KOHAGURA Junko
- Talks
- 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...
The 19th IAEA Fusion Energy Conference/2002-10-14 - Relations of spatially resolved electron temperatures with magnetohydrodynamic activities and electron cyclotron plasma heatings using novel matrix-type X-ray semiconductor-detector arrays in the GAMMA 10 tandem
R. Minami; T. Cho; J. Kohagura; M. Hirata; T. Numakura; K...
6th International Conference on Position Sensitive Detectors/2002-09-09 - 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...
6th International Conference on Position Sensitive Detectors/2002-09-09 - 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...
14th Topical Conference on High Temperature Plasma Diagnostics/2002-07-08 - 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...
14th Topical Conference on High Temperature Plasma Diagnostics/2002-07-08 - 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. ...
14th Topical Conference on High Temperature Plasma Diagnostics/2002-07-08 - Relation of the Spatial Profile of Ion Confining Potentials with the Improvement in Plasma Confinement Using Novel Ion-Energy Spectrometer Arrays in GAMMA 10
M. Yoshida; T. Cho; M. Hirata; S. Nagashima; H. Ito; J. ...
4th International Conference on Open Magnetic Systems for Plasma Confinement/2002-07-01 - 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...
4th International Conference on Open Magnetic Systems for Plasma Confinement/2002-07-01 - A Novel Electrostatic Ion-Current Absolute-Value Detector 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...
4th International Conference on Open Magnetic Systems for Plasma Confinement/2002-07-01 - Ultra-Short Pulse Refrectometry in the GAMMA 10 Device
A.Itakura; T.Hirai; H.Hojo; J.Kohagura; Y.Shima; S.Tsunoda; M.Y...
4th International Conference on Open Magnetic Systems for Plasma Confinement/2002-07-01 - Effects of Thermal-Barrier Potentials on the Central-Cell Electron Energy Confinement
T. Numakura; T. Cho; J. Kohagura; M. Hirata; R. Minami; K...
4th International Conference on Open Magnetic Systems for Plasma Confinement/2002-07-01 - Recent Results of High Density Experiments in the GAMMA 10 Tandem Mirror
Y. Nakashima; T. Cho; T. Fukasawa; H. Higaki; M. Hirata; ...
4th International Conference on Open Magnetic Systems for Plasma Confinement/2002-07-01 - 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...
4th International Conference on Open Magnetic Systems for Plasma Confinement/2002-07-01 - Review of Experiments on the GAMMA 10 Tandem Mirror
K. Yatsu; T. Cho; H. Higaki; M. Hirata; H. Hojo; M. Ichi...
4th International Conference on Open Magnetic Systems for Plasma Confinement/2002-07-01 - Study of impurity ion radiation intensities using collisional-radiative model in the GAMMA10 plasma
Masayuki YOSHIKAWA; Keiichiro SEDO; Yusuke KUBOTA; Takayu...
13th International Toki Conference on Plasma Physics and Controlled Nuclear Fusion/2003-12-09 - Production of High Density Plasmas with High Harmonic Fast Waves in the GAMMA 10 Tandem Mirror
M.Ichimura; T.Cho; H.Higaki; M.Hirata; H.Hojo; K.Horinouchi; K....
30th IEEE International Conf. on Plasma Science/2003-06-02 - Progress in Potential Formation and Radial-Transport-Barrier Production for Turbulence Suppression and Improved Confinement in GAMMA 10
T. Cho; H. Higaki; M. Hirata; H. Hojo; M. Ichimura; K. I...
21st IAEA Fusion Energy Conference/2006-10-16 - Measurement of a Density Profile Using Microwave
A. Itakura; T. Hirai; H. Hojo; J. Kohagura; Y. Shima; S. ...
6th International Reflectometry Workshop/2003-05-05 - Comparison of the Radially Produced Electric-Field Shear Effects Analyzed from End-Loss Current and Central-Cell Soft X-ray Data
M. Hirata; T. Cho; M. Yoshida; J. Kohagura; T. Numakura; ...
5th International Conference on Open Magnetic Systems for Plasma Confinement/2004-07-05 - A Scaling Law of Plasma Confining Potential Formation with Electron Cyclotron Heating Powers in GAMMA 10
T. Numakura; T. Cho; J. Kohagura; M. Hirata; T. Fukai; M....
5th International Conference on Open Magnetic Systems for Plasma Confinement/2004-07-05 - Recent Progress in the GAMMA 10 Tandem Mirror
T. Cho; H. Higaki; M. Hirata; H. Hojo; M. Ichimura; K. I...
5th International Conference on Open Magnetic Systems for Plasma Confinement/2004-07-05 - Observations of sheared radial electric-field effects on turbulence suppression
M. Yoshida; T. Cho; M. Hirata; S. Tokioka; Y. Miyake; T. ...
15th Topical Conference on High-Temperature Plasma Diagnostics/2004-04-19 - Novel compact electrostatic ion-current detector using a self-collection method for secondary-electron suppression
M. Hirata; S. Tokioka; T. Cho; J. Kohagura; M. Yoshida; Y...
15th Topical Conference on High-Temperature Plasma Diagnostics/2004-04-19 - Measurements of the relaxation of ion anisotropic distribution functions in tandem-mirror plasmas
T. Numakura; T. Cho; J. Kohagura; M. Hirata; T. Fukai; N....
15th Topical Conference on High-Temperature Plasma Diagnostics/2004-04-19 - Study of the Effects of Plasma-Confining Potentials Using End-Loss Analysing Systems
M. Hirata; T. Cho; J. Kohagura; T. Numakura; K. Shimizu; ...
6th International Conference on Open Magnetic Systems for Plasma Confinement/2006-07-17 - more...
- Potential Formation and Confinement in High Density Plasma on the GAMMA 10 Tandem Mirror