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印刷できるLSI用有機単結晶半導体トランジスタの物理モデル開発

Research Project

Project/Area Number 14F04777
Research Category

Grant-in-Aid for JSPS Fellows

Allocation TypeSingle-year Grants
Section外国
Research Field Device related chemistry
Research InstitutionThe University of Tokyo

Principal Investigator

竹谷 純一  東京大学, 新領域創成科学研究科, 教授 (20371289)

Co-Investigator(Kenkyū-buntansha) HAEUSERMANN ROGER  東京大学, 新領域創成科学研究科, 外国人特別研究員
HAEUSERMANN Roger  東京大学, 新領域創成科学研究科, 外国人特別研究員
Project Period (FY) 2014-04-25 – 2016-03-31
Project Status Completed (Fiscal Year 2015)
Budget Amount *help
¥1,100,000 (Direct Cost: ¥1,100,000)
Fiscal Year 2015: ¥800,000 (Direct Cost: ¥800,000)
Fiscal Year 2014: ¥300,000 (Direct Cost: ¥300,000)
Keywords有機エレクトロニクス / 半導体 / フレキシブルエレクトロニクス / 集積回路 / 電界効果トランジスタ / 接触抵抗 / 電荷注入 / 電気特性変動シミュレーション
Outline of Annual Research Achievements

Charge injection from the metal into the semiconductor is a crucial step in every device using organic semiconductors. Understanding this process is necessary to further improve device performance. In the last year, we analyzed a about 20 transistors with a very distinct charge injection problem. By combining these results with a self developed drift diffusion solver we have been able to explain some of these results. Further implementation of physical processes, allowed us to explain the observed injection behavior.
Starting from these models, we have developed a simplified version, which can be solved analytically. This model has been implemented into a SPICE simulation package. The first Investigations have been very promising.

Research Progress Status

27年度が最終年度であるため、記入しない。

Strategy for Future Research Activity

27年度が最終年度であるため、記入しない。

Report

(2 results)
  • 2015 Annual Research Report
  • 2014 Annual Research Report
  • Research Products

    (13 results)

All 2016 2015 2014

All Journal Article (7 results) (of which Int'l Joint Research: 5 results,  Peer Reviewed: 6 results,  Open Access: 2 results,  Acknowledgement Compliant: 1 results) Presentation (6 results) (of which Int'l Joint Research: 2 results,  Invited: 1 results)

  • [Journal Article] Suppressing molecular vibrations in organic semiconductors by inducing strain2016

    • Author(s)
      T. Kubo, R. Haeusermann, J. Tsurumi, J. Soeda, Y. Okada, Y. Yamashita, N. Akamatsu, A. Shishido, C. Mitsui, T. Okamoto, S. Yanagisawa, H. Matsui, and J. Takeya
    • Journal Title

      Nature Communications

      Volume: 7 Issue: 1 Pages: 11156-11156

    • DOI

      10.1038/ncomms11156

    • Related Report
      2015 Annual Research Report
    • Peer Reviewed / Open Access / Int'l Joint Research / Acknowledgement Compliant
  • [Journal Article] Emergence of charge coherence in soft molecular organic semiconductors by suppressing thermal fluctuations2016

    • Author(s)
      K. Sakai, Y. Okada, T. Uemura, J. Tsurumi, R. Hausermann, H. Matsui, T. Fukami, H. Ishii, N. Kobayashi, K. Hirose and J. Takeya
    • Journal Title

      NPG Asia Materials

      Volume: 8 Issue: 3 Pages: 252-252

    • DOI

      10.1038/am.2016.30

    • Related Report
      2015 Annual Research Report
    • Peer Reviewed / Open Access / Int'l Joint Research
  • [Journal Article] Device performance and density of trap states of organic and inorganic field-effect transistors2016

    • Author(s)
      R. Haeusermann, K. Willa, B. Bluelle, T. Morf, A. Facchetti, Z. Chen, J. Lee, and B. Batlogg
    • Journal Title

      Organic Electronics

      Volume: 28 Pages: 306-313

    • DOI

      10.1016/j.orgel.2015.11.011

    • Related Report
      2015 Annual Research Report
    • Int'l Joint Research
  • [Journal Article] Charge transport perpendicular to the high mobility plane in organic crystals : Bandlike temperature dependence maintained despite hundredfold anisotropy2016

    • Author(s)
      B. Bluelle, A. Troisi, R. Haeusermann, and B. Batlogg
    • Journal Title

