You are here

Home

Numakura Tomoharu

Affiliation
Faculty of Pure and Applied Sciences
Official title
Assistant Professor
Birth date
1975-06
Email
 
Phone
0298537473
Research fields
Plasma science
Research keywords
Scaling law
Diagnostics
Plasma Confinement
Research projects
高電位・強径電場シアー形成によるプラズマ閉じ込め改善効果の評価 -- (current)/
高電位・強径電場シアー形成によるプラズマ閉じ込め改善効果の評価　　　　　　　　　2007 -- 2008Japan Society of for the Promotion of Science/若手研究(B)800,000Yen
Academic background
-- 1998-03University of Tsukuba First Cluster of College 自然学類物理学専攻Graduated
-- 2003-03University of Tsukuba Graduate School, Division of Physics 物理学専攻Completed
Degree
Doctor of ScienceUniversity of Tsukuba
Licenses and qualifications
2011-02第一種冷凍機械
Academic societies
-- (current)THE JAPAN SOCIETY OF PLASMA SCIENCE AND NUCLEAR FUSION RESEARCH
Honors & Awards
2004-06核融合エネルギー連合講演会に於ける論文発表による優秀賞
2003-03筑波大学大学院優秀論文表彰
Articles
  • Generation and Measurement of High Intermittent Heat Flux in GAMMA 10/PDX
    Minami Ryutaro; KARIYA Tsuyoshi; IMAI Tsuyoshi; NUMAKURA ...
    Plasma and Fusion Research/14, 2019-02
    CiNii Tsukuba Repository
  • Development of High Power Gyrotrons for Advanced Fusion Devices and DEMO
    Kariya Tsuyoshi; Minami R.; Imai T.; Numakura T.; M. OKAD...
    The 27th IAEA FUSION ENERGY CONFERENCE (FEC-2018), 2018-10
  • Code Development for Calculating Electron Beams in the Cavities of the Future High-Power Gyrotrons
    NUMAKURA Tomoharu; KARIYA Tsuyoshi; MINAMI Ryutaro; OKADA...
    Plasma and Fusion Research/14, 2019
    CiNii Tsukuba Repository
  • Development of over-MW gyrotrons for fusion at 14 GHz to sub-THz frequencies
    假家 強; Tsuyoshi Imai; Ryutaro MInami; K. Sakamoto Y. Od...
    Nuclear Fusion/57, 2017-04
  • Performance Test of Double-Disk Type Output Window of 28/35 GHz Dual-Frequency Gyrotron for CW Operation
    Okada Maki; kariya Tsuyoshi; Imai Tsuyoshi; Minami Ryutar...
    Plasma and Fusion Research/14, 2019-02
    CiNii Tsukuba Repository
  • Development of high power gyrotrons for advanced fusion devices
    Kariya T.; Minami R.; Imai T.; Okada M.; Motoyoshi F.; Nu...
    NUCLEAR FUSION/59(6), 2019-04
  • Synergistic effect of nitrogen and hydrogen seeding gases on plasma detachment in the GAMMA 10/PDX tandem mirror
    Ezumi N.; Iijima T.; Sakamoto M.; Nakashima Y.; Hirata M....
    NUCLEAR FUSION/59(6), 2019-06
  • Impact of additional plasma heating on detached plasma formation in divertor simulation experiments using the GAMMA 10/PDX tandem mirror
    Nakashima Y.; Islam M. S.; Iijima T.; Sakamoto M.; Ezumi ...
    NUCLEAR MATERIALS AND ENERGY/18/pp.216-221, 2019-01
  • Development of over-MW gyrotrons for fusion at 14 GHz to sub-THz frequencies
    Kariya T.; Imai T.; Minami R.; Sakamoto K.; Oda Y.; Ikeda...
    Nuclear Fusion/57, 2017-04
  • Numerical Calculation of the Gyrotron Oscillator in ECH Systems in GAMMA 10 by the use of Parallel Algorithms
    T. Numakura; T. Imai; T. Kariya; R. Minami; H. Nakabayash...
    Transactions of Fusion Science and Technology/63(1T)/pp.295-297, 2013-05
  • Density Fluctuation Measurement for Studying the Effect of Potential and Electric Field Formation in GAMMA 10
    YOSHIKAWA Masayuki; MATSUMOTO Toshiaki; SHIMA Yoriko; MIY...
