PPB References and Links

Publications and arXiv postings

2022

• P. Musumeci, C. Boffo, S. S. Bulanov, I. Chaikovska, A. Faus Golfe, S. Gessner, J. Grames, R. Hessami, Y. Ivanyushenkov, A. Lankford, G. Loisch, G. Moortgat-Pick, S. Nagaitsev, S. Riemann, P. Sievers, C. Tenholt, K. Yokoya, Snowmass 2022 White paper - Positron Sources for Future High Energy Physics Colliders https://arxiv.org/pdf/2204.13245 (April 28, 2022)

2021

• J. Arrington, M. Battaglieri, A. Boehnlein, S.A. Bogacz, W.K. Brooks, E. Chudakov, I. Cloet, 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" - https://arxiv.org/abs/2112.00060 (Preprint submitted to Progress in Particle and Nuclear Physics, November 30 2021)

• G. Ha, K.-J. Kim, P. Piot, J.G. Power, Y. Sun, "Bunch Shaping in Electron Linear Accelerators" - https://arxiv.org/abs/2111.00520

• Alberto Bacci, Francesco Broggi, Vittoria Petrillo, Luca Serafini, "Low Emittance Positron Beam Generation: A Comparison Between Photo-production and Electro-Production", https://arxiv.org/abs/2103.13167 (2021)

2020

• A. Accardi et al., "e+@JLab White Paper: An Experimental Program with Positron Beams at Jefferson Lab", https://arxiv.org/abs/2007.15081 (2020)

JLab Positron PhD Theses

• (2010, Old Dominion University) Serkan Golge - Unpolarized SRF CW positron source media:PhD_Golge.pdf
• (2011, Joseph Fourier University) Jonathan Dumas - PEPPo conceptual design media:PhD_Dumas.pdf
• (2016, Hampton University) Adeleke Adeyemi - PEPPo experimental results media:PhD_Adeyemi.pdf
• (TBD, University of Paris) Sami Habet - Polarized Positron Beams for Jefferson Lab

Positron LDRD

• J. Grames, Positrons for Our Future Project ID: 2021-LDRD-LD2104, LDRD Final Project Report (2021)

• J. Grames, LDRD Jamboree Video presentation Slides

Conferences, Workshops, Meetings

2023

• May 7-12, IPAC'23
  • G. Blume et al., "A 5 MeV Compton transmission polarimeter designed for a SRF photogun" media:abstract-1233.pdf
  • J. Grames et al., "Status of Ce+BAF: Polarized Positron Beam Capability at CEBAF 12 GeV" media:abstract-1313.pdf
  • R. Kazimi et al., "Polarized Electron Injector for Positron Capability at CEBAF 12 GeV" media:abstract-1917.pdf
  • A. Sy et al., "Degrader beamline design at the CEBAF injector for machine acceptance studies" media:Amy_Sy-IPAC23.pdf
  • A. Ushakov et al, "Conceptual Design of a High-Power Target for Positron Production at CEBAF" media:abstract-1794.pdf

• May 15-19, LCWS2023 International Workshop on Linear Colliders (Andriy) - https://indico.slac.stanford.edu/event/7467/overview

• March 21-24, International Workshop on CLAS12 Physics and Future Perspectives at JLab (Paris)
  • Alex - 22 GeV/e+ overview
  • Yves - Transport of e+ from LERF to Ce+BAF

• March 8-10, JLAAC Agenda media:JLab_AAC_Agenda_Mar2023.pdf
  • A. Ushakov (15+5) media:JLAAC2023-Ushakov-Ce+BAF_Concept_and_High_Power_Target-v1.pptx
  • S. Habet (15+5) Positron_collection_scheme_for_Ce+BAF

• March 7-8, U. Va. Positron Working Group Meeting, Charlottesville (Joe, Dennis, Sami, Andriy) - https://indico.jlab.org/event/680/

2022

• J. Grames, "Ce+BAF : Positron Beams at Jefferson Lab", Hall B CLAS Collaboration Meeting (30th Anniversary), Jefferson Lab Nov. 1-4, 2022 Slides

• J. Grames, "Spin Polarized Positron Beam Upgrade for Jefferson Lab", Workshop on Polarized Sources Targets and Polarimetry (PSTP22) - Mainz, Germany, Sept 26-29 2022 [1] Abstract Slides

• E. Voutier, "Positron Beams at CEBAF : R&D Status and Perspectives", Hall B CLAS Collaboration Meeting (June 21-24, 2022) media:CLAS-0622.pdf

