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Development of Inovative Measurement Technique of Radical Lifetime in Liquid

Research Project

Project/Area Number 16K13710
Research Category

Grant-in-Aid for Challenging Exploratory Research

Allocation TypeMulti-year Fund
Research Field Plasma electronics
Research InstitutionNagoya University

Principal Investigator

Toyoda Hirotaka  名古屋大学, 工学研究科, 教授 (70207653)

Project Period (FY) 2016-04-01 – 2018-03-31
Project Status Completed (Fiscal Year 2017)
Budget Amount *help
¥3,770,000 (Direct Cost: ¥2,900,000、Indirect Cost: ¥870,000)
Fiscal Year 2017: ¥1,170,000 (Direct Cost: ¥900,000、Indirect Cost: ¥270,000)
Fiscal Year 2016: ¥2,600,000 (Direct Cost: ¥2,000,000、Indirect Cost: ¥600,000)
Keywords液体プラズマ相互作用 / マイクロ波プラズマ / 廃棄物処理 / プラズマ液体相互作用
Outline of Final Research Achievements

This study is based on an idea that the temporal variation of chemical reaction might be measured by space-resolved measurement of high speed liquid flow after the plasma processing. Based on this idea, this study discussed the possibility of this measurement technique using a test experimental device. A setup for space-resolved absorption spectroscopy was constructed and measurement of absorption spectroscopy was tried in actual liquid flow environment. As a result, disturbance of the measurement due to bubbles produced in the liquid flow was observed. By suppressing the bubbles and resulting light scattering, and by developing a technique that can cancel the light scattering contribution to the transmitted light, space-resolved optical absorption spectroscopy under liquid flow environment was successfully carried out. Using this technique, space-resolved measurement of organic concentration along the liquid flow was observed.

Report

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

    (16 results)

All 2018 2017 2016

All Journal Article (3 results) (of which Peer Reviewed: 2 results,  Acknowledgement Compliant: 1 results) Presentation (13 results) (of which Int'l Joint Research: 5 results,  Invited: 2 results)

  • [Journal Article] 液体処理用マイクロ波励起プラズマの生成2018

    • Author(s)
      豊田浩孝
    • Journal Title

      表面と真空

      Volume: 61(3) Pages: 113-118

    • NAID

      130006476138

    • Related Report
      2017 Annual Research Report
  • [Journal Article] Enhancement of Liquid Treatment Efficiency by Microwave Plasma under Flow-Induced Reduced Pressure2017

    • Author(s)
      Michiko Ito, Tomohiro Takahashi, Sho Takitou, Seigo Takashima, Norio Nomura, Tominori Kitagawa, Hirotaka Toyoda
    • Journal Title

      Japanese Journal of Applied Physics

      Volume: 56

    • NAID

      210000147442

    • Related Report
      2016 Research-status Report
    • Peer Reviewed / Acknowledgement Compliant
  • [Journal Article] Desorption behavior of zinc atoms from zinc-sulfate solution irradiated with pulsed DC plasma2016

    • Author(s)
      Takafumi Takaba, Haruka Suzuki and Hirotaka Toyoda
    • Journal Title

      Journal of Physics D: Applied Physics

      Volume: 49 Pages: 295202-295202

    • Related Report
      2016 Research-status Report
    • Peer Reviewed
  • [Presentation] A coaxial-waveguide microwave plasma source for in-line treatment of large volume liquid2018

    • Author(s)
      Shohei Fujimura, Haruka Suzuki, Kensuke Sasai and Hirotaka Toyoda
    • Organizer
      ISPlasma2018 / IC-PLANTS2018
    • Related Report
      2017 Annual Research Report
    • Int'l Joint Research
  • [Presentation] 同軸導波管の外部導体ギャップ間におけるマイクロ波プラズマ生成2018

    • Author(s)
      藤村 昇平, 鈴木 陽香, 笹井 建典, 豊田 浩孝
    • Organizer
      第65回応用物理学会春季学術講演会
    • Related Report
      2017 Annual Research Report
  • [Presentation] マイクロ波インライン液体処理における反応領域の空間分布計測2017

    • Author(s)
      堤和紀,滝藤奨,藤村昇平, 鈴木陽香,豊田浩孝
    • Organizer
      第64回応用物理学会春季学術講演会
    • Place of Presentation
      パシフィコ横浜 (神奈川県・横浜市)
    • Year and Date
      2017-03-14
    • Related Report
      2016 Research-status Report
  • [Presentation] Shielding of plasma jets from ambient air by water flow certain2017

