KOHAGURA Junko

Researcher's full information

Articles
  • Recovery of x-ray energy responses of neutron irradiated semiconductors
    J. Kohagura; T. Cho; M. Hirata; T. Numakura; R. Minami; H...
    Photon Factory Activity Report 2001/19/p.123, 2002-01
  • High Density Plasma Confinement in the GAMMA 10 Tandem Mirror
    K. Yatsu; T. Cho; H. Higaki; M. Hirata; H. Hojo; M. Ichi...
    Bulletin of the American Physical Society/47(9)/pp.212- KP1 112, 2002-01
  • Potential Formation and Confinement in High Density Plasma on the Tandem Mirror GAMMA 10
    K. Yatsu; T. Cho; H. Higaki; M. Hirata; H. Hojo; M. Ichi...
    Proc. 29th European Physical Society Conference on Plasma Physics and Controlled Fusion/26B/p.P-2.104, 2002-01
  • Extended Consolidation of Scaling Laws of Potentials Covering over the Representative Tandem-Mirror Operations in GAMMA 10
    T. Cho; H. Higaki; M. Hirata; H. Hojo; M. Ichimura; K. I...
    IAEA2002 Extended Synopsis/IAEA-CN-94/p.EX/C1-4Ra, 2002-01
  • Potential Formation and Confinement in High Density Plasma on the GAMMA 10 Tandem Mirror
    K. Yatsu; T. Cho; H. Higaki; M. Hirata; H. Hojo; M. Ichi...
    IAEA2002 Extended Synopsis/IAEA-CN-94/p.EX/P2-09, 2002-01
  • A Novel Method for Simultaneous Observations of Plasma Ion and Electron Temperatures Using a Semiconductor Detector Array
    T. Cho; T. Numakura; J. Kohagura; M. Hirata; R. Minami; H...
    Nuclear Instruments and Methods in Physics Research/A477(1-3)/p.204-209, 2002-01
  • Tomographic Reconstruction of Plasma Electron Temperature Profiles Using Semiconductor Detector Arrays in the Elliptic Transition Region and the Circular Central Cell of the GAMMA 10 Tandem Mirror
    M. Hirata; T. Cho; J. Kohagura; S. Kanke; T. Kondoh; R. ...
    Nuclear Instruments and Methods in Physics Research/A477(1-3)/p.210-214, 2002-01
  • Effects of Nuclear-Fusion Produced Neutrons on Silicon Semiconductor Plasma X-ray Detectors
    J. Kohagura; T. Cho; M. Hirata; T. Numakura; R. Minami; H...
    Nuclear Instruments and Methods in Physics Research/A477(1-3)/p.215-219, 2002-01
  • Observations of temporal and spatial behaviour of plasma in relation to theinterchange stability boundary scaling in GAMMA 10
    R. Minami; T. Cho; J. Kohagura; M. Hirata; T. Numakura; H...
    Plasma Physics and Controlled Fusion/44/p.1363-1375, 2002-01
  • Ion Transport in Real and Velocity Space and Confinement in the GAMMA 10 Tandem Mirror
    K. Ishii; A. Itakura; M. Ichimura; I. Katanuma; E. Kawam...
    Journal of Plasma and Fusion Research/78(11)/p.1239-1250, 2002-01
  • Plasma Confinement in the GAMMA 10 Tandem Mirror
    K. Yatsu; T. Cho; H. Higaki; M. Hirata; H. Hojo; M. Ichi...
    Recent Research Developments in Physics/3/p.257-268, 2002-01
  • Improved GAMMA 10 Tandem Mirror Confinement in High Density Plasma
    K. Yatsu; T. Cho; H. Higaki; M. Hirata; H. Hojo; M. Ichi...
    Nuclear Fusion/43(5)/p.358-361, 2003-05
  • Spatial Profile Measurements of Ion-Confining Potentials Using Novel Position-Sensitive Ion-Energy Spectrometer Arrays
