TY CONF TI Simulation modeling of field processes in collectors of high-power microwave devices with energy recovery KW multistage collector KW recuperation KW ribbon electronic beam KW trajectory analysis KW secondary emission JO International scientific and practical conference AU Hatagov, A.C. AU Kryzhanovskaya, I.V. AU Merzlov, V.S. PY 2024 PB INFRA-M Academic Publishing LLC.