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Cold examination of highly efficient laser isotope separation of radioactive cesium by an atomic method in thermal equilibrium

Research Project

Project/Area Number 16K14538
Research Category

Grant-in-Aid for Challenging Exploratory Research

Allocation TypeMulti-year Fund
Research Field Nuclear engineering
Research InstitutionHiroshima University

Principal Investigator

Matsuoka Leo  広島大学, 工学研究科, 助教 (50455276)

Research Collaborator KOBAYASHI Takanori  
YUKI Kenta  
NAMBA Shinichi  
NISHIYA Noritaka  
KUSANO Yuya  
LAVIČKA Hynek  
Project Period (FY) 2016-04-01 – 2018-03-31
Project Status Completed (Fiscal Year 2017)
Budget Amount *help
¥3,640,000 (Direct Cost: ¥2,800,000、Indirect Cost: ¥840,000)
Fiscal Year 2017: ¥1,040,000 (Direct Cost: ¥800,000、Indirect Cost: ¥240,000)
Fiscal Year 2016: ¥2,600,000 (Direct Cost: ¥2,000,000、Indirect Cost: ¥600,000)
Keywords原子・分子物理 / 核変換 / 半導体レーザー / 原子衝突 / 量子化学 / 原子力エネルギー / 原子法 / 連続発振レーザー
Outline of Final Research Achievements

To develop a laser-based method for isotope separation of Cs-135 (radioactive) and Cs-133 (stable), which is thought to be difficult by current technologies, we performed theoretical studies and development of experimental apparatus for a highly efficient method that works in thermal equilibrium. In the theoretical study, we performed numerical analyses for inter-atomic collisions by using potential curves originally developed, and evaluate rate equation system including excitation by light. We derived annual throughput of the method presented. In the experimental study, we developed a laser system suitable to be used in the experiments for optimization of the method presented.

Report

(3 results)
  • 2017 Annual Research Report   Final Research Report ( PDF )
  • 2016 Research-status Report
  • Research Products

    (20 results)

All 2018 2017 2016 Other

All Int'l Joint Research (1 results) Journal Article (5 results) (of which Int'l Joint Research: 1 results,  Open Access: 2 results,  Peer Reviewed: 4 results,  Acknowledgement Compliant: 1 results) Presentation (14 results) (of which Int'l Joint Research: 6 results,  Invited: 2 results)

  • [Int'l Joint Research] KU Leuven(Belgium)

    • Related Report
      2017 Annual Research Report
  • [Journal Article] The continuous-time quantum walk with transition moments of the Gaussian distribution as a mathematical model of rotational excitation in molecules by an optical pulse2017

    • Author(s)
      Matsuoka L、Lavicka H
    • Journal Title

      Journal of Physics: Conference Series

      Volume: 936 Pages: 012075-012075

    • DOI

      10.1088/1742-6596/936/1/012075

    • Related Report
      2017 Annual Research Report
    • Open Access / Int'l Joint Research
  • [Journal Article] Numerical analysis of highly efficient laser-based method of radioactive Cs isotope separation utilizing light-induced drift in D1 and D2 transitions in rare gases2017

    • Author(s)
      Yuki Kenta、Kobayashi Takanori、Matsuoka Leo
    • Journal Title

      Journal of Nuclear Science and Technology

      Volume: 54 Issue: 11 Pages: 1240-1250

    • DOI

      10.1080/00223131.2017.1359119

    • Related Report
      2017 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Numerical study of collisional effects in saturated absorption spectrum of argon arcjet plasma2017

    • Author(s)
      Matsuoka L.、Nishiya N.、Yuki K.、Sonoyama Y.
    • Journal Title

      Journal of Instrumentation

      Volume: 12 Issue: 11 Pages: C11023-C11023

    • DOI

      10.1088/1748-0221/12/11/c11023

    • Related Report
      2017 Annual Research Report
    • Peer Reviewed
  • [Journal Article] A Quasi-classical Trajectory Calculation for the Cesium Exchange Reaction of <sup>133</sup>CsI (<i>v</i> = 0, <i>j</i> = 0) + <sup>135</sup>Cs → <sup>133</sup>Cs + I<sup>135</sup>Cs2017

    • Author(s)
      Takanori KOBAYASHI, Leo MATSUOKA, Keiichi YOKOYAMA
    • Journal Title

      Journal of the Japan Institute of Energy

      Volume: 96 Issue: 10 Pages: 441-444

    • DOI

      10.3775/jie.96.441

    • NAID

      130006188602

    • ISSN
      0916-8753, 1882-6121
    • Related Report
      2017 Annual Research Report
    • Peer Reviewed / Open Access
  • [Journal Article] An Ab Initio Study on Four Low-lying Electronic Potential Energy Curves for Atomic Cesium and Rare Gas Pairs2016

    • Author(s)
      Takanori Kobayashi, Kenta Yuki, Leo Matsuoka
    • Journal Title

      Chemistry Letters

      Volume: 45 Issue: 12 Pages: 1400-1402

    • DOI

      10.1246/cl.160730

    • NAID

      130005475741

    • ISSN
      0366-7022, 1348-0715
    • Related Report
      2016 Research-status Report
    • Peer Reviewed / Acknowledgement Compliant
  • [Presentation] 原子力工学と量子ウォークのインタラクション2018

