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Development of Multi-MW gyrotron for Demo-Reactor ECH

Research Project

Project/Area Number 26249141
Research Category

Grant-in-Aid for Scientific Research (A)

Allocation TypeSingle-year Grants
Section一般
Research Field Nuclear fusion studies
Research InstitutionUniversity of Tsukuba

Principal Investigator

IMAI TSUYOSHI  筑波大学, 数理物質系(名誉教授), 名誉教授 (80354637)

Co-Investigator(Kenkyū-buntansha) 假家 強  筑波大学, 数理物質系, 准教授 (30451678)
南 龍太郎  筑波大学, 数理物質系, 准教授 (70370476)
下妻 隆  核融合科学研究所, ヘリカル研究部, 教授 (80270487)
坂本 慶司  国立研究開発法人量子科学技術研究開発機構, 六ヶ所核融合研究所 核融合炉材料研究開発部, 部長(定常) (90343904)
森山 伸一  国立研究開発法人量子科学技術研究開発機構, 那珂核融合研究所 トカマクシステム技術開発部, 次長(定常) (90354654)
Project Period (FY) 2014-04-01 – 2019-03-31
Project Status Completed (Fiscal Year 2019)
Budget Amount *help
¥40,430,000 (Direct Cost: ¥31,100,000、Indirect Cost: ¥9,330,000)
Fiscal Year 2018: ¥4,160,000 (Direct Cost: ¥3,200,000、Indirect Cost: ¥960,000)
Fiscal Year 2017: ¥5,070,000 (Direct Cost: ¥3,900,000、Indirect Cost: ¥1,170,000)
Fiscal Year 2016: ¥9,490,000 (Direct Cost: ¥7,300,000、Indirect Cost: ¥2,190,000)
Fiscal Year 2015: ¥12,220,000 (Direct Cost: ¥9,400,000、Indirect Cost: ¥2,820,000)
Fiscal Year 2014: ¥9,490,000 (Direct Cost: ¥7,300,000、Indirect Cost: ¥2,190,000)
Keywordsジャイロトロン / ECH / 核融合原型炉 / ミリ波帯マイクロ波 / プラズマ加熱 / 円筒型共振器 / モード変換器 / 電子ビーム / 電子ビーム速度分散 / 電子サイクロトロン加熱 / マイクロ波電子管 / 加熱・電流駆動 / 円筒共振器 / エネルギー回収 / 原型炉 / 電子ビーム分散 / 大電力マイクロ波管 / プラズマ加熱・電流駆動 / ミラー / 核融合 / プラズマ / 電子銃 / マルチメガワット / 加熱電流駆動
Outline of Final Research Achievements

Development of Multi-MW gyrotron has been performed for the innovative ECH (Electron Cyclotron Heating ) system of fusion Demo-reactor, aiming the target of 2 MW level power. The output power of 1.65 MW with 65 A currents was achieved, which is almost the target level and the world highest in this frequency range. The experimentally obtained linear performance of output power vs electron beam current indicates the higher power is expected with higher currents by the upgrade of the power supply.

Academic Significance and Societal Importance of the Research Achievements

電子サイクロトロン加熱は究極のエネルギー源、核融合エネルギーの実現のためのキーテクノロジーの一つであり、その心臓部のミリ波帯マイクロ波管ジャイロトロン開発が、その成否を決める重要な研究である。これまで困難とされていたマルチメガワットのジャイロトロンの開発に関して、本研究で得られた構造が単純な円筒型共振器での1.65MW発振、高効率のモード変換器の開発は、核融合実現を大きく近づけるとともに、ジャイロトロンの応用をさらに拡大する成果である。

Report

(6 results)
  • 2019 Final Research Report ( PDF )
  • 2018 Annual Research Report
  • 2017 Annual Research Report
  • 2016 Annual Research Report
  • 2015 Annual Research Report
  • 2014 Annual Research Report
  • Research Products

    (55 results)

All 2020 2019 2018 2017 2016 2015 2014 Other

All Journal Article (16 results) (of which Int'l Joint Research: 6 results,  Peer Reviewed: 15 results,  Open Access: 3 results,  Acknowledgement Compliant: 2 results) Presentation (36 results) (of which Int'l Joint Research: 16 results,  Invited: 3 results) Remarks (3 results)

  • [Journal Article] Electron heating of over-dense plasma with dual-frequency electron cyclotron waves in fully non-inductive plasma ramp-up on the QUEST spherical tokamak2020