    • Author(s)
      Hikaru Senba, Yosuke Koike, Haruka Suzuki and Hirotaka Toyoda
    • Organizer
      9th International Symposium on Advanced Plasma Science and its Applications for Nitrides and Nanomaterials/10th International Conference on Plasma-Nano Technology & Science
    • Place of Presentation
      中部大学(愛知県・名古屋市)
    • Year and Date
      2017-03-02
    • Related Report
      2016 Research-status Report
    • Int'l Joint Research
  • [Presentation] Introduction to Plasma Production - from Breakdown to Plasma Sustainment -2017

    • Author(s)
      Hirotaka Toyoda
    • Organizer
      9th International Symposium on Advanced Plasma Science and its Applications for Nitrides and Nanomaterials/10th International Conference on Plasma-Nano Technology & Science
    • Place of Presentation
      中部大学(愛知県・名古屋市)
    • Year and Date
      2017-03-01
    • Related Report
      2016 Research-status Report
    • Int'l Joint Research / Invited
  • [Presentation] インラインマイクロ波プラズマ処理の高流速化による有機物分解効率の向上2017

    • Author(s)
      堤和紀,滝藤奨,藤村昇平, 伊藤美智子,高島成剛,鈴木陽香,豊田浩孝
    • Organizer
      第34回プラズマプロセシング研究会/第29回プラズマ材料科学シンポジウム
    • Place of Presentation
      北海道大学(北海道・札幌市)
    • Year and Date
      2017-01-16
    • Related Report
      2016 Research-status Report
  • [Presentation] マイクロ波インライン液体処理における反応領域のその場計測2017

    • Author(s)
      堤 和紀 ,藤村 昇平, 鈴木 陽香,豊田 浩孝
    • Organizer
      第78回応用物理学会秋季学術講演会
    • Related Report
      2017 Annual Research Report
  • [Presentation] 空間分解型吸収分光装置を用いたプラズマによる有機溶質分解過程の調査2017

    • Author(s)
      藤村 昇平, 堤 和紀, 鈴木 陽香, 豊田 浩孝
    • Organizer
      平成29年度電気・電子・情報関係学会東海支部連合大会
    • Related Report
      2017 Annual Research Report
  • [Presentation] ギャップ型マイクロ波プラズマ源の改良による液体処理能力向上2017

    • Author(s)
      藤村 昇平、堤 和紀、鈴木 陽香、豊田 浩孝
    • Organizer
      Plasma Conference 2017
    • Related Report
      2017 Annual Research Report
  • [Presentation] 大気圧高密度マイクロ波プラズマの生成とその応用2016

    • Author(s)
      豊田 浩孝
    • Organizer
      2016年真空・表面科学合同講演会
    • Place of Presentation
      名古屋国際会議場(愛知県・名古屋市)
    • Year and Date
      2016-11-29
    • Related Report
      2016 Research-status Report
    • Invited
  • [Presentation] Improvement of Liquid Treatment Efficiency using Microwave In-Line Plasma System with Narrow Flow Path2016

    • Author(s)
      Haruka Suzuki, Sho Takitou, Hirotaka Toyoda
    • Organizer
      The 6th International Conference on Microelectronics and Plasma Technology
    • Place of Presentation
      Gyeongju (Korea)
    • Year and Date
      2016-09-28
    • Related Report
      2016 Research-status Report
    • Int'l Joint Research
  • [Presentation] インラインマイクロ波プラズマの流路狭小化による液体処理性能向上2016

    • Author(s)
      滝藤 奨、伊藤 美智子 、高島 成剛、野村 記生、北川 富則、豊田 浩孝
    • Organizer
      第77回応用物理学会秋季学術講演会
    • Place of Presentation
      朱鷺メッセ(新潟県・新潟市)
    • Year and Date
      2016-09-16
    • Related Report
      2016 Research-status Report
  • [Presentation] Two-Dimensional Atomic Absorption Spectroscopy of Plasma-Stimulated Zn Atom Desorption from ZnSO4 Solution2016

    • Author(s)
      H. Toyoda, T. Takaba, H. Suzuki
    • Organizer
      7th International Workshop on Plasma Spectroscopy
    • Place of Presentation
      名鉄犬山ホテル(愛知県・犬山市)
    • Year and Date
      2016-06-27
    • Related Report
      2016 Research-status Report
    • Int'l Joint Research

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

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