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Study of non-linear interaction between energetic ion andwave by neutron profile measurement using digital signal processing

Research Project

Project/Area Number 19360420
Research Category

Grant-in-Aid for Scientific Research (B)

Allocation TypeSingle-year Grants
Section一般
Research Field Nuclear fusion studies
Research InstitutionJapan Atomic Energy Agency

Principal Investigator

SHINOHARA Kouji  Japan Atomic Energy Agency, 核融合研究開発部門, 研究副主幹 (50354600)

Co-Investigator(Kenkyū-buntansha) ISHIKAWA Masao  独立行政法大日本原子力研究開発機構, 核融合研究開発部門, 任期付研究員 (70370351)
BABA Mamoru  東北大学, サイクロトロンラジオアイソトープセンター, 名誉教授 (20005466)
Project Period (FY) 2007 – 2008
Project Status Completed (Fiscal Year 2008)
Budget Amount *help
¥17,810,000 (Direct Cost: ¥13,700,000、Indirect Cost: ¥4,110,000)
Fiscal Year 2008: ¥1,560,000 (Direct Cost: ¥1,200,000、Indirect Cost: ¥360,000)
Fiscal Year 2007: ¥16,250,000 (Direct Cost: ¥12,500,000、Indirect Cost: ¥3,750,000)
Keywordsプラズマ・核融合 / 計測工学 / 中性子計測 / 高速デジタイザ
Research Abstract

検出器の出力信号のデジタル信号処理により、弁別精度良く世界最高レベルの計数率で中性子の分布計測が可能となった。高計数率が得られたことで高速イオンと高速イオン起因不安定性の非線形相互作用の解明に貢献出来る高時間分解能計測が可能となった。しかし、期間中に高速イオン起因不安定性の実験を実施できなった。そこで本計測器で新たに測定可能となったDT核融合反応起因の中性子の分布測定を行い、発生源の高速トリトンの輸送研究に資するデータ取得に成功した。

Report

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

    (12 results)

All 2009 2008

All Journal Article (2 results) (of which Peer Reviewed: 2 results) Presentation (10 results)

  • [Journal Article] High repetition rate neutron flux array using digital-signal processing and scintillators for study of high performance plasma at JT-60U2008

    • Author(s)
      K.Shinohara, T. Okuji, M. Ishikawa, M. Baba, T. Itoga
    • Journal Title

      Review of Scientific Instruments 79

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] High repetition rate neutron flux array using digital-signal processing and scintillators for study of high performance plasma at JT-60U2008

    • Author(s)
      篠原孝司
    • Journal Title

      REVIEW OF SCIENTIFIC INSTRUMENTS 79

    • Related Report
      2008 Annual Research Report
    • Peer Reviewed
  • [Presentation] JT-60Uにおけるデジタル信号処理を用いた中性子多視線計測2009

    • Author(s)
      石井啓一
    • Organizer
      日本物理学会
    • Place of Presentation
      立教大学
    • Year and Date
      2009-03-30
    • Related Report
      2008 Annual Research Report
  • [Presentation] Neutron flux array using digital-signal processing at JT-60U2008

    • Author(s)
      K. Shinohara, K. Ishii, M. Ishikawa, M, Baba, M. Sasao, M. Isobe, T. Okuji
    • Organizer
      JIFT meeting on Energetic Particle Physics in Toroidal Plasmas
    • Place of Presentation
      核融合科学研究所
    • Year and Date
      2008-12-15
    • Related Report
      2008 Annual Research Report 2008 Final Research Report
  • [Presentation] Multi-channel neutron emission and triton burn-up measurement on JT-60U using Digital-Signal-Processors2008

    • Author(s)
      K. Ishii, K.Shinohara, M. Ishikawa, T.Okuji , M.Baba, M. Isobe, S. Kitajima, M. Sasao
    • Organizer
      第18回土岐国際会議
    • Place of Presentation
      セラトピア土岐
    • Year and Date
      2008-12-09
    • Related Report
      2008 Final Research Report
  • [Presentation] Multi-channel neutron emission and triton burn-up measurement on JT-60U2008

    • Author(s)
      石井啓一
    • Organizer
      第18回土岐国際会議
    • Place of Presentation
      セラトピア土岐
    • Year and Date
      2008-12-09
    • Related Report
      2008 Annual Research Report
  • [Presentation] High repetition rate neutron collimater using digital-signal processing and scintillators at JT-60U2008

    • Author(s)
      K.Shinohara, T. Okuji, M. Ishikawa, M. Baba, T. Itoga
    • Organizer
      International Tokamak Physics Activity "1st Energetic particle Topical Group Meeting"
    • Place of Presentation
      Lausanne, Switzerland
    • Year and Date
      2008-10-22
    • Related Report
      2008 Final Research Report
  • [Presentation] High repetition rate neutron collimater using digital-signal processing and scintilators at JT-60U2008

    • Author(s)
      篠原孝司
    • Organizer
      国際トカマク物理活動“高エネルギー粒子物理トピカル・グループ"グループ会合
    • Place of Presentation
      ローザンヌ工科大学(スイス)
    • Year and Date
      2008-10-22
    • Related Report
      2008 Annual Research Report
  • [Presentation] Collimated neutron flux array system using a digital signal processing method for neutron-gamma signal discrimination in JT-60U2008

    • Author(s)
      K.Shinohara, T. Okuji, M. Ishikawa, M. Baba, T. Itoga
    • Organizer
      17th Topical Conference on High-Temperature Plasma Diagnostics
    • Place of Presentation
      Albuquerque, USA
    • Year and Date
      2008-05-12
    • Related Report
      2008 Final Research Report
  • [Presentation] Collimated neutron flux array system using a digital signal processing method for neutron-gamma signal discrimination in JT-60U2008

    • Author(s)
      篠原孝司
    • Organizer
      17th Topical Conference on High-Temper ature Plasma Diagnostics
    • Place of Presentation
      アルバカーキ(米)
    • Year and Date
      2008-05-12
    • Related Report
      2008 Annual Research Report
  • [Presentation] JT-60Uにおけるデジタル信号処理を用いた中性子多視線計測2008

    • Author(s)
      石井啓一、篠原孝司、石川正男、奥地俊夫、馬場護、磯部光孝、北島純男、笹尾直安子
    • Organizer
      日本物理学会
    • Place of Presentation
      立教大学
    • Year and Date
      2008-03-30
    • Related Report
      2008 Final Research Report
  • [Presentation] JT60Uでの中性子計測におけるデジタル信号処理手法の応用と高速化2008

    • Author(s)
      奥地俊夫、糸賀俊朗、大石卓司、馬場護、篠原孝司、石川正男
    • Organizer
      日本原子力学会平成20年春の年会
    • Place of Presentation
      大阪大学吹田キャンパス
    • Year and Date
      2008-03-28
    • Related Report
      2008 Final Research Report 2007 Annual Research Report

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

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