Yokoyama Masayuki 横山雅之

… Alternative Names

横山雅之ヨコヤママサユキ

YOKOYAMA Masayuki 横山雅之

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Researcher Number	60290920
Other IDs
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Affiliation (Current)	2023: 核融合科学研究所, 研究部, 教授
Affiliation (based on the past Project Information) *help	2019 – 2022: 核融合科学研究所, ヘリカル研究部, 教授 2016 – 2017: 核融合科学研究所, ヘリカル研究部, 教授 2008: National Institute for Fusion Science, 核融合科学研究所, 准教授 2007 – 2008: National Institute for Fusion Science, 大型ヘリカル研究部, 准教授 2006: 核融合科学研究所, 大型ヘリカル研究部, 助教授 … More 1999 – 2004: 核融合科学研究所, 大型ヘリカル研究部, 助手 1998: 核融合科学研究所, 大型ヘリカル研究部(理論・データ解析研究系), 助手 1998: 核融合科学研究所, 矢型ヘリカル研究所, 助手 1997: 核融合科学研究所, 大型ヘリカル研究部, 助手 Less
Review Section/Research Field	Principal Investigator Nuclear fusion studies / Basic Section 14020:Nuclear fusion-related / Nuclear fusion studies Except Principal Investigator プラズマ理工学 / Nuclear fusion studies / Nuclear fusion studies
Keywords	Principal Investigator 準等磁場配位 / ヘリカル系 / ヘリカルプラズマ / 閉じ込め改善 / 径電場遷移 / 磁場構造 / 核融合プラズマ / トーラス系磁場配位 / プラズマ境界形状 / 準対称磁場配位 … More / 粒子軌道閉じ込め / 新古典輸送 / 軸対称ステラレータ / ヘリカル対称ステラレータ / ポロイダル対称ステラレータ / MHD平衡 / アルファ粒子閉じ込め / バンピー磁場 / ポロイダルドリフト / バンピー磁場成分 / ヘリカル軸ヘリオトロン / 無衝突粒子軌道 / 一様磁場成分 / 3次元磁場配位 / 径電場 / 粘性 / 電子ルート / 改善閉じ込め / 非軸対称性 / ポロイダル粘性 / 径電場界面(イオンルート、電子ルート) / 非軸対称磁場配位 / ドリフト反転 / 準軸対称・ポロイダル対称配位 / 微視的不安定性 / 磁場核融合 / 閉じ込め磁場構造 / 内部輸送障壁 / 中心部電子ルート閉じ込め / 高イオン温度プラズマ / 両極性径電場 / 大型ヘリカル装置(LHD) / 輸送障壁 / 高イオン温度 / 新古典輸送解析 / 不純物ホール / ヘリカル系プラズマ / トロイダル回転 / 実効ヘリシティ / 衝突周波数 / 熱輸送 / 統計モデリング / 赤池情報量規準 / 統計的重要度 / 納得性 / 大規模データ / 熱輸送モデリング / 熱輸送解析 / データベース / 統計手法 / データ / 情報量規準 / 相補性 … More Except Principal Investigator トーラスプラズマ / プラズマ閉じ込め / ヘリアック / ヘリカル系プラズマ / 計算機シミュレーション / プラズマ加熱 / プラズマ計測 / 複雑性プラズマ / プラズマ3次元平衡 / プラズマ安定性 / toroidal plasma / plasma confinement / heliac / helical plama / computer simulation / plasma heating / plasma diagnosis / complexity plasma / 超新古典輸送 / 大域的輸送 / Delta-f法 / クーロン衝突 / 重み法 / ポテト粒子 / 非局所輸送 / 新古典輸送 / シミュレーション / モンテカルロ法 / 分散低減法 / 非局所的拡散 / ガウス性 / マルコフ性 / ウィーナー過程 / δf法 / イオン熱拡散係数 / 平行電流 / バナナ幅 / 新古典論 / 衝突性輸送 / H・モード / 内部輸送障壁 / 局所輸送 / torus plasma / super neoclassical transport / global transport / Delta-f method / coulomb collision / weighting scheme / potato particle / non-local transport / 水素同位体効果 / エネルギー閉じ込め時間 / 大型ヘリカル装置 / ヘリカル方式核融合炉 / 大型ヘリカル装置LHD / 高電子温度プラズマ / 熱・粒子輸送 / 輸送モデリング Less