    • Author(s)
      H. Idei, T. Onchi, K. Mishra, H. Zushi, T. Kariya, T. Imai, O. Watanabe, R. Ikezoe, K. Hanada, M. Ono, A. Ejiri, J. Qian, K. Nakamura, A. Fujisawa, Y. Nagashima, M. Hasegawa, K. Matsuoka, A. Fukuyama, S. Kubo, M. Yoshikawa, M. Sakamoto, S. Kawasaki, A. Higashijima, S. Ide, Y. Takase and S. Murakami
    • Journal Title

      Nuclear Fusion

      Volume: 60 Issue: 1 Pages: 0160301-13

    • DOI

      10.1088/1741-4326/ab4c12

    • Related Report
      2018 Annual Research Report
    • Peer Reviewed / Int'l Joint Research
  • [Journal Article] Code Development for Calculating Electron Beams in the Cavities of the Future High-Power Gyrotrons2019

    • Author(s)
      Tomoharu NUMAKURA, Tsuyoshi KARIYA, Ryutaro MINAMI, Maki OKADA, Toshitaka HOJO, Fumiya MOTOYOSHI and Tsuyoshi IMAI
    • Journal Title

      Plasma and Fusion Research

      Volume: 14 Issue: 0 Pages: 2405052-2405052

    • DOI

      10.1585/pfr.14.2405052

    • NAID

      130007649942

    • ISSN
      1880-6821
    • Year and Date
      2019-03-19
    • Related Report
      2018 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Performance Test of Double-Disk Type Output Window of 28/35 GHz Dual-Frequency Gyrotron for CW Operation2019

    • Author(s)
      Maki OKADA, Tsuyoshi KARIYA, Tsuyoshi IMAI, Ryutaro MINAMI, Tomoharu NUMAKURA, Yuto EBASHI, Fumiya MOTOYOSHI and Yousuke NAKASHIMA
    • Journal Title

      Plasma and Fusion Research

      Volume: 14 Issue: 0 Pages: 2405043-2405043

    • DOI

      10.1585/pfr.14.2405043

    • NAID

      130007649944

    • ISSN
      1880-6821
    • Year and Date
      2019-02-25
    • Related Report
      2018 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Generation and Measurement of High Intermittent Heat Flux in GAMMA 10/PDX2019

    • Author(s)
      Ryutaro MINAMI, Tsuyoshi KARIYA, Tsuyoshi IMAI, Tomoharu NUMAKURA, Maki OKADA, Toshitaka HOJO, Fumiya MOTOYOSHI, Takuya YABUSA, Nao HIMENO, Yoichi ENDO and Yousuke NAKASHIMA
    • Journal Title

      Plasma and Fusion Research

      Volume: 14 Issue: 0 Pages: 2402034-2402034

    • DOI

      10.1585/pfr.14.2402034

    • NAID

      130007633132

    • ISSN
      1880-6821
    • Year and Date
      2019-02-12
    • Related Report
      2018 Annual Research Report
    • Peer Reviewed
  • [Journal Article] 28-GHz ECHCD system with beam focusing launcher on the QUEST spherical tokamak2019

    • Author(s)
      H. Idei, et al.
    • Journal Title

      Fusion Engineering and Design

      Volume: TBD Pages: 1149-1152

    • DOI

      10.1016/j.fusengdes.2019.02.027

    • Related Report
      2018 Annual Research Report
    • Peer Reviewed / Int'l Joint Research
  • [Journal Article] Development of high power gyrotrons for advanced fusion devices2019

    • Author(s)
      T. Kariya, R. Minami, T. Imai, M. Okada, F. Motoyoshi, T. Numakura, Y. Nakashima, H. Idei, T. Onchi, K. Hanada, T. Shimozuma, Y. Yoshimura, H. Takahashi, S. Kubo, Y. Oda, R. Ikeda, K. Sakamoto, M. Ono, K. Nagasaki, T. Eguchi, Y. Mitsunaka
    • Journal Title

      Nuclear Fusion

      Volume: 59 Issue: 6 Pages: 066009-066009

    • DOI

      10.1088/1741-4326/ab0e2c

    • Related Report
      2018 Annual Research Report
    • Peer Reviewed / Int'l Joint Research
  • [Journal Article] Development of over-MW gyrotrons for fusion at 14 GHz to sub-THz frequencies2017

