IMAI Tsuyoshi

Researcher's full information

Articles
  • Major Improvement of Gyrotron Efficiency with Beam Energy Recovery
    K.Sakamoto; M.Tsuneoka; A.Kasugai; T.Imai; T.Kariya; et. al.; ...
    Physical Review Letters/73/p.3532-3535, 1994-01
  • Design of a 5GHz window in lower hybrid RF System
    S.Maebara; Y.Ikeda; M.Seki; T. Imai
    Fusion Engineering and Design/33/p.343, 1995-01
  • Measurement of temperature dependence of dielectric permittivity of sapphire window for high power gyrotron
    K.Takahashi; A.Kasugai; K.Sakamoto; M.Tsuneoka; T.Imai; +今井 剛
    Jpn. J. of Appl. Phys./35/p.4413-4416, 1996-01
  • Stable, single-mode oscillation with high-order volume mode at 1MW, 170GHz gyrotron
    K.Sakamoto; A.Kasugai; K.Takahashi; M.Tsuneoka; T.Imai; et. a...
    J. Physical Soc. of Japan/65/p.1888-1890, 1996-01
  • Development of 170GHz/500KW gyrotron
    K.Sakamoto; A.Kasugai; M.Tsuneoka; K.Takahashi; Yu.Ikeda; ; T. ...
    Int. J. Infrared Millim. Waves/18/p.1637-1654, 1997-01
  • High power 170GHz test of CVD diamond for ECH window
    O.Braz; A.Kasugai; K.Sakamoto; K.Takahashi; T. Imai; et. al.
    Int. J. Infrared Millim. Waves/18/p.1495-1503, 1997-01
  • Experimental Study of High-Power Millimeter Wave Transmission of Sapphire Window for Electron Cyclotron Range of Frequencies System
    Kasugai; K.Takahashi; K.Sakamoto; T.Yamamoto; T. Imai; et. al.
    Jpn. J. Appl. Phys./36/p.2883-2887, 1997-01
  • Development of d. c. power supply for gyrotron with energy recovery system
    M.Tsuneoka; H.Fujita; K.Sakamoto; A.Kasugai; T.Imai; et. al.; ...
    Fusion Engineering and Design/36/p.461-469, 1997-01
  • Development of a power divider in the H plane using posts in a rectangular waveguide for the next generation lower hybrid current drive antenna
    M.Seki; S. Maebara; H. Fukuda; Y. Ikeda; T.Imai; et. al.; +...
    Fusion Engineering and Design/36/p.281-287, 1997-01
  • Development of plasma facing component for LHCD antenna
    S.Maebara; M.Seki; Y.Ikeda; T. Imai; et. al.
    Fusion Engineering and Design/39/p.355, 1998-01
  • Chemical vapor deposition diamond window for high power and long pulse millimeter wave transmission
    Kasugai; K.Sakamoto; K.Takahashi; M.Tsuneoka; T. Imai; et. al.
    Rev. Sci. Instrum/69/p.2160-2165, 1998-01
  • Development of high efficiency and crowbar switch-less d. c. power supply for 1MW CW CPD gyrotron
    M.Tsuneoka; A.Kasugai; Yu.Ikeda; K.Sakamoto; T.Imai; et. al; +...
    Int. J. Electronics/86/p.233-243, 1999-01
  • The JA home team design of the ITER ECRF power supply system
    M. Tsuneoka; T. Imai; E. Bowles
    Fusion Engineering and Design/45/p.197, 1999-01
  • High power 170GHz gyrotron with synthetic diamond window
    K.Sakamoto; A.Kasugai; K.Takahashi; M.Tsuneoka; T.Imai; et. a...
    Rev. Sci. Instrum/70/p.208-212, 1999-01
  • Outgassing of plasma facing antenna front for lower hybrid wave launcher
    S.Maebara; M.Seki; M. Goniche; T.Imai; et al.; +今井 剛
    Fusion Engineering and Design/49/p.269, 2000-01
  • Chemical vapor deposition diamond window as vacuum and tritium confinement barrier for fusion application
    K. Takahashi; K.Sakamoto; A.Kasugai; T.Imai; et. al.; +今井 剛
    Rev. Sci. Instrum/71/p.4139-4143, 2000-01
  • ITER R&D: Auxiliary Systems: Electron Cyclotron Heating and Current Drive System
    T. Imai; N. Kobayashi; et. al.
    Fusion Engineering and Design/55/p.281-289, 2001-01
  • Development and design of an ECRF launching system for ITER
    K. Takahashi; T.Imai; K.Sakamoto; N.Kobayashi; et. al.; +今井 剛
    Fusion Engineering and Design/56-57/p.587-592, 2001-01
  • High-Efficiency Oscillation of 170GHz High-Power Gyrotron at TE31,8 Mode Using Depressed Collector
    H. Shoyama; K. Sakamoto; K.Hayashi; A. Kasugai; T. Imai
    Jpn. J. Appl. Phys./40/p.906-908, 2001-01
  • High power transmission and polarization measurement in High power transmission and polarization measurement in 110GHz transmission line
    K. Takahashi; A. Kasugai; A.Isayama; Y.Ikeda; T.Imai; et. a...
    Fusion Engineering and Design/53/p.511-516, 2001-01
  • 1MW and long pulse operation of Gaussian beam output gyrotron with CVD diamond window for fusion devices
    A.Kasugai; K.Sakamoto; K.Takahashi; K.Kajiwara; T.Imai; et. a...
    Fusion Engineering and Design/53/p.399-406, 2001-01
  • Initial Results of ECRF Operation and Experiments in JT-60U
    Y.Ikeda; A.Kasugai; K.Takahashi; K.Kajiwara; T. Imai; et. al.
    Fusion Engineering and Design/53/p.351, 2001-01
  • Dvelopment of a large volume negative-ion source for ITER neutral beam injector
    K. Watanabe; T. Amemiya; M. Hanada; T. Iga; T. Imai; et. ...
    Review of Scientific Instrum/73/p.1090-1092, 2002-01
  • Recent Progress of the High Power ECRF System on JT-60U
    M. Seki; S. Moriyama; K. Kajiwara; Y. Ikeda; K. Sakamoto...
    J. Plasma Fusion Res. SERIES./5/p.337, 2002-01
  • The 110GHz electron cyclotron range of frequency system on JT-60U Design and Operation
    Y.Ikeda; A.Kasugai; S.Moriyama; K.Kajiwara; T. Imai; et. al.
    Fusion Science and Technology/42/p.435-451, 2002-01
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