (electronic) Topics in Applied Physics ISBN 978-3-030-47290-0ISBN 978-3-030-47291-7 (eBook) https://doi.org/10.1007/978-3-030-47291-7 Springer Nature Switzerland AG 2020<br />
<br />
* Y. Wang, M. A. Mamun, P. Adderley, B. Bullard, J. Grames, J. Hansknecht, C. Hernandez-Garcia, R. Kazimi, G. A. Krafft, G. Palacios-Serrano, M. Poelker, M. L. Stutzman, R. Suleiman, M. Tiefenback, S. Wijethunga, J. Yoskowitz, and S. Zhang, "''Thermal emittance and lifetime of alkali-antimonide photocathodes grown on GaAs and molybdenum substrates evaluated in a -300 kV dc photogun''", Phys. Rev. Accel. Beams '''23''', 103401, Published 7 October 2020 [https://journals.aps.org/prab/abstract/10.1103/PhysRevAccelBeams.23.103401], [[media:Yan's photocathode paper_PRAB.pdf]]<br />
<br />
* J. M. Grames, C. K. Sinclair, M. Poelker, X. Roca-Maza, M. L. Stutzman, R. Suleiman, Md. A. Mamun, M. McHugh, D. Moser, J. Hansknecht, B. Moffit, and T. J. Gay, "''High precision 5 MeV Mott polarimeter''", [https://journals.aps.org/prc/abstract/10.1103/PhysRevC.102.015501 Phys. Rev. C 102, 015501] – Published 6 July 2020 [[media:PhysRevC.102.015501.pdf]]<br />
<br />
*G.Ciovati, M.Drury, J.Fischer, M.Stutzman and S.Suhring, “''Reduction of waveguide vacuum trips in CEBAF accelerating cavities with a combination ion pump and non-evaporable getter pump''” [[media:GigiNIM2020.pdf]] Nucl. Instrum. and Meth A964, (2020), 163788. <br />
<br />
*Xincun Peng, Matt Poelker, Marcy Stutzman, Bin Tang, Shukui Zhang, and Jijun Zou, "''Mie-type GaAs nanopillar array resonators for negative electron affinity photocathodes''", collaboration between Engineering Research Center of New Energy Technology of Jiangxi Province, East China University of Technology, Nanchang 330013, China and Thomas Jefferson National Accelerator Facility, 12000 Jefferson Avenue, Newport News, Virginia 23606,USA; Opt. Express '''28'''(2), 860-874 (2020); https://www.osapublishing.org/DirectPDFAccess/11F39DCB-BEE0-C06D-739FEF3676B92DCF_425659/oe-28-2-860.pdf?da=1&id=425659&seq=0&mobile=no; [[media:nanostructured photocathode paper_theoretical study.pdf]]<br />
<br />
==2019==<br />
* Xincun Peng, Zhidong Wang, Yun Liu, Dennis M. Manos, Matt Poelker, Marcy Stutzman, Bin Tang, Shukui Zhang, and Jijun Zou, "''Optical-Resonance-Enhanced Photoemission from Nanostructured GaAs Photocathodes''", Phys. Rev. Applied '''12''', 064002 (2019), https://journals.aps.org/prapplied/abstract/10.1103/PhysRevApplied.12.064002, [[media:nanostructured photocathode paper_experimental results.pdf]]<br />
<br />
* Mark Stefani and Fay Hannon,"''Longitudinal bunch profile diagnostic for magnetized electron beams''", Phys. Rev. Accel. Beams '''22''', 112802 (2019); DOI: 10.1103/PhysRevAccelBeams.22.112802; [[media:Mark and Ray rf deflector paper.pdf]]<br />
<br />
* Fay Hannon and Mark Stefani, "''Transverse uncorrelated emittance diagnosticfor magnetized electron beams''", Phys. Rev. Accel. Beams '''22''',102801 (2019), https://journals.aps.org/prab/pdf/10.1103/PhysRevAccelBeams.22.102801 <br />
<br />
* C. Hernandez-Garcia, B. Bullard, J. Benesch, J. Grames, J. Gubeli, F. Hannon, J. Hansknecht, J. Jordan, R. Kazimi, G. A. Krafft, M. A. Mamun, M. Poelker, M. L. Stutzman, R. Suleiman, M. Tiefenback, Y. Wang, and S. Zhang (Thomas Jefferson National Accelerator Facility, Newport News, Virginia 23606, USA); A. Valerio Lizarraga (Facultad de Ciencias Físico-matemáticas Universidad Autónoma de Sinaloa, Culiacán 80010, Mexico); R. Montoya Soto (Departamento de Física, Universidad de Guanajuato, León 37150, Mexico); A. Canales Ramos (Universidad Nacional Autónoma de Mexico, Mexico City 04510, Mexico), G. Palacios-Serrano, S. Wijethunga, J. T. Yoskowitz (Old Dominion University, Norfolk, Virginia 23529, USA) "''Compact −300kV dc inverted insulator photogun with biased anode and alkali-antimonide photocathode''", Phys. Rev. Accel. Beams '''22''', 113401 (2019), DOI:10.1103/PhysRevAccelBeams.22.113401, https://journals.aps.org/prab/pdf/10.1103/PhysRevAccelBeams.22.113401, [[media:GTS paper published in PRAB 2019.pdf]]<br />
<br />
* Wei Liu and Erdong Wang, "''Monte Carlo modeling of thin GaAs photocathodes,''" J. Appl. Phys. '''126''', 075706 (2019); https://doi.org/10.1063/1.5113804, [[media:modeling thin GaAs photocathodes.pdf]], Wei and Erdong modeled QE data obtained at JLab using the original hydrogen cleaning chamber, SPIRE/Bandwidth Semiconductor samples, MOCVD-grown bulk GaAs wafers with different thickness and dopant density.<br />
<br />
== 2018 ==<br />
* G. Palacios-Serrano, F. Hannon, C. Hernandez-Garcia, M. Poelker, and H. Baumgart, "''Electrostatic design and conditioning of a triple point junction shield for a -200 kV DC high voltage photogun,''" Review of Scientific Instruments '''89''', 104703 (2018), doi: 10.1063/1.5048700, view online:[https://aip.scitation.org/doi/pdf/10.1063/1.5048700?class=pdf text], [[media:COMSOL modeling of 200kV gun.pdf]]<br />
<br />
* K. Aulenbacher, E. Chudakov, D. Gaskell, J. Grames, and K.D. Paschke, "''Precision electron beam polarimetry for next generation nuclear physics experiments''", International Journal of Modern Physics E, '''27''', 7 (2018) 1830004 (57 pages) DOI: 10.1142/S0218301318300047 [https://www.worldscientific.com/doi/abs/10.1142/S0218301318300047 On-Line] [[media:IJMPE_27_7_2018.pdf]]<br />
