Multi-bunch beam generation by photo-cathode rf gun for kek-stf

M. Kuriki*, H. Iijima, S. Hosoda, K. Watanabe, H. Hayano, K. Kawase, G. Isoyama, R. Kato, H. Sugiyama, J. Urakawa, A. Kuramoto, Y. Takahashi, S. Kashiwagi, Kazuyuki Sakaue

*Corresponding author for this work

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Abstract

The purpose of KEK-STF (Superconducting Test Facil- ity) is to establishsuper-conducting accelerator technology for ILC (International Linear Collider). Anotheraim is MEXT Quantum Beam project which is a high brightness X-ray generation by inverselaser Compton scattering. In both projects, high intensity electron beam in multi-bunch andlong macro-pulse is essential. An L-band normal con- ducting RF gun was fabricated byDESY-FNAL-KEK col- laboration and the cavity conditioning was performed since 2010. Thecavity conditioning dramatically reduced the un- wanted dark-current by two orders ofmagnitude and it is 100μA at 40 MV/m gradient typically. In the beam gen- eration testfrom February 2012, 1.0 ms macro pulse was successfully generated in designed beamintensity.

Original languageEnglish
Title of host publicationIPAC 2012 - International Particle Accelerator Conference 2012
Pages1479-1481
Number of pages3
Publication statusPublished - 2012
Externally publishedYes
Event3rd International Particle Accelerator Conference 2012, IPAC 2012 - New Orleans, LA
Duration: 2012 May 202012 May 25

Other

Other3rd International Particle Accelerator Conference 2012, IPAC 2012
CityNew Orleans, LA
Period12/5/2012/5/25

ASJC Scopus subject areas

  • Nuclear and High Energy Physics

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