      Applied Physics Letters

      Volume: 93 Issue: 3 Pages: 035205-035205

    • DOI

      10.1103/physrevb.93.035205

    • Related Report
      2015 Annual Research Report
    • Peer Reviewed / Int'l Joint Research
  • [Journal Article] Thin Films of Highly Planar Semiconductor Polymers Exhibiting Band-like Transport at Room Temperature2015

    • Author(s)
      J. Lee, J. W. Chung, D. H. Kim, B.-L. Lee, J.-I. Park, S. Lee, R. Haeusermann, B. Batlogg, S.-S. Lee, I. Choi, I. W. Kim, and M. S. Kang
    • Journal Title

      Journal of the American Chemical Society

      Volume: 137 Issue: 25 Pages: 7990-7993

    • DOI

      10.1021/jacs.5b04253

    • Related Report
      2015 Annual Research Report
    • Peer Reviewed / Int'l Joint Research
  • [Journal Article] All Solution-Processed Organic Single-Crystal Transistors with High Mobility and Low-Voltage Operation2015

    • Author(s)
      S. Sakai, J. Soeda, R. Haeusermann, H. Matsui, C. Mitsui, T. Okamoto, M. Ito, et al.
    • Journal Title

      Organic Electronics

      Volume: 22 Pages: 1-4

    • DOI

      10.1016/j.orgel.2015.03.015

    • Related Report
      2014 Annual Research Report
    • Peer Reviewed
  • [Journal Article] High Mobility and Low Density of Trap States in Dual-Solid-Gated PbS Nanocrystal field-effect Transistors2015

    • Author(s)
      Mohamad Insan Nugraha, Roger Haeusermann, Satria Zulkarnaen Bisri, Hiroyuki Matsui, Mikhailo Sytnyk, Wolfgang Heiss, Jun Takeya, Maria Antonietta Loi
    • Journal Title

      Advanced Materials

      Volume: 27 Issue: 12 Pages: 2107-2012

    • DOI

      10.1002/adma.201404495

    • Related Report
      2014 Annual Research Report
    • Peer Reviewed
  • [Presentation] Dynamic disorder and device performance in soft organic semiconductors2015

    • Author(s)
      Haeusermann Roger
    • Organizer
      IUMRS-ICAM (International Conference on Advanced Materials)
    • Place of Presentation
      ICC, Jeju, South Korea
    • Year and Date
      2015-10-26
    • Related Report
      2015 Annual Research Report
    • Int'l Joint Research / Invited
  • [Presentation] Large mobility increase in strained organic crystals due to the suppression of thermal fluctuations2015

    • Author(s)
      Haeusermann Roger
    • Organizer
      EMC (Electronic Materials Conference)
    • Place of Presentation
      Ohio State University, Columbus OH, USA
    • Year and Date
      2015-06-25
    • Related Report
      2015 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Origin of the Gate Voltage Dependence of the Contact Resistance in Organic FETs2015

    • Author(s)
      Haeusermann Roger
    • Organizer
      MBE (Molecular Electronics and Bioelectronics Conference)
    • Place of Presentation
      Tower Hall Funabori, Tokyo, Japan
    • Year and Date
      2015-06-23
    • Related Report
      2015 Annual Research Report
  • [Presentation] Estimating the Density of Trap States in the Middle of the Bandgap using Ambipolar OFETs2014

    • Author(s)
      Roger Haeusermann
    • Organizer
      FET2014 (workshop on field-effect transistors and functional interfaces)
    • Place of Presentation
      三井ガーデンホテル柏の葉(千葉県柏市)
    • Year and Date
      2014-10-17 – 2014-10-21
    • Related Report
      2014 Annual Research Report
  • [Presentation] Estimating the Density of Trap States in Ambipolar Organic Field-Effect Transistors“, October 20142014

    • Author(s)
      Roger Haeusermann
    • Organizer
      EET (workshop on Exotic Electronic Transport)
    • Place of Presentation
      ホテル三日月(千葉県木更津市)
    • Year and Date
      2014-10-16 – 2014-10-17
    • Related Report
      2014 Annual Research Report
  • [Presentation] The Density of Trap States in the Middle of the Bandgap estimated2014

    • Author(s)
      Roger Haeusermann
    • Organizer
      SSDM (Solid State Devices and Materials)
    • Place of Presentation
      つくば国際会議場(茨城県つくば市)
    • Year and Date
      2014-09-08 – 2014-09-11
    • Related Report
      2014 Annual Research Report

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Published: 2015-01-22   Modified: 2024-03-26  

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