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Plasma healing of magnetic island and ergodic layer

Research Project

Project/Area Number 17206094
Research Category

Grant-in-Aid for Scientific Research (A)

Allocation TypeSingle-year Grants
Section一般
Research Field Nuclear fusion studies
Research InstitutionNational Institute for Fusion Science

Principal Investigator

OHYABU Nobuyoshi  National Institute for Fusion Science, 大型ヘリカル研究部, 教授 (60203949)

Co-Investigator(Kenkyū-buntansha) 長山 好夫  核融合科学研究所, 大型ヘリカル研究部, 教授 (10126138)
森崎 友宏  核融合科学研究所, 大型ヘリカル研究部, 准教授 (60280591)
増崎 貴  核融合科学研究所, 大型ヘリカル研究部, 准教授 (80280593)
成嶋 吉朗  核融合科学研究所, 大型ヘリカル研究部, 助教 (40332184)
鈴木 康浩  核融合科学研究所, 大型ヘリカル研究部, 助教 (20397558)
小林 政弘  核融合科学研究所, 大型ヘリカル研究部, 助手 (30399307)
林 隆也  核融合科学研究所, 大型ヘリカル研究部, 教授 (60156445)
Co-Investigator(Renkei-kenkyūsha) NAGAYAMA Yoshio  核融合科学研究所, 大型ヘリカル研究部, 教授 (10126138)
MORISAKI Tomohiro  核融合科学研究所, 大型ヘリカル研究部, 准教授 (60280591)
MASUZAKI Suguru  核融合科学研究所, 大型ヘリカル研究部, 准教授 (80280593)
NARUSHIMA Yoshiro  核融合科学研究所, 大型ヘリカル研究部, 助教 (40332184)
SUZUKI Yasuhiro  核融合科学研究所, 大型ヘリカル研究部, 助教授 (20397558)
KOBAYASHI Masahiro  核融合科学研究所, 大型ヘリカル研究部, 助教授 (30399307)
Project Period (FY) 2005 – 2008
Project Status Completed (Fiscal Year 2008)
Budget Amount *help
¥48,750,000 (Direct Cost: ¥37,500,000、Indirect Cost: ¥11,250,000)
Fiscal Year 2008: ¥7,670,000 (Direct Cost: ¥5,900,000、Indirect Cost: ¥1,770,000)
Fiscal Year 2007: ¥14,040,000 (Direct Cost: ¥10,800,000、Indirect Cost: ¥3,240,000)
Fiscal Year 2006: ¥17,940,000 (Direct Cost: ¥13,800,000、Indirect Cost: ¥4,140,000)
Fiscal Year 2005: ¥9,100,000 (Direct Cost: ¥7,000,000、Indirect Cost: ¥2,100,000)
Keywordsプラズマ・核融合 / 自己組織化 / 磁気リコネクション / シミュレーション工学
Research Abstract

磁場閉じ込め装置においてプラズマの性能を左右すると考えられる磁気島の成長・修復過程が、プラズマの効果によってどのように影響を受けるかを系統的な実験データ収集を行って調べた。プラズマの圧力が高く、かつ衝突周波数が低い場合に磁気島の修復が効果的に起こることが明らかになった。また、数値シミュレーションによるプラズマ電磁流体の平衡解析を行い、プラズマ圧力の増加に伴う磁場構造の変化について解析を行った。

Report

(5 results)
  • 2008 Annual Research Report   Final Research Report ( PDF )
  • 2007 Annual Research Report
  • 2006 Annual Research Report
  • 2005 Annual Research Report
  • Research Products

    (43 results)

All 2009 2008 2007 2006 2005

All Journal Article (23 results) (of which Peer Reviewed: 14 results) Presentation (20 results)

  • [Journal Article] Investigation of particle and heat flux profiles on divertor plates in the Large Helical Device2009

    • Author(s)
      増崎貴、小林政弘、森崎友宏(4 番目)、大藪修義(5 番目)、他3名
    • Journal Title

      Journal of Nuclear Materials (掲載決定)

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Model prediction of impurity retention in stochastic magnetic boundary and comparison with edge carbon emission in LHD2009

