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Visible light induced charge separation by novel alternating layered nanohybrid photocatalyst

Research Project

Project/Area Number 26410235
Research Category

Grant-in-Aid for Scientific Research (C)

Allocation TypeMulti-year Fund
Section一般
Research Field Inorganic industrial materials
Research InstitutionShinshu University

Principal Investigator

Mochizuki Dai  信州大学, 先鋭領域融合研究群環境・エネルギー材料科学研究所, 准教授(特定雇用) (90434315)

Project Period (FY) 2014-04-01 – 2018-03-31
Project Status Completed (Fiscal Year 2017)
Budget Amount *help
¥5,200,000 (Direct Cost: ¥4,000,000、Indirect Cost: ¥1,200,000)
Fiscal Year 2016: ¥1,560,000 (Direct Cost: ¥1,200,000、Indirect Cost: ¥360,000)
Fiscal Year 2015: ¥1,560,000 (Direct Cost: ¥1,200,000、Indirect Cost: ¥360,000)
Fiscal Year 2014: ¥2,080,000 (Direct Cost: ¥1,600,000、Indirect Cost: ¥480,000)
Keywordsヘテロ積層 / ナノシート / クリック反応 / 光触媒 / ヘテロ接合 / 層状金属酸化物 / 交互積層体 / 電子移動 / 電荷分離 / 無機酸化物
Outline of Final Research Achievements

In this research project, we created a novel nanohybrid photocatalyst in which heterogeneous metal oxide layers are alternately stacked on a nanometer scale. Specifically, by applying a click chemistry technique to layered metal oxide, photoinduced charge separation was controlled by introducing interlayer distance and dye molecules between the layers.
For layered tantalate and layered niobate for the application to photocatalyst, we investigated. Because of the difference in the conduction band potential of these layered compounds, it was possible to control the electron transfer which does not depend only on the interlayer distance. UV light induced charge separation in the heterostructes was evaluated by quantifying the amount of electrons accumulated in the conduction band of tungstate by near infrared diffuse reflectance spectroscopy.

Report

(5 results)
  • 2017 Annual Research Report   Final Research Report ( PDF )
  • 2016 Research-status Report
  • 2015 Research-status Report
  • 2014 Research-status Report
  • Research Products

    (17 results)

All 2017 2016 2015 2014

All Journal Article (8 results) (of which Peer Reviewed: 8 results,  Open Access: 4 results,  Acknowledgement Compliant: 5 results) Presentation (8 results) (of which Int'l Joint Research: 2 results,  Invited: 2 results) Book (1 results)

  • [Journal Article] Synthesis and Oxygen Electrocatalysis of Iridium Oxide Nanosheets2017

    • Author(s)
      Takimoto Daisuke、Fukuda Katsutoshi、Miyasaka Shu、Ishida Takanobu、Ayato Yusuke、Mochizuki Dai、Shimizu Wataru、Sugimoto Wataru
    • Journal Title

      Electrocatalysis

      Volume: 8 Issue: 2 Pages: 144-150

    • DOI

      10.1007/s12678-016-0348-4

    • Related Report
      2017 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Lateral Size Effects of Two-dimensional IrO<sub>2</sub> Nanosheets towards the Oxygen Evolution Reaction Activity2017

    • Author(s)
      Daisuke Takimoto, Katsutoshi Fukuda, Shu Miyasaka, Takanobu Ishida, Yusuke Ayato, Dai Mochizuki,Wataru Shimizu,Wataru Sugimoto
    • Journal Title

      Electrochemistry

      Volume: 85 Issue: 12 Pages: 779-783

    • DOI

      10.5796/electrochemistry.85.779

    • NAID

      130006242962

    • ISSN
      1344-3542, 2186-2451
    • Related Report
      2017 Annual Research Report
    • Peer Reviewed / Open Access
  • [Journal Article] Distance-depending Photoinduced Electron Transfer at Two-Dimensional Interface in Alternate Stacked Structures of Tantalate Nanosheets and Tungstate Nanosheets2016

    • Author(s)
      Taishi Ano, Fuminao Kishimoto, Dai Mochizuki, Shuntaro Tsubaki, Masato M. Maitani, Eiichi Suzuki, Yuji Wada
    • Journal Title

      Chem. Lett.

      Volume: 40 Issue: 8 Pages: 816-817

    • DOI

      10.1246/cl.2011.816

    • NAID

      130004426283

    • Related Report
      2016 Research-status Report
    • Peer Reviewed / Open Access
  • [Journal Article] Specific electronic absorptions of alternate layered nanostructures of two metal oxides synthesized via a thiol-ene click reaction2016

    • Author(s)
      Fuminao Kishimoto, Taishi Ano, Dai Mochizuki, Takayuki Terauchi, Masato M. Maitani, Eiichi Suzuki, Yuji Wada
    • Journal Title

      RSC Advances

      Volume: 6 Issue: 77 Pages: 73830-73841

    • DOI

      10.1039/c6ra13785g

    • Related Report
      2016 Research-status Report
    • Peer Reviewed / Open Access / Acknowledgement Compliant
  • [Journal Article] Microwave assisted synthesis of high-surface area WO3 particles decorated with mosaic patterns via hydrochloric acid treatment of Bi2W2O92015

    • Author(s)
      Kishimoto, Fuminao; Mochizuki, Dai; Maitani, Masato M.; Suzuki, Eiichi; Wada, Yuji
    • Journal Title

      RSC ADVANCES

      Volume: 5 Issue: 95 Pages: 77839-77846

    • DOI

      10.1039/c5ra15167h

    • Related Report
      2015 Research-status Report
    • Peer Reviewed / Acknowledgement Compliant
  • [Journal Article] Microwave-enhanced photocatalysis on CdS quantum dots - Evidence of acceleration of photoinduced electron transfer2015