    Plasma and Fusion Research/2/pp.48-48, 2007-01
    CiNii
  • Characterization and Interpretation of the Quantum Efficiencies of Multilayer Semiconductor Detectors Using a New Theory
    沼倉 友晴
    Journal of Synchrotron Radiation/5/p.877-879, 1998-01
  • Investigations of Electron Behavior in the GAMMA 10 Tandem Mirror on the Basis of X-Ray Analyses Using a Novel Theory on Semiconductor Detector Response
    沼倉 友晴
    Transactions of Fusion Technology/35/p.151-155, 1999-01
  • Effects of Neutrons on Semiconductor X-Ray Detectors Including n-Type Joint European Torus and p-Type GAMMA 10 Tomography Detectors
    沼倉 友晴
    Review of Scientific Instruments/70/p.577-580, 1999-01
  • Newly Developed Matrix-Type Semiconductor Detector for Temporally and Spatially Resolved X-Ray Analyses Ranging Down to a Few Tens eV Using a Single Plasma Shot
    沼倉 友晴
    Review of Scientific Instruments/70/p.633-636, 1999-01
  • Characterization of a Semiconductor Detector and Its Application for Ion Diagnostics Using a Novel Ion Energy Spectrometer
    沼倉 友晴
    Review of Scientific Instruments/70/p.857-860, 1999-01
  • A New Principle in Plasma Electron-Temperature Diagnostics Using a Semiconductor X-ray Detector
    沼倉 友晴
    Plasma Devices and Operations/7/p.85-92, 1999-01
  • Reduction of Radial Loss by Conducting Plates Installed in Anchor Regions of GAMMA 10
    沼倉 友晴
    Chinese Physics Letters/362/p.69-72, 1999-01
  • A diagnostic method for both plasma ion and electron temperatures under simultaneous incidence of charge-exchange particles and x rays into a semiconductor detector array
    沼倉 友晴
    Applied Physics Letters/76(2)/p.146-148, 2000-01
  • Summarized Scaling Laws of Potential Confined Plasmas in the GAMMA 10 Tandem Mirror
    沼倉 友晴
    Transactions of Fusion Technology/39/p.33-40, 2001-01
  • Temporal Evolution of Spatially Resolved Electron Temperatures Using Single-Shot X-ray Data on Both Circular Central-Cell and Elliptical Anchor-Region Plasmas in GAMMA 10
    沼倉 友晴
    Transactions of Fusion Technology/39/p.297-300, 2001-01
  • Characterization of X-ray-Energy Responses of Semiconductor Detectors after Fusion Produced Neutron Exposure
    沼倉 友晴
    Transactions of Fusion Technology/39/p.159-162, 2001-01
  • Development of Novel Ion-Energy Spectrometer Using a Semiconductor Collector Under a Circumstance of Simultaneously Incident Ions and Electrons with X rays
    沼倉 友晴
    Transactions of Fusion Technology/39/p.281-284, 2001-01
  • Investigation of X-ray-Energy Responses of Semiconductor Detectors under Deuterium-Tritium Fusion-Produced Neutron Irradiation
    沼倉 友晴
    Review of Scientific Instruments/72/p.805-808, 2001-01
  • Simultaneous Observations of Temporally and Spatially Resolved Electron Temperatures of Both Circular Central-Cell and Elliptical Anchor-Region Plasmas in GAMMA 10
    沼倉 友晴
    Review of Scientific Instruments/72/p.1193-1196, 2001-01
more...
Conference, etc.
  • GAMMA 10 / PDXセントラル部における ECH印加時の金中性粒子ビームプローブを用いた電場計測
    今野 直斗; 坂本 瑞樹; 江角 直道; 寺門 明紘; 野尻 訓平; 北...
    第36回 プラズマ・核融合学会 年会/2019-11-29--2019-12-02
  • Divertor simulation experiments in GAMMA 10/PDX and present status of GAMMA -PDX-SC project
    Sakamoto M.; Ezumi N; Kariya T.; Yoshikawa Masayuki; Mina...
