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TY - CONF AU - Zhao, S. AU - Huang, S. AU - Liu, K.X. AU - Liu, Y.Q. AU - Ouyang, D.M. ED - Schaa, Volker R.W. ED - Decking, Winfried ED - Sinn, Harald ED - Geloni, Gianluca ED - Schreiber, Siegfried ED - Marx, Michaela TI - Performance Optimization of Low-Emittance DC-SRF Injector Using Cs2Te Photocathode J2 - Proc. of FEL2019, Hamburg, Germany, 26-30 August 2019 CY - Hamburg, Germany T2 - Free Electron Laser Conference T3 - 39 LA - english AB - A low-emittance DC-SRF injector (DC-SRF-II) is under construction at Peking University, in the earlier design of which K2CsSb photocathode was chosen. Recently we changed the cathode to Cs2Te, which is more widely used nowadays, and carried out a detailed performance optimization. In this paper, we present our latest simulation results, which show that an emittance under 0.5 mm-mrad can be achieved at the bunch charge of 100 pC. PB - JACoW Publishing CP - Geneva, Switzerland SP - 463 EP - 465 KW - emittance KW - cavity KW - electron KW - SRF KW - solenoid DA - 2019/11 PY - 2019 SN - "" SN - 978-3-95450-210-3 DO - doi:10.18429/JACoW-FEL2019-WEP057 UR - http://jacow.org/fel2019/papers/wep057.pdf ER -