    • Author(s)
      T. Kariya, T. Imai, R. Minami, K. Sakamoto, Y. Oda, R. Ikeda, T. Shimozuma, S. Kubo, H. Idei, T. Numakura, K. Tsumura, Y. Ebashi, M. Okada, Y. Nakashima, Y. Yoshimura, H. Takahashi, S. Ito, K. Hanada, K. Nagasaki, M. Ono, T. Eguchi, Y. Mitsunaka
    • Journal Title

      Nuclear Fusion

      Volume: 57 Issue: 6 Pages: 066001-066001

    • DOI

      10.1088/1741-4326/aa6875

    • Related Report
      2017 Annual Research Report
    • Peer Reviewed / Open Access / Int'l Joint Research
  • [Journal Article] Fully non-inductive second harmonic electron cyclotron plasma ramp-up in the QUEST spherical tokamak2017

    • Author(s)
      Idei H.、Kariya T.、Imai T.、Mishra K.、Onchi T.、Watanabe O.、Zushi H.、Hanada K.、Qian J.、Ejiri A.、他11名
    • Journal Title

      Nuclear Fusion

      Volume: 57 Issue: 12 Pages: 126045-126045

    • DOI

      10.1088/1741-4326/aa7c20

    • Related Report
      2017 Annual Research Report
    • Peer Reviewed
  • [Journal Article] 核融合炉へ向けた大電力ジャイロトロンの開発2017

    • Author(s)
      假家強,今井剛,南龍太郎,津村康平,江橋優斗,岡田麻希,中嶋洋輔,出射浩,花田和明,下妻隆,久保伸, 小田靖久,池田亮介,坂本慶司,小野雅之
    • Journal Title

      プラズマ・核融合学会誌

      Volume: 93 Pages: 146-149

    • Related Report
      2017 Annual Research Report
  • [Journal Article] Measurement of effect of electron cyclotron heating in a tandem mirror plasma using a semiconductor detector array and an electrostatic energy analyzer2016

    • Author(s)
      R. Minami, T. Imai, T. Kariya, T. Numakura, M. Uehara, K. Tsumura, Y. Ebashi, S. Kajino, Y. Endo, and Y. Nakashima
    • Journal Title

      Review of Scientific Instruments

      Volume: 87 Issue: 11

    • DOI

      10.1063/1.4959574

    • NAID

      120007135228

    • Related Report
      2016 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Development of new mirror antenna for generation of high intermittent heat flux in GAMMA 10 tandem mirror2016

    • Author(s)
      R. Minami, T. Imai, T. Kariya, T. Numakura, K. Tsumura, Y. Ebashi, S. Kajino, Y. Endo and Y. Nakashima
    • Journal Title

      AIP Conf. Proc.

      Volume: 1771 Pages: 030003-030003

    • DOI

      10.1063/1.4964159

    • Related Report
      2016 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Development of 28/35GHz dual-frequency gyrotron for ECH study2016

    • Author(s)
      T.Kariya, T.Imai, R.Minami, K.Tsumura, Y.Ebashi, H.Idei, K.Hanada, M.Ono, K.Komurasaki, T.Numakura, Y.Endo, Y.Nakashima
    • Journal Title

      AIP Conf. Proc.

      Volume: 1771 Pages: 030020-030020

    • DOI

      10.1063/1.4964176

    • Related Report
      2016 Annual Research Report
    • Peer Reviewed / Int'l Joint Research / Acknowledgement Compliant
  • [Journal Article] Code development for the calculations of time-dependent multimode oscillations in the cavity of the future high-power gyrotrons2016

    • Author(s)
      T. Numakura, T. Imai, T. Kariya, R. Minami, K. Tsumura, Y. Ebashi and S. Kajino
    • Journal Title

      AIP Conf. Proc.

      Volume: 1771 Pages: 030023-030023

    • DOI

      10.1063/1.4964179

    • Related Report
      2016 Annual Research Report
    • Peer Reviewed / Acknowledgement Compliant
  • [Journal Article] Development of gyrotrons for fusion with power exceeding 1 MW over at wide frequency range2015

    • Author(s)
      T. Kariya, T. Imai, R. Minami, T. Numakura, T. Eguchi, T. Kato, Y. Endo, M. Ichimura, T. Shimozuma, S. Kubo, H. Takahashi, Y. Yoshimura, H. Igami, S. Ito, T. Mutoh, K. Sakamoto, H. Idei, H. Zushi, K. Nagasaki, F. Sano, M. Ono, Y. Mitsunaka
    • Journal Title