<br />
* Wei Liu, Yiqiao Chen, Aaron Moy, Matthew Poelker, Marcy Stutzman, and Shukui Zhang, "''Evaluation of GaAsSb/AlGaAs strained superlattice photocathodes,''" AIP Advances '''8''', 075308 (2018); doi: 10.1063/1.5040593, View online: [https://doi.org/10.1063/1.5040593], [[media:GaAsSb_AlGaAs photocathode study.pdf]]<br />
<br />
* Marcy L. Stutzman, Philip A. Adderley, Md. Abdullah A. Mamun, and Matt Poelker, "''Nonevaporable getter coating chambers for extreme high vacuum,''" J. Vac. Sci. Technol. A '''36''', 031603 (2018) [https://avs.scitation.org/doi/full/10.1116/1.5010154],[[media:NEG coating chambers for extreme high vacuum.pdf]]<br />
<br />
== 2017 ==<br />
* M.A. Mamun, M. R. Hernandez-Flores, E. Morales, C. Hernandez-Garcia, and M. Poelker, "''Temperature Dependence of Alkali-Antimonide Photocathodes: Evaluation at Cryogenic Temperatures,''" Phys. Rev. Accel. Beams '''20''', 103403 (2017), [https://journals.aps.org/prab/abstract/10.1103/PhysRevAccelBeams.20.103403], [[media:Temperature dependence CsK2Sb photocathodes.pdf]]<br />
<br />
* C. Hernandez-Garcia, D. Bullard, F. Hannon, Y. Wang and M. Poelker, “''High voltage performance of a dc photoemission electron gun with centrifugal barrel-polished electrodes''”, Rev. Sci. Instrum. '''88''', 093303 (2017), [http://aip.scitation.org/doi/full/10.1063/1.4994794], [[media:Barrel polishing paper.pdf]]<br />
<br />
* C. Hernandez-Garcia, M. Krasilnikov, et al., "''Charge production studies from Cs<sub>2</sub>Te photocathodes in a normal conducting RF gun''", Nuclear Instruments and Methods in Physics Research, A '''871''' (2017) 97–104, [[Media:Carlos' PITZ charge studies article in NIMA August 2017.pdf]]<br />
<br />
* Wei Liu, Matt Poelker, Xincun Peng, Shukui Zhang, and Marcy Stutzman, "''A comprehensive evaluation of factors that influence the spin polarization of electrons emitted from bulk GaAs photocathodes''", J. Appl. Phys., '''122''', 035703 (2017), [http://aip.scitation.org/doi/pdf/10.1063/1.4994306], [[Media:polarization study.pdf]]<br />
<br />
* Yoshitaka Taira, Shukui Zhang, "''Split in phase singularities of an optical vortex by off-axis diffraction through a simple circular aperture''", Opt. Lett. '''42''', 1373 (2017), [https://www.osapublishing.org/ol/abstract.cfm?uri=ol-42-7-1373 Opt. Lett., 42, 1373 (2017)]<br />
<br />
== 2016 ==<br />
* Wei Liu, Yiqiao Chen, Wentao Lu, Aaron Moy, Matt Poelker, Marcy Stutzman, and Shukui Zhang, "''Record-level quantum efficiency from a high polarization strained GaAs/GaAsP superlattice photocathode with distributed Bragg reflector''", Appl. Phys. Lett. '''109''', 252104 (2016), [http://aip.scitation.org/doi/pdf/10.1063/1.4972180], [[media:DBR photocathode.pdf]]<br />
<br />
* Wei Liu, Shukui Zhang, Marcy Stutzman, and Matt Poelker, "''Effects of ion bombardment on bulk GaAs photocathodes with different surface-cleave planes''", Phys. Rev. Accel. Beams '''19''', 103402 (2016), [http://journals.aps.org/prab/pdf/10.1103/PhysRevAccelBeams.19.103402], [[media:ion implantation study.pdf]]<br />
<br />
* D. Abbott, P. Adderley, A. Adeyemi, P. Aguilera, M. Ali, H. Areti, M. Baylac, J. Benesch, G. Bosson, B. Cade, A. Camsonne, L. S. Cardman, J. Clark, P. Cole, S. Covert, C. Cuevas, O. Dadoun, D. Dale, H. Dong, J. Dumas, E. Fanchini, T. Forest, E. Forman, A. Freyberger, E. Froidefond, S. Golge, J. Grames, P. Guèye, J. Hansknecht, P. Harrell, J. Hoskins, C. Hyde, B. Josey, R. Kazimi, Y. Kim, D. Machie, K. Mahoney, R. Mammei, M. Marton, J. McCarter, M. McCaughan, M. McHugh, D. McNulty, K. E. Mesick, T. Michaelides, R. Michaels, B. Moffit, D. Moser, C. Muñoz Camacho, J.-F. Muraz, A. Opper, M. Poelker, J.-S. Réal, L. Richardson, S. Setiniyaz, M. Stutzman, R. Suleiman, C. Tennant, C. Tsai, D. Turner, M. Ungaro, A. Variola, E. Voutier, Y. Wang, and Y. Zhang, "''Production of Highly Polarized Positrons Using Polarized Electrons at MeV Energies''",<br />
** [http://journals.aps.org/prl/pdf/10.1103/PhysRevLett.116.214801 Phys. Rev. Lett., 116, 214801 (2016) ]<br />
** [https://arxiv.org/abs/1606.08877 arXiv:1606.08877 [physics.acc-ph]]<br />
** [[media:PhysRevLett.116.214801.pdf]]<br />
** [http://physics.aps.org/articles/v9/58 APS Focus article on PEPPo]<br />
** [http://www.dailypress.com/news/science/dp-nws-positrons-jeff-lab-20160612-story.html Daily Press article on PEPPo]<br />
<br />
* B. Roberts, F. Hannon, M. M. Ali, E. Forman, J. Grames, R. Kazimi, W. Moore, M. Pablo, M. Poelker, A. Sanchez, and D. Speirs, "''Harmonically resonant cavity as a bunch-length monitor''", Phys. Rev. Accel. Beams '''19''', 052801 (2016), [http://journals.aps.org/prab/abstract/10.1103/PhysRevAccelBeams.19.052801], [[Media:CEBAF harmonically resonant cavity bunchlength monitor.pdf]]<br />
<br />
* C. Hernandez-Garcia, M. Poelker, and J. Hansknecht, "''High Voltage Studies of Inverted-geometry Ceramic Insulators for a 350kV dc Polarized Electron Gun''", IEEE Transactions on Dielectrics and Electrical Insulation, Vol. 23, No. 1; February 2016 [http://ieeexplore.ieee.org/stamp/stamp.jsp?tp=&arnumber=7422586&tag=1], [[Media:High voltage studies in print.pdf]] <br />
