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Study of ablation cloud formation mechanism of impurity pellet with a high-resolution multi-spectral imaging diagnostics

Research Project

Project/Area Number 19740349
Research Category

Grant-in-Aid for Young Scientists (B)

Allocation TypeSingle-year Grants
Research Field Plasma science
Research InstitutionNational Institute for Fusion Science

Principal Investigator

TAMURA Naoki  National Institute for Fusion Science, 大型ヘリカル研究部, 助教 (80390631)

Research Collaborator VLADIMIR Sergeev  ロシア・サンクトペテルブルク工科大学, 物理工学部, 教授
IGOR Miroshnikov  ロシア・サンクトペテルブルク工科大学, 物理工学部, 研究員
Project Period (FY) 2007 – 2008
Project Status Completed (Fiscal Year 2008)
Budget Amount *help
¥2,940,000 (Direct Cost: ¥2,700,000、Indirect Cost: ¥240,000)
Fiscal Year 2008: ¥1,040,000 (Direct Cost: ¥800,000、Indirect Cost: ¥240,000)
Fiscal Year 2007: ¥1,900,000 (Direct Cost: ¥1,900,000)
Keywords不純物ペレット / ペレット溶発雲 / マルチスペクトル画像 / シュタルク拡がり
Research Abstract

本研究により,複眼光学系を用いたマルチスペクトル画像計測システムの最適化が進んだ。これにより,不純物ペレットの溶発雲中の電子温度の2次元分布を世界で初めて実験的に得ることに成功した。これを受けて,不純物ペレットの溶発雲中の電子密度の2次元分布計測を開始し,実験データの取得に成功した。今後,得られた実験データの解析が進展することで,不純物ペレットの溶発雲形成機構の研究の進展が期待される。

Report

(3 results)
  • 2008 Annual Research Report   Final Research Report ( PDF )
  • 2007 Annual Research Report
  • Research Products

    (5 results)

All 2008

All Journal Article (2 results) (of which Peer Reviewed: 2 results) Presentation (3 results)

  • [Journal Article] Spectroscopic diagnostics for ablation cloud of tracer-encapsulated solid pellet in LHD2008

    • Author(s)
      N. Tamura, V. Yu. Sergeev, D. V. Kalinina, I. V. Miroshnikov, K. Sato, I. A. Sharov, O. A. Bakhareva, D. M. Ivanova, V. M. Timokhin, S. Sudo, and B. V. Kuteev
    • Journal Title

      Rev. Sci. Instrum 79

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Spectroscopic diagnostics for ablation cloud of tracer-encapsulated solid pellet in LHD2008

    • Author(s)
      N. Tamura
    • Journal Title

      Review of Scientific Instruments 79

    • Related Report
      2008 Annual Research Report
    • Peer Reviewed
  • [Presentation] Study of Pellet Clouds in LHD via 2-D Spectroscopy Imaging2008

    • Author(s)
      I. V. Miroshnikov
    • Organizer
      35th EPS Plasma Physics Conference
    • Place of Presentation
      ヘルソニソス(ギリシャ)
    • Year and Date
      2008-06-12
    • Related Report
      2008 Annual Research Report 2008 Final Research Report
  • [Presentation] Spectroscopic diagnostics for ablation cloud of tracer-encapsulated solid pellet in LHD2008

    • Author(s)
      田村直樹
    • Organizer
      17th Topical Conference on High-Temperature Plasma Diagnostics
    • Place of Presentation
      アルバカーキ-(アメリカ)
    • Year and Date
      2008-05-15
    • Related Report
      2008 Final Research Report
  • [Presentation] Spectroscopic diagnostics for ablation cloud of tracer-encapsulated solid pellet in LHD2008

    • Author(s)
      田村直樹
    • Organizer
      17th Topical Conference on High-Temperature Plasma Diagnostics
    • Place of Presentation
      アルバカーキー(アメリカ)
    • Year and Date
      2008-05-15
    • Related Report
      2008 Annual Research Report

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Published: 2007-04-01   Modified: 2016-04-21  

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