      Nuclear Fusion

      Volume: 55 Issue: 9 Pages: 093009-093009

    • DOI

      10.1088/0029-5515/55/9/093009

    • Related Report
      2015 Annual Research Report
    • Peer Reviewed / Open Access / Int'l Joint Research
  • [Journal Article] Development of 28 GHz Gyrotron for Cooperative ECH Study2015

    • Author(s)
      Tsuyoshi Kariya, Ryutaro Minami, Tsuyoshi Imai, Tadahiro Kato, Hiroshi Idei, Kazuaki Hanada, Hideki Zhushi, Tomoharu Numakura, Yoichi Endo, Makoto Ichimura
    • Journal Title

      Fusion Science and Technology

      Volume: 68 Issue: 1 Pages: 147-151

    • DOI

      10.13182/fst14-848

    • Related Report
      2015 Annual Research Report
    • Peer Reviewed / Open Access
  • [Journal Article] Design of Mirror Antenna and MW Gyrotron for Control of High Intermittent Heat Flux in GAMMA 10 Tandem Mirror2015

    • Author(s)
      R. Minami, T. Imai, T. Kariya, T. Numakura, T. Kato, M. Uehara, R. Goto, K. Tsumura, Y. Endo and M. Ichimura
    • Journal Title

      Fusion Science and Technology

      Volume: 68 Issue: 1 Pages: 142-146

    • DOI

      10.13182/fst14-869

    • Related Report
      2015 Annual Research Report
    • Peer Reviewed
  • [Presentation] 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2019

    • Author(s)
      本吉郁哉、假家強、今井剛、南龍太郎、沼倉友晴、出射浩、恩地拓己、坂本瑞樹
    • Organizer
      第36回 プラズマ・核融合学会 年会
    • Related Report
      2018 Annual Research Report
  • [Presentation] 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2019

    • Author(s)
      南龍太郎, 假家強, 今井剛, 沼倉友晴, 北條俊孝, 本吉郁哉, 八房拓也, 北爪裕生, 木保孝則, 小島瑶平, 遠藤洋一, 坂本瑞樹
    • Organizer
      第36回 プラズマ・核融合学会 年会
    • Related Report
      2018 Annual Research Report
  • [Presentation] Development of High Power Gyrotrons for Advanced Fusion Devices and DEMO2018

    • Author(s)
      T. KARIYA, R. MINAMI, T. IMAI, T. NUMAKURA, M. OKADA, Y. ENDO, Y. NAKASHIMA, H. IDEI, T. ONCHI, K. HANADA, T. SHIMOZUMA, Y. YOSHIMURA, H. TAKAHASHI, H. IGAMI, T. TSUJIMURA, S. ITO, S. KOBAYASHI, S. KUBO, K. SAKAMOTO, Y. ODA, R. IKEDA, K. KAJIWARA, K. TAKAHASHI, T. KOBAYASHI, S. MORIYAMA, M. ONO, K. NAGASAKI, etc.
    • Organizer
      The 27th IAEA FUSION ENERGY CONFERENCE
    • Related Report
      2018 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Performance Test of Double-Disk Type Output Window of 28/35 GHz Dual-Frequency Gyrotron for CW Operation2018

    • Author(s)
      Maki OKADA, Tsuyoshi KARIYA, Tsuyoshi IMAI, Ryutaro MINAMI, Tomoharu NUMAKURA, Yuto EBASHI, Fumiya MOTOYOSHI and Yousuke NAKASHIMA
    • Organizer
      The 12th International Conference on Open Magnetic Systems for Plasma Confinement (OS2018)
    • Related Report
      2018 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Code Development for Calculating Electron Beams in the Cavities of the Future High-Power Gyrotrons2018

    • Author(s)
      Tomoharu NUMAKURA, Tsuyoshi KARIYA, Ryutaro MINAMI, Maki OKADA, Toshitaka HOJO, Fumiya MOTOYOSHI and Tsuyoshi IMAI
    • Organizer
      The 12th International Conference on Open Magnetic Systems for Plasma Confinement (OS2018)
    • Related Report
      2018 Annual Research Report
    • Int'l Joint Research / Invited
  • [Presentation] Generation and Measurement of High Intermittent Heat Flux in GAMMA 10/PDX2018