    • Author(s)
      小林政弘、増崎貴(6 番目)、大藪修義(7番目)、森崎友宏(8 番目)、他14 名
    • Journal Title

      Journal of Nuclear Materials (掲載決定)

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Dependence of spontaneous growth and suppression of the Magnetic island on beta and collisionality in the LHD2008

    • Author(s)
      成嶋吉朗、鈴木康浩(6番目)、大藪修義(8番目)、他8名
    • Journal Title

      Nuclear Fusion vol.48

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Modelling of impurity transport in ergodic layer of LHD2008

    • Author(s)
      小林政弘、増崎貴(3番目)、森崎友宏(4 番目)、大藪修義(5番目)、他5 名
    • Journal Title

      Contributions to Plasma Physics vol.48

      Pages: 255-259

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Dependence of spontaneous growth and suppression of the Magnetic island on beta and collisionality in the LHD2008

    • Author(s)
      成嶋吉朗
    • Journal Title

      Nuclear Fusion 48

    • Related Report
      2008 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Modelling of impurity transport in ergodic layer of LHD2008

    • Author(s)
      小林政弘
    • Journal Title

      Contributions to Plasma Physics 48

      Pages: 255-259

    • Related Report
      2008 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Magnetic diagnostics of magnetic island in LHD2007

    • Author(s)
      成嶋吉朗、大藪修義(4 番目)、森崎友宏( 8 番目)、 他10 名
    • Journal Title

      Plasma and Fusion Research vol.2

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Edge transport control with the Local Island Divertor and recent progress in LHD2007

    • Author(s)
      小林政弘、大藪修義、森崎友宏(7 番目)、増崎貴(8 番目)、他25 名
    • Journal Title

      Fusion Science and Technology vol.52

      Pages: 566-573

    • Related Report
      2008 Final Research Report
  • [Journal Article] Superdense core mode in the large helical device with an internal diffusion barrier2007

    • Author(s)
      森崎友宏、大藪修義、増崎貴、小林政弘、長山好夫(14 番目)、鈴木康浩(22 番目)、他26 名
    • Journal Title

      Physics of Plasmas vol.14

    • Related Report
      2008 Final Research Report
  • [Journal Article] 定常化研究の現状 ヘリカルプラズマ定常化の現状2007

    • Author(s)
      大藪修義
    • Journal Title

      Journal of Plasma and Fusion Research vol.83

      Pages: 429-433

    • Related Report
      2008 Final Research Report
  • [Journal Article] Magnetic diagnostics of magnetic island in LHD2007

    • Author(s)
      成嶋 吉朗
    • Journal Title

      Plasma and Fusion Research 2

    • Related Report
      2007 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Edge transport control with the Local Island Divertor and recent progress in LHD2007

    • Author(s)
      小林 政弘
    • Journal Title

      Fusion Science and Technology 52

      Pages: 566-575

    • Related Report
      2007 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Superdense core mode in the large helical device with an internal diffusion barrier2007

    • Author(s)
      森崎 友宏
    • Journal Title

      Physics of Plasmas 14

    • Related Report
      2007 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Observation of Stable Superdense Core Plasmas in the Large Helical Device2006

    • Author(s)
      大藪修義、森崎友宏、増崎貴、小林政弘(5番目)、他6名
    • Journal Title

      Physical Review Letters vol.97

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Properties of the LHD plasmas with a large island—super dense core plasma and island healing2006

    • Author(s)
      大藪修義、森崎友宏、増崎貴、小林政弘(5番目)、長山好夫(26番目)、他28名
    • Journal Title

      Plasma Physics and Controlled Fusion vol.48

      Pages: 383-390

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] 3D Divertor Transport Study of the Local Island Divertor Configuration in the Large Helical Device2006

    • Author(s)
      小林政弘、森崎友宏(4番目)、増崎貴(5番目)、大藪修義(7番目)、他6名
    • Journal Title

      Contributions to Plasma Physic vol. 46

      Pages: 527-533

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Observation of Minor Collapse of Current-Carrying Plasma in LHD2006

