View source for CIS Refereed Publications

== 2017 ==
* 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]]

* 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]]

* 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]]

* 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)]

== 2016 ==
* 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]]

* 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]]

* 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''",
** [http://journals.aps.org/prl/pdf/10.1103/PhysRevLett.116.214801 Phys. Rev. Lett., 116, 214801 (2016) ]
** [https://arxiv.org/abs/1606.08877 arXiv:1606.08877 [physics.acc-ph]]
** [[media:PhysRevLett.116.214801.pdf]]
** [http://physics.aps.org/articles/v9/58 APS Focus article on PEPPo]
** [http://www.dailypress.com/news/science/dp-nws-positrons-jeff-lab-20160612-story.html Daily Press article on PEPPo]

* 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]]

* 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]] 

* 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:CsK<sub>2</sub>Sb long paper.pdf]]

== 2015 ==
*  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]]

*  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]]

*  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]]

== 2014 ==

*  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]]

* 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]] 

* 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]]

== 2013 ==

* 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]]

* 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]]

== 2012 ==

* "''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]]

* 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]]

* 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]]

* 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]] 

* 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]]

== 2011 ==

* 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]]

== 2010 ==

* 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]]

* 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]]

== 2007 ==

* 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]]

* 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]]

* 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]]

== 2006 ==

*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]]

== 2005 ==
* 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]]

== 2004 ==
* 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]]

== 1998 ==
* 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]]

== 1995 ==
* 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]]