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Molecular layer heteroepitaxial growth for fabricating high performance organic photovoltaic devices

Research Project

Project/Area Number 16K12649
Research Category

Grant-in-Aid for Challenging Exploratory Research

Allocation TypeMulti-year Fund
Research Field Design and evaluation of sustainable and environmental conscious system
Research InstitutionToyohashi University of Technology

Principal Investigator

Izaki Masanobu  豊橋技術科学大学, 工学(系)研究科(研究院), 教授 (30416325)

Project Period (FY) 2016-04-01 – 2019-03-31
Project Status Completed (Fiscal Year 2018)
Budget Amount *help
¥3,640,000 (Direct Cost: ¥2,800,000、Indirect Cost: ¥840,000)
Fiscal Year 2017: ¥1,820,000 (Direct Cost: ¥1,400,000、Indirect Cost: ¥420,000)
Fiscal Year 2016: ¥1,820,000 (Direct Cost: ¥1,400,000、Indirect Cost: ¥420,000)
Keywords有機半導体 / ヘテロエピタキシャル成長 / 結晶方位 / 成長制御 / C8-BTBT / PTCDI-C8 / 真空蒸着 / 輸送特性 / 電気的性質 / 再生可能エネルギー / 太陽電池
Outline of Final Research Achievements

The preferred orientation and growth mechanism of single and bi-layers of C8-BTBT (2,7-dialkyl[1]benzothieno[3,2-b][1]benzothiophenes) and PTCDI-C8 (N,N’-dioctyl-3,4,9,10-perylene tetracarboxylic diimide) were investigated for developing the high-performance organic semiconductor electronics. The C8-BTBT and PTCDI-C8 layers possessed the (001) preferred orientation irrespective of the substrate material and orientation, preparation condition and the thickness, single layer or bi-layer, and the oriented continuous single and bi-layers were formed by the coalescence of the oriented islands with the flat top surface.

Academic Significance and Societal Importance of the Research Achievements

本研究は、単結晶級有機半導体層の形成技術とその成長モデルを提供するものであり、有機半導体材料とそのエレクトロニクスの性能向上に貢献すると共に、従来にない新規なエレクトロニクス構造の実現に直結することから、高性能有機太陽電池の実用化による太陽光エネルギーの有効利用とIoT環境に対応する分散型電源の普及促進、高輝度・高精細軽量ディスプレーの実用化による大容量情報社会の実現などに貢献する。

Report

(4 results)
  • 2018 Annual Research Report   Final Research Report ( PDF )
  • 2017 Research-status Report
  • 2016 Research-status Report
  • Research Products

    (9 results)

All 2018 2017 Other

All Int'l Joint Research (2 results) Journal Article (6 results) (of which Int'l Joint Research: 1 results,  Peer Reviewed: 6 results) Presentation (1 results) (of which Int'l Joint Research: 1 results)

  • [Int'l Joint Research] University of Yangon(ミャンマー)

    • Related Report
      2018 Annual Research Report
  • [Int'l Joint Research] University of Yangon(ミャンマー)

    • Related Report
      2016 Research-status Report
  • [Journal Article] Preferred orientation of 2,7-dioctyl[1]benzothieno[3,2-b][1]benzothiophene molecules on inorganic single-crystal substrates with various orientations2018

    • Author(s)
      Moh Aye Myint、Sasaki Kimihiro、Shinagawa Tsutomu、Watase Seiji、Izaki Masanobu
    • Journal Title

      Japanese Journal of Applied Physics

      Volume: 57 Issue: 8S3 Pages: 08RE04-08RE04

    • DOI

      10.7567/jjap.57.08re04

    • NAID

      210000149541

    • Related Report
      2018 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Surface state of thermally evaporated PTCDI-C8/C8-BTBT bi-layer2018

    • Author(s)
      Aye Myint Moh, Seiji Watase, Masanobu Izaki
    • Journal Title

      Journal of Surface Finishing Society of Japan

      Volume: 69 Pages: 249-251

    • NAID

      130007541874

    • Related Report
      2018 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Growth and characteristics of C8-BTBT layer on C-sapphire substrate by thermal evaporation2018

    • Author(s)
      A.M.Moh,P.L.Khoo,K.Sasaki,S.Watase,T.Shinagawa,M.Izaki
    • Journal Title

      physca status solidi (a)

      Volume: 215 Issue: 11

    • DOI

      10.1002/pssa.201700862

    • Related Report
      2017 Research-status Report
    • Peer Reviewed
  • [Journal Article] preferred orientation of C8-BTBT molecules on inorganic single crystal substrates with various orientations2018

    • Author(s)
      A.M.Moh,K,Sasaki,T.Shinagawa,S.Watase,M.Izaki
    • Journal Title

      Japan Journal of Applied Physics

      Volume: 印刷中

    • Related Report
      2017 Research-status Report
    • Peer Reviewed
  • [Journal Article] Surface state of thermally evaporated PTCDI-C8/C8-BTBT bi-layer2018

    • Author(s)
      A.M.Moh,S.Watase,M.Izaki
    • Journal Title

      Journal of Surface Finishing Society of Japan

      Volume: 印刷中

    • NAID

      130007541874

    • Related Report
      2017 Research-status Report
    • Peer Reviewed
  • [Journal Article] Hall Effect in Bulk-Doped Organic Single Crystals2017

    • Author(s)
      C. Ohashi, S. Izawa, Y. Shinmura, M. Kikuchi, S. Watase, M. Izaki, H. Naito, and M. Hiramoto
    • Journal Title

      Adv. Mater.

      Volume: 29 Issue: 23 Pages: 1605619-1605619

    • DOI

      10.1002/adma.201605619

    • Related Report
      2016 Research-status Report
    • Peer Reviewed / Int'l Joint Research
  • [Presentation] Preferred orientation and morphology of C8-BTBT layer prepared on C-sapphire substrate by thermal evaporation2017

    • Author(s)
      Aye Myint Moh, kimihiro Sasaki, Seiji Watase, Tsutomu Shinagawa, Masanobu Izaki
    • Organizer
      E-MRS 2017 Spring Meeting
    • Place of Presentation
      Strasburg Convention Center
    • Year and Date
      2017-05-22
    • Related Report
      2016 Research-status Report
    • Int'l Joint Research

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Published: 2016-04-21   Modified: 2020-03-30  

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