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Controlled synthesis of chalcogenide nanosheets and its electrochemical application

Research Project

Project/Area Number 15K14211
Research Category

Grant-in-Aid for Challenging Exploratory Research

Allocation TypeMulti-year Fund
Research Field Reaction engineering/Process system
Research InstitutionTohoku University

Principal Investigator

Tomai Takaaki  東北大学, 多元物質科学研究所, 講師 (80583351)

Research Collaborator YASUI Yoji  東北大学, 環境科学研究科
Project Period (FY) 2015-04-01 – 2017-03-31
Project Status Completed (Fiscal Year 2016)
Budget Amount *help
¥3,640,000 (Direct Cost: ¥2,800,000、Indirect Cost: ¥840,000)
Fiscal Year 2016: ¥1,300,000 (Direct Cost: ¥1,000,000、Indirect Cost: ¥300,000)
Fiscal Year 2015: ¥2,340,000 (Direct Cost: ¥1,800,000、Indirect Cost: ¥540,000)
Keywords超臨界流体 / ナノシート / 電極触媒 / 水素製造 / エネルギー / 反応工学 / ナノ材料
Outline of Final Research Achievements

In this study, we developed scalable synthesis processing of well-controlled chalcogenide nanosheets catalyst by using supercritical fluid. As a result, we achieved fast synthesis of agglomerates of Mo(S,Se)2 nanosheets with edge-exposed structure by the assistance of reductive agents in supercritical ethanol. The layer-number-controlled and S/Se-ratio-controlled Mo(S,Se)2 catalyst exhibited excellent performance for hydrogen evolution reaction.

Report

(3 results)
  • 2016 Annual Research Report   Final Research Report ( PDF )
  • 2015 Research-status Report
  • Research Products

    (4 results)

All 2017 2015

All Presentation (4 results) (of which Int'l Joint Research: 2 results,  Invited: 1 results)

  • [Presentation] 超臨界流体硫化反応によるフラワー状MoS2の制御合成とその電気化学特性2017

    • Author(s)
      安井容二,中安祐太,谷木良輔,笘居高明,本間格
    • Organizer
      化学工学会第82年会
    • Place of Presentation
      芝浦工業大学 豊洲キャンパス(東京都江東区)
    • Year and Date
      2017-03-06
    • Related Report
      2016 Annual Research Report
  • [Presentation] abrication of chalcogenide semiconductor films using supercritical ethanol dissolving low-cost solid chalcogen sources2015

    • Author(s)
      Takaaki Tomai, Yuta Nakayasu and Itaru Honma
    • Organizer
      Pacifichem 2015
    • Place of Presentation
      Honolulu, USA
    • Year and Date
      2015-12-15
    • Related Report
      2015 Research-status Report
    • Int'l Joint Research / Invited
  • [Presentation] CuInS2 deposition into nanoporous TiO2 by supercritical fluid methods for photovoltaics application2015

    • Author(s)
      Yoji Yasui, Yuta Nakayasu, Takaaki Tomai, Takeshi Momose, Liwen Sang, Masatomo Sumiya, Itaru Honma
    • Organizer
      The 11th International Symposium on Supercritical Fluids
    • Place of Presentation
      Seoul, Republic of Korea
    • Year and Date
      2015-10-11
    • Related Report
      2015 Research-status Report
    • Int'l Joint Research
  • [Presentation] 超臨界流体を用いたTiO2ナノ細孔へのCuInS2埋め込み成膜2015

    • Author(s)
      安井容二、中安裕太、百瀬健、笘居高明、本間格
    • Organizer
      化学工学会 第47回秋季大会
    • Place of Presentation
      北海道大学
    • Year and Date
      2015-09-09
    • Related Report
      2015 Research-status Report

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Published: 2015-04-16   Modified: 2018-03-22  

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