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Novel porphyrin sensitizer-water splitting catalyst hybrids for light-driven material conversion

Research Project

Project/Area Number 25620148
Research Category

Grant-in-Aid for Challenging Exploratory Research

Allocation TypeMulti-year Fund
Research Field Energy-related chemistry
Research InstitutionKyoto University

Principal Investigator

IMAHORI HIROSHI  京都大学, 物質ー細胞統合システム拠点, 教授 (90243261)

Co-Investigator(Kenkyū-buntansha) 高野 勇太  京都大学, 物質-細胞統合システム拠点, 助教 (60580115)
Project Period (FY) 2013-04-01 – 2015-03-31
Project Status Completed (Fiscal Year 2014)
Budget Amount *help
¥4,030,000 (Direct Cost: ¥3,100,000、Indirect Cost: ¥930,000)
Fiscal Year 2014: ¥1,560,000 (Direct Cost: ¥1,200,000、Indirect Cost: ¥360,000)
Fiscal Year 2013: ¥2,470,000 (Direct Cost: ¥1,900,000、Indirect Cost: ¥570,000)
Keywords人工光合成 / ポルフィリン / 水分解 / ルテニウム錯体 / 電子移動 / ジアザポルフィリン / フラーレン / 連結分子
Outline of Final Research Achievements

To establish methodology for light-driven water splitting, we have focused on the creation of highly efficient water splitting catalyst driven by light as well as the fabrication of the corresponding photoelectrochemical cell for material conversion. First, we synthesized a series of porphyrins with high oxidizing power for extracting multi-electron from the water splitting catalyst with water. Second, ruthenium complexes as the water splitting catalyst were prepared. Finally, they were assembled onto a semiconducting electrode, which was found to exhibit the capability of light-driven water splitting.

Report

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

    (4 results)

All 2014 2013 Other

All Journal Article (1 results) (of which Peer Reviewed: 1 results) Presentation (2 results) Remarks (1 results)

  • [Journal Article] Slow Charge Recombination and Enhanced Photoelectrochemical Properties of Diazaporphyrin-Fullerene Linked Dyad2014

    • Author(s)
      Masanori Yamamoto, Yuta Takano, Yoshihiro Matano, Kati Stranius, Nikolai V. Tkachenko, Helge Lemmetyinen, Hiroshi Imahori
    • Journal Title

      The Journal of Physical Chemistry C

      Volume: 118 Issue: 4 Pages: 1808-1820

    • DOI

      10.1021/jp410436f

    • Related Report
      2013 Research-status Report
    • Peer Reviewed
  • [Presentation] Synthesis and Photophysical Properties of Diazaporphyrin-Fullerene Linked Dyad2014

    • Author(s)
      Masanori Yamamoto, Yuta Takano, Yoshihiro Matano, Kati Stranius, Nikolai V. Tkachenko, Helge Lemmetyinen, and Hiroshi Imahori
    • Organizer
      225th Electrochemical Society Meeting
    • Place of Presentation
      Orlando, USA
    • Year and Date
      2014-05-11 – 2014-05-15
    • Related Report
      2014 Annual Research Report
  • [Presentation] ジアザポルフィリンー[60]フラーレン連結分子の光電変換特性2013

    • Author(s)
      山本雅納・高野勇太・俣野善博・今堀 博
    • Organizer
      光化学討論会
    • Place of Presentation
      愛媛大学
    • Related Report
      2013 Research-status Report
  • [Remarks] ようこそ、今堀研究室ホームページへ

    • URL

      http://www.moleng.kyoto-u.ac.jp/~moleng_05/

    • Related Report
      2013 Research-status Report

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

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