<br />
* Md Abdullah A. Mamun, Abdelmageed A. Elmustafa, Carlos Hernandez-Garcia, Russell Mammei, and Matthew Poelker, "''Effect of Sb thickness on the performance of bialkali-antimonide photocathodes''", J. Vac. Sci. Technol. A '''34''' 021509 (2016), [http://scitation.aip.org/content/avs/journal/jvsta/34/2/10.1116/1.4939563], [[Media:alkali-antimonide study - long paper.pdf]]<br />
<br />
== 2015 ==<br />
* M. A. Mamun, C. Hernandez-Garcia, M. Poelker, and A. A. Elmustafa, "''Correlation of CsK<sub>2</sub>Sb photocathode lifetime with antimony thickness''", [http://scitation.aip.org/content/aip/journal/aplmater/3/6/10.1063/1.4922319 APL Materials '''3''', 066103 (2015)], [[Media:CsK<sub>2</sub>Sb using effusion source_short paper.pdf]]<br />
<br />
* Mahzad BastaniNejad, Abdelmageed A. Elmustafa, Eric Forman, Steven Covert, John Hansknecht, Carlos Hernandez-Garcia, Matthew Poelker, Lopa Das, Michael Kelley and Phillip Williams, "''Evaluation of electropolished stainless steel electrodes for use in DC high voltage photoelectron guns''", [http://scitation.aip.org/content/avs/journal/jvsta/33/4/10.1116/1.4920984 J. Vac. Sci. Technol. A '''33''' 041401 (2015)], [[Media:EP electrode study_in print.pdf]]<br />
<br />
* Md Abdullah A. Mamun, Abdelmageed A. Elmustafa, Rhys Taus, Eric Forman and Matthew Poelker, "''TiN coated aluminum electrodes for DC high voltage electron guns''", [http://scitation.aip.org/content/avs/journal/jvsta/33/3/10.1116/1.4916574 J. Vac. Sci. Technol. A '''33''', 031604 (2015)], [[Media:TiN coated aluminum electrodes_in print.pdf]]<br />
<br />
== 2014 ==<br />
<br />
* M. BastaniNejad, A. A. Elmustafa, E. Forman, J. Clark, S. Covert, J. Grames, J. Hansknecht, C. Hernandez-Garcia, M. Poelker, R. Suleiman, "''Improving the Performance of Stainless-Steel DC High Voltage Photoelectron Gun Cathode Electrodes via Gas Conditioning with Helium or Krypton''", [http://www.sciencedirect.com/science/article/pii/S0168900214006755 Nuclear Instruments and Methods in Physics Research A '''762''' 135 (2014)], [[Media:gas conditioning electrodes_in print.pdf]]<br />
<br />
* Md Abdullah A. Mamun, Abdelmageed A. Elmustafa, Marcy L. Stutzman, Philip A. Adderley, and Matthew Poelker, "''Effect of heat treatments and coatings on the outgassing rate of stainless steel chambers''”, [http://scitation.aip.org/docserver/fulltext/avs/journal/jvsta/32/2/1.4853795.pdf?expires=1398869050&id=id&accname=364973&checksum=078C00971BD54EC10DA0536A7E144A73 Journal of Vacuum Science & Technology A '''32''', 021604 (2014)], [[media:outgassing rate paper_in print.pdf]] <br />
<br />
* J. L. McCarter, A. Afanasev, T. J. Gay, J. Hansknecht, A. Kechiantz, M. Poelker, "''Measurement of Electron Beam Polarization from Unstrained GaAs via Two-Photon Photoemission''", [http://www.sciencedirect.com/science/article/pii/S0168900213016185 Nucl. Instr. and Meth. '''A738''', 149 (2014)], [[media:two photon paper_in print.pdf]]<br />
<br />
== 2013 ==<br />
<br />
* THE INTERNATIONAL LINEAR COLLIDER, Technical Design Report | Volume 3.ii: Accelerator Baseline Design, see Chapter 4 [https://arxiv.org/ftp/arxiv/papers/1306/1306.6328.pdf]<br />
<br />
* N. B. Clayburn, J. L. McCarter, J. M. Dreiling, M. Poelker, D. M. Ryan, and T. J. Gay, "''Search for spin-polarized photoemission from GaAs using light with orbital angular momentum''", [http://prb.aps.org/abstract/PRB/v87/i3/e035204 Phys. Rev. B '''87''', 035204 (2013) [8 pages] ] [[media:twisted light paper_in print.pdf]]<br />
<br />
* R. Mammei, R. Suleiman, J. Feingold, P. A. Adderley, J. Clark, S. Covert, J. Grames, J. Hansknecht, D. Machie, M. Poelker, T. Rao, J. Smedley, J. Walsh, J. McCarter, M. Ruiz-Osés,"''Charge Lifetime Measurements at High Average Current Using a K2CsSb Photocathode inside a DC High Voltage Photogun''", [http://journals.aps.org/prstab/pdf/10.1103/PhysRevSTAB.16.033401 Phys. Rev. ST Accel. Beams, '''16''', 033401 (2013)], [[media:CsK2Sb lifetime_in print.pdf]]<br />
<br />
== 2012 ==<br />
<br />
* "''An Engineering Guide To Photoinjectors''", editors Triveni Rao and David H. Dowell. Chapter 8 on polarized electrons by M. Poelker, [https://arxiv.org/ftp/arxiv/papers/1403/1403.7539.pdf], [[media:An Engineering Guide to Photoinjectors.pdf]]<br />
<br />
* B. Roberts, R.R. Mammei, M. Poelker, J.L. McCarter, "''Compact non-invasive electron bunch-length monitor''", [http://prst-ab.aps.org/abstract/PRSTAB/v15/i12/e122802 Phys. Rev. ST Accel. Beams '''15''', 122802 (2012) [7 pages] ], [[media:harmonic resonant cavity_in print.pdf]]<br />
<br />
* M. BastaniNejad, Md. Abdullah Mohamed, A. A. Elmustafa, P. Adderley, J. Clark, S. Covert, J. Hansknecht, C. Hernandez-Garcia, M. Poelker, R. Mammei, K. Surles-Law, and P. Williams, "''Evaluation of niobium as candidate electrode material for dc high voltage photoelectron guns''", [http://prst-ab.aps.org/abstract/PRSTAB/v15/i8/e083502 Phys. Rev. ST Accel. Beams '''15''', 083502 (2012) [11 pages]], [[media:niobium electrodes_in print.pdf]]<br />
<br />
