Development of a Tera Hertz Gyrotron as a Radiation Source

  • WATANABE Osamu
    Plasma Research Center, University of Tsukuba, Tsukuba 305-8577, Japan
  • TSUCHIYA Hirotaka
    Research Center for Development of Far-Infrared Region, University of Fukui, Fukui 910-8507, Japan
  • MORI Hideaki
    Research Center for Development of Far-Infrared Region, University of Fukui, Fukui 910-8507, Japan
  • AGUSU La
    Research Center for Development of Far-Infrared Region, University of Fukui, Fukui 910-8507, Japan
  • MITSUDO Seitaro
    Research Center for Development of Far-Infrared Region, University of Fukui, Fukui 910-8507, Japan
  • OGAWA Isamu
    Research Center for Development of Far-Infrared Region, University of Fukui, Fukui 910-8507, Japan
  • SAITO Teruo
    Research Center for Development of Far-Infrared Region, University of Fukui, Fukui 910-8507, Japan
  • IDEHARA Toshitaka
    Research Center for Development of Far-Infrared Region, University of Fukui, Fukui 910-8507, Japan

抄録

The gyrotron FU-VI, which can oscillate in the terahertz region has been developed. Tera-hertz operations with the second harmonic operation have been detected by a hot electron detector after a high-pass filter and/or a band-pass filter. The main magnetic field coil of the FU-VI is a pulse magnet coil protected by ice with alumina powder, and can generate the magnetic field 20 T or higher in the resonant cavity. One of the second harmonic operations has been confirmed experimentally at 1.010 THz due to TE4,12 cavity mode at the magnetic field 19.1 T in the resonator.

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