情報量規準を用いた核融合プラズマデータの情報抽出とプラズマ物理との相補性Principal Investigator
- Principal Investigator
  
  横山雅之
- Project Period (FY)
  2022 – 2024
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Review Section
  
  Basic Section 14020:Nuclear fusion-related
- Research Institution
  National Institute for Fusion Science
Thermal transport modelling of fusion plasmas based on large-scale transport analyses databasePrincipal Investigator
- Principal Investigator
  
  横山雅之
- Project Period (FY)
  2019 – 2022
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Review Section
  
  Basic Section 14020:Nuclear fusion-related
- Research Institution
  National Institute for Fusion Science
へリアス核融合炉における炉心プラズマ予測精度向上のためのプラズマ熱輸送特性評価Host Researcher
- Host Researcher
  
  横山雅之
- Project Period (FY)
  2016 – 2017
- Research Category
  
  Grant-in-Aid for JSPS Fellows
- Research Field
  
  Nuclear fusion studies
- Research Institution
  National Institute for Fusion Science
Systematic theoretical study on physics of internal transport barrier formation in helical plasmas beyond the difference of magnetic configuration propertiesPrincipal Investigator
- Principal Investigator
  
  YOKOYAMA Masayuki
- Project Period (FY)
  2006 – 2008
- Research Category
  
  Grant-in-Aid for Young Scientists (B)
- Research Field
  
  Nuclear fusion studies
- Research Institution
  National Institute for Fusion Science
構造形成と乱流輸送抑制に基づくヘリカルプラズマ閉じ込め高性能化の理論研究Principal Investigator
- Principal Investigator
  
  横山雅之
- Project Period (FY)
  2002 – 2004
- Research Category
  
  Grant-in-Aid for Young Scientists (B)
- Research Field
  
  Nuclear fusion studies
- Research Institution
  National Institute for Fusion Science
準等磁場の概念を用いたヘリカル系磁場配位最適化の理論研究Principal Investigator
- Principal Investigator
  
  横山雅之
- Project Period (FY)
  1999 – 2000
- Research Category
  
  Grant-in-Aid for Encouragement of Young Scientists (A)
- Research Field
  
  Nuclear fusion studies
- Research Institution
  National Institute for Fusion Science
Theoretical Research on Super Neoclassical Transport and Global Transport
- Principal Investigator
  
  OKAMOTO Masao
- Project Period (FY)
  1998 – 2001
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Nuclear fusion studies
- Research Institution
  Natiomal Institute for Fusion Science
新古典輸送効果およびプラズマ境界形状を考慮したトーラス系磁場の配位最適化の理論研究Principal Investigator
- Principal Investigator
  
  横山雅之
- Project Period (FY)
  1997 – 1998
- Research Category
  
  Grant-in-Aid for Encouragement of Young Scientists (A)
- Research Field
  
  Nuclear fusion studies
- Research Institution
  National Institute for Fusion Science
Comparative Study of Confinement Physics in Toroidal Plasmas
- Principal Investigator
  
  HAYASHI Takaya
- Project Period (FY)
  1996 – 1998
- Research Category
  
  Grant-in-Aid for international Scientific Research
- Research Field
  
  プラズマ理工学
- Research Institution
  National Institute for Fusion Science

All 2021 2020 2019 2009 2008 2007 2006 2005 2004

All Journal Article Presentation

[Journal Article] Extending the total neutron emission rate of steady-state deuterium large helical plasma guided by a data-driven approach2021
- Author(s)
  K. Ogawa, M. Isobe, M. Yokoyama
- Journal Title
  
  Fusion Engineering and Design
  
  Volume: 167 Pages: 112367-112367
- DOI
  10.1016/j.fusengdes.2021.112367
- NAID
  120007116696
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19K03797
[Journal Article] Progress of statistical modelling of thermal transport of fusion plasmas2020
- Author(s)
  M. Yokoyama, H. Yamaguchi
- Journal Title
  
