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Improvement of visible-light-driven ZnO photocatalysts by nanocomposite structure

Research Project

Project/Area Number 20560660
Research Category

Grant-in-Aid for Scientific Research (C)

Allocation TypeSingle-year Grants
Section一般
Research Field Structural/Functional materials
Research InstitutionSendai National College of Technology

Principal Investigator

SEKI Shigeyuki  Sendai National College of Technology, 知能エレクトロニクス工学科, 助教 (50449378)

Co-Investigator(Kenkyū-buntansha) HAGA Koichi  仙台高等専門学校, 地域イノベーションセンター, 教授 (30270200)
Project Period (FY) 2008 – 2010
Project Status Completed (Fiscal Year 2010)
Budget Amount *help
¥4,550,000 (Direct Cost: ¥3,500,000、Indirect Cost: ¥1,050,000)
Fiscal Year 2010: ¥1,170,000 (Direct Cost: ¥900,000、Indirect Cost: ¥270,000)
Fiscal Year 2009: ¥1,170,000 (Direct Cost: ¥900,000、Indirect Cost: ¥270,000)
Fiscal Year 2008: ¥2,210,000 (Direct Cost: ¥1,700,000、Indirect Cost: ¥510,000)
Keywordsエコマテリアル / 光触媒 / ナノ材料 / 触媒・化学プロセス / 環境材料 / 大気汚染防止・浄化 / 結晶成長 / 酸化亜鉛 / 可視光動作 / ナノ単結晶 / コンポジット化 / 水素生成
Research Abstract

This study manufactured Ag/ZnO where silver (Ag) loaded on in a part of surface of the nano-singlecrystal zinc oxide (ZnO) photocatalyst which functioned by visible light and improved degradation ratio of the organic matter (toxic substance) while maintaining visible light activity. Then, we prepared ZnO fiber on which the zinc gallate loaded (ZnGaO_4/ZnO) and achieved a remarkable improvement on the organic degradation ratio and aciduric (pH 4.5). And this improvement made it possible to gain the photocatalyst, zinc gallium oxynitride ((Ga_<1-x>Zn_x)(N_<1-x>O_x)), which had the photocatalytic activity of the water molecules and formed on ZnO fiber.

Report

(4 results)
  • 2010 Annual Research Report   Final Research Report ( PDF )
  • 2009 Annual Research Report
  • 2008 Annual Research Report
  • Research Products

    (33 results)

All 2010 2009 2008

All Journal Article (2 results) (of which Peer Reviewed: 2 results) Presentation (31 results)

  • [Journal Article] Effects of silver deposition on 405 nm light-driven zinc oxide photocatalyst2010

    • Author(s)
      S.Seki、T.Sekizawa、K.Haga、T.Sato、M.Takeda
    • Journal Title

      J.Vac.Sci.Technol.B Vol.28、No.1

      Pages: 188-193

    • Related Report
      2010 Final Research Report
    • Peer Reviewed
  • [Journal Article] Effects of silver deposition on 405nm light-driven zinc oxide photocatalyst2010

    • Author(s)
      Shigeyuki Seki
    • Journal Title

      J.Vac.Sci.Technol.B 28

      Pages: 188-193

    • Related Report
      2009 Annual Research Report
    • Peer Reviewed
  • [Presentation] 酸化ニッケル担持酸化亜鉛光触媒の作製条件の最適化2010

    • Author(s)
      山我拓巳、前田剛志、吉田祐也、関成之、羽賀浩一、宍戸統悦、猪狩佳幸、米田忠弘
    • Organizer
      第5回日本フラックス成長研究発表会
    • Place of Presentation
      信州大学工学部
    • Year and Date
      2010-12-03
    • Related Report
      2010 Final Research Report
  • [Presentation] 赤色を呈する可視光動作型酸化亜鉛光触媒の作製と評価2010

    • Author(s)
      前田剛志、吉田祐也、山我拓巳、関成之、羽賀浩一、宍戸統悦
    • Organizer
      第5回日本フラックス成長研究発表会
    • Place of Presentation
      信州大学工学部
    • Year and Date
      2010-12-03
    • Related Report
      2010 Final Research Report
  • [Presentation] 可視光動作型酸化亜鉛ファイバの光触媒特性:ビス(アセチルアセトナト)亜鉛ファイバの形成過程による影響2010

