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TY - CONF AU - Bulygin, A.M. AU - Donetskiy, R.V. AU - Shashkov, Ya.V. ED - Schaa, Volker RW ED - He, Yuan ED - Li, Lu ED - Zhao, Ning TI - Higher Order Modes Damping in 9-cell Superconducting Cavity with Grooved Beam Pipe J2 - Proc. of SRF2017, Lanzhou, China, July 17-21, 2017 C1 - Lanzhou, China T2 - International Conference on RF Superconductivity T3 - 18 LA - english AB - This paper is focused on higher order modes (HOM) damping efficiency analysis in 9-cell superconducting cavities with HOM couplers and with grooved beam pipe. Comparison of two methods of HOM damping is presented. In order to increase efficiency of damping of trapped modes the end cells of the structure were modified. PB - JACoW CP - Geneva, Switzerland SP - 502 EP - 505 KW - HOM KW - cavity KW - ion KW - damping KW - quadrupole DA - 2018/01 PY - 2018 SN - 978-3-95450-191-5 DO - 10.18429/JACoW-SRF2017-TUPB052 UR - http://jacow.org/srf2017/papers/tupb052.pdf ER -