    • Author(s)
      成嶋吉朗、他13名
    • Journal Title

      Plasma and Fusion Research vol.1

    • NAID

      130002058801

    • Related Report
      2008 Final Research Report
  • [Journal Article] Observation of stable super dense core plasmas in LHD2006

    • Author(s)
      大藪修義
    • Journal Title

      Physical Review Letters 97

      Pages: 55002-55002

    • Related Report
      2006 Annual Research Report
  • [Journal Article] Properties of the LHD plasmas with a large island - super dense core plasma and island healing2006

    • Author(s)
      大藪修義
    • Journal Title

      Plasma Physics and Controlled Fusion 48

    • Related Report
      2006 Annual Research Report
  • [Journal Article] 3D divertor transport study of the Local Island Divertor configuration in LHD2006

    • Author(s)
      小林政弘
    • Journal Title

      Contributions to Plasma Physics 46

      Pages: 527-527

    • Related Report
      2006 Annual Research Report
  • [Journal Article] Observation of Minor Collapse of Current-Carrying Plasma in LHD2006

    • Author(s)
      成嶋吉朗
    • Journal Title

      Plasma and Fusion Research 1

      Pages: 4-4

    • NAID

      130002058801

    • Related Report
      2005 Annual Research Report
  • [Journal Article] Experiment of magnetic island formation in Large Helical Device2005

    • Author(s)
      長山好夫、成嶋吉朗(3番目)、大藪修義(4番目)、森崎友宏(11番目)、他14名
    • Journal Title

      Nuclear Fusion vol.45

      Pages: 888-893

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Experiment of magnetic island formation in Large Helical Device2005

    • Author(s)
      長山好夫
    • Journal Title

      Nuclear Fusion 45

      Pages: 888-888

    • Related Report
      2005 Annual Research Report
  • [Presentation] Effect of Low m Magnetic Perturbations on LHD plasma with Highly Peaked Density Profile2009

    • Author(s)
      森崎友宏
    • Organizer
      4th Workshop on Stochasticity in Fusion Plasmas
    • Place of Presentation
      ドイツ、ユーリッヒ
    • Related Report
      2008 Final Research Report
  • [Presentation] Effect of Low m Magnetic Perturbations on LHD plasma with Highly Peaked Density Profile2009

    • Author(s)
      森崎友宏
    • Organizer
      4th Workshop on Stochasticity in Fusion Plasmas
    • Place of Presentation
      ドイツ、ューリッヒ
    • Related Report
      2008 Annual Research Report
  • [Presentation] 無電流磁場閉じ込めプラズマの超高密度をもたらす拡散障壁2008

    • Author(s)
      森崎友宏
    • Organizer
      日本物理学会・第63 回年次大会
    • Place of Presentation
      大阪府、近畿大学
    • Year and Date
      2008-03-25
    • Related Report
      2008 Final Research Report
  • [Presentation] 無電流磁場閉じ込めプラズマの超高密度をもたらす拡散障壁2008

    • Author(s)
      森崎 友宏
    • Organizer
      日本物理学会・第63回年次大会
    • Place of Presentation
      近畿大学
    • Year and Date
      2008-03-25
    • Related Report
      2007 Annual Research Report
  • [Presentation] Theoretical considerations of equilibrium limit in heliotron plasmas2008

    • Author(s)
      鈴木康浩
    • Organizer
      4th Coordinated working group meeting
    • Place of Presentation
      スペイン、マドリッド
    • Related Report
      2008 Annual Research Report 2008 Final Research Report
  • [Presentation] Model prediction of impurity retention in stochastic magnetic boundary and comparison with edge carbon emission in LHD2008

    • Author(s)
      小林政弘
    • Organizer
      International conference on Plasma Surface Interaction 2008
    • Place of Presentation
      スペイン、トレド
    • Related Report
      2008 Annual Research Report
  • [Presentation] Investigation of particle and heat flux profiles on divertor plates in the Large Helical Device2008

    • Author(s)
      増崎貴
    • Organizer
      International conference on Plasma Surface Interaction 2008
    • Place of Presentation
      スペイン、トレド
    • Related Report
      2008 Annual Research Report
  • [Presentation] Two Dimensional Measurements of Edge Density Fluctuations in LHD heliotron and CPD spherical tokamak2008