* M. BastaniNejad, Md. Abdullah Mohamed, A. A. Elmustafa, P. Adderley, J. Clark, S. Covert, J. Hansknecht, C. Hernandez-Garcia, M. Poelker, R. Mammei, K. Surles-Law, and P. Williams, "''Erratum: Evaluation of niobium as candidate electrode material for dc high voltage photoelectron guns [Phys. Rev. ST Accel. Beams 15, 083502 (2012)]''", [http://journals.aps.org/prstab/pdf/10.1103/PhysRevSTAB.17.029901 Phys. Rev. ST Accel. Beams '''17''', 029901 (2014) [1 page]], [[media:erratum niobium electrode paper_corrected values for the emission area of field emitters.pdf]] <br />
<br />
* V. Shutthanandan, Z. Zhu, M.L. Stutzman, F.E. Hannon, C. Hernandez-Garcia, M.I. Nandasiri, S.V.N.T. Kuchibhatla, S. Thevuthasan, and W.P. Hess "''Surface science analysis of GaAs photocathodes following sustained electron beam delivery''", [http://journals.aps.org/prstab/abstract/10.1103/PhysRevSTAB.15.063501 Phys. Rev. ST Accel. Beams '''15''', 063501 (2012)]] [[media:analysis of used photocathodes_in print.pdf]]<br />
<br />
== 2011 ==<br />
<br />
* J. Grames, R. Suleiman, P. A. Adderley, J. Clark, J. Hansknecht, D. Machie, M. Poelker, and M. L. Stutzman, "''Charge and fluence lifetime measurements of a DC high voltage GaAs photogun at high average current''", [http://journals.aps.org/prstab/pdf/10.1103/PhysRevSTAB.14.043501 Phys. Rev. ST Accel. Beams '''14''', 043501 (2011)], [[media:high current lifetime_in print.pdf]]<br />
<br />
* Y C Chao, M Drury, C Hovater, A Hutton, G A Krafft, M Poelker, C Reece and M Tiefenback, Chapter 15: "CEBAF Accelerator Achievements" in "New Insights into the Structure of Matter: The First Decade of Science at Jefferson Lab" https://iopscience.iop.org/issue/1742-6596/299/1 [[media:CEBAF Accelerator Achievements.pdf]]<br />
<br />
== 2010 ==<br />
<br />
* P. A. Adderley, J. Clark, J. Grames, J. Hansknecht, K. Surles-Law, D. Machie, M. Poelker, M. L. Stutzman, and R. Suleiman, "''Load-locked dc high voltage GaAs photogun with an inverted-geometry ceramic insulator''", [http://journals.aps.org/prstab/abstract/10.1103/PhysRevSTAB.13.010101 Phys. Rev. ST Accel. Beams '''13''', 010101 (2010)], [[media:invgun_in print.pdf]]<br />
<br />
* J.L. McCarter, M.L.Stutzman, K.W.Trantham, T.G.Anderson, A.M.Cook, and T.J.Gay, "''A low-voltage retarding-field Mott polarimeter for photocathode characterization''", [http://www.sciencedirect.com/science/article/pii/S0168900210003797 Nucl. Instr. and Meth., '''A618''' (2010) 30] [[media:miniMott_in print.pdf]]<br />
<br />
== 2009 ==<br />
<br />
* J. Grames, J. Hansknect, M. Poelker, R. Suleiman, "''Jefferson Lab Injector Development for Next Generation Parity Violation Experiments''", European Journal of Hyperfine Interactions 2009 [[media: pavi09_suleiman.pdf]]<br />
<br />
== 2007 ==<br />
<br />
* M. Poelker, J. Grames, J. Hansknecht, R. Kazimi, J. Musson, "''Generation of Electron Bunches at Low Repetition Rates Using a Beat-Frequency Technique''", [http://journals.aps.org/prstab/pdf/10.1103/PhysRevSTAB.10.053502 Phys. Rev. ST Accel. Beams '''10''', 053502 (2007)] [[media:beat frequency paper_in print.pdf]]<br />
<br />
* M.L. Stutzman, P. Adderley, J. Brittian, J. Clark, J. Grames, J. Hansknecht, G.R. Myneni, M. Poelker, "''Characterization of the CEBAF 100 kV DC GaAs Photoelectron Gun Vacuum System''", [http://www.sciencedirect.com/science/article/pii/S0168900207002689 Nucl. Instr. And Meth. '''A574''', 213 (2007)], [[media:CEBAF vacuum_in print.pdf]]<br />
<br />
* C. K. Sinclair, M. Poelker, P. A. Adderley, B. M. Dunham, J. C. Hansknecht, P. Hartmann, J. S. Price, P. M. Rutt, W. J. Schneider, and M. Steigerwald, "''A High Average Current Polarized Electron Source with Long Cathode Operational Lifetime''", [http://journals.aps.org/prstab/abstract/10.1103/PhysRevSTAB.10.023501 Phys. Rev. ST Accel. Beams '''10''', 023501 (2007)] [[media:CEBAF source paper_in print.pdf]]<br />
<br />
== 2006 ==<br />
<br />
*J. Hansknecht and M. Poelker, "''Synchronous Photoinjection Using a Frequency-Doubled Gain-Switched Fiber-Coupled Seed Laser and ErYb-Doped Fiber Amplifier''", [http://journals.aps.org/prstab/abstract/10.1103/PhysRevSTAB.9.063501 Phys. Rev. ST Accel. Beams '''9''', 063501 (2006)] [[media:gain switched fiber laser MOPA_in print.pdf]]<br />
<br />
== 2005 ==<br />
* M. Baylac, P. Adderley, J. Brittian, J. Clark, T. Day, J. Grames, J. Hansknecht, M. Poelker, M. Stutzman, A.S. Terekhov and A.T. Wu, "''The Effects of Atomic Hydrogen and Deuterium Exposure on High Polarization GaAs Photocathodes''", [http://journals.aps.org/prstab/abstract/10.1103/PhysRevSTAB.8.123501 Phys. Rev. ST Accel. Beams '''8''', 123501 (2005)] [[media:hydrogen cleaning paper_in print.pdf]]<br />
<br />
== 2004 ==<br />
* J. M. Grames, C. K. Sinclair, J. Mitchell, E. Chudakov, H. Fenker, A. Freyberger, D. W. Higinbotham, M. Poelker, M. Steigerwald, M. Tiefenback, C. Cavata, S. Escoffier, F. Marie, T. Pussieux, P. Vernin, S. Danagoulian, V. Dharmawardane, R. Fatemi, K. Joo, M. Zeier, V. Gorbenko, R. Nasseripour, B. Raue, R. Suleiman, and B. Zihlmann, "''Unique electron polarimeter analyzing power comparison and precision spin-based energy measurement''", [http://journals.aps.org/prab/abstract/10.1103/PhysRevSTAB.7.042802 Phys. Rev. ST Accel. Beams '''7''', 042802 – Published 19 April 2004; Erratum Phys. Rev. ST Accel. Beams 13, 069901 (2010)] [[media:PhysRevSTAB.7.042802.pdf]]<br />