    • Author(s)
      Ryutaro MINAMI, Tsuyoshi KARIYA, Tsuyoshi IMAI, Tomoharu NUMAKURA, Maki OKADA, Toshitaka HOJO, Fumiya MOTOYOSHI, Takuya YABUSA, Nao HIMENO, Yoichi ENDO and Yousuke NAKASHIMA
    • Organizer
      The 12th International Conference on Open Magnetic Systems for Plasma Confinement (OS2018)
    • Related Report
      2018 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Loss Electron Diagnostic Systems for Measurements of High Intermittent Heat Flux in GAMMA 10 Tandem Mirror2018

    • Author(s)
      R. Minami, T. Kariya, T. Imai, T. Numakura, S. Kajino, M. Okada, T. Hojo, F. Motoyoshi, Y. Endo and Y. Nakashima
    • Organizer
      22nd Topical Conference on High-Temperature Plasma Diagnostics (HTPD 2018)
    • Related Report
      2018 Annual Research Report
    • Int'l Joint Research
  • [Presentation] EC加熱電流駆動用ジャイロトロンの開発2018

    • Author(s)
      假家 強
    • Organizer
      第12回核融合エネルギー連合講演会
    • Related Report
      2018 Annual Research Report
  • [Presentation] ミリ波ジャイロトロン開発と応用2018

    • Author(s)
      假家 強
    • Organizer
      第35回プラズマ核融合学会年会
    • Related Report
      2018 Annual Research Report
  • [Presentation] 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2018

    • Author(s)
      岡田麻希,假家強,今井剛,南龍太郎,沼倉友晴,本吉郁哉,姫野奈緒,中嶋洋輔
    • Organizer
      第35回プラズマ核融合学会年会
    • Related Report
      2018 Annual Research Report
  • [Presentation] Fully Non-inductive Plasma Current Start-up by Focused Millimeter-Wave Beam in QUEST2017

    • Author(s)
      H. Idei, T. Kariya,, T. Onchi, K. Hanada , T. Imai , A. Ejiri, T.I. Tsujimura , S. Kubo , O. Watanabe, H. Ohwada, K. Yamazaki, K. Nakamura, A. Fujisawa, Y. Nagashima, M. Hasegawa , A. Higashijima, T. Nagata, S. Kawasaki, H. Zushi, Y. Takase, A. Fukuyama
    • Organizer
      the 22nd Topical Conference on Radiofrequency Power in Plasmas.
    • Related Report
      2017 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Code Development for the Calculation of Time-dependent Multimode Oscillations in the Cavity of the Future High-Power Gyrotrons2017

    • Author(s)
      T. Numakura, T. Kariya, R. Minami, Y. Ebashi, S. Kajino, M. Okada, T. Imai
    • Organizer
      2017 US-EU-JPN RF Heating Technology Workshop and the US-JPN RF Physics Workshop
    • Related Report
      2017 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Experimental Study on Generation of High Intermittent Heat Flux by ECH Modulation in GAMMA 10 Tandem Mirror2017

    • Author(s)
      R. Minami, T. Kariya, T. Numakura, Y. Ebashi, S. Kajino, M. Okada, Y. Endo, T. Imai, Y. Nakashima
    • Organizer
      6th International Workshop on Plasma Material Interaction Facilities for Fusion Research (PMIF2017)
    • Related Report
      2017 Annual Research Report
    • Int'l Joint Research
  • [Presentation] 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2017

    • Author(s)
      假家強, 今井剛, 南龍太郎, 沼倉友晴, 津村康平, 江橋優斗, 梶野悟史, 下妻隆, 久保伸, 吉村泰夫, 高橋裕巳, 伊神弘恵, 出射浩, 花田和明, 長崎百伸, 斉藤輝雄, 立松芳典, 山口裕資
    • Organizer
      平成29年度筑波大学プラズマ研究センタ-シンポジューム, 核融合エネルギーフォーラムITER・BA技術推進委員会, ダイバータ研究開発加速戦略方策検討評価WGフォローアップ会合
    • Related Report
      2017 Annual Research Report
  • [Presentation] Status of Collaborative Research of Gyrotron Developments at University of Tsukuba2017

    • Author(s)
      T. Kariya, R. Minami, T. Imai, T. Numakura, Y. Ebashi, T. Shimozuma, S. Kubo, K. Sakamoto, H. Idei, K. Hanada, T. Eguchi, Y. Mitsunaka, Y. Nakashima
    • Organizer
      Plasma Conference 2017
    • Related Report
      2017 Annual Research Report
  • [Presentation] The Performance Test of 28/35 GHz Dual Frequency-Gyrotron Output Window for CW Operation2017

