Keyword: multipactoring
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MOPPA020 Multipactor Discharge in eLINAC Accelerator cavity, accelerating-gradient, simulation, TRIUMF 287
 
  • M. Gusarova, I.I. Petrushina
    MEPhI, Moscow, Russia
  • V. Zvyagintsev
    TRIUMF, Canada's National Laboratory for Particle and Nuclear Physics, Vancouver, Canada
 
  This paper concerns numerical simulations and experimental investigation of multipacting discharge in accelerating cavities and feeding waveguide section of eLINAC accelerator. The threshold values of accelerating gradient and input power for discharge may occur in these structures have been obtained experimentally and compared to numerical predictions. Secondary emission influence on discharge behavior were also considered.  
 
WEPPC008 Biperiodic Accelerating Structure with Inner Coupling Cells with an Increased Coupling Coefficient coupling, cavity, simulation, linac 458
 
  • M. Gusarova, I.I. Petrushina, E.A. Savin, N.P. Sobenin, D.B. Tikhonov
    MEPhI, Moscow, Russia
 
  Results on coupling increase research for biperiodic accelerating structure featuring high effective shunt impedance and other electrodynamical characteristics are presented. Accelerating structure for sample facility was designed taking into consideration thermal issues and multipactor discharge immunity.