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Study on the mechanism of reaction rate enhancement by microwave irradiation using nano- and pico-second time resolved spectroscopy.

Research Project

Project/Area Number 20560712
Research Category

Grant-in-Aid for Scientific Research (C)

Allocation TypeSingle-year Grants
Section一般
Research Field Reaction engineering/Process system
Research InstitutionKanazawa University

Principal Investigator

TAKAHASHI Kenji  Kanazawa University, 自然システム学系, 准教授 (00216714)

Project Period (FY) 2008 – 2010
Project Status Completed (Fiscal Year 2010)
Budget Amount *help
¥4,680,000 (Direct Cost: ¥3,600,000、Indirect Cost: ¥1,080,000)
Fiscal Year 2010: ¥1,040,000 (Direct Cost: ¥800,000、Indirect Cost: ¥240,000)
Fiscal Year 2009: ¥1,040,000 (Direct Cost: ¥800,000、Indirect Cost: ¥240,000)
Fiscal Year 2008: ¥2,600,000 (Direct Cost: ¥2,000,000、Indirect Cost: ¥600,000)
Keywordsマイクロ波 / 時間分解蛍光 / 蛍光異方性 / 分子配向 / 偏光 / 非熱的効果 / 分子回転 / 新規反応場 / 活性化エネルギー / 時間分解分光 / 非熱的作用 / 蛍光
Research Abstract

An experimental apparatus that can measure fluorescence lifetime with picoseond time-resolution under microwave irradiation conditions was build up. Using the apparatus the effect of microwave irradiation on the rotational motion of a probe molecule C153 was investigated. The activation energy for the rotational motion was determined by measuring the temperature dependence of the rotational rate constants. It is found that the activation energy was reduced under the microwave irradiation conditions by comparing with that measured under conventional heating conditions. Therefore it may be concluded that, under the microwave irradiation conditions, the dipole molecule can rotate easily.

Report

(4 results)
  • 2010 Annual Research Report   Final Research Report ( PDF )
  • 2009 Annual Research Report
  • 2008 Annual Research Report
  • Research Products

    (23 results)

All 2011 2010 2009 2008

All Journal Article (5 results) (of which Peer Reviewed: 3 results) Presentation (14 results) Book (4 results)

  • [Journal Article] Reactions of Excited-Benzophenone Ketyl Rad ical in a Room Temperature Ionic Liquid2010

    • Author(s)
      Kenji Takahashi, Hiroaki, Tezuka, Shingo Kitamura, Toshifumi Satoh, Ryuji Katoh
    • Journal Title

      Physical Chemistry Chemical Physics 12

      Pages: 1963-1970

    • Related Report
      2010 Final Research Report
  • [Journal Article] Electrochemical carboxylation of α-chloroethylbenzene in ionic liquids compressed with carbon dioxide2010

    • Author(s)
      Y.Hiejima, M.Hayashi, A.Uda, S.Oya, H.kondoh, H.Senboku, K.Takahashi
    • Journal Title

      Physical Chemistry Chemical Physics 12

      Pages: 1953-1957

    • Related Report
      2010 Final Research Report
  • [Journal Article] Reactions of Excited-Benzophenone Ketyl Radical in a Room Temperature Ionic Liquid2010

    • Author(s)
      Kenji Takahashi, Hiroaki Tezuka, Shingo Kitamura, Toshifwni Satoh, Ryuji Katoh
    • Journal Title

      Physical Chemistry Chemical Physics

      Volume: 12 Pages: 1963-1970

    • Related Report
      2010 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Electrochemical carboxylation of a-chloroethylbenzene in ionic liquids compressed with carbon dioxide2010

    • Author(s)
      Y.Hiejima, M.Hayashi, A.UdaS.Oya, H.kondoh, H.Senboku, K.Takahashi
    • Journal Title

      Physical Chemistry Chemical Physics

      Volume: 12 Pages: 1953-1957

    • Related Report
      2010 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Formation of Anhydroglucose in Ionic Liquids by Microwave Heating-Temperature and Chloride Ion Effects-2009

    • Author(s)
      H.Sato, H.Kaga, T.Kakuchi, T.Satoh, K.Takahashi
    • Journal Title

      Chemistry Letters 38

      Pages: 1178-1179

    • NAID

      10027175852

    • Related Report
      2009 Annual Research Report
    • Peer Reviewed
  • [Presentation] Plasma chemistry on water surface. Part 1.-Microwave-induced CO_2 plasma jet-2011

    • Author(s)
      高橋憲司
    • Organizer
      International Workshop on Radiation Effects in Nuclear Technology
    • Place of Presentation
      東京大学弥生講堂(東京都)
    • Year and Date
      2011-03-09
    • Related Report
      2010 Final Research Report
  • [Presentation] Plasma chemistry on water surface. Part 2.-Laser Breakdown Plasma and water mist2011

    • Author(s)
      高橋憲司
    • Organizer
      International Workshp on Radiation Effects in Nuclear Technology
    • Place of Presentation
      東京大学弥生講堂(東京都)
    • Year and Date
      2011-03-09
    • Related Report
      2010 Final Research Report
  • [Presentation] Plasma chemistry on water surface.Part 1.-Microwave-induced CO_2 plas oma jet-2011

    • Author(s)
      Kenji Takahashi
    • Organizer
      International Workshop on Radiation Effects in Nuclear Technology
    • Place of Presentation
      東京大学弥生講堂(東京都)
    • Year and Date
      2011-03-09
    • Related Report
      2010 Annual Research Report
  • [Presentation] Plasma chemistry on water surface.Part 2.-Laser Breakdown Plasma and water mist-2011