<br />
== 2003 ==<br />
<br />
M.L. Stutzman, P. Adderley, M. Poelker, M. Baylac, J. Clark, A. Day, J. Grames, J. Hansknecht, G.R. Myneni, P.M. Rutt, C.K. Sinclair "''A Comparison of Outgassing Measurments for Three Vacuum Chamber Materials''", American Institute of Physcis (2003) 300 - 306 [[media: 2003 Hydrogen in vacuum.pdf]]<br />
<br />
== 2002 ==<br />
<br />
<br />
== 2001 ==<br />
<br />
<br />
== 2000 ==<br />
<br />
<br />
== 1999 ==<br />
<br />
<br />
== 1998 ==<br />
* C. Hovater and M. Poelker, "''Injection Modelocked Ti-Sapphire Laser with Discreetly Variable Pulse Repetition Rates to 1.56 GHz''", [http://www.sciencedirect.com/science/article/pii/S0168900298009310 Nucl. Instr. And Meth. '''A418''', 280 (1998)] [[media:harmonic modelocked ti_sapphire laser_in print.pdf]]<br />
<br />
== 1995 ==<br />
* M. Poelker, "''High Power Gain Switched Diode Laser Master Oscillator and Amplifier''", [http://scitation.aip.org/content/aip/journal/apl/67/19/10.1063/1.114585 Appl. Phys. Lett. 67, 2762 (1995)], [[media:gainswitched diode MOPA_in print.pdf]]</div>Poelkerhttps://wiki.jlab.org/ciswiki/index.php?title=File:Photocathodes_with_90%25_polarization_and_QE_greater_than_1%25_for_DOE_NP_final.pptx&diff=28857File:Photocathodes with 90% polarization and QE greater than 1% for DOE NP final.pptx2022-11-28T14:55:39Z<p>Poelker: </p>
<hr />
<div></div>Poelkerhttps://wiki.jlab.org/ciswiki/index.php?title=CIS_Presentations&diff=28856CIS Presentations2022-11-28T14:55:24Z<p>Poelker: </p>
<hr />
<div>==2022==<br />
; Annual NP Accelerator R&D virtual PI Exchange meeting - November 29, 2022 "Photocathodes with 90% polarization and QE greater than 1% for DOE NP"<br />
* M. Poelker, M. Stutzman, E. Wang, S. Marsillac [[media:Photocathodes with 90% polarization and QE greater than 1% for DOE NP_final.pptx]]<br />
<br />
; Hall B CLAS Collaboration Meeting (30th Anniversary)<br />
* J. Grames, "Ce+BAF : Positron Beams at Jefferson Lab", Jefferson Lab Nov. 1-4, 2022 [[media:221103-CLAS-GRAMES.pptx]]<br />
<br />
; CIS Grad Student Presentations, August 23, 2022<br />
* A. Rahman, "Study of Quantum Efficiency Enhancement in Different Mie-type Nanostructured NEA GaAs Photocathode" [[media:Presentation_Aug23_2022_Azziz.pdf]]<br />
<br />
; CIS Grad Student Presentations, July 26, 2022<br />
* S. Habet, "Concept of a polarized positron source at CEBAF" [[media:220726_Sami_Habet_PhD.pdf]]<br />
<br />
; Summer Science Series, Jefferson Lab, July 12, 2022<br />
* J. Grames, "GaAs Polarized Electron Source: A brief tour" (short version) [[media:2022-SUMMER-PES-Grames.pptx]]<br />
<br />
; GTS beam kick study presented in B-Team meeting, March 8, 2022<br />
* Md. A. Mamun, S.A.K. Wijethunga, R. Suleiman, C. Hernandez-Garcia, B. Bullard, J. R. Delayen, J. Grames, G. A. Krafft, G. Palacios-Serrano, M. Poelker<br />
[[media:2022_03_08_Beam kick study with GTS modified gun_presented at B-Team meeting_Mamun.pdf]]<br />
<br />
; CIS Presentations to David Dean, March 4, 2022<br />
* J. Grames, M. Stutzman, C. Hernandez-Garcia, R. Suleiman [[media:CIS_DavidDean_FINAL.pdf]]<br />
<br />
; FRIB/MSU seminar series (on line), February 11, 2022, [https://frib.msu.edu/science/ase/seminars.html ACCELERATOR PHYSICS AND ENGINEERING SEMINARS]<br />
* Poelker UITF [[media:MSU FRIB UITF presentation.pdf]]<br />
<br />
; UAM-AZC. Mexico City, Mexico (online). March the 10th, 2022. <br />
* G. Palacios. "Insulators and electrode for a 500 kV photoelectron gun with inverted insulator"<br />
<br />
;FRIB/MSU seminar series (online), January 28th, 2022, [https://frib.msu.edu/science/ase/seminars.html ACCELERATOR PHYSICS AND ENGINEERING SEMINARS]<br />
* C. Hernandez-Garcia, "HV technology and its application in accelerators"<br />
<br />
; Jefferson Lab Accelerator Seminar, Jan 13th, 2022:<br />
* R. Suleiman, "EDM Measurement in Small Rings", [[media:EDM_SmallRings_Suleiman_AccSeminar_Jan2022.pdf]]<br />
<br />
==2021==<br />
; IEEE Conference on Electrical Insulation and Dielectric Phenomena (CEIDP) Dec 14th, 2021<br />
* Carlos Hernandez-Garcia1, Gabriel Palacios-Serrano, et al. "Inverted Geometry Ceramic Insulators in High Voltage DC Electron Guns for Accelerators"<br />
<br />
; VCU Colloquium December 3, 2021<br />
* M.L. Stutzman "Photocathodes for Polarized Electron Beams at Jefferson Lab" [[media: Stutzman-VCU-Colloquium.pdf]]<br />
<br />
; Jefferson Lab Accelerator Advisory Committee<br />
* J. Grames (draft v3) [[media:JLAAC-2021-Grames-Positrons-v3.pptx]]<br />
* M.L. Stutzman (final) [[media:JLAAC-2021-Stutzman-CBESSL.pdf]]<br />
<br />
; DOE NP Accelerator R&D and AI-ML PI Exchange Meeting, November 30, 2021<br />
* M.L. Stutzman, "Investigation into chemical beam epitaxy (CBE) for high polarization strained superlattice GaAs/GaAsP photocathodes" [[media:DOE-PI-2021-Stutzman-CBESSL.pdf]]<br />
* M. Poelker and E. Wang<br />
* C.Hernandez-Garcia<br />
* R. Suleiman<br />
<br />
; Polarized Photocathodes for Photoinjectors (P3) Workshop, November 10, 2021<br />
