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https://doi.org/10.18429/JACoW-IPAC2014-MOPRI039
Title Ultra-short Electron Bunch Generation using Energy-chirping Cell Attached RF Electron Gun
Authors
  • K. Sakaue, Y. Koshiba, M. Mizugaki, M. Washio
    Waseda University, Tokyo, Japan
  • R. Kuroda
    AIST, Tsukuba, Ibaraki, Japan
  • T. Takatomi, J. Urakawa
    KEK, Ibaraki, Japan
Abstract We have been developing an Energy-Chirping-Cell attached RF electron gun (ECC-RF-Gun) for generating ultra-short electron bunches. ECC-RF-Gun has extra cell at the end of gun cavity in order to chirp the bunch energy. Such a bunch can be compressed by the velocity difference though the drift space. We have already installed it to our accelerator system and successfully observed a coherent synchrotron/transition radiation at 0.3THz. It is clear that the bunch length was short enough to generate 0.3THz, which corresponds to less than 500fs bunch length was achieved if we assume the gaussian shape. In this conference, the principle of ECC-RF-Gun, the recent results of bunch length measurement and future prospective will be presented.
Funding Work supported by JSPS Grant-in-Aid for Young Scientists (B) 23740203 and Scientific Research (A) 10001690
Paper download MOPRI039.PDF [0.309 MB / 3 pages]
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Conference IPAC2014, Dresden, Germany
Series International Particle Accelerator Conference (5th)
Proceedings Link to full IPAC2014 Proccedings
Session Poster Session, Ribery Area
Date 16-Jun-14   16:00–18:00
Main Classification 03 Particle Sources and Alternative Acceleration Techniques
Sub Classification T02 Electron Sources
Keywords gun, electron, cavity, simulation, radiation
Publisher JACoW Publishing, Geneva, Switzerland
Editors Christine Petit-Jean-Genaz (CERN, Geneva, Switzerland); Gianluigi Arduini (CERN, Geneva, Switzerland); Peter Michel (HZDR, Dresden, Germany); Volker RW Schaa (GSI, Darmstadt, Germany)
ISBN 978-3-95450-132-8
Published July 2014
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