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Development of photofunctional complexes using enhancement of phosphorescence of transition-metal complexes in pressured organic glasses

Research Project

Project/Area Number 25410064
Research Category

Grant-in-Aid for Scientific Research (C)

Allocation TypeMulti-year Fund
Section一般
Research Field Inorganic chemistry
Research InstitutionUniversity of Toyama

Principal Investigator

NOZAKI Koichi  富山大学, 理工学研究部(理学), 教授 (20212128)

Co-Investigator(Renkei-kenkyūsha) IWAMURA Munetaka  富山大学, 大学院理工学研究部, 講師 (60372942)
Project Period (FY) 2013-04-01 – 2016-03-31
Project Status Completed (Fiscal Year 2015)
Budget Amount *help
¥5,460,000 (Direct Cost: ¥4,200,000、Indirect Cost: ¥1,260,000)
Fiscal Year 2015: ¥650,000 (Direct Cost: ¥500,000、Indirect Cost: ¥150,000)
Fiscal Year 2014: ¥1,560,000 (Direct Cost: ¥1,200,000、Indirect Cost: ¥360,000)
Fiscal Year 2013: ¥3,250,000 (Direct Cost: ¥2,500,000、Indirect Cost: ¥750,000)
Keywordsリン光 / 白金錯体 / dd励起状態 / 活性化体積 / 圧力効果 / 熱失活 / 有機ガラス / 剛性効果 / 活性化エネルギー / 銅錯体 / ジシアノ金錯体 / 遷移金属錯体 / 金錯体 / dd状態
Outline of Final Research Achievements

We found that thermal deactivation of phosphorescent states in platinum (II) complexes was remarkably suppressed in rigid organic glasses and most of the complexes exhibited highly efficient phosphorescence in polymers. To elucidate the strong rigid media effects, thermal deactivation pathways of phosphorescent state in various platinum (II) complexes have been studied by measuring the activation energy and activation volume of the deactivation processes and by comparing them with those predicted by DFT calculations. It was revealed that the thermal deactivation involves transition states with peculiar structures, which is responsible for the remarkable rigid media effects of phosphorescent states in platinum (II) complexes.

Report

(4 results)
  • 2015 Annual Research Report   Final Research Report ( PDF )
  • 2014 Research-status Report
  • 2013 Research-status Report
  • Research Products

    (19 results)

All 2016 2015 2014 2013

All Journal Article (2 results) (of which Peer Reviewed: 2 results,  Acknowledgement Compliant: 2 results) Presentation (17 results) (of which Int'l Joint Research: 4 results,  Invited: 1 results)

  • [Journal Article] Coherent vibration and ultrafast dynamics upon bond formation in excited dimers of an Au(I) complex2016

    • Author(s)
      Munetaka Iwamura, Ryo Wakabayashi, Junichi Maeba, Koichi Nozaki, Satoshi Takeuchi and Tahei Tahara
    • Journal Title

      Physical Chemistry Chemical Physics

      Volume: 18 Issue: 7 Pages: 5103-5107

    • DOI

      10.1039/c5cp06651d

    • Related Report
      2015 Annual Research Report
    • Peer Reviewed / Acknowledgement Compliant
  • [Journal Article] Effect of Substituents at the 4,7-Positions on the Structural Change Dynamics of Cu(I) Bis(phenanthroline) Complexes in the MLCT Excited State2016

    • Author(s)
      Munetaka Iwamura, Fumiaki Kobayashi, and Koichi Nozaki
    • Journal Title

      Chemistry Letters

      Volume: 45 Issue: 2 Pages: 167-169

    • DOI

      10.1246/cl.151018

    • NAID

      130005124751

    • Related Report
      2015 Annual Research Report
    • Peer Reviewed / Acknowledgement Compliant
  • [Presentation] 長い蛍光寿命を示す金8核クラスターの発光特性2016

    • Author(s)
      大久保伸之, 前場純一, 七分勇勝, 小西克明, 岩村宗高, 野﨑浩一
    • Organizer
      日本化学会 第96春季年会
    • Place of Presentation
      同志社大学
    • Year and Date
      2016-03-24
    • Related Report
      2015 Annual Research Report
  • [Presentation] Theoretical studies of thermal deactivation processes of phosphorescent states in Pt(II) complexes2015

    • Author(s)
      Nozaki, K., Maeba, J., and Iwamura, M.
    • Organizer
      Pacifichem 2015
    • Place of Presentation
      Hawaii
    • Year and Date
      2015-12-15
    • Related Report
      2015 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Photo-induced Structural Change of Aurophilic Oligomers in Water Observed by Ultrafast Spectroscopy2015

    • Author(s)
      Iwamura, M., Wakabayashi R., Maeba J., Nozaki, K., Takeuchi S., and Tahara T.
    • Organizer
      Pacifichem 2015
    • Place of Presentation
      Hawaii
    • Year and Date
      2015-12-15
    • Related Report
      2015 Annual Research Report
    • Int'l Joint Research
  • [Presentation] 強発光を示すジシアノ銀結晶の光物性研究2015

    • Author(s)
      大久保伸之, 野﨑浩一, 岩村宗高
    • Organizer
      第27回配位化合物の光化学討論会
    • Place of Presentation
      佐渡インフォメーションセンター(佐渡島)
    • Year and Date
      2015-08-07
    • Related Report
      2015 Annual Research Report
  • [Presentation] ZERO-FIELD SPLITTING AND PHOSPHORESCENCE MECHANISM OF DICYANOAURATE(I) EXCITED TRIMERS2015