  NUCLEAR FUSION
  
  Volume: 60 Pages: 106024-106024
- DOI
  10.1088/1741-4326/abac6a
- NAID
  120007180062
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19K03797
[Journal Article] Regression Approach for Acquiring a Quantitative Guidance toward Updating the Deuterium-Deuterium Fusion Neutron Emission Rate in the Large Helical Device2020
- Author(s)
  K. Ogawa, M. Yokoyama, M. Isobe
- Journal Title
  
  Plasma and Fusion Research
  
  Volume: 15 Pages: 1202087-1202087
- NAID
  130007957900
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19K03797
[Journal Article] Observation of an Impurity Hole in a Plasma with an Ion Internal Transport Barrier in the Large Helical Device2009
- Author(s)
  K. Ida, M. Yoshinuma, M. Osakabe, K. Nagaoka, M. Yokoyama et al
- Journal Title
  
  Physics of Plasmas (Vol.16)
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18760638
[Journal Article] Observation of an impurity hole in a plasma with an ion internal transport barrier in the Large Helical Device2009
- Author(s)
  K. Ida, M. Yoshinuma, M. Osakabe, K. Nagaoka, M. Yokoyama, et.al.
- Journal Title
  
  Physics of Plasmas 16
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18760638
[Journal Article] Extension of High-Ion-Temperature Regime in the Large Helical Device (LHD)2008
- Author(s)
  M. Yokoyama et al
- Journal Title
  
  Physics of Plasmas (Vol.15)
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18760638
[Journal Article] Extension of High-Ion-Temperature Regime in the Large Helical Device (LHD)2008
- Author(s)
  M. Yokoyama, et.al.
- Journal Title
  
  Physics of Plasmas 15
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18760638
[Journal Article] Core electron-root confinement (CERC) in helical plasmas2007
- Author(s)
  M. Yokoyama et al
- Journal Title
  
  Nuclear Fusion Vol.47
  
  Pages: 1213-1219
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18760638
[Journal Article] Core electron-root confinement(CERC)in helical plasmas2007
- Author(s)
  M. Yokoyama
- Journal Title
  
  Nuclear Fusion 47
  
  Pages: 1213-1219
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18760638
[Journal Article] Common Features of Core Electron-Root Confinement in Helical Devices2006
- Author(s)
  M. Yokoyama et al
- Journal Title
  
  Fusion Science and Technology Vol.50
  
  Pages: 327-342
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18760638
[Journal Article] Common Features of Core Electron-Root Confinement in Helical Devices2006
- Author(s)
  M.Yokoyama
- Journal Title
  
  Fusion Science and Technology 50・10
  
  Pages: 327-342
- Data Source
  KAKENHI-PROJECT-18760638
[Journal Article] The configuration dependence of ripple transport in LHD2005
- Author(s)
  横山雅之, 渡邊清政, 中島徳嘉
- Journal Title
  
  Journal of Plasma and Fusion Research 81・2
  
  Pages: 83-84
- NAID
  110003827773
- Data Source
  KAKENHI-PROJECT-14780395
[Journal Article] The Effect of Non-Axisymmetry of Magnetic Configurations on Radial Electric Field Transition Properties in the LHD2004
- Author(s)
  横山雅之, 居田克巳他
- Journal Title
  