    7th International Workshop on Plasma Material Interaction Facilities for Fusion Research (PMIF2019)/2019-10-22--2019-10-25
  • MHD stability analysis of the plasmas in a simple mirror with vortex confinement
    沼倉 友晴; 坂本 瑞樹; 江角 直道; 假家 強; 吉川 正志; 南 ...
    第36回プラズマ・核融合学会　年会/2019-11-26--2019-12-2
  • GAMMA 10/PDXセントラル部におけるECHアンテナ系の改良
    八房拓也; 南 龍太郎; 假家強; 沼倉友晴; 今井剛; 北條俊孝; ...
    第36回 プラズマ・核融合学会 年会/2019-11-26--2019-12-2
  • ELM模擬実験に向けたメガワット級ジャイロトロンのECHシステムへの適用
    南 龍太郎; 假家強; 今井剛; 沼倉友晴; 北條俊孝; 本吉郁哉; ...
    第36回 プラズマ・核融合学会 年会/2019-11-26--2019-12-2
  • GAMMA 10/PDX セントラル部における ECH 偏波制御に関する研究
    北條俊孝; 南 龍太郎; 假家強; 沼倉友晴; 今井剛; 本吉郁哉; ...
    第36回 プラズマ・核融合学会 年会/2019-11-26--2019-12-2
  • Present Status of the LHD-ECRH System and Activities of Gyrotron and Transmission-line Improvement
    Shimozuma T.; S. Kubo Y. Yoshimura M. Nishiura H. Igami H...
    US-EU-JPN RF Heating Technology Workshop 2019/2019-09-09--2019-09-12
  • 28/35 GHz 2周波数ジャイロトロンの定常動作に向けた出力窓の性能評価
    本吉 郁哉; 假家 強; 今井剛; 南 龍太郎; 沼倉友晴; 出射浩; ...
    第36回 プラズマ・核融合学会 年会/2019-11-29--2019-12-02
  • 電子サイクロトロン高密度プラズマ加熱連携研究における2周波数(28/35GHz,14/21GHz)ジャイロトロンの開発とECH実験への適用
    假家 強; 今井 剛; 南龍太郎; 沼倉友晴; 本吉郁哉; 出射 浩 ...
    第一壁・周辺プラズマ・ダイバータ理工学合同シンポジウム/2019-09-09--2019-09-10
  • GAMMA PDX-SC project: status and perspectives
    Sakamoto M.; Nakashima Y.; Ezumi Naomichi; Katanuma I.; K...
    12th International Conference on Open Magnetic Systems for Plasma Confinement (OS2018)/2018-08-27--2018-08-31
  • Impact of additional plasma heating on detached plasma formation in divertor simulation experiments using the GAMMA 10/PDX tandem mirror
    Nakashima Y.; Islam M.S.; Iijima T.; Yokodo T.; Sakamoto ...
    23rd International Conference on Plasma Surface Interactions in Controlled Fusion Devices (PSI-23)/2018-06-17--2018-06-22
  • GAMMA 10/PDXセントラル部でのECRH偏波制御に関する実験
    南 龍太郎; 北條俊孝; 假家強; 沼倉友晴; 岡田麻希; 本吉郁哉...
    第35回プラズマ・核融合学会年会/2018-12-03--2018-12-06
  • GAMMA 10/PDXセントラル部におけるECHアンテナ系の改良設計
    南 龍太郎; 八房拓也; 假家強; 沼倉友晴; 岡田麻希; 北條俊孝...
    第35回プラズマ・核融合学会年会/2018-12-03--2018-12-06
  • Generation and Measurement of High Intermittent Heat Flux in GAMMA 10/PDX
    Minami Ryutaro; KARIYA Tsuyoshi; IMAI Tsuyoshi; NUMAKURA ...
    12th International Conference on Open Magnetic Systems for Plasma Confinement (OS2018)/2018-08-27--2018-08-31
  • Loss Electron Diagnostic Systems for Measurements of High Intermittent Heat Flux in GAMMA 10 Tandem Mirror
    Minami Ryutaro; Kariya T.; Imai T.; Numakura T.; Kajino S...
