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Tunneling Isomerization on Asymmetric Double Minimum Potential

Research Project

Project/Area Number 19550009
Research Category

Grant-in-Aid for Scientific Research (C)

Allocation TypeSingle-year Grants
Section一般
Research Field Physical chemistry
Research InstitutionTokyo University of Agriculture and Technology

Principal Investigator

NAKATA Munetaka  Tokyo University of Agriculture and Technology, 大学院・共生科学技術研究院, 教授 (40143367)

Project Period (FY) 2007 – 2008
Project Status Completed (Fiscal Year 2008)
Budget Amount *help
¥3,770,000 (Direct Cost: ¥2,900,000、Indirect Cost: ¥870,000)
Fiscal Year 2008: ¥1,430,000 (Direct Cost: ¥1,100,000、Indirect Cost: ¥330,000)
Fiscal Year 2007: ¥2,340,000 (Direct Cost: ¥1,800,000、Indirect Cost: ¥540,000)
Keywords光反応 / トンネル異性化 / マトリックス単離 / 赤外分光法 / 分子内水素移動 / トンネル現象 / 化学物理 / 光スイッチ / 原子・分子物理
Research Abstract

基本的な有機分子を,高真空状態で,かつ,極低温に冷却したアルゴン固体の中に埋め込み,紫外線を照射したときに起こる水素原子の分子内移動の様子を詳しく研究した.赤外吸収スペクトルの測定および量子化学計算による分子構造,振動数などの計算結果を併用して解析したところ,水素原子は非対称な二極性ポテンシャル面上で,トンネル効果によって異性化障壁を超えて分子内を移動して,分子の形が変化することがわかった.

Report

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

    (15 results)

All 2008 2007 Other

All Journal Article (7 results) (of which Peer Reviewed: 7 results) Presentation (7 results) Remarks (1 results)

  • [Journal Article] Photoreaction Mechanism of 2-Chloropropionic Acid in a Low-Temperature Argon Matrix2008

    • Author(s)
      S. Nishino, M. Nakata
    • Journal Title

      J. Mol. Structure 875(1-3)

      Pages: 520-526

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Photoreaction mechanism of 2-chloropropionic acid in a low-temperature argon matrix2008

    • Author(s)
      S. Nishino
    • Journal Title

      J. Mol. Struct. 875

      Pages: 520-526

    • Related Report
      2007 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Intramolecular Hydrogen Atom Tunneling in 2-Chlorobenzoic Acid Studied by Low-Temperature Matrix-Isolation Infrared Spectroscopy2007

    • Author(s)
      S. Nishino, M. Nakata
    • Journal Title

      J. Phys. Chem. A 111(30)

      Pages: 7041-7047

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Dynamics of Intramolecular Hydrogen-Atom Migrations in 2-Hydroxy-3-nitropyridine Studied by Low-Temperature Matrix-Isolation Infrared Spectroscopy and Density Functional Theory Calculation2007

    • Author(s)
      M. Nagaya, M. Nakata
    • Journal Title

      J. Phys. Chem. A 111(28)

      Pages: 6256-6262

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Intramolecular hydrogen atom tunneling in 2-chlorobenzoicacid studied by low-temperature matrix-isolation infrared spectroscopy2007

    • Author(s)
      S. Nishino
    • Journal Title

      J. Phys. Chem. 111

      Pages: 7041-7047

    • Related Report
      2007 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Dynamics of intramolecular hydrogen-Atom migrations in 2-hydroxy-3-nitropyridine studied by low-temperature matrix-isolation infrared spectroscopy and density functional theory calculation2007

    • Author(s)
      M. Nagaya
    • Journal Title

      J. Phys. Chem. 111

      Pages: 6256-6262

    • Related Report
      2007 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Photo-Induced Hydrogen-Atom Eliminations of 6-Hydroxyquinoline and 7-Hydroxyquinoline Studied by Low-Temperature Matrix-Isolation Infrared Spectroscopy and Density-Functional-Theory Calculations

    • Author(s)
      M. Sekine, Y. Nagai, H. Sekiya, M. Nakata
    • Journal Title

      J. Phys. Chem. A (in press)

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Presentation] 低温マトリックス単離赤外分光法による5-ヒドロキシキノリンおよび7-ヒドロキシキノリンの光反応機構2008

    • Author(s)
      中田宗隆
    • Organizer
      分子科学討論会
    • Place of Presentation
      福岡国際会議場
    • Year and Date
      2008-09-24
    • Related Report
      2008 Annual Research Report
  • [Presentation] 低温マトリックス単離赤外分光法による6-ヒドロキシキノリンの光反応機構2008

    • Author(s)
      中田宗隆
    • Organizer
      分子科学討論会
    • Place of Presentation
      福岡国際会議場
    • Year and Date
      2008-09-24
    • Related Report
      2008 Annual Research Report
  • [Presentation] Intramolecular hydrogen-atom migration and tunneling isomerization in low-temperature rare-gas matrices2008

    • Author(s)
      中田宗隆
    • Organizer
      第7回 低温化学に関する国際会議
    • Place of Presentation
      ヘルシンキ
    • Year and Date
      2008-08-26
    • Related Report
      2008 Annual Research Report
  • [Presentation] 低温マトリックス単離赤外分光法による5-ヒドロキシキノリンおよび7-ヒドロキシキノリンの光反応機構2008

    • Author(s)
      関根正彦, 中田宗隆, 永井裕子, 関谷博
    • Organizer
      分子科学討論会
    • Place of Presentation
      福岡
    • Related Report
      2008 Final Research Report
  • [Presentation] 低温マトリックス単離赤外分光法による6-ヒドロキシキノリンの光反応機構2008

    • Author(s)
      関根正彦, 中田宗隆, 永井裕子, 関谷博
    • Organizer
      分子科学討論会
    • Place of Presentation
      福岡
    • Related Report
      2008 Final Research Report
  • [Presentation] Intramolecular hydrogen-atom migration and tunneling isomerization in low-temperature rare-gas matrices2008

    • Author(s)
      M. Nakata
    • Organizer
      7^<th> International Conference on Low Temperature Chemistry, Helsinki
    • Place of Presentation
      Invited
    • Related Report
      2008 Final Research Report
  • [Presentation] 2-ヒドロキシ-3-ニトロピリジンの3種類の分子内水素原子移動とトンネル異性化2007

    • Author(s)
      長屋真紀, 中田宗隆
    • Organizer
      分子科学会
    • Place of Presentation
      仙台
    • Related Report
      2008 Final Research Report
  • [Remarks]

    • URL

      http://kenkyu-web.tuat.ac.jp/Profiles/1/0000066/profile.html

    • Related Report
      2007 Annual Research Report

URL: 

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

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