    • Author(s)
      Kishimoto, Fuminao; Imai, Takashi; Fujii, Satoshi; Mochizuki, Dai; Maitani, Masato M.; Suzuki, Eiichi; Wada, Yuji
    • Journal Title

      SCIENTIFIC REPORTS

      Volume: 5 Issue: 1 Pages: 11308-11308

    • DOI

      10.1038/srep11308

    • NAID

      120006582428

    • Related Report
      2015 Research-status Report
    • Peer Reviewed / Open Access / Acknowledgement Compliant
  • [Journal Article] Catalytic reactions enhanced under microwave-induced local thermal non-equilibrium in a core-shell, carbon-filled zeolite@zeolite2015

    • Author(s)
      Dai Mochizuki, Ryo Sasaki, Masato M Maitani, Masaki Okamoto, Eiichi Suzuki, Yuji Wada
    • Journal Title

      J. Catal.

      Volume: 323 Pages: 1-9

    • DOI

      10.1016/j.jcat.2014.12.003

    • Related Report
      2014 Research-status Report
    • Peer Reviewed / Acknowledgement Compliant
  • [Journal Article] Precise Control of Photoinduced Electron Transfer in Alternate Layered Nanostructures of Titanium OxideTungsten Oxide2014

    • Author(s)
      Dai Mochizuki, Kozue Kumagai, Masato M. Maitani, Eiichi Suzuki, Yuji Wada
    • Journal Title

      J. Phys, Chem. C.

      Volume: 118 Issue: 40 Pages: 22968-22974

    • DOI

      10.1021/jp507941a

    • Related Report
      2014 Research-status Report
    • Peer Reviewed / Acknowledgement Compliant
  • [Presentation] 層状化合物の有機修飾法を利用したナノ構造・機能設計2016

    • Author(s)
      望月大
    • Organizer
      粘土学会
    • Place of Presentation
      九州大学(福岡県福岡市)
    • Year and Date
      2016-09-15
    • Related Report
      2016 Research-status Report
    • Invited
  • [Presentation] Manipulation of Electron Transfer between Alternating Metal Oxides Layers2015

    • Author(s)
      Dai Mochizuki
    • Organizer
      IUPAC 11th International Conference on Novel Materials and their Synthesis (NMS-XI)
    • Place of Presentation
      中国・秦皇島
    • Year and Date
      2015-10-11
    • Related Report
      2015 Research-status Report
    • Int'l Joint Research / Invited
  • [Presentation] Charge Separation in Alternate Layered Nanostructures of Metal Oxides2015

    • Author(s)
      Dai Mochizuki
    • Organizer
      12th International Conference on Materials Chemistry
    • Place of Presentation
      イギリス・ヨーク
    • Year and Date
      2015-07-20
    • Related Report
      2015 Research-status Report
    • Int'l Joint Research
  • [Presentation] 金属酸化物ナノシートのヘテロ積層構造中での光電荷分離能の制御2015

    • Author(s)
      岸本史直・望月 大・阿野大史・寺内孝幸・ 米谷真人・鈴木榮一・和田雄二
    • Organizer
      日本化学会第95春季年会
    • Place of Presentation
      日本大学船橋キャンパス(千葉県船橋市)
    • Year and Date
      2015-03-26 – 2015-03-29
    • Related Report
      2014 Research-status Report
  • [Presentation] 異種材料界面におけるマイクロ波吸収と応用2015

    • Author(s)
      佐藤友香・米谷真人・望月 大・鈴木榮一・和田雄二
    • Organizer
      日本化学会第95春季年会
    • Place of Presentation
      日本大学船橋キャンパス(千葉県船橋市)
    • Year and Date
      2015-03-26 – 2015-03-29
    • Related Report
      2014 Research-status Report
  • [Presentation] 電磁場分布及び熱流解析シミュレーションを用いたマイクロ波 照射下におけるエチルベンゼンの触媒的脱水素反応の解析2015

    • Author(s)
      羽石直人・望月 大・米谷真人・鈴木榮一・藤井 知・和田 雄二
    • Organizer
      日本化学会第95春季年会
    • Place of Presentation
      日本大学船橋キャンパス(千葉県船橋市)
    • Year and Date
      2015-03-26 – 2015-03-29
    • Related Report
      2014 Research-status Report
  • [Presentation] ニッケル金属粒子からビピリジニウム誘導体への電子移動反応に対するマイクロ波の効果2014

    • Author(s)
      和田雄二, 今井嵩, 岸本史直, 望月大, 米谷真人, 鈴木榮一
    • Organizer
      触媒討論会
    • Place of Presentation
      広島大学東広島キャンパス(広島県東広島市)
    • Year and Date
      2014-09-25 – 2014-09-27
    • Related Report
      2014 Research-status Report
  • [Presentation] 硫化カドミウム量子ドットからビピリジニウム誘導体への光誘起電子移動に対するマイクロ波の効果2014

    • Author(s)
      岸本史直, 今井嵩, 望月大, 米谷真人, 鈴木榮一, 和田雄二, 藤井知
    • Organizer
      触媒討論会
    • Place of Presentation
      広島大学東広島キャンパス(広島県東広島市)
    • Year and Date
      2014-09-25 – 2014-09-27
    • Related Report
      2014 Research-status Report
  • [Book] ナノ空間材料ハンドブック2016

    • Author(s)
      望月大、杉本渉
    • Total Pages
      493
    • Publisher
      エヌ・ティー・エス
    • Related Report
      2015 Research-status Report

URL: 

Published: 2014-04-04   Modified: 2019-03-29  

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