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2011 Fiscal Year Final Research Report

Preparation of spin-valves based on low-molecular weight organic semiconductors

Research Project

  • PDF
Project/Area Number 20360010
Research Category

Grant-in-Aid for Scientific Research (B)

Allocation TypeSingle-year Grants
Section一般
Research Field Applied materials science/Crystal engineering
Research InstitutionOsaka University

Principal Investigator

TADA Hirokazu  大阪大学, 大学院・基礎工学研究科, 教授 (40216974)

Co-Investigator(Kenkyū-buntansha) YAMADA Ryo  大阪大学, 大学院・基礎工学研究科, 准教授 (20343741)
Project Period (FY) 2008 – 2011
Keywords有機半導体 / スピントロニクス
Research Abstract

Magnetoresitance of sandwich structures composed of ferromagnetic metal/ organic semiconductor/ ferromagnetic metal. It was found that interface between organic layers and electrodes governed the magnetoresitance, and the sign of megnetoresitance was affected by the p/ n conduction type and film thickness of organic layers.

  • Research Products

    (28 results)

All 2011 2010 2009 2008 Other

All Journal Article (12 results) Presentation (15 results) Remarks (1 results)

  • [Journal Article] Magnetoresistance of single molecular junctions measured by a mechanically controllable break junction method2011

    • Author(s)
      R. Yamada, M. Noguchi and H. Tada
    • Journal Title

      Appl. Phys. Lett

      Volume: 98 Pages: 053110-3

  • [Journal Article] Side-chain effects on electronic structure and molecular stacking arrangement of PCBM spin-coated films2011

    • Author(s)
      P. Bazylewski, K. Kim, J. Forrest, H. Tada, D. Choi and G. Chang
    • Journal Title

      Chem. Phys. Lett

      Volume: 508 Pages: 90-94

  • [Journal Article] Air-Stable n-Type Organic Field-Effect Transistors Based on Solution-Processable, Electronegative Oligomers Containing Dicyanomethylene-Substituted Cyclopenta[ b] thiophene2011

    • Author(s)
      Y. Ie, K. Nishida, M. Karakawa, H. Tada, A. Asano, A. Saeki, S. Seki and Y. Aso
    • Journal Title

      Chemistry-A Eur. J

      Volume: 17 Pages: 4750-4758

  • [Journal Article] 有機スピントロニクスにおける界面制御2011

    • Author(s)
      夛田博一
    • Journal Title

      表面科学

      Volume: 32(3) Pages: 152-157

  • [Journal Article] Mechanism of electrical conduction through single oligothiophene molecules2010

    • Author(s)
      L. S. Kei, S. Tanaka, R. Yamada and H. Tada
    • Journal Title

      Func. Mater. Lett

      Volume: 3 Pages: 245-248

  • [Journal Article] All-organic coaxial nanocables with interfacial charge-transfer layers : electrical conductivity and light-emitting-transistor behavior2010

    • Author(s)
      J. H. Kim, A. Watanabe, J. W. Chung, Y. Jung, B. K. An, H. Tada
    • Journal Title

      S. Y. Park, J. Mater. Chem

      Volume: 20 Pages: 1062-1064

  • [Journal Article] Air-stable n-type organic field-effect transistors based on carbonyl-bridged bithiazole derivatives2010

    • Author(s)
      Y. Ie, M. Nitani, M. Kawahara, H. Tada and Y. Aso
    • Journal Title

      Adv. Func. Mater

      Volume: 20 Pages: 907-913

  • [Journal Article] Patterning of organic semiconductors on Silicon oxide using an atomic force microscope with an alternating-current electric field2009

    • Author(s)
      R. Kimura, R. Yamada and H. Tada
    • Journal Title

      Appl. Phys. Express

      Volume: 2 Pages: 115001-3

  • [Journal Article] Electrical resistance of long oligothiophene molecules2009

    • Author(s)
      R. Yamada, H. Kumazawa, S. Tanaka, and H. Tada
    • Journal Title

      Appl. Phys. Express

      Volume: 2 Pages: 025002-3

  • [Journal Article] 分子を用いたスピントロニクス素子2009

    • Author(s)
      夛田博一
    • Journal Title

      機能材料

      Volume: 29(5) Pages: 16-20

  • [Journal Article] Planar-type spin-valves based on low-molecular-weight organic materials with La_<0. 67> Sr_<0. 33> Mn0_3 electrodes2008

    • Author(s)
      T. Ikegami, I. Kawayama, M. Tonouchi, S. Nakao, Y. Yamashita and H. Tada
    • Journal Title

      Appl. Phys. Lett

      Volume: 92 Pages: 153304-3

  • [Journal Article] Electrical conductance of oligothiophene molecular wires2008

    • Author(s)
      R. Yamada, H. Kumazawa, T. Noutoshi, S. Tanaka and H. Tada
    • Journal Title

