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TY - CONF AU - Schreiber, S. AU - Lederer, S. AU - Michelato, P. AU - Monaco, L. AU - Sertore, D. ED - Bishofberger, Kip:Carlsten, Bruce (LANL, Los Alamos, NM, USA)[ORCID:0000-0001-5619-907X] ED - Schaa, Volker RW TI - Update on the Lifetime of Cs2Te Photocathodes Operated at FLASH J2 - Proc. of FEL2017, Santa Fe, NM, USA, August 20-25, 2017 C1 - Santa Fe, NM, USA T2 - International Free Electron Laser Conference T3 - 38 LA - english AB - The photoinjector of the free-electron laser facility FLASH at DESY (Hamburg, Germany) uses Cs2Te photocathodes. We report on an update of the lifetime and quantum efficiency of cathodes operated at FLASH during the last years. PB - JACoW CP - Geneva, Switzerland SP - 415 EP - 418 KW - ion KW - cathode KW - laser KW - gun KW - operation DA - 2018/02 PY - 2018 SN - 978-3-95450-179-3 DO - 10.18429/JACoW-FEL2017-WEP003 UR - http://jacow.org/fel2017/papers/wep003.pdf ER -