    • Author(s)
      前田剛志、吉田祐也、山我拓巳、関成之、羽賀浩一、宍戸統悦
    • Organizer
      第5回日本フラックス成長研究発表会
    • Place of Presentation
      信州大学工学部
    • Year and Date
      2010-12-03
    • Related Report
      2010 Final Research Report
  • [Presentation] 可視光動作型酸化亜鉛ファイバの光触媒特性:ビス(アセチルアセトナト)亜鉛ファイバの形成過程による影響2010

    • Author(s)
      前田剛志
    • Organizer
      第5回フラックス成長研究発表会
    • Place of Presentation
      信州大学工学部,長野
    • Year and Date
      2010-12-03
    • Related Report
      2010 Annual Research Report
  • [Presentation] 赤色を呈する可視光動作型酸化亜鉛光触媒の作製と評価2010

    • Author(s)
      前田剛志
    • Organizer
      第5回フラックス成長研究発表会
    • Place of Presentation
      信州大学工学部,長野
    • Year and Date
      2010-12-03
    • Related Report
      2010 Annual Research Report
  • [Presentation] 酸化ニッケル担持酸化亜鉛光触媒の作製条件の最適化2010

    • Author(s)
      山我拓巳
    • Organizer
      第5回フラックス成長研究発表会
    • Place of Presentation
      信州大学工学部,長野
    • Year and Date
      2010-12-03
    • Related Report
      2010 Annual Research Report
  • [Presentation] 酸化ニッケル(II)担持酸化亜鉛ファイバの作製と光触媒特性の評価2010

    • Author(s)
      山我拓巳、関成之、羽賀浩一、Marine Forafo、Isabelle Noiret、宍戸統悦
    • Organizer
      平成22年度電気関係学会東北支部連合大会
    • Place of Presentation
      八戸工業大学
    • Year and Date
      2010-08-26
    • Related Report
      2010 Final Research Report
  • [Presentation] 酸化ニッケル(II)担持酸化亜鉛ファイバの作製と光触媒特性の評価2010

    • Author(s)
      山我拓巳
    • Organizer
      平成22年度電気関係学会東北支部連合大会
    • Place of Presentation
      八戸工業大学,青森
    • Year and Date
      2010-08-26
    • Related Report
      2010 Annual Research Report
  • [Presentation] 熱水反応の最適化による可視光動作酸化亜鉛光触媒の特性向上2010

    • Author(s)
      阿部峻祐、山我拓巳、関成之、羽賀浩一、湯葢邦夫、宍戸統悦
    • Organizer
      平成21年度表面科学会東北・北海道支部講演会
    • Place of Presentation
      東北大学多元研
    • Year and Date
      2010-03-10
    • Related Report
      2010 Final Research Report
  • [Presentation] 熱水反応の最適化による可視光動作酸化亜鉛光触媒の特性向上2010

    • Author(s)
      阿部峻祐
    • Organizer
      平成21年度表面科学会東北・北海道支部講演会
    • Place of Presentation
      東北大学多元研, 仙台
    • Year and Date
      2010-03-10
    • Related Report
      2009 Annual Research Report
  • [Presentation] Preparation of ZnO thin films by MO-CVD method using bis(acetylacetonato)zinc(II) anhydrate fiber2009

    • Author(s)
      S. Seki、H.Onodera、T.Sekizawa、M.Sakuma、K.Haga、Y.Seki、Y.Sawada、T.Shishido
    • Organizer
      Program and Abstracts of the 14th International Conference on II-IV Compounds
    • Place of Presentation
      St.Petersburg、Russia
    • Year and Date
      2009-08-27
    • Related Report
      2010 Final Research Report
  • [Presentation] Preparation of ZnO thin films by MO-CVD method using bis(acetylacetonato)zinc(II) anhydrate fiber2009

    • Author(s)
      Shigeyuki Seki
    • Organizer
      the 14th International Conference on II-IV Compounds
    • Place of Presentation
      St.Petersburg, Russia
    • Year and Date
      2009-08-27
    • Related Report
      2009 Annual Research Report
  • [Presentation] Effects of Silver-Loading on Visible-Light-Driven Zinc Oxide Photocatalyst by Using Spray-Deposition Method2009