    M. Yoshida; T. Cho; M. Hirata; H. Ito; J. Kohagura; K. Y...
    Nuclear Instruments and Methods in Physics Research Section A/513(1-2)/p.99-102, 2003-11
  • Spatially Resolved Electron Cyclotron Heated Plasmas Using Novel Matrix-Type X-ray Semiconductor-Detector Arrays
    R. Minami; T. Cho; J. Kohagura; M. Hirata; T. Numakura; K...
    Nuclear Instruments and Methods in Physics Research Section A/513(1-2)/p.304-307, 2003-11
  • Deterioration and Recovery Effects in Energy Responses of Semiconductor X-ray Detectors due to Nuclear-Fusion Produced Neutron Irradiation
    J. Kohagura; T. Cho; M. Hirata; T. Numakura; R. Minami; M...
    Nuclear Instruments and Methods in Physics Research Section A/513(1-2)/p.300-303, 2003-11
  • Neutron Fluence Dependence of X-ray Energy Responses for Tomography Detector Arrays
    J. Kohagura; T. Cho; M. Hirata; T. Numakura; R. Minami; H...
    Photon Factory Activity Report 2002/20/p.145, 2003-01
  • Calibration Experiments of 3He Neutron Detectors for Analyzing Neutron Emissivity in the Hot-Ion Mode on the GAMMA 10 Tandem Mirror
    J. Kohagura; T. Cho; M. Hirata; H. Watanabe; R. Minami; T...
    Review of Scientific Instruments/74(3)/p.1757-1760, 2003-01
  • Effects of Fusion Produced Neutrons on Semiconductor Detectors
    J. Kohagura; T. Cho; M. Hirata; T. Numakura; R. Minami; H...
    Transactions of Fusion Science and Technology/43(1T)/p.271-273, 2003-01
  • Summarized Scaling Laws of Plasma Confining Potential Formation and Effects in the GAMMA 10 Tandem Mirror
    T. Cho; H. Higaki; M. Hirata; H. Hojo; M. Ichimura; K. I...
    Transactions of Fusion Science and Technology/43(1T)/p.37-43, 2003-01
  • A Novel Electrostatic Ion-Energy Spectrometer by the Use of a Proposed "Self-Collection" Method for Secondary-Electron Emission from a Metal Collector
    M. Hirata; S. Nagashima; T. Cho; J. Kohagura; M. Yoshida...
    Review of Scientific Instruments/74(3)/p.1913-1916, 2003-01
  • Simultaneous Measurements of Temporally and Spatially Resolved Ion and Electron Temperatures Using a Semiconductor Detector Array in a Single Plasma Discharge
    T. Numakura; T. Cho; R. Minami; J. Kohagura; M. Hirata; Y...
    Review of Scientific Instruments/74(3)/p.2144-2147, 2003-01
  • Observations of Differences in the Spatial-Profile Symmetry of Ion-Confining Potentials in the Cases with and without the Central-Cell Density Increase during an Ion-Plugging Period
    M. Yoshida; T. Cho; M. Hirata; H. Itoh; J. Kohagura; K. ...
    Review of Scientific Instruments/74(3)/p.1909-1912, 2003-01
  • Effects of Thermal-Barrier Potentials on the Central- Cell Electron Energy Confinement
    T. Numakura; T. Cho; J. Kohagura; M. Hirata; R. Minami; K...
    Transacions of Fusion Science and Technology/43(1T)/p.222-224, 2003-01
  • A Novel Electrostatic Ion-Current Absolute-Value Deector under Circumstances with Simultaneous Electron Incidence by the Use of a Proposed "Self-Collection" Method for Secondary Electron Emission
    M. Hirata; S. Nagashima; T. Cho; J. Kohagura; M. Yoshida...
    Transactions of Fusion Science and Technology/43(1T)/p.262-264, 2003-01
  • Analyses of Temporally and Spatially Resolved Plasma Behavior Using X-Ray Data in a Single Plasma Discharge on GAMMA 10
    R. Minami; T. Cho; T. Numakura; J. Kohagura; M. Hirata; H...
    Transactions of Fusion Science and Technology/43(1T)/p.280-282, 2003-01
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