* M.L. Stutzman, "Strained Superlattice GaAs/GaAsP Supplier overview": [[media:StutzmanP3.pdf]]<br />
<br />
; EIC Accelerator Partners Workshop, October 27, 2021<br />
* M.L. Stutzman, C. Hetzel "Interaction Region Synchrotron Radiation and Vacuum (details)" [[media:EIR_IR_Triumf.pdf]]<br />
<br />
; AVS67 - AVS International Symposium October 25-28, 2021.<br />
* M.L. Stutzman, "Jefferson Lab Injector Beamline Upgrade": [[media:AVS2021.pdf]]<br />
<br />
; EIC OPA Review, October 19-21, 2021<br />
* M.L. Stutzman, C. Hetzel "Interaction Region Synchrotron Radiation and Vacuum (overview)" [[media:EIR_IR_OPA.pdf]]<br />
<br />
; SPIN 2021 - 24th International Spin Symposium, Japan, October 18-22, 2021<br />
* R. Suleiman, "EDM in Small Rings": [[media:EDM_SmallRings_Suleiman_Spin2021.pdf]]<br />
<br />
; 2021 LDRD Jamboree<br />
* [https://urldefense.proofpoint.com/v2/url?u=https-3A__primetime.bluejeans.com_a2m_events_playback_6fd77d6f-2Dbeef-2D45bc-2D8a61-2Dd20e000ff7c6&d=DwMCAg&c=CJqEzB1piLOyyvZjb8YUQw&r=0OMOtlswNxL2CZUVOc0o6g&m=ri8x-UeH_Qh4rSZbsVWByjpzevjynK999OFQo7QcMX0&s=1wHEfl-Pcdiq3DchreOC7LPa4Buz77WxJJBIkXpQu74&e= Jamboree video]<br />
<br />
* J. Grames, "LDRD #2104 - A polarized positron source for our future" [[media:Grames_Jamboree_FINAL.pptx|Presentation]]<br />
<br />
; Low carbon steel vacuum studies<br />
* Proposal for a graduate student [[media:low carbon steel vacuum study project.pptx|Slides]]<br />
<br />
; Summer Science Series, Jefferson Lab, July 22, 2021<br />
* M.L. Stutzman "Extreme High Vacuum" [[media:2021-Summer-XHV.pdf]]<br />
<br />
; Summer Science Series, Jefferson Lab, June 17, 2021<br />
* J. Grames, "GaAs Polarized Electron Source: A brief tour" (short version) [[media:2021-SUMMER-PES-Grames.pptx]]<br />
<br />
;USPAS lectures in Spin Dynamics, June 10, 2021<br />
* J. Grames, "GaAs Polarized Electron Source: A brief tour" (long version) [[Media:2021-USPAS-PES-Grames.pptx]]<br />
<br />
; IPAC 2021, May 24th - 28th, 2021. <br />
* Gabriel Palacios-Serrano, Carlos Hernandez-Garcia1, et al."HIGH VOLTAGE DESIGN AND EVALUATION OF WIEN FILTERS FOR THE CEBAF 200 keV INJECTOR UPGRADE*"<br />
<br />
==2020==<br />
; JLAAC talks from Matt, Joe, Marcy and Carlos, October 21-23, 2020<br />
* M. Poelker "UITF Commissioning" [[media:UITF Commissioning_poelker.pptx]]<br />
* M. Stutzman and C. Hernandez-Garcia, "JLab Source Group DOE FOA awards" [[media:Photocathodes and 500 kV gun.pptx]]<br />
* J. Grames, "Positron R&D Update" [[media:Positron R&D at JLab.pptx]]<br />
<br />
; Summer Science Series, Jefferson Lab, June 18, 2020<br />
* J. Grames, "CEBAF Polarized Electron Source" [[media:200616_SummerSeries_Grames_FINAL_750dpi.pptx]]<br />
<br />
;Jefferson Lab Accelerator Physics Seminar, February 20, 2020<br />
*Carlos Hernandez-Garcia "GTS multi-year program results 2016-2019" [[Media:Carlos' GTS gun talk Acc Seminar Feb 20 2020 final.pptx]]<br />
<br />
==2019==<br />
; Jefferson Lab Accererlator Advisory Committee, JLAAC, October 22 - 24, 2019<br />
* Matt Poelker "UITF Update" [[media:JLAAC poelker UITF first draft.pptx]]<br />
<br />
; International Vacuum Congress, Malmo Sweden July 5 2019<br />
* Marcy Stutzman "Vacuum System Design and Modeling for the Jefferson Lab Electron Ion Collider Interaction Region" [[media:IVC-21Stutzman.pptx]] [[media:IVC-21Stutzman.pdf]]<br />
<br />
; Summer Science Series, Jefferson Lab, July30, 2019<br />
* M.L. Stutzman, "Extreme High Vacuum" [[media:190730_XHV.pptx]]<br />
<br />
; Summer Science Series, Jefferson Lab, June27, 2019<br />
* J. Grames, "CEBAF Polarized Electron Source" [[media:190627_SummerSeries_Grames_FINAL.pptx]] (92MB) and smaller [[media:190627_SummerSeries_Grames_FINAL_750dpi.pptx]] (18 MB 750dpi)<br />
<br />
; High Brightness Beam Workshop, Crete, Greece April 8-12 2019<br />
* Carlos' final slides for talk [[Media:Magnetized_eBeam_HBB_2019_final.pptx]]<br />
* Carlos' slides for dry run Invited talk is 25 minutes long including 5 minutes for Q&A [[Media:Magnetized_eBeam_HBB_2019_revised.pptx]]<br />
<br />
; KEK visit to JLab, February 25 2019<br />
* Draft slides for discussion [[media:JLAB-KEK_Grames_Final.pptx]]<br />
* Draft slides for discussion [[media:JLAB-KEK_Grames_v1.pptx]]<br />
* [[Media:Our 400kV gun R&D plan for Joe KEK visit to JLab Feb 25 2019.pptx]]<br />
<br />
; [https://prex.jlab.org/cgi-bin/DocDB/private/DisplayMeeting?conferenceid=8 PREX/CREX Collaborating Meeting, February 15, 2019] (use CUE credentials to login)<br />
* J. Grames slides for meeting [[media:190215_PREX_CREX_Grames.pptx]]<br />
<br />
; Hall A Collaboration Meeting, January 2019<br />
* Slides for Yves Hall A Collaboration meeting [[media:HallA_Collaboration_Meeting_30Jan2019.pptx]]<br />
<br />
==2018==<br />
; EIC Collaboration meeting, October 29- November 1 2018, Jefferson Lab<br />
* M.A. Mamun, "Magnetized Electron Source Development" [[media:2018_CM_EIC_JLab Magnetized Gun_mamun.pdf]]<br />
<br />
; Jefferson Lab Accelerator Advisory Committee Review, October 7-9, 2018, Jefferson Lab<br />
* J. Grames final slides [[media:JLAAC_Grames_FINAL.pptx]]<br />
* M.A. Mamun, "JLEIC Magnetized Beam (LDRD)" [[media:2018_JLAAC mamun.pdf]]<br />
<br />
; Accelerator All Hands Meeting<br />