    • Author(s)
      M. Okada, T. Kariya, T. Imai, R. Minami, T. Numakura, Y. Endo, F. Motoyoshi, Y. Nakashima
    • Organizer
      Plasma Conference 2017
    • Related Report
      2017 Annual Research Report
  • [Presentation] Code Development for the Mode Competition in the Cavity of Future High-Power Gyrotrons2017

    • Author(s)
      T. Numakura, T. Kariya, R. Minami, Y. Ebashi, S. Kajino, M. Okada, T. Hojo, F. Motoyoshi, T. Imai, Y. Nakashima
    • Organizer
      Plasma Conference 2017
    • Related Report
      2017 Annual Research Report
  • [Presentation] 核融合プラズマ加熱用ジャイロトロン開発研究の進展 ー筑波大学に於ける研究を中心にー2017

    • Author(s)
      今井 剛
    • Organizer
      「GHz~THz帯における高電力発振源の開発と応用」研究会
    • Place of Presentation
      核融合科学研究所(岐阜県土岐市)
    • Related Report
      2016 Annual Research Report
    • Invited
  • [Presentation] 高出力発振ジャイロトロンのための計算コード開発2016

    • Author(s)
      沼倉友晴,今井 剛,假家 強,南龍太郎,津村康平,江橋優斗,梶野悟史,岡田麻希,中嶋洋輔
    • Organizer
      第33回 プラズマ・核融合学会 年会
    • Place of Presentation
      東北大学青葉山キャンパス(宮城県仙台市)
    • Year and Date
      2016-11-29
    • Related Report
      2016 Annual Research Report
  • [Presentation] 核融合炉へ向けた大電力ジャイロトロンの開発研究2016

    • Author(s)
      假家 強
    • Organizer
      第33回 プラズマ・核融合学会 年会
    • Place of Presentation
      東北大学青葉山キャンパス(宮城県仙台市)
    • Year and Date
      2016-11-29
    • Related Report
      2016 Annual Research Report
    • Invited
  • [Presentation] Development of Over MW Gyrotrons for Fusion at Frequencies from 14 GHz to Sub-terahertz2016

    • Author(s)
      T. Kariya, T. Imai, R. Minami, T. Numakura, K. Tsumura, Y. Ebashi, Y. Endo, R. Ikezoe, Y. Nakashima, K. Sakamoto, Y. Oda, R. Ikeda, K. Takahashi, T. Kobayashi, S. Moriyama, T. Shimozuma, S. Kubo, Y. Yoshimura, H. Takahashi, H. Igami, T. Mutoh, H. Idei, K. Hanada, K. Nagasaki, M. Ono, T. Eguchi, Y. Mitunaka, et.,al.
    • Organizer
      IAEA-FEC2016
    • Place of Presentation
      Kyoto International Conference Center,Kyoto, Japan
    • Year and Date
      2016-10-17
    • Related Report
      2016 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Non-inductive Electron Cyclotron Heating and Current Drive with Dual Frequency (8.2 /28 GHz) Waves in QUEST2016

    • Author(s)
      H. Idei, T. Onchi, T. Kariya, K. Hanada, T. Imai, A. Ejiri, H. Togashi, T.I. Tsujimura, S. Kubo, O. Watanabe, K. Mishra, K. Nakamura, A. Fujisawa, Y. Nagashima, M. Hasegawa, S. Kawasaki, A. Higashijima, T. Nagata, H. Zushi, Y. Takase and A. Fukuyama
    • Organizer
      IAEA-FEC2016
    • Place of Presentation
      Kyoto International Conference Center, Kyoto, Japan
    • Year and Date
      2016-10-17
    • Related Report
      2016 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Code Development for the Calculations of the Time- dependent Multimode Oscillations in the Cavity of the Future High-Power Gyrotrons2016

    • Author(s)
      T. Numakura, T. Imai, T. Kariya, R. Minami, K. Tsumura, Y. Ebashi, S.Kajino
    • Organizer
      11th International Conference on Open Magnetic Systems for Plasma Confinement. Budker Institute of Nuclear Physics
    • Place of Presentation
      Novosibirsk, Russia
    • Year and Date
      2016-08-08
    • Related Report
      2016 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Development of 28/35 GHz dual-frequency gyrotron for ECH study2016