    • Author(s)
      S.Seki、T.Sekizawa、M.Sakuma、K.Haga、T.Sato、Y.Seki、M.Wang、Y.Sawada、T.Shishido、Y.Igari、T.Komeda
    • Organizer
      Program & Abstracts of 6th International Symposium on Transparent Oxide Thin Films for Electronics and Optics (TOEO-6)
    • Place of Presentation
      Tokyo、Japan
    • Year and Date
      2009-04-16
    • Related Report
      2010 Final Research Report
  • [Presentation] Effects of Silver-Loading on Visible-Light-Driven Zinc Oxide Photocatalyst by Using Spray-Deposition Method2009

    • Author(s)
      Shigeyuki Seki
    • Organizer
      The 6th International Symposium on Transparent Oxide Thin Films for Electronics and Optics(TOEO-6)
    • Place of Presentation
      Tokyo, Japan
    • Year and Date
      2009-04-16
    • Related Report
      2009 Annual Research Report
  • [Presentation] Properties of visible-light-driven photocatalyst structured ZnGa_2O_4 on ZnO fiber2009

    • Author(s)
      S.Seki、T.Sekizawa、K.Haga、T.Sato、Y.Seki、T.Uchida、Y.Sawada、K.Yubuta、T.Shishido、Y.Igari、T.Komeda
    • Organizer
      Abstracts of the First International Conference on Multifunctional、Hybrid and Nanomaterials
    • Place of Presentation
      Tours、France
    • Year and Date
      2009-03-16
    • Related Report
      2010 Final Research Report
  • [Presentation] Properties of visible-light-driven photocatalyst structured ZnGa_2O_4 on ZnO fiber2009

    • Author(s)
      Shigeyuki Seki
    • Organizer
      The First International Conference on Multifunctional
    • Place of Presentation
      Tours, France
    • Year and Date
      2009-03-16
    • Related Report
      2008 Annual Research Report
  • [Presentation] 窒素ガリウム担持酸化亜鉛光触媒の作製の試み2009

    • Author(s)
      関沢拓実、関成之、羽賀浩一、佐久間実緒、佐藤友章、宍戸統悦、猪狩佳幸、米田忠弘
    • Organizer
      平成20年度表面科学会東北・北海道支部講演会
    • Place of Presentation
      東北大学青葉記念会館
    • Year and Date
      2009-03-12
    • Related Report
      2010 Final Research Report
  • [Presentation] スプレー堆積法による可視光動作型銀担持酸化亜鉛光触媒の作製と評価2008

    • Author(s)
      関成之、柳村将平、関沢拓実、羽賀浩一、佐藤友章、関良之、内田孝幸、澤田豊、湯葢邦夫、宍戸統悦
    • Organizer
      第3回日本フラックス成長研究発表会
    • Place of Presentation
      国士舘大学世田谷キャンパス
    • Year and Date
      2008-12-19
    • Related Report
      2010 Final Research Report
  • [Presentation] スプレー堆積法による可視光動作型銀担持酸化亜鉛光触媒の作製と評価2008

    • Author(s)
      関成之
    • Organizer
      第3回日本フラックス成長研究発表会
    • Place of Presentation
      国士館大学理工学部, 東京
    • Year and Date
      2008-12-19
    • Related Report
      2008 Annual Research Report
  • [Presentation] Silver-loaded zinc oxide photocatalyst prepared by spray deposition with silver nitrate and post annealing2008

    • Author(s)
      S.Seki、S.Yanagimura、T.Sekizawa、K.Haga、T.Sato、M.Takeda、Y.Seki、Y.Sawada、K.Yubuta、T.Shishido
    • Organizer
      Abstracts of the 5th International Symposium on Surface Science and Nanotechnology
    • Place of Presentation
      Tokyo、Japan
    • Year and Date
      2008-11-10
    • Related Report
      2010 Final Research Report
  • [Presentation] Zinc gallate-loaded zinc oxide photocatalyst prepared by chemical plating with gallium nitrate and post annealing2008

    • Author(s)
      T.Sekizawa、S.Seki、T.Sato、Y.Igari、T.Komeda、K.Haga
    • Organizer
      Abstracts of the 5th International Symposium on Surface Science and Nanotechnology
    • Place of Presentation
      Tokyo、Japan
    • Year and Date
      2008-11-10
    • Related Report
      2010 Final Research Report
  • [Presentation] Silver-loaded zinc oxide photocatalyst prepared by spray deposition with silver nitrate and post annealing2008