* M. Poelker draft slides for CIS [[media:Accel All Hands_poelker_CIS_draft.pptx]]<br />
<br />
; Invitation to speak at BNL, August 8, 2018 (flight was cancelled, didn't present at BNL)<br />
* M. Poelker, "The Problems with Photoguns" [[media:problems with photoguns.pptx]], [[media:problems with photoguns version2.pptx]]<br />
<br />
;Summer Science Series, Jefferson Lab, July 31, 2018<br />
* M.L. Stutzman, "Extreme High Vacuum" [[media:Stutzman_SULI_2018.pptx]]<br />
<br />
; Ops Training - July 11, 2018<br />
* J. Grames, "Injector Upgrade Status - SAD 2018: Gun2" [[media:InjectorUpgradeStatus_SAD2018.pptx]]<br />
<br />
; Summer Science Series, Jefferson Lab, July 5, 2018<br />
* J. Grames, "CEBAF Polarized Electron Source" [[media:180705_SummerSeries_Grames_FINAL.pptx]]<br />
<br />
; EVC-15 conference, "Combining NEG pumps and an XHV BNNT Cryopump" Geneva, June 2018<br />
*M.L. Stutzman [[media:EVC-15_Stutzman.pdf]]<br />
<br />
; 200 keV Beam Operations Presentation<br />
* J. Grames [[media:200KV_OPS_v2.pptx]]<br />
<br />
;PREX/CREX Collaboration Meeting February 25-26, 2018<br />
* J. Grames [[media:180226_PREXCREX_Grames_v2.pptx]]<br />
* [https://prex.jlab.org/cgi-bin/DocDB/private/DisplayMeeting?conferenceid=4 Meeting link]<br />
<br />
==2017==<br />
;TRIUMF, invited to present CIS work on inverted insulator photo guns<br />
* Summary TRIUMF visit [[Media:TRIUMF pics.pptx]]<br />
* Carlos [[Media:Carlos JLab Inverted guns talk at TRIUMF Nov 21 2017 final.pptx]]<br />
; EIC Collaboration meeting, October 10-12, 2018, BNL, Long Island, NY<br />
* M.A. Mamun, "Magnetized Electron Source Development" [[media:EIC-CM_BNL_October_10-12_2017_Presentation_Magnetized_Beam_Mamun_Final.pdf]]<br />
<br />
;PREX/CREX Collaboration Meeting Oct 1-2, 2017<br />
* J. Grames [[media:171002_PREXCREX_Grames.pptx]]<br />
* [https://prex.jlab.org/cgi-bin/DocDB/public/DisplayMeeting?conferenceid=2 Meeting link]<br />
<br />
;JLAAC, September 13-15, 2017<br />
* J. Grames, "Milliampere beam studies using high polarization photocathodes" [[media:JLAAC_Grames_final.pptx]]<br />
* Carlos Hernandez-Garcia, "JLAAC 300kV gun version - FINAL" [[Media:JLAAC_Carlos_v5-final.pptx]]<br />
* M.A. Mamun, "JLAAC magnetized beam" [[media:JLAAC_Mamun_v4.pptx]]<br />
* Poelker, "JLAAC Injectors and Sources" [[media:JLAAC_Poelker_final.pptx]] <br />
<br />
;Science and Technology Review, Jefferson Lab, July 24-26, 2017<br />
* R. Suleiman, "Magnetized Electron Source, LDRD" [[media:S&T_Review_July_24-26_2017_Presentation_Magnetized_LDRD_Suleiman.pptx]]<br />
* M. Poelker, "INJECTOR R&D and Upgraded Injector Test Facility" [[media:poelker S&T review, July 24-26, 2017.pptx]]<br />
<br />
;Summer Science Series, Jefferson Lab, July 11, 2017<br />
* J. Grames, "CEBAF Polarized Electron Source" [[media:170711_SummerSeries_Grames.pptx]]<br />
<br />
;Moller Collaboration Meeting April 21-22, 2017<br />
* [https://hallaweb.jlab.org/doc-private/DisplayMeeting?conferenceid=11 Program link (user=moller, pass=)]<br />
* [[media:170421_MOLLER_Poelker.pptx]]<br />
::Design study of beam position monitors for measuring second-order moments of charged particle beams [[media:PhysRevSTAB.15.012801.pdf]]<br />
::Characterization of Beam Position Monitors for Measurement of Second Moment:[[media:PAC95_SJRussell.pdf]]<br />
<br />
;PREX/CREX Collaboration Meeting March 3-4, 2017<br />
*[https://prex.jlab.org/wiki/index.php/Feb2017_Collaboration_Meeting Program link],<br />
*[[media:170303_PREXCREX_Grames_FINAL.pptx]]<br />
<br />
'''Summary of GTS progress in 2016 and early activities in 2017, talk presented at JLEIC R&D weekly meeting, JLab Jan 26 2017'''<br />
*[[Media:GTS update for JLEIC meeting Jan 26 2017.pptx]]<br />
<br />
== 2016 ==<br />
;A story of CEBAF photocathode life(time) [on HV], CEBAF Scheduling Meeting Beam Studies Report 12/14/16<br />
* [[Media:161214_Wed130.pptx]]<br />
<br />
;Moeller Collaboration Meeting, November 11-12, 2016<br />
* [[Media:161111_Moller_v1.pptx]] [[Media:161111_Moller_v2.pptx]]<br />
<br />
;AVS 2016, Nashville, TN, November 6-11 2016<br />
* Marcy Stutzman, "Simulated and Measured Extreme High Vacuum in the Jefferson Lab Polarized Electron Source" [[media:StutzmanAVS2016.pptx]]<br />
<br />
;IVC20, Busan, Korea, 21-26 August 2016<br />
* Marcy Stutzman, "Simulated and Measured Extreme High Vacuum in the Jefferson Lab Polarized Electron Source" [[media:StutzmanIVC20.pdf]]<br />
<br />
;77th IUVSTA Workshop on Surface Processes, Fuefuki, Japan, 17-21 August 2016<br />
* Marcy Stutzman, Gas Dynamics and Vacuum Technology of Cryogenic Vacuum Systems, , "Investigations of cryopumping for Extreme High vacuum systems" [[media:IUVSTA77Stutzman.pdf]]<br />
<br />
;ECT Workshop: Physics beyond the standard model and precision nucleon structure measurements with parity-violating electron scattering, Trento, Italy Aug. 1-5, 2016<br />
* Arne Freyberger, Operations Dept. Accelerator Division "CEBAF Polarized Beam for Parity Violation Experiments in the 12 GeV era", [[media:Freyberger_ECT Parity Violation Workshop_12 GeV CEBAF.pdf]]<br />
<br />
;Summer Science Series, Jefferson Lab, July 22, 2016<br />
