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Yamamoto, K.

Paper Title Page
TUP11 High current RFQ using laser ion source 315
 
  • M. Okamura, R.A. Jameson, J. Takano, K. Yamamoto
    RIKEN, Saitama
  • R. Becker, A. Schempp
    IAP, Frankfurt-am-Main
  • T. Fujimoto
    AEC, Chiba
  • T. Hattori, N. Hayashizaki
    TIT, Tokyo
  • Y. Iwata, S. Shibuya
    NIRS, Chiba-shi
  • H. Kashiwagi
    JAERI/ARTC, Gunma-ken
 
  A new RFQ was fabricated for very high current heavy ions. The designed target current is 100 mA with cabon 4+ beam. Acceleration test result will be reported at the conference.  
THP18 The Acceleration Test of the APF-IH-LINAC 636
 
  • K. Yamamoto, M. Okamura
    RIKEN, Saitama
  • T. Hattori
    TIT, Tokyo
  • S. Yamada
    NIRS, Chiba-shi
 
  We manufactured an IH linac with Alternating Phase Focusing as a test machine for medical accelerator injection. It will accelerate C4+ ions from 40 keV/u up to 2 MeV/u. The tank length is around 1.5 m, operation frequency is 100 MHz. We have succeeded to accelerate protons with a simple acceleration system, consisting of a PIG ion source, bending magnets and focus lenses, less than 5m long. This IH linac was calculated using a simple thin lens approximation. Now we are making a beam-tracking program using the results of the electro-magnetic simulation soft (Micro-Wave-Studio, OPERA-3D); it has the merit of easily calculating the 3D-beam dynamics including non-linear effects. We will report the test, the beam simulations and comparisons of the test to the simulations.