    • Author(s)
      Shigeyuki Seki
    • Organizer
      The 5th International Symposium on Surface Science and Nanotechnology
    • Place of Presentation
      Tokyo, Japan
    • Year and Date
      2008-11-10
    • Related Report
      2008 Annual Research Report
  • [Presentation] Zinc gallate-loaded zinc oxide photocatalyst prepared by chemical plating with gallium nitrate and post annealing2008

    • Author(s)
      Takumi Sekizawa
    • Organizer
      The 5th International Symposium on Surface Science and Nanotechnology
    • Place of Presentation
      Tokyo, Japan
    • Year and Date
      2008-11-10
    • Related Report
      2008 Annual Research Report
  • [Presentation] Effects of silver-deposition on visible-light-driven zinc oxide photocatalyst2008

    • Author(s)
      S.Seki、T.Sekizawa、K.Haga、T.Sato、M.Takeda、Y.Seki、Y.Sawada、K.Yubuta、T.Shishido
    • Organizer
      Abstracts of the 5th International Workshop on Zinc Oxide and Related Materials
    • Place of Presentation
      Michigan、USA
    • Year and Date
      2008-09-22
    • Related Report
      2010 Final Research Report
  • [Presentation] Effects of silver-deposition on visible-light-driven zinc oxide photocatalyst2008

    • Author(s)
      Shigeyuki Seki
    • Organizer
      The 5th International Workshop on ZnO and Related Materials
    • Place of Presentation
      Michigan, USA
    • Year and Date
      2008-09-22
    • Related Report
      2008 Annual Research Report
  • [Presentation] Silver-loaded zinc oxide photocatalyst prepared by spray deposition process2008

    • Author(s)
      S.Yanagimura、T.Sekizawa、S.Seki、K.Haga、T.Sato、M.Takeda、Y.Seki、Y.Sawada、K.Yubuta、T.Shishido
    • Organizer
      平成20年度電気関係学会東北支部連合大会
    • Place of Presentation
      日本大学工学部
    • Year and Date
      2008-08-22
    • Related Report
      2010 Final Research Report
  • [Presentation] ZnGa_2O_4-loaded ZnO photocatalyst prepared by diffusion process2008

    • Author(s)
      T.Sekizawa、S.Seki、T.Sato、K.Haga
    • Organizer
      平成20年度電気関係学会東北支部連合大会
    • Place of Presentation
      日本大学工学部
    • Year and Date
      2008-08-22
    • Related Report
      2010 Final Research Report
  • [Presentation] Silver-loaded zinc oxide photocatalyst prepared by spray deposition process2008

    • Author(s)
      Shohei Yanagimura
    • Organizer
      平成20年度電気関係学会東北支部連合大会
    • Place of Presentation
      日本大学工学部, 郡山
    • Year and Date
      2008-08-22
    • Related Report
      2008 Annual Research Report
  • [Presentation] Deposition of Ag cocatalyst on visible-light-driven ZnO photocatalyst by chemical deposition method2008

    • Author(s)
      S.Seki、K.Haga、M.Takeda、T.Satoh、K.Yubuta、T.Shishido
    • Organizer
      Abstracts of the 4th Asian Conference on Crystal Growth and Crystal Technology
    • Place of Presentation
      Sendai、Japan
    • Year and Date
      2008-05-24
    • Related Report
      2010 Final Research Report
  • [Presentation] Deposition of Ag cocatalyst on visible-light-driven ZnO photocatalyst by chemical deposition method2008

    • Author(s)
      Shigeyuki Seki
    • Organizer
      The 4th Asian Conference on Crystal Growth and Crystal Technology
    • Place of Presentation
      Sendai, Japan
    • Year and Date
      2008-05-24
    • Related Report
      2008 Annual Research Report
  • [Presentation] 窒化ガリウム担持酸化亜鉛光触媒の作製の試み2008

    • Author(s)
      関沢拓実
    • Organizer
      平成20年度日本表面科学会東北・北海道支部講演会
    • Place of Presentation
      東北大学青葉記念会館, 仙台
    • Year and Date
      2008-03-12
    • Related Report
      2008 Annual Research Report

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Published: 2008-04-01   Modified: 2016-04-21  

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