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TY - UNPB AU - Lozeev, Y. AU - Gusarova, M. AU - Guzov, M.A. AU - Indiushnii, E.N. AU - Makarov, A.I. AU - Polozov, S.M. ED - Kuzin, Maksim V. ED - Schaa, Volker RW TI - Optimization of the RFQ Electrode Construction for Multipactor Discharge Prevention J2 - presented at RuPAC2021, Alushta, Crimea, 27 September-01 October 2021 CY - Alushta, Crimea T2 - Russian Particle Accelerator Conference T3 - 27 LA - english AB - In this paper the study of an opportunity of multipactor discharge appearance in the four-vane RFQ structure was performed. This structure has several regions with thin gaps that have a risk of multipactor discharges. First region is the area close to frequency tuners and the second one is the bottom part of the electrodes. Further, an optimization of construction was proposed to solve this issue. ER -