    • Author(s)
      T.Kariya, T.Imai, R.Minami, K.Tsumura, Y.Ebashi, H.Idei, K.Hanada, M.Ono, K.Komurasaki, T.Numakura, Y.Endo, Y.Nakashima
    • Organizer
      11th International Conference on Open Magnetic Systems for Plasma Confinement. Budker Institute of Nuclear Physics
    • Place of Presentation
      Novosibirsk, Russia
    • Year and Date
      2016-08-08
    • Related Report
      2016 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Measurement of ECH Effect in a Tandem Mirror Plasma Using a Semiconductor Detector Array and an Electrostatic Energy Analyzer2016

    • Author(s)
      R. Minami, T. Imai, T. Kariya, T. Numakura, M. Uehara, K. Tsumura, Y. Ebashi, S. Kajino, Y. Endo and Y. Nakashima
    • Organizer
      the 21st Topical Conference on High-Temperature Plasma Diagnostics (HTPD)
    • Place of Presentation
      Madison, Wisconsin, USA
    • Year and Date
      2016-06-05
    • Related Report
      2016 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Development of Over 1 MW Gyrotrons and ECH Systems in University of Tsukuba2015

    • Author(s)
      R. Minami, T. Kariya, T. Imai, T. Numakura, Y. Endo, Y. Nakashima, T. Shimozuma, S. Kubo, H. Takahashi, Y. Yoshimura, H. Igami, S. Ito, T. Mutoh, K. Sakamoto, Y. Oda, R. Ikeda, K. Takahashi, H. Idei, K. Nagasaki, M. Ono, T. Eguchi and Y. Mitsunaka
    • Organizer
      Japan-Korea Workshop on "Physics and Technology of Heating and Current Drive"
    • Place of Presentation
      日立シビックセンター( 茨城県、日立市)
    • Year and Date
      2015-12-21
    • Related Report
      2015 Annual Research Report
    • Int'l Joint Research
  • [Presentation] マルチ周波数発振ジャイロトロンのための計算コード開発2015

    • Author(s)
      沼倉友晴,今井 剛,假家 強,南龍太郎,上原 真,津村康平,江橋優斗,梶野悟史,中嶋洋輔
    • Organizer
      第32回プラズマ・核融合学会 年会
    • Place of Presentation
      名古屋大学( 愛知県、名古屋市)
    • Year and Date
      2015-11-24
    • Related Report
      2015 Annual Research Report
  • [Presentation] 2周波数(28GHz/35GHz)ジャイロトロン用サファイア製ダブルディスク窓の性能評価試験2015

    • Author(s)
      津村康平, 假家強, 今井剛, 南龍太郎, 沼倉友晴, 上原真, 江橋優斗, 梶野悟史
    • Organizer
      第32回プラズマ・核融合学会 年会
    • Place of Presentation
      名古屋大学( 愛知県、名古屋市)
    • Year and Date
      2015-11-24
    • Related Report
      2015 Annual Research Report
  • [Presentation] Development of Over 1 MW and Multi-Frequency Gyrotrons for Present ST and Fusion Experiments in University of Tsukuba2015

    • Author(s)
      R. Minami, T. Kariya, T. Imai, T. Numakura, Y. Endo, M. Ichimura, T. Shimozuma, S. Kubo, H. Takahashi, Y. Yoshimura, H. Igami, S. Ito, T. Mutoh, K. Sakamoto, Y. Oda, R. Ikeda, K. Takahashi, H. Idei, K. Nagasaki, M. Ono, T. Eguchi, Y. Mitsunaka
    • Organizer
      18th International Spherical Torus Workshop
    • Place of Presentation
      Princeton ( USA )
    • Year and Date
      2015-11-03
    • Related Report
      2015 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Development of Over 1 MW and Multi-Frequency Gyrotrons in University of Tsukuba2015

    • Author(s)
      R. Minami, T. Kariya, T. Imai, T. Numakura, Y. Endo, M. Ichimura, T. Shimozuma, S. Kubo, H. Takahashi, Y. Yoshimura, H. Igami, S. Ito, T. Mutoh, K. Sakamoto, Y. Oda, R. Ikeda, K. Takahashi, H. Idei, H. Zushi, K. Nagasaki, F. Sano, M. Ono, T. Eguchi, Y. Mitsunaka
    • Organizer
      Workshop on RF Heating Technology of Fusion Plasmas 2015
    • Place of Presentation
      国際ファッションセンター( 東京都、墨田区)
    • Year and Date
      2015-08-31
    • Related Report
      2015 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Code Development for the Calculations of the Multi-frequency Oscillations and Startup in the Cavity of the Future High-Power Gyrotrons2014