    • Author(s)
      松岡雷士
    • Organizer
      岡山-広島 解析・確率論セミナー 2018
    • Related Report
      2017 Annual Research Report
    • Invited
  • [Presentation] 放射性セシウムの高効率レーザー同位体分離:原子法の新展開2017

    • Author(s)
      松岡雷士
    • Organizer
      日本原子力学会中国・四国支部 第7回通常支部大会・講演会
    • Related Report
      2017 Annual Research Report
    • Invited
  • [Presentation] Dichroic atomic vapor spectroscopy of Cesium for development of laser system with widely tunable stabilized wavelength2017

    • Author(s)
      Yuya Kusano
    • Organizer
      The 1st International Symposium on Fuels and Energy
    • Related Report
      2017 Annual Research Report
    • Int'l Joint Research
  • [Presentation] The continuous-time quantum walk with transition moments of the Gaussian distribution as a mathematical model of rotational excitation in molecules by an optical pulse2017

    • Author(s)
      Matsuoka L、Lavicka H
    • Organizer
      6th International Conference on Mathematical Modeling in Physical Sciences (IC-MSQUARE)
    • Related Report
      2017 Annual Research Report
    • Int'l Joint Research
  • [Presentation] 光誘起ドリフト発生条件における飽和吸収スペクトルの数値シミュレーション2017

    • Author(s)
      西谷徳高、松岡雷士
    • Organizer
      日本原子力学会 中国・四国支部 第11回研究発表会
    • Related Report
      2017 Annual Research Report
  • [Presentation] 光誘起ドリフト実験に向けた二色性原子蒸気分光法によるレーザー波長の広範囲安定化2017

    • Author(s)
      草野雄也、西谷徳高、松岡雷士
    • Organizer
      日本原子力学会 中国・四国支部 第11回研究発表会
    • Related Report
      2017 Annual Research Report
  • [Presentation] Numerical study of collisional effects in saturated absorption spectrum of Argon arcjet plasma2017

    • Author(s)
      Leo Matsuoka, Noritaka Nishiya, Kenta Yuki, Yutaro Sonoyama
    • Organizer
      18th, Laser Aided Plasma Diagnostics
    • Related Report
      2017 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Utilization of a Blue Diode Laser for Visual Observation of Cesium Vapor2017

    • Author(s)
      Leo Matsuoka, Yuya Kusano, Noritaka Nishiya
    • Organizer
      The 6th Joint Conference on Renewable Energy and Nanotechnology - JCREN 2017
    • Related Report
      2017 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Development of a laser system stabilized with dichroic atomic vapor spectroscopy toward isotope separation of radioactive cesium utilizing light-induced drift2017

    • Author(s)
      Yuya Kusano, Noritaka Nishiya, Kenta Yuki, Leo Matsuoka
    • Organizer
      The 6th Joint Conference on Renewable Energy and Nanotechnology - JCREN 2017
    • Related Report
      2017 Annual Research Report
    • Int'l Joint Research
  • [Presentation] 励起状態衝突緩和を利用した放射性セシウムの高効率レーザ ー同位体分離2016

    • Author(s)
      松岡雷士
    • Organizer
      「プラズマ科学における分光計測の高度化と原子分子過程研究の新展開」「原子分子データ応用フォーラムセミナー」合同研究会
    • Place of Presentation
      土岐
    • Year and Date
      2016-12-20
    • Related Report
      2016 Research-status Report
  • [Presentation] Numerical study on light-induced drift of atomic rubidium based on ab initio interatomic potentials2016

    • Author(s)
      Kenta Yuki, Takanori Kobayashi, Leo Matsuoka
    • Organizer
      The 5th Joint Conference on Renewable Energy and Nanotechnology (JCREN2016)
    • Place of Presentation
      Kuala Lumpur, Malaysia
    • Year and Date
      2016-12-08
    • Related Report
      2016 Research-status Report
    • Int'l Joint Research
  • [Presentation] セシウム-希ガス間のポテンシャルエネルギーカーブについてのab initio計算2016

    • Author(s)
      小林孝徳, 松岡雷士, 結城謙太, 難波愼一
    • Organizer
      第10回分子科学討論会
    • Place of Presentation
      神戸
    • Year and Date
      2016-09-13
    • Related Report
      2016 Research-status Report
  • [Presentation] 光誘起ドリフトによる放射性セシウムの高効率同位体分離の数値解析2016

    • Author(s)
      結城謙太, 松岡雷士, 小林孝徳, 難波愼一
    • Organizer
      日本原子力学会2016年秋の大会
    • Place of Presentation
      久留米
    • Year and Date
      2016-09-07
    • Related Report
      2016 Research-status Report
  • [Presentation] 放射性セシウム同位体分離のための光誘起ドリフト現象の数値的解析2016

    • Author(s)
      結城謙太, 小林孝徳, 松岡雷士
    • Organizer
      日本原子力学会中国・四国支部第10回研究発表会
    • Place of Presentation
      坂出
    • Related Report
      2016 Research-status Report

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Published: 2016-04-21   Modified: 2019-03-29  

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