SRF gun publications 2022

  • Schaber, J.; Xiang, R.; Teichert, J.; Arnold, A.; Murcek, P.; Zwartek, P.; Ryzhov, A.; Ma, S.; Gatzmaga, S.; Michel, P.; Gaponik, N.; Influence of Surface Cleaning on Quantum Efficiency, Lifetime and Surface Morphology of p-GaN:Cs Photocathodes; Micromachines 2022, 13(6), 849; DOI:10.3390/mi13060849

  • Xiang, R.; Schaber, J.; Review of recent progress on advanced photocathodes for SC RF guns; Micromachines 2022, 13(8), 1241; DOI:10.3390/mi13081241

  • A. Arnold on behalf of the ELBE SRF gun group; Overview of SRF gun developments in Germany (invited talk); FELs of Europe - Topical Workshop on selected problems in FEL physics: from soft X‐rays to THz, 25.-27.04.2022, Dresden, Deutschland

  • A. Arnold on behalf of the ELBE team; Two decades of CW SRF operation at ELBE; e-LINAC Reliability Workshop (ERW), 09.-10.05.2022, Vancouver, Canada (virtual)

  • R. Xiang, A. Arnold, S. Ma, P. Michel, P. Murcek, J. Schaber, J. Teichert, A. Ryzhov, P. Zwartek; Study on QE evolution of Cs2Te photocathodes in ELBE SRF GUN-II (poster and paper), 13th Int. Particle Acc. Conf. (IPAC2022), 12.-17.06.2022, Bangkok, Thailand. DOI:10.18429/JACoW-IPAC2022-THPOPT022
  • R. Xiang; Recent progress on advanced photocathodes for SC RF guns (invited talk); Snowmass Electron Source workshop, 16.-18.02.2022, virtual format, USA
  • Schaber, J.; Xiang, R.; Arnold, A.; Murcek, P.; Zwartek, P.; Ryzhov, A.; Ma, S.; Gatzmaga, S.; Cleaning influence on p-GaN surfaces for photocathodes with negative electron affinity (poster); ECASIA 2022-European Conference on Applications of Surface and Interface Analysis, 30.05.-03.06.2022, Limerick, Irland 
  • R. Xiang; Cs2Te photocathodes for SRF gun-II at ELBE (invited talk); PITZ collaboration meeting (DESY), 06.-07.06.2022, Zeuthen, Germany
  • J.W. Lewellen, C. Adolphsen, R. Coy, L. Ge, F. Ji, M.J. Murphy, L. Xiao (SLAC); A. Arnold, S. Gatzmaga, P. Murcek, R. Xiang (HZDR); Y. Choi, C. Compton, X.-J. Du, D.B. Greene, W. Hartung, S.H. Kim, T. Konomi, S.J. Miller, D.G. Morris, M.S. Patil, J.T. Popielarski,L. Popielarski, K. Saito, T. Xu (FRIB); M.P. Kelly, T.B. Petersen (ANL); Status of the SLAC/MSU SRF Gun Development Project (poster, proceedings); North American Particle Accelerator Conference 2022 (NAPAC'22), 07.-12.08.2022, Albuquerque, New Mexico, USA

  • T. Konomi, W. Hartung, S.H. Kim, S.J. Miller, D.G. Morris, J.T. Popielarski, K. Saito, A. Taylor, T. Xu (FRIB); C. Adolphsen, J.W. Lewellen (SLAC); S. Gatzmaga, P. Murcek, R. Xiang (HZDR) M.P. Kelly, T.B. Petersen (ANL); Design of the Cathode Stalk for the LCLS-II-HE Low Emittance Injector (poster, proceedings); North American Particle Accelerator Conference 2022 (NAPAC'22), 07.-12.08.2022, Albuquerque, New Mexico, USA

  • R. Xiang, J. Schaber, A. Arnold, S. Gatzmaga, G. T. Hallilingaiah, S. Ma, P. Michel , P. Murcek, A. Ryzhov, J. Teichert, P. Zwartek; Study on Cs2Te photocathode degradation in SRF gun-II during user operation (poster presented by colleague); The 31st Linear Accelerator Conference (LINAC2022), 28.08.-02.09.2022, Liverpool, UK

  • R. Xiang on behalf of the ELBE SRF-Gun Group; Study on the degradation process of semiconductor photocathodes in particle accelerators (talk); 35th European Conference on Surface Science (ECOSS2022), 29.08.-02.09.2022, University of Luxembourg, Belval Campus, Luxembourg

  • R. Xiang on behalf of the SRF Gun Group; Operation of Cs2Te in SRF gun for ELBE (invited talk); European Workshop on Photocathodes for Particle Accelerator Applications (EWPAA 2022), 20.-22.09.2022, Milano, Italy
  • Schaber, J.; Xiang, R.; Arnold, A.; Teichert, J.; Ryzhov, A.; Murcek, P.; Zwartek, P.; Ma, S.; Gatzmaga, S.; Resolving surface chemical states of p-GaN:Cs photocathodes by XPS analysis (invited talk); European Workshop on Photocathodes for Particle Accelerator Applications (EWPAA 2022), 20.-22.09.2022, Milano, Italy
  • R. Xiang; A Quarter Wave Resonator based SRF Gun for the LCLS II High Energy project (invited talk); 8th annual meeting of the programme "Matter and Technologies", 26.-27.09.2022, Hamburg, Germany

  • Rong Xiang on behalf of the SRF Gun Group; Long term operation of Cs2Te in SRF-gun for TELBE user facility (invited talk); 66th ICFA Advanced Beam Dynamics Workshop on Energy Recovery Linacs (ERL 2022), 03.-06.10.2022, Ithaca, USA

Ph.D. thesis

  • Ma, S., Transverse Emittance Measurements and Optimization for a Superconducting RF Photon Injector,  Ph.D. thesis of University Hamburg, 2022, 125 pages.

  • Schaber, J., In-depth Surface Studies of p-GaN:Cs Photocathodes by Combining Ex-Situ Analytical Methods with In-Situ X-Ray Photoelectron Spectroscopy, Ph.D. thesis of Dresden University of Technology, submitted in 2022.

  • Hallilingaiah, G. T., Investigation and Development of a Transverse Deflecting Structure: A Beam Separator for ELBE, Ph.D. thesis of University Rostock, submitted in 2022.