Author: Xu, M.
Paper Title Page
TUPTS050 Design and Analysis of the Cold Cathode Ion Source for 200 MeV Superconducting Cyclotron 2040
SUSPFO077   use link to see paper's listing under its alternate paper code  
 
  • S.W. Xu
    USTC, Hefei, Anhui, People’s Republic of China
  • L. Calabretta
    INFN/LNS, Catania, Italy
  • G. Chen, M. Xu
    ASIPP, Hefei, People’s Republic of China
  • O. Karamyshev, G.A. Karamysheva, G. Shirkov
    JINR, Dubna, Moscow Region, Russia
 
  SC200 is a superconducting isochronous cyclotron which generates 200 MeV, 400 nA proton beam for particle therapy. The cold-cathode-type Penning ion gauge (PIG) ion source for the internal ion source of SC200 has been selected as an alternative and preliminary designed. In this paper, design of ion source and test bench are demonstrated. Currently, the properties of ion source have been simulated for a variety of electric field distributions and magnetic field strengths. The secondary electron emission in electromagnetic field has been simulated. It provides reference for the optimization design of arc chamber. In addition, the sample of cold-cathode-type ion source has been tested on the test bench and extracted beam intensity has been measured over 200 μA.  
DOI • reference for this paper ※ https://doi.org/10.18429/JACoW-IPAC2019-TUPTS050  
About • paper received ※ 30 April 2019       paper accepted ※ 21 May 2019       issue date ※ 21 June 2019  
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