Author: Dayyani Kelisani, M.
Paper Title Page
TUPAB047 Design of a Low Emittance High Current Photocathode RF Gun for the IPM Linear Accelerator 1431
 
  • M. Dayyani Kelisani, H. Shaker
    CERN, Geneva, Switzerland
  • H. Shaker
    IPM, Tehran, Iran
 
  The IPM accelerator project is developing a 50 MeV linear accelerator as an injector for a terahertz source or an IR FEL. The design specifications require a laser driven photocathode located in one end of a high gradient RF cavity operated at 3 GHz frequency and a solenoid channel for the beam transport. In this work, we report on the RF design of an special photocathode RF gun and its associated focusing channel for the emittance compensation process along the whole injector.  
DOI • reference for this paper ※ https://doi.org/10.18429/JACoW-IPAC2017-TUPAB047  
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THPVA009 Transverse Beam Dynamics of an 8 MeV Electron Linac 4432
 
  • S. Sanaye Hajari, M. Dayyani Kelisani, H. Shaker
    IPM, Tehran, Iran
  • S. Haghtalab
    Shahid Beheshti University, Tehran, Iran
 
  The IPM Electron Linac is an 8 MeV (upgradable to 11 MeV) electron linear accelerator under development at the Institute for Research in Fundamental Science (IPM), Tehran, Iran. The linac is mainly regarded as a research project providing hands-on experience in the accelerator science and technology. However, it could serve as an x-ray source or play the injector role for a larger facility. The linac consists of a thermionic gun followed by a travelling wave buncher joined to two accelerating tubes. The transverse focusing is provided by the solenoid mag-nets over the buncher and the accelerating structures. Using the code ASTRA, the transverse beam dynamics is studied and optimized in order to limit the RF emittance. Particularly, the effect of coupler asymmetry is investigated, a beam dynamics design of the solenoid channel is presented, and the effect of the solenoid misalignment on the beam quality is examined.  
DOI • reference for this paper ※ https://doi.org/10.18429/JACoW-IPAC2017-THPVA009  
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