    • Author(s)
      森崎友宏
    • Organizer
      European Physical Society Conferences on Plasma Physics 2008
    • Place of Presentation
      ギリシャ、クレタ
    • Related Report
      2008 Annual Research Report
  • [Presentation] COMPARISON OF EDGE PLASMA PROPERTIES BTWEEN LHD HELIOTRON AND CPD SPHERICAL TOKAMAK2008

    • Author(s)
      森崎友宏
    • Organizer
      International Congress on Plasma Physics 2008
    • Place of Presentation
      日本、福岡
    • Related Report
      2008 Annual Research Report
  • [Presentation] 2次元リチウムビームプローブを用いたLHDおよびCPDにおける周辺密度揺動計測2008

    • Author(s)
      森崎友宏
    • Organizer
      核融合エネルギー連合講演会2008
    • Place of Presentation
      日本、青森
    • Related Report
      2008 Annual Research Report
  • [Presentation] Study on impurity retention in stochastic magnetic boundary of LHD2008

    • Author(s)
      小林政弘
    • Organizer
      22nd IAEA Fusion energy conference
    • Place of Presentation
      スイス、ジュネーブ
    • Related Report
      2008 Annual Research Report
  • [Presentation] Advanced Divertor Scenario in the Large Helical Device2008

    • Author(s)
      増崎貴
    • Organizer
      22nd IAEA Fusion energy conference
    • Place of Presentation
      スイス、ジュネーブ
    • Related Report
      2008 Annual Research Report
  • [Presentation] LHD のエルゴディック層の輸送係数の評価2007

    • Author(s)
      小林政弘
    • Organizer
      第24 回プラズマ・核融合学会年会
    • Place of Presentation
      兵庫県、姫路市
    • Year and Date
      2007-11-27
    • Related Report
      2008 Final Research Report
  • [Presentation] LHDのエルゴディック層の輸送係数の評価2007

    • Author(s)
      小林 政弘
    • Organizer
      第24回プラズマ・核融合学会年会
    • Place of Presentation
      イーグレひめじ
    • Year and Date
      2007-11-27
    • Related Report
      2007 Annual Research Report
  • [Presentation] IDB-SDC放電における周辺プラズマの役割2007

    • Author(s)
      森崎 友宏
    • Organizer
      第24回プラズマ・核融合学会年会
    • Place of Presentation
      イーグレひめじ
    • Year and Date
      2007-11-27
    • Related Report
      2007 Annual Research Report
  • [Presentation] LHDの内部拡散障壁形成に周辺磁場構造が与える影響2007

    • Author(s)
      森崎 友宏
    • Organizer
      日本物理学会・第62回年次大会
    • Place of Presentation
      北海道大学
    • Year and Date
      2007-09-21
    • Related Report
      2007 Annual Research Report
  • [Presentation] Identification of Island Dynamics using Magnetic Diagnostics2007

    • Author(s)
      鈴木 康浩
    • Organizer
      6th General Scientific Assembly of the Asia Plasma and Fusion Association
    • Place of Presentation
      Gandhinagar, India
    • Related Report
      2008 Final Research Report
  • [Presentation] Internal transport barrier in the LID discharge2007

    • Author(s)
      大藪修義
    • Organizer
      11th International workshop on Plasma Edge Theory in Fusion Devices
    • Place of Presentation
      岐阜県、高山市
    • Related Report
      2008 Final Research Report
  • [Presentation] Identification of Island Dynamics using Magnetic Diagnostics2007

    • Author(s)
      鈴木 康浩
    • Organizer
      6th General Scientific Assembly of the Asia Plasma and Fusion Association
    • Place of Presentation
      Gandhinagar,India
    • Related Report
      2007 Annual Research Report
  • [Presentation] Experimental study of current driven MHD mode in LHD2005

    • Author(s)
      成嶋吉朗
    • Organizer
      第32 回プラズマ物理に関する欧州会議
    • Place of Presentation
      スペイン、タラゴナ
    • Related Report
      2008 Final Research Report

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Published: 2005-04-01   Modified: 2016-04-21  

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