  Journal of Plasma and Fusion Research, SERIES 6
  
  Pages: 218-221
- Data Source
  KAKENHI-PROJECT-14780395
[Presentation] One example for bridging the plasma-fusion and statistical-mathematical community on fusion research: Progress of statistical modelling of thermal transport of fusion plasmas2021
- Author(s)
  M. Yokoyama
- Organizer
  Phil Morrison’s Friday Meetings
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19K03797
[Presentation] Plausible exploitation of statistical approaches on fusion science2021
- Author(s)
  M. Yokoyama
- Organizer
  1st Workshop on Artificial Intelligence in Plasma Science
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19K03797
[Presentation] 核融合プラズマ解析における情報量規準の活用2021
- Author(s)
  横山雅之
- Organizer
  プラズマ・核融合学会
- Data Source
  KAKENHI-PROJECT-19K03797
[Presentation] An　example for complementarity between plasma physics and data-driven research2021
- Author(s)
  M. Yokoyama
- Organizer
  4th IAEA Technical Meeting on Fusion Data Processing, Validation and Analysis
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19K03797
[Presentation] 回帰手法による核融合プラズマの熱輸送モデリングの進展2020
- Author(s)
  横山雅之、山口裕之
- Organizer
  プラズマ・核融合学会
- Data Source
  KAKENHI-PROJECT-19K03797
[Presentation] 輸送解析データベースと統計手法に基づく核融合プラズマの熱輸送モデリング2019
- Author(s)
  横山　雅之ほか
- Organizer
  プラズマ・核融合学会
- Data Source
  KAKENHI-PROJECT-19K03797
[Presentation] STATISTICAL INDUCTION OF A THERMAL TRANSPORT MODEL BASED ON THE TRANSPORT ANALYSES DATABASE2019
- Author(s)
  M. Yokoyama
- Organizer
  International Stellarator-Heliotron Workshop
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19K03797
[Presentation] LHDにおける高イオン温度プラズマの輸送特性2008
- Author(s)
  横山雅之他
- Organizer
  第7回核融合エネルギー連合講演会
- Place of Presentation
  青森市
- Year and Date
  2008-06-19
- Data Source
  KAKENHI-PROJECT-18760638
[Presentation] LHDにおける高イオン温度水素プラズマの輸送特性2008
- Author(s)
  横山雅之
- Organizer
  日本物理学会第63回年次大会
- Place of Presentation
  近畿大学(東大阪市)
- Year and Date
  2008-03-23
- Data Source
  KAKENHI-PROJECT-18760638
[Presentation] LHDにおける高イオン温度プラズマの輸送特性2008
- Author(s)
  横山雅之, 他
- Organizer
  第7回核融合エネルギー連合講演会
- Place of Presentation
  青森市男女共同参画プラザ
- Year and Date
  2008-06-19
- Data Source
  KAKENHI-PROJECT-18760638
[Presentation] LHDにおける高イオン温度水素プラズマの輸送特性2008
- Author(s)
  横山雅之他
- Organizer
  日本物理学会第63回年次大会
- Place of Presentation
  東大阪市
- Year and Date
  2008-03-23
- Data Source
  KAKENHI-PROJECT-18760638
[Presentation] The neoclassical plasma viscosity analyses relevant to high-ion-temperature plasmas in the Large Helical Device (LHD)2007
- Author(s)
  M. Yokoyama et al
- Organizer
  17th International Toki Conference/16th International Stellarator/Heliotron Workshop
- Place of Presentation
  土岐市
- Year and Date
  2007-10-16
- Data Source
  KAKENHI-PROJECT-18760638
[Presentation] LHDにおける高イオン温度プラズマの新古典粘性・フロー解析2007
- Author(s)
  横山雅之
- Organizer
  第24回プラズマ・核融合学会年会
- Place of Presentation
  イーグレ姫路(姫路市)
- Year and Date
  2007-11-27
- Data Source
  KAKENHI-PROJECT-18760638
[Presentation] The neoclassical plasma viscosity analyses relevant to high-ion-temperature plasmas in the Large Helical Device(LHD)2007
- Author(s)
  M. Yokoyama
- Organizer
  17th International Toki Conference/16th International Stellarator/Heliotron Workshop
- Place of Presentation
  セラトピア土岐(土岐市)
- Year and Date
  2007-10-16
- Data Source
  KAKENHI-PROJECT-18760638
[Presentation] Extension of High-Ion-Temperature Regime in the Large Helical Device(LHD)[Invited Talk]2007
- Author(s)
  M. Yokoyama
- Organizer
  49th Annual Meeting, Division of Plasma Physics, American Physical Society
- Place of Presentation
  Rosen Center Hotel(Orlando, Florida, USA)
- Year and Date
  2007-11-13
- Data Source
  KAKENHI-PROJECT-18760638
[Presentation] LHDにおける高イオン温度プラズマの新古典粘性・フロー解析2007
- Author(s)
  横山雅之他
- Organizer
  第24回プラズマ・核融合学会年会
- Place of Presentation
  姫路市
- Year and Date
  2007-11-27
- Data Source
  KAKENHI-PROJECT-18760638

1. NAKAJIMA Noriyoshi (30172315)

# of Collaborated Projects: 2 results

# of Collaborated Products: 0 results
2. OKAMOTO Masao (70115541)

# of Collaborated Projects: 2 results

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3. 高丸尚教 (20241234)