    • Author(s)
      T.Numakura, T.Imai, T.Kariya,R.Minami,T.Kato, M.Uehara,R Goto,k.Tsumura and M.Ichimura
    • Organizer
      Plasma 2014 (プラズマ・核融合学会第31回年会)
    • Place of Presentation
      新潟市
    • Year and Date
      2014-11-18 – 2014-11-21
    • Related Report
      2014 Annual Research Report
  • [Presentation] Status of Collaborative Gyrotron developments in University of Tsukuba2014

    • Author(s)
      Tsuyoshi Kariya, Tsuyoshi Imai, Ryutaro Minami, Takaki Kato, Keishi Sakamoto, Hiroshi Idei, Hideki Zushi, Kazuaki Hanada, Masayuki Ono, Taku Eguchi, Yoshika Mitsunaka, Tomoharu Numakura, Makoto Ichimura
    • Organizer
      Plasma 2014 (プラズマ・核融合学会第31回年会)
    • Place of Presentation
      新潟市
    • Year and Date
      2014-11-18 – 2014-11-21
    • Related Report
      2014 Annual Research Report
  • [Presentation] Development of Over 1 MW and Multi-Frequency Gyrotrons for Fusion2014

    • Author(s)
      T. Imai, T. Kariya, R. Minami, T. Numakura, T. Eguchi, T. Kato. Y. Endo, M. Ichimura, T. Shimozuma, S. Kubo1, H. Takahashi, Y. Yoshimura, H. Igami, S. Ito, T. Mutoh, K. Sakamoto, H. Idei, H. Zushi, K. Nagasaki, F. Sano, M. Ono, Y. Mitsunaka
    • Organizer
      25th IAEA Fusion Energy Conference
    • Place of Presentation
      St. Peterusburug, Russia
    • Year and Date
      2014-10-13 – 2014-10-18
    • Related Report
      2014 Annual Research Report
  • [Presentation] Development of 28 GHz gyrotron for cooperative ECH study2014

    • Author(s)
      T. Kariya, R. Minami, T. Imai, T. Kato, H. Idei, K. Hanada, H. Zushi, T. Numakura, Y. Endo, M. Ichimura
    • Organizer
      The 10th International Conference on Open Magnetic Systems for Plasma Confinement
    • Place of Presentation
      Daejeon,Korea
    • Year and Date
      2014-08-26 – 2014-08-29
    • Related Report
      2014 Annual Research Report
  • [Presentation] Code Development for the Calculations of the Multi-frequency Oscillations and Startup in the Cavity of the Future High-Power Gyrotrons2014

    • Author(s)
      T.Numakura, T.Imai, T.Kariya,R.Minami,T.Kato, and M.Uehara
    • Organizer
      The 10th International Conference on Open Magnetic Systems for Plasma Confinement
    • Place of Presentation
      Daejeon,Korea
    • Year and Date
      2014-08-26 – 2014-08-29
    • Related Report
      2014 Annual Research Report
  • [Presentation] Development of 28 GHz /35 GHz Dual-Frequency Gyrotron2014

    • Author(s)
      T. Kato, T. Kariya, T. Imai, R. Minami, T. Numakura, T. Eguchi, M. Uehara, K. Sakamoto, M. Ichimura
    • Organizer
      The 10th International Conference on Open Magnetic Systems for Plasma Confinement
    • Place of Presentation
      Daejeon,Korea
    • Year and Date
      2014-08-26 – 2014-08-29
    • Related Report
      2014 Annual Research Report
  • [Remarks] 筑波大学プラズマ研究センター

    • URL

      https://www.prc.tsukuba.ac.jp/wp/

    • Related Report
      2018 Annual Research Report
  • [Remarks] プラズマ研究センター

    • URL

      http://www.prc.tsukuba.ac.jp/wp/

    • Related Report
      2016 Annual Research Report
  • [Remarks] 筑波大学プラズマ研究センター

    • URL

      http://www.prc.tsukuba.ac.jp/wp/

    • Related Report
      2015 Annual Research Report

URL: 

Published: 2014-04-04   Modified: 2023-03-23  

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