    • Author(s)
      Kenji Takahashi
    • Organizer
      International Workshop on Radiation Effects in Nuclear Technology
    • Place of Presentation
      東京大学弥生講堂(東京都)
    • Year and Date
      2011-03-09
    • Related Report
      2010 Annual Research Report
  • [Presentation] Reaction of solvated electron in excited state in ionic liquids2010

    • Author(s)
      高橋憲司
    • Organizer
      The 3rd Asia-Pacific Symposium on Radiation Chemistry
    • Place of Presentation
      Treasure Island Resorts(India)
    • Year and Date
      2010-09-14
    • Related Report
      2010 Final Research Report
  • [Presentation] Reaction of solvated electron in excited state in ionic liquids2010

    • Author(s)
      Kenji Takahashi
    • Organizer
      The 3rd Asia-Pacific Symposium on Radiation Chemistry
    • Place of Presentation
      Treasure Island Resorts(India)(招待講演)
    • Year and Date
      2010-09-14
    • Related Report
      2010 Annual Research Report
  • [Presentation] Reaction dynamics of radicals and solvated electrons at excited state studied by two-color dual-pulse laser flash photolysis in ionic liquids2010

    • Author(s)
      Kenji Takahashi
    • Organizer
      American Chemical Society
    • Place of Presentation
      米国サンフランシスコ
    • Year and Date
      2010-03-25
    • Related Report
      2009 Annual Research Report
  • [Presentation] Reaction control of benzophenone ketyl radical at excited state by successive two-color nanosecond laser pulses in ionic liquid2009

    • Author(s)
      高橋憲司
    • Organizer
      3^<rd> Congress on Ionic Liquids
    • Place of Presentation
      Cairns, Australia
    • Year and Date
      2009-06-01
    • Related Report
      2010 Final Research Report
  • [Presentation] マイクロ波照射場における蛍光プローブ分子の溶媒和状態の変化2009

    • Author(s)
      高橋憲司
    • Organizer
      化学工学会第74年会
    • Place of Presentation
      横浜
    • Year and Date
      2009-03-20
    • Related Report
      2010 Final Research Report
  • [Presentation] マイクロ波照射場における蛍光プローブ分子の溶媒和状態の変化2009

    • Author(s)
      高橋憲司
    • Organizer
      化学工学会 第74年会
    • Place of Presentation
      横浜
    • Year and Date
      2009-03-20
    • Related Report
      2008 Annual Research Report
  • [Presentation] Fluorescence lifetime and molecular rotational motion under microwave irradiation2008

    • Author(s)
      Shutaro Nagaya, Ai Konishi, Harumi Kaga, Kenji Takahashi
    • Organizer
      Global Congress on Microwave Energy Applications
    • Place of Presentation
      大津
    • Year and Date
      2008-08-06
    • Related Report
      2010 Final Research Report
  • [Presentation] Formation of Anhydroglucose from Polysaccaride in Ionic Liquids by Microwave Irradiation2008

    • Author(s)
      Momoko Hayashi, Miho Hamauchi, Hiroe Satoh, Kenji Takahashi, Toshifumi Satoh, Toyoji Kakuchi, Harumi Kaga
    • Organizer
      Global Congress on Microwave Energy Applications
    • Place of Presentation
      大津
    • Year and Date
      2008-08-06
    • Related Report
      2010 Final Research Report
  • [Presentation] Microwave-Assisted Heating of Glucose in High-Boiling Solvent2008

    • Author(s)
      Akiyoshi Sasaki, Masahide Sasaki, Kenji Takahashi, Atsushi Narumi, Toshifumi Satoh, Toyoji Kakuchi, Harumi Kaga
    • Organizer
      Global Congress on Microwave Energy Apphcations
    • Place of Presentation
      大津
    • Year and Date
      2008-08-06
    • Related Report
      2010 Final Research Report
  • [Presentation] Fluorescence lifetime and molecular rotational motion under microwave irradiation2008

    • Author(s)
      Kenji Takahashi
    • Organizer
      Global Congress on Microwave Energey Applications
    • Place of Presentation
      大津
    • Year and Date
      2008-08-06
    • Related Report
      2008 Annual Research Report
  • [Book] 担当Chapter 11. Radiation chemistry and photochemistry of ionic liquids(Ed.by Hatano, Mozumder, Katsumura)(Charged Particle and Photon Interactions with Matter)2010

    • Author(s)
      Kenji Takahashi, James F.Wishart
    • Publisher
      Taylor & Francis Group(CRC Press)
    • Related Report
      2010 Final Research Report
  • [Book] 担当:Chapter 12. Formation of Anhydrosugars from Polysaccharides in Ionic Liquid(Ionic Liquid Applications : Pharmaceuticals, Therapeutics, and Biotechnology)(ACS Symposium Series, Vol.1038)2010

    • Author(s)
      Hiroe Satoh, Momoko Hayashi, Toshifumi Satoh, Toyoji Kakuchi, Harumi Kaga, Kenji Takahashi
    • Publisher
      American Chemical Society
    • Related Report
      2010 Final Research Report
  • [Book] Charged Particle and Photon Interactions with Matter2010

    • Author(s)
      Kenji Takahashi, James Whishart
    • Total Pages
      1045
    • Publisher
      CRC Press, Taylor & Francis Group
    • Related Report
      2010 Annual Research Report
  • [Book] Ionic Liquid Applications : Pharmaceuticals, Therapeutics, and Biotechnology2010

    • Author(s)
      Hiroe Satoh, Momoko Hayashi Toshifumi Satoh, Toyoji Kakuchi Harumi Kaga, Kenji Takahashi
    • Total Pages
      226
    • Publisher
      American Chemical Society
    • Related Report
      2010 Annual Research Report

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Published: 2008-04-01   Modified: 2016-04-21  

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