# of Collaborated Projects: 2 results

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4. 山口裕之 (90797101)

# of Collaborated Projects: 2 results

# of Collaborated Products: 1 results
5. HAYASHI Takaya (60156445)

# of Collaborated Projects: 1 results

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6. KUMAZAWA Ryuhei (70109354)

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7. WATARI Tetsuo (60093085)

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8. KAWAHATA Kazuo (60109353)

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9. SATO Tetsuya (80025395)

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10. KANNO Ryuutaro (30270490)

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11. MURAKAMI Sadayoshi (40249967)

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12. ISHIZAKI Ryuuichi (60301727)

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13. 市口勝治 (90211739)

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14. 関哲夫 (60260048)

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15. 田中謙治 (50260047)

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16. 松岡啓介 (70023736)

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17. 長山好夫 (10126138)

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18. 小森彰夫 (50143011)

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19. 相良明男 (20187058)

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20. 藤原正巳 (10023722)

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21. 渡邉智彦 (30260053)

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22. 陰山聡 (20260052)

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23. 藤堂泰 (00249971)

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24. 渡邉國彦 (40220876)

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25. 堀内利得 (00229220)

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26. 洲鎌英雄 (80202125)

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27. 武藤敬 (90115949)

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28. 佐藤元泰 (60115855)

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29. 菊地和平 (20848650)

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30. SHATS M.G.

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31. BORG G.G.

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32. HOWARD J.

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33. BLACKWELL B.

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34. DEWAR R.L.

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35. GARDNER H.J.

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36. SHARP L.E.

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37. PERSSON M.

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38. 汪〓星

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39. WARMER FELIX

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Yokoyama Masayuki 横山 雅之

横山 雅之 ヨコヤマ マサユキ

YOKOYAMA Masayuki 横山 雅之

Research Projects

Research Products

Co-Researchers

情報量規準を用いた核融合プラズマデータの情報抽出とプラズマ物理との相補性Principal Investigator

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

Thermal transport modelling of fusion plasmas based on large-scale transport analyses databasePrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

へリアス核融合炉における炉心プラズマ予測精度向上のためのプラズマ熱輸送特性評価Host Researcher

Host Researcher

Project Period (FY)

Research Category

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Research Institution

Systematic theoretical study on physics of internal transport barrier formation in helical plasmas beyond the difference of magnetic configuration propertiesPrincipal Investigator

Principal Investigator

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Research Category

Research Field

Research Institution

構造形成と乱流輸送抑制に基づくヘリカルプラズマ閉じ込め高性能化の理論研究Principal Investigator

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

準等磁場の概念を用いたヘリカル系磁場配位最適化の理論研究Principal Investigator

Principal Investigator

Project Period (FY)

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Research Field

Research Institution

Theoretical Research on Super Neoclassical Transport and Global Transport

Principal Investigator

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Research Field

Research Institution

新古典輸送効果およびプラズマ境界形状を考慮したトーラス系磁場の配位最適化の理論研究Principal Investigator

Principal Investigator

Project Period (FY)

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Research Institution

Comparative Study of Confinement Physics in Toroidal Plasmas

Principal Investigator

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Research Field

Research Institution

[Journal Article] Extending the total neutron emission rate of steady-state deuterium large helical plasma guided by a data-driven approach2021

Author(s)

Journal Title

DOI

NAID

Data Source

[Journal Article] Progress of statistical modelling of thermal transport of fusion plasmas2020

Author(s)

Journal Title

DOI

NAID

Data Source

[Journal Article] Regression Approach for Acquiring a Quantitative Guidance toward Updating the Deuterium-Deuterium Fusion Neutron Emission Rate in the Large Helical Device2020

Author(s)

Journal Title

NAID

Data Source

[Journal Article] Observation of an Impurity Hole in a Plasma with an Ion Internal Transport Barrier in the Large Helical Device2009

Author(s)

Journal Title

Yokoyama Masayuki 横山雅之

横山雅之ヨコヤママサユキ

YOKOYAMA Masayuki 横山雅之

[Presentation] An　example for complementarity between plasma physics and data-driven research2021

[Presentation] 輸送解析データベースと統計手法に基づく核融合プラズマの熱輸送モデリング2019