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Development of deep blue-emissive inorganic-organic hybrid Q-LED

Research Project

Project/Area Number 24651169
Research Category

Grant-in-Aid for Challenging Exploratory Research

Allocation TypeSingle-year Grants
Research Field Microdevices/Nanodevices
Research InstitutionShinshu University (2013)
Nagoya University (2012)

Principal Investigator

ZETTSU Nobuyuki  信州大学, 工学部, 准教授 (10432519)

Project Period (FY) 2012-04-01 – 2014-03-31
Project Status Completed (Fiscal Year 2013)
Budget Amount *help
¥4,160,000 (Direct Cost: ¥3,200,000、Indirect Cost: ¥960,000)
Fiscal Year 2013: ¥2,080,000 (Direct Cost: ¥1,600,000、Indirect Cost: ¥480,000)
Fiscal Year 2012: ¥2,080,000 (Direct Cost: ¥1,600,000、Indirect Cost: ¥480,000)
Keywordsナノ粒子 / 青色発光有機LED / 自己組織化 / 無機有機ハイブリッド / コアシェル粒子 / 無機有機ハイブリット / 量子ドット / LED
Research Abstract

In this work, we demonstrated synthesis of deep-blue emissive colloidal quantum CdS@ZnS dot (QDs) with chemical-composition gradient through one-step modified-hot injection method. The aqueous solutions containing these QDs showed side-dependent deep-blue fluorescence centered at 430-480 nm with more than 80% of quantum yield. We further demonstrated their monolayer fabrication deposited directly on PVC/PEDOT-PSS integrated layer with no significant degradation. Because the monolayer also showed brilliant deep-blue emission under UV light irradiation, we believe that newly-demonstrated flux technique will be one of the strong candidate materials for next-generation light emitting device materials.

Report

(3 results)
  • 2013 Annual Research Report   Final Research Report ( PDF )
  • 2012 Research-status Report
  • Research Products

    (5 results)

All 2013 Other

All Journal Article (1 results) Presentation (2 results) (of which Invited: 2 results) Book (1 results) Remarks (1 results)

  • [Journal Article] 精密加工と微細構造の形成技術2013

    • Author(s)
      是津信行, 我田元, 大石修治, 手嶋勝弥
    • Journal Title

      情報技術協会

      Volume: 2章4節[2] Pages: 362-371

    • Related Report
      2013 Final Research Report
  • [Presentation] ナノ粒子の超精密分散集積化と光・電子デバイス応用2013

    • Author(s)
      是津信行,手嶋勝弥
    • Organizer
      信州コロイド&界面科学研究会第7回セミナー
    • Place of Presentation
      信州大学
    • Year and Date
      2013-10-11
    • Related Report
      2013 Final Research Report
    • Invited
  • [Presentation] ナノ粒子の超精密分散集積化と光・電子デバイス応用

    • Author(s)
      是津信行,手嶋勝弥
    • Organizer
      信州コロイド&界面科学研究会第7回セミナー
    • Place of Presentation
      信州大学
    • Related Report
      2013 Annual Research Report
    • Invited
  • [Book] 精密加工と微罪構造の形成技術2013

    • Author(s)
      是津信行,我田元,大石修治,手嶋勝弥
    • Total Pages
      10
    • Publisher
      情報技術協会
    • Related Report
      2013 Annual Research Report
  • [Remarks]

    • URL

      http://www.kankyo.shinshu-u.ac.jp/~oishilab/

    • Related Report
      2013 Final Research Report

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Published: 2013-05-31   Modified: 2019-07-29  

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