      Nano Lett

      Volume: 8 Pages: 1237-1240

  • [Presentation] 分子性導体を用いた非局所スピンバルブの研究2011

    • Author(s)
      川椙義高, 荒正人, 多田博一
    • Organizer
      日本物理学会2011年秋季大会
    • Place of Presentation
      富山
    • Year and Date
      20110921-24
  • [Presentation] 導電性低分子材料を用いた有機スピンバルブの研究2011

    • Author(s)
      川椙義高, 荒正人, 多田博一
    • Organizer
      第72回応用物理学会学術講演会
    • Place of Presentation
      山形
    • Year and Date
      20110829-0902
  • [Presentation] Spin Dependent Carrier Transport in Layered Sandwich Structures of Co/ organic materials/ LSMO with p-and n-type Molecules2011

    • Author(s)
      Yosuke Takeda, Tomohiro Ujino, Ryota Sasaki, Yoshitaka Kawasugi and Hirokazu Tada
    • Organizer
      Electronics and Bioelectronics
    • Place of Presentation
      Sendai
    • Year and Date
      20110316-18
  • [Presentation] Spin injection and transport in organic semiconductors2010

    • Author(s)
      Hirokazu Tada
    • Organizer
      9th International Conference on Nano-Molecular Electronics
    • Place of Presentation
      Kobe, Japan
    • Year and Date
      20101214-16
  • [Presentation] Preparation of Organic Spinvalves2010

    • Author(s)
      Hirokazu Tada
    • Organizer
      The 5th International Workshop on Advanced Materials and Nanotechnology(IWAMSN2010)
    • Place of Presentation
      Hanoi, Vietnum
    • Year and Date
      20101109-12
  • [Presentation] Spin valve characteristics in nickel/ single molecule/ nickel junctions2010

    • Author(s)
      Motoki Noguchi, Ryo Yamada, Hirokazu Tada
    • Organizer
      The 6th International Workshop on Nano-scale Spectroscopy and Nanotechnology
    • Place of Presentation
      Kobe, Japan
    • Year and Date
      20101025-29
  • [Presentation] 有機スピンバルブ素子における強磁性金属/有機材料の界面制御2010

    • Author(s)
      竹田洋輔、佐々木亮太、夛田博一
    • Organizer
      第71回応用物理学会学術講演会
    • Place of Presentation
      長崎
    • Year and Date
      20100914-17
  • [Presentation] Modification of the interface between ferromagnetic metal electrodes and organic films in layered spin-valve devices2010

    • Author(s)
      Yosuke Takeda and Hirokazu Tada
    • Organizer
      Spinos III
    • Place of Presentation
      Amsterdam, Holland
    • Year and Date
      20100830-0903
  • [Presentation] Modification of Interface Structures between Ferromagnetic Metals and Organic Films in Layered Spin-valve Devices2010

    • Author(s)
      Yosuke Takeda and Hirokazu Tada
    • Organizer
      SSSJ-A3 Foresight Joint Symposium on Nanomaterials and Nanostructures
    • Place of Presentation
      Tokyo, Japan
    • Year and Date
      20100705-07
  • [Presentation] Preparation of Organic Spinvalves2010

    • Author(s)
      Hirokazu Tada
    • Organizer
      3rd INTERNATIONAL CONFERENCE ON FUNCTIONAL MATERIAL AND DEVICES 2010(ICFMD)
    • Place of Presentation
      Terengganu, Malaysia
    • Year and Date
      20100613-17
  • [Presentation] Spinvalves Based on Low Molecular Weight Organic Semiconductors2010

    • Author(s)
      Hirokazu Tada
    • Organizer
      International Conference on Core Research and Engineering Science of Advanced Materials
    • Place of Presentation
      Osaka, Japan
    • Year and Date
      20100530-0604
  • [Presentation] 強磁性金属/有機/強磁性金属積層型素子における界面制御2010

    • Author(s)
      竹田洋輔、佐々木亮太、夛田博一
    • Organizer
      第57回応用物理学関係連合講演会
    • Place of Presentation
      神奈川
    • Year and Date
      20100317-20
  • [Presentation] 分子ナノ技術の現状と戦略2010

    • Author(s)
      夛田博一
    • Organizer
      第18回エレクトロニクス基礎研究所公開シンポジウム「有機エレクトロニクス研究開発の最前線-分子技術からデバイス応用まで-」
    • Place of Presentation
      大阪電気通信大学
    • Year and Date
      2010-12-17
  • [Presentation] Preparation of layered-type organic spin-valve devices with La0. 7Sr0. 3Mn032009

    • Author(s)
      T. Ikegami, I. Kawayama, M. Tonouchi, H. Tada
    • Organizer
      Fifth International conference on Molecular Electronics and Bioelectronics
    • Place of Presentation
      Miyazaki
    • Year and Date
      20090315-18
  • [Presentation] Magnetoresistance of layered and lateral sandwich structures composed of ferromagnetic metals and organic semiconductors2008

    • Author(s)
      多田博一
    • Organizer
      日本磁気学会・スピントロニクス研究会
    • Place of Presentation
      京都
    • Year and Date
      2008-12-08
  • [Remarks]

    • URL

      http://www.molectronics.jp/

URL: 

Published: 2013-07-31  

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