    The 22nd Topical Conference on High-Temperature Plasma Diagnostics (HTPD 2018)/2018-04-15--2018-04-19
  • ガンマ10/PDXのECH実験と高出力ジャイロトロンの計算コードの開発
    沼倉友晴; 假家強; 南龍太郎; 岡田麻希; 北條俊孝; 本吉郁哉;...
    第35回 プラズマ核融合学会 年会/2018-12-03--2018-12-06
  • Code development for the calculations of the electron beams in the cavity of the future high-power gyrotrons
    Numakura Tomoharu; T.Kariya; R.Minami; M.Okada; T.Hojo; F...
    12th International Conference on Open Magnetic Systems for Plasma Confinement (OS2018)/2018-08-27--2018-08-31
  • ミリ波ジャイロトロンの開発と応用
    假家 強; 南龍太郎; 沼倉友晴; 岡田麻希、本吉郁哉、北條俊孝...
    第35回 プラズマ核融合学会 年会/2018-12-03--2018-12-06
  • 28/35 GHz 2周波数ジャイロトロンの性能評価試験とプラズマ加熱に向けたRF伝送試験
    岡田麻希; 假家強; 今井剛; 南龍太郎; 沼倉友晴; 本吉郁哉 姫...
    第35回 プラズマ核融合学会 年会/2018-12-3--2018-12-6
  • DEMO用240 GHzジャイロトロンの試設計
    本吉郁哉; 假家強; 南龍太郎; 今井剛; 沼倉友晴; 岡田麻希; ...
    第35回 プラズマ核融合学会 年会/2018-12-3--2018-12-6
  • Development of High Power Gyrotrons for Advanced Fusion Devices and DEMO
    Kariya Tsuyoshi; Ryutaro Minami; Tsuyoshi Imai; Tomoharu ...
    The 27th IAEA FUSION ENERGY CONFERENCE (FEC-2018)/2018-09-22--2018-09-27
  • Performance Test of 28/35 GHz Dual-Frequency Gyrotron for CW Operation
    Maki Okada; Tsuyoshi Kariya; Tsuyoshi Imai; Ryutaro MInam...
    12th International Conference on Open Magnetic Systems for Plasma Confinement (OS2018)/2018-08-27--2018-08-31
  • 電子サイクロトロン高密度プラズマ加熱連携研究における2周波数(28/35GHz,14/21GHz)ジャイロトロンの開発と
    假家 強; 今井剛; 南　龍太郎; 沼倉友晴; 津村康平 江橋優斗 ...
    平成30年度筑波大学プラズマ研究センタ－シンポジューム, ﾀﾞｲﾊﾞｰﾀ研究開発加速戦略方策検討評価WGﾌｫﾛｰｱｯﾌﾟ会合/2018-08-02--2018-08-03
  • EC加熱電流駆動用ジャイロトロンの開発
    假家 強; 南　龍太郎; 今井剛; 沼倉友晴; 岡田麻希、本吉郁哉...
    第12回核融合エネルギー連合講演会 シンポジウム/2018-06-28--2018-06-29
  • Present status and future in GAMMA 10/PDX Project
    Nakashima N.; Sakamoto M.; Kariya T.; Yoshikawa Masayuki;...
    The 12th Open Magnetic Confinement Systems for Plasma Confinement/2018-08-27--2018-08-31
more...
Teaching
2020-04 -- 2020-08Practical Training in Physics IIUniversity of Tsukuba.
2020-10 -- 2021-02Practical Training in Physics IIUniversity of Tsukuba.
2020-04 -- 2020-08Advanced Research on Plasmas IIIUniversity of Tsukuba.
2020-04 -- 2020-08Seminar on Plasma Physics AUniversity of Tsukuba.
2020-10 -- 2021-02Seminar on Plasma Physics DUniversity of Tsukuba.
2020-04 -- 2020-08Seminar on Plasma Physics CUniversity of Tsukuba.
2020-10 -- 2021-02Collaborative Research in Physics VUniversity of Tsukuba.
2020-04 -- 2020-08Collaborative Research in Physics VUniversity of Tsukuba.
2020-10 -- 2021-02Collaborative Research in Physics IIIUniversity of Tsukuba.
2020-04 -- 2020-08Collaborative Research in Physics IIIUniversity of Tsukuba.
more...

(Last updated: 2020-08-21)