* Marcy Stutzman, "Extreme High Vacuum" [[media:Stutzman_SULI_REU_2016.pptx]]<br />
<br />
;Summer Science Series, Jefferson Lab, July 7, 2016<br />
* J. Grames, "CEBAF Polarized Electron Source" [[media:160707_SummerSeries_Grames.pptx]]<br />
<br />
;PREx-II Collaboration Meeting, February 26, 2016<br />
* M. Poelker and J. Grames, "CEBAF Source and Injector Status" [[media:160226_PREx_Grames.pptx]] [[media:160226_PREx_Grames.pdf]]<br />
<br />
== 2015 ==<br />
;JLab/ILC Polarized Electron Source - Nomura Research Institute Visit, 11/13/2015 [[media:JLab_ILC gun_Nomura Research Institute visit.pptx]] <br />
<br />
;Visit to COSY/Juelich to discuss high voltage issues for a possible ring EDM measurement<br />
* M. Poelker, "High Voltage Studies: Can R&D towards building a high voltage gun help the ring EDM effort?" [[media:HV studies summary_talk from COSY Juelich.pptx]]<br />
<br />
'''AVS 2015, 19 October 2015'''<br />
* M.L.Stutzman, "XHV Cryopump Performance and Limitations for the Jefferson Lab Polarized Electron Source" [[media:StutzmanAVS2015.pptx]]<br />
<br />
'''Daresbury International Workshop on Functional Surface Coatings and Treatments for UHV and XHV, 28 Sept 2015'''<br />
* M.L.Stutzman, "DC sputtered NEG coatings for non-uniformly shaped chambers" [[media:XHV_Coatings_Stutzman.pptx]]<br />
<br />
;IPAC poster "Vacuum Characterization and Improvements for the Jefferson Lab Polarized Electron Source"<br />
* M.L. Stutzman, P.A. Adderley, M.Poelker and Md. A. Mamun, [[media:Stutzman_IPAC2015.pptx]]<br />
<br />
;Summer Science Series, Jefferson Lab, July 30, 2015<br />
* M.L. Stutzman, "Extreme High Vacuum: why and how (Summer Series)" [[media:Stutzman_SULI_REU_2015.pptx]]<br />
<br />
;Summer Science Series, Jefferson Lab, July 9, 2015<br />
* J. Grames, "Electrons Sources at Jefferson Lab" [[media:2015_SummerSeries_Grames.pptx]]<br />
<br />
;Center for Accelerator Science Seminar, Old Dominion University, April 2, 2015<br />
* J. Grames, ''Positron Applications, Sources and PEPPo'', [[media:Grames_ODU_150402.pdf]] [[media:Grames_ODU_150402.pptx]]<br />
<br />
;Moeller Collaboration Meeting, January 23, 2015<br />
* M. Poelker, [[Media:moller collab mtg_poelker_1_23_15.pptx]]<br />
<br />
== 2014 ==<br />
;AVS2014, 12November2014 <br />
* M.L.Stutzman, P.Adderley, Md.A.Mamun, A.A.Elmustafa,M.Poelker "Near-XHV pressure characterization for the Jefferson Lab Polarized Electron Source", [[Media:StutzmanAVS2014.pptx]]<br />
<br />
;Summer Science Series, Jefferson Lab, July 29, 2014<br />
* M.L. Stutzman, "Extreme High Vacuum for SULI REU" * [[Media:2014_SummerSeries_XHV_Stutzman.pptx]]<br />
<br />
;Summer Science Series, Jefferson Lab, July 17, 2014<br />
* J. Grames, "Electrons Sources" [[Media:2014_SummerSeries_Grames.pptx]] [[Media:2014_SummerSeries_Grames.pdf]] <br />
<br />
;TRIUMF Accelerator Seminar, June 4, 2014<br />
* R. Suleiman, "Measurement of <sup>16</sup>O(γ,α)<sup>12</sup>C with Bubble Chamber and Bremsstrahlung Beam at Jefferson Lab Injector"<br />
* Abstract: [[media:Abstract_TRIUMF_Seminar.pdf]] [[media:Abstract_TRIUMF_Seminar.docx]]<br />
* Presentation: [[media:TRIUMF_Seminar_Suleiman_June_2014.pdf]] [[media:TRIUMF_Seminar_Suleiman_June_2014.pptx]]<br />
<br />
;American Vacuum Society Mid-Atlantic Meeting, May 15, 2014'''<br />
* M.L. Stutzman, P. Adderley, J. Clark, S. Covert, C. Hernandez-Garcia, J. Grames, J. Hansknecht, M. Poelker, R. Suleiman, "High polarization photocathodes" [[Media:AVS_MA_NIST_May2014_Final.pptx]]<br />
<br />
;Moeller Collaboration Meeting, May 8, 2014<br />
* M. Poelker [[Media:moller collab mtg_poelker_5_8_14.pptx]]<br />
<br />
== 2013 ==<br />
* M. Poelker, "High Current Polarized Electron Source", a workshop at Daresbury related to LHeC, 6.5mA polarized beam at 160pC<br />
Presentation: [[media:LHeC workshop at Daresbury_Poelker_Jan. 22 – 23, 2013.pptx]]<br />
<br />
== 2012 ==<br />
;ILC R&D talk_ 200 kV inverted gun<br />
* M. Poelker [[media:R&D status ILC 200 kV inverted gun.pptx]]<br />
<br />
== 2011 ==<br />
;ILC Representative visit Jan. 5-6, 2011 - Building a Higher Voltage Polarized e-Source:The CEBAF/ILC 200kV Inverted Gun<br />
* M. Poelker presentation: [[media:JLab ILC inverted gun_status.pptx]] <br />
<br />
;TRIUMF Accelerator Seminar, January 19, 2011<br />
* R. Suleiman, "Jefferson Lab Polarized Photogun"<br />
Presentation: [[media:TRIUMF_Seminar_Suleiman_Jan_2011.pdf]] [[media:TRIUMF_Seminar_Suleiman_Jan_2011.pptx]]<br />
<br />
<br />
== 2010 ==<br />
<br />
== 2009 ==<br />
<br />
== 2008 ==<br />
<br />
== 2007 ==<br />
; ILC e-Source Kick OFF meeting, SLAC, September 24-25, 2007<br />
* Presentation, M. Poelker [[media:eSource KOM presentation_ILC inverted gun.pptx]]<br />
<br />
== 2006 ==<br />
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== 2005 == <br />
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== 1995 ==<br />
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== 1994 ==<br />
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== 1993 ==<br />
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== 1992 ==<br />
<br />
== 1991 - 1989 ==<br />
<br />
== Other ==</div>Poelker