Author: Ovchinnikova, L.
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MOPMW023 Optimization of the RF Cavity of a Low-energy Storage Ring for Thomson Scattering X-Ray Source 438
SUPSS090   use link to see paper's listing under its alternate paper code  
 
  • L. Ovchinnikova, V.I. Shvedunov
    SINP MSU, Moscow, Russia
  • A. Ryabov
    IHEP, Moscow Region, Russia
  • V.I. Shvedunov
    LEA MSU, Moscow, Russia
 
  Results of optimization of the RF cavity of a low-energy storage ring for Thomson scattering X-ray source are presented. The geometry of 714 MHz RF cavity was optimized to provide maximum shunt impedance taking into account position of higher order modes (HOMs). The number and position of cooling channels were adjusted to minimize frequency shift due to cavity thermal deformations. The waveguide coupler and frequency tuner were calculated. Special attention was paid to detailed calculations of the HOMs parameter and to study of methods to minimize their influence on the storage ring beam dynamics.  
DOI • reference for this paper ※ DOI:10.18429/JACoW-IPAC2016-MOPMW023  
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THPMB035 A Comparative Study of Low Energy Compact Storage Rings for a Thomson Scattering X-ray Source 3308
 
  • L. Ovchinnikova, V.I. Shvedunov
    SINP MSU, Moscow, Russia
  • E.G. Bessonov, M.V. Gorbunkov
    LPI, Moscow, Russia
  • A.A. Mikhailichenko
    Cornell University (CLASSE), Cornell Laboratory for Accelerator-Based Sciences and Education, Ithaca, New York, USA
  • V.I. Shvedunov
    LEA MSU, Moscow, Russia
 
  A low-energy (<50 MeV) compact storage ring is a basic component of an X-ray source with high average flux based on Thomson scattering. Such ring provides electron bunches with ~1 nC charge and repetition rate up to 100 MHz for interaction with intense laser pulses. Such ring should provide a small (tens of microns rms) beam radius at interaction point, must have large dynamic aperture, sufficient space for allocation of different elements, such as laser resonator, RF cavity, fast beam injection/extraction systems, beam pick-ups and correctors. In this report, we present the results of comparative study of four versions of storage ring with different structure of lattices.  
DOI • reference for this paper ※ DOI:10.18429/JACoW-IPAC2016-THPMB035  
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