• Sami Habet et al. "Concept of a Polarized Positron Source for CEBAF", IPAC'22 Thailand Proceedings

• R. Kazimi, The Future of CEBAF, DIS2022: XXIX International Workshop on Deep-Inelastic Scattering (DIS) and Related Subjects", May 2-6, 2022 media:Future_of_CEBAF_R_Kazimi_v21.pptx

• J. Grames, Ce+BAF : Considerations and Prospects for Polarized (and unpolarized) Positron Beams, J-Future Workshop, Jefferson Lab / Messina University, 28-30 March 2022 workshop website link

Snowmass Polarized Positron Sources Workshop, March 1, 2022 [2]

• J. Grames, "Polarized positron source program at JLab" media:Snowmass-Grames-Positron-FINAL.pptx

Snowmass Electron Source Workshop, February 16-18, 2022 [3]

• J. Grames, "Capability and Prospects for Polarized Beams from GaAs DC Photogun" media:Grames_Snowmass2021_FINAL.pptx

2021

• J. Grames, Jefferson Lab Accelerator Advisory Committee presentation Slides, December 3 (2021)

• A. Ushakov, Simulations of Polarized Positron Source at Jefferson Lab, Instrumentation Development for High Energy Physics French-Ukrainian Workshop, IJCLab, October 27-29 (2021)

2020

• APS Division of Nuclear Physics (Oct 29-31)

• Jefferson Lab Accelerator Advisory Committee (Oct 20-23) Slides

• Americas Workshop on Linear Colliders (Oct 19-22)

• J. Grames Production of Polarized Positrons at Jefferson Lab, CFNS Workshop on Beam Polarization and Polarimetry at EIC ([4]), June 26, 2020 Draft media:CNFS_2020_v2.pptx

• J. Grames and M. Poelker, A Positron Source for our Future, FY2021 JLab LDRD Proposal, May 2020, Media:Grames_Poelker_PositronSource_FINAL.pdf media:POSITRON_LDRD_Slide.pptx

• P. Degtiarenko, J. Kowal, J. Musson, S. Philip, M. Tiefenback, K. Welch, Some Practical Considerations for a Positron Source and Positron Beam Operations at CEBAF, edited J. Grames, May 11 2020 media:PositronConsiderations_FINAL.docx

2019

• LCWS 2019 in Sendai, Japan

2018

• E. Voutier and J. Grames on behalf of the Positron Working Group, Physics with Positron Beams at Jefferson Lab 12 GeV, July 2018, Letter of Intent Media:PAC46-LOI.pdf Final Report Media:PAC46_Report_FINAL.pdf
• A. Freyberger "Possibilities for Positron Beams at JLab", Hall B CLAS Collaboration Meeting, July 2018 Media:PositronsCLASCollaboration.pdf

2017

• L. Cardman, The PEPPo method for polarized positrons and PEPPo II International Workshop on Physics with Positrons @ JLab (JPos17), Jefferson Lab, 12-15 September 2017 media:Larry Cardman_The PEPPo method for polarized positrons and PEPPo II.pptx

2016

• J. Grames, Production of Highly Polarized Positrons Using MeV Energy Polarized Electrons, International Spin Physics Symposium (SPIN2016), Urbana-Champaign, 26-30 September 2016, slides media:SPIN_Grames_Final.pptx proceedings media:Spin2016Grames.pdf
• D. Abbott et al., "Production of Highly Polarized Positrons Using Polarized Electrons at MeV Energies" PRL Phys. Rev. Lett., 116, 214801 (2016) APS Focus article on PEPPo Daily Press article on PEPPo

2002

• Linear Collider Worshop 2002 : https://inspirehep.net/conferences/973925

Technical Reports

2023

• S. Habet, A. Ushakov, E. Voutier, Characterization and Optimization of Polarized and Unpolarized Positron Production Positron_production_optimization

2021

• S. Habet, A. Ushakov, E. Voutier, Angular consitency of the polarization transfer of electromagnetic processes PEPPo-TN-21-01

• Y. Roblin, Using CEBAF as a positron machine JLAB-TN-21-043 presented at JPos17, Sep 12-17 (2017)

2020

• S. Habet, Study of collection systems for new generation polarized positron source, Master 2 Internship Report (2020)

• P. Degtiarenko, J. Kowal, J. Musson, S. Philip, M. Tiefenback, K. Welch, (Ed. J. Grames) "Some Practical Considerations for a Positron Source and Positron Beam Operations at CEBAF" JLab Positron Technical Note #001 media:JPTN-001-PositronConsiderations.pdf