    • Author(s)
      NOZAKI, K., WAKABAYASHI, R., NARUSE, D., IWAMURA, M.
    • Organizer
      21st International Symposium on Photochemistry and Photophysics of Coordination Compounds
    • Place of Presentation
      Poland
    • Year and Date
      2015-07-05
    • Related Report
      2015 Annual Research Report
    • Int'l Joint Research
  • [Presentation] SYNTHESES AND LUMINESCENT PROPERTIES OF IRIDIUM COMPLEXES WITH TRIDENTATE 3{5}-SUBSTITUTED PYRAZOLE LIGANDS2015

    • Author(s)
      Odaka, T., Ozawa, H., Maeba, J., Nozaki, K., Haga, M.
    • Organizer
      21st International Symposium on Photochemistry and Photophysics of Coordination Compounds
    • Place of Presentation
      Poland
    • Year and Date
      2015-07-05
    • Related Report
      2015 Annual Research Report
    • Int'l Joint Research
  • [Presentation] ジホスフィン配位子をもつ発光性銅(I)三配位フェニルアセチリド錯体の励起状態における構造変化と発光物性2015

    • Author(s)
      石川 絵美子・前馬 純一・岩村 宗高・神原 隆介・鈴木 修一・小嵜 正敏・岡田 惠次・野崎 浩一
    • Organizer
      日本化学会第95春季年会
    • Place of Presentation
      日本大学
    • Year and Date
      2015-03-26 – 2015-03-29
    • Related Report
      2014 Research-status Report
  • [Presentation] ジシアノ金(I)酸四級アンモニウム塩の結晶中におけるジシアノ金(I)励起三量体の強発光メカニズムの解明2014

    • Author(s)
      野崎 浩一・若林 諒・成瀬 大輔・岩村 宗高
    • Organizer
      錯体化学討論会
    • Place of Presentation
      中央大学
    • Year and Date
      2014-09-18 – 2014-09-20
    • Related Report
      2014 Research-status Report
  • [Presentation] Studies on radiative and non-radiative processes in transition-metal complexes2014

    • Author(s)
      野﨑浩一
    • Organizer
      錯体化学討論会
    • Place of Presentation
      中央大学
    • Year and Date
      2014-09-18 – 2014-09-20
    • Related Report
      2014 Research-status Report
    • Invited
  • [Presentation] 結晶中におけるジシアノ金(I)励起多量体およびその発光物性の制御2014

    • Author(s)
      若林諒, 岩村宗高, 野崎浩一
    • Organizer
      配位化合物の光化学討論会
    • Place of Presentation
      首都大学東京
    • Year and Date
      2014-08-06 – 2014-08-08
    • Related Report
      2014 Research-status Report
  • [Presentation] ジホスフィン配位子をもつ発光性銅(I)二核フェニルアセチリド錯体の発光メカニズムについて2014

    • Author(s)
      石川絵美子, 成瀬大輔, 岩村宗高, 神原隆介, 鈴木修一, 小嵜正敏, 岡田惠次, 野崎浩一
    • Organizer
      日本化学会第94春季年会
    • Place of Presentation
      名古屋大学
    • Related Report
      2013 Research-status Report
  • [Presentation] d8型遷移金属錯体におけるリン光状態の熱失活経路の解明2014

    • Author(s)
      前馬純一, 中川知美, 岩村宗高, 野崎浩一
    • Organizer
      日本化学会第94春季年会
    • Place of Presentation
      名古屋大学
    • Related Report
      2013 Research-status Report
  • [Presentation] シクロメタレート型三座配位子を有するパラジウム(II)錯体の発光物性2014

    • Author(s)
      中川知美, 前馬純一, 野崎浩一, 岩村宗高
    • Organizer
      日本化学会第94春季年会
    • Place of Presentation
      名古屋大学
    • Related Report
      2013 Research-status Report
  • [Presentation] Pt(II)錯体におけるリン光状態の熱失活過程の解明とその抑制2013

    • Author(s)
      前馬純一, 杉本秀生, 岩村宗高, 野崎浩一
    • Organizer
      第25回配位化合物の光化学討論会
    • Place of Presentation
      唐津ロイヤルホテル
    • Related Report
      2013 Research-status Report
  • [Presentation] シクロメタル6員環構造をもつりん光性Ir錯体の構造と光物性2013

    • Author(s)
      山田希恵, 森 寛敏, 前馬純一, 野崎浩一, 小澤寛晃, 芳賀正明
    • Organizer
      第25回配位化合物の光化学討論会
    • Place of Presentation
      唐津ロイヤルホテル
    • Related Report
      2013 Research-status Report
  • [Presentation] ジホスフィン配位子をもつ発光性銅(I)フェニルアセチリド錯体の発光メカニズム2013

    • Author(s)
      石川絵美子, 岩村宗高, 神原隆介, 鈴木修一, 小嵜正敏, 岡田惠次, 野崎浩一
    • Organizer
      錯体化学会第63回討論会
    • Place of Presentation
      琉球大学
    • Related Report
      2013 Research-status Report
  • [Presentation] 疎水的環境下におけるジシアノ金(I)錯体オリゴマーの青色発光増強とそのメカニズム2013

    • Author(s)
      若林 諒, 岩村宗高, 野崎浩一
    • Organizer
      錯体化学会第63回討論会
    • Place of Presentation
      琉球大学
    • Related Report
      2013 Research-status Report

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Published: 2014-07-25   Modified: 2019-07-29  

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