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2008 Fiscal Year Final Research Report

Design of Photo-controllable Ferromagnetic Materials

Research Project

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Project/Area Number 18205018
Research Category

Grant-in-Aid for Scientific Research (A)

Allocation TypeSingle-year Grants
Section一般
Research Field Functional materials chemistry
Research InstitutionKeio University

Principal Investigator

EINAG Yasuak  Keio University, 理工学部, 准教授 (00322066)

Project Period (FY) 2006 – 2008
Keywords電気 / 磁気的性質
Research Abstract

光応答性分子を利用した光制御できる磁性体の創製を行った。初めに、磁性体への光応答性分子の相互作用に注目し、実験的、理論的アプローチの両方からその基礎物理化学について明らかにした。一方、その知見をふまえて材料創製にフィードバックすることにより、室温強磁性にて巨大保磁力をもち、かつ異方性を示す高性能光スイッチング磁性材料の創製に成功した。

  • Research Products

    (17 results)

All 2009 2008 2007 2006 Other

All Journal Article (10 results) (of which Peer Reviewed: 10 results) Presentation (6 results) Remarks (1 results)

  • [Journal Article] Reversible Photo-tuning of Large Anisotropic Magnetization at the Interface between a Self-assembled Photochromic Monolayer and Gold2009

    • Author(s)
      M. Suda, N. Kameyama, A. Ikegami, Y. Einaga
    • Journal Title

      J. Am. Chem. Soc. 131

      Pages: 865-870

    • Peer Reviewed
  • [Journal Article] Sequential Assembly of Photo-tunable Ferromagnetic Ultrathin-films with Perpendicular Magnetic Anisotropy2009

    • Author(s)
      M. Suda, Y. Einaga
    • Journal Title

      Angew. Chem. Int. Ed. 48

      Pages: 1754-1757

    • Peer Reviewed
  • [Journal Article] Reversible Photo-tuning of ex-nihilo Ferromagnetism Appeared at Au-S Interfaces at Room Temperature2008

    • Author(s)
      M. Suda, N. Kameyama, M. Suzuki, N. Kawamura, Y. Einaga
    • Journal Title

      Angew. Chem. Int. Ed. 47

      Pages: 160-163

    • Peer Reviewed
  • [Journal Article] Photo-Control of Adhesion Properties by Detachment of the Outermost Layer in Layer-by-Layer Assembled Multilayer Films of Preyssler-Type Polyoxometalate and Polyethyleneimine2008

    • Author(s)
      Y. Nagaoka, S. Shiratori , Y. Einaga
    • Journal Title

      Chem. Mater 20

      Pages: 4004-4010

    • Peer Reviewed
  • [Journal Article] Reversible Photo-switching of Ferromagnetic FePt Nanoparticles at Room Temperature2007

    • Author(s)
      M. Suda, M. Nakagawa, T. Iyoda, Y. Einaga
    • Journal Title

      J. Am. Chem. Soc. 129

      Pages: 5538-5543

    • Peer Reviewed
  • [Journal Article] 57Fe Mossbauer, UV-visible, and FT-IR Study on Photoinduced Spin Transition of FeII-Triazole Complex2007

    • Author(s)
      T. Mitsuoka, M. Nakagawa, T. Iyoda, Y. Einaga
    • Journal Title

      J. Nucl. Radiochem. Sci. 8

      Pages: 1-3

    • Peer Reviewed
  • [Journal Article] Photochromism induced magnetization changes in prussian blue ultrathin films fabricated into the Langmuir-Blodgett films composed of an amphiphilic azobenzene and deoxyribonucleic acid2007

    • Author(s)
      T. Yamamoto, Y. Umemura, M. Nakagawa, T. Iyoda, Y. Einaga
    • Journal Title

      Thin Solid Films 515

      Pages: 5476-5483

    • Peer Reviewed
  • [Journal Article] Photo-switching magnetic materials2006

    • Author(s)
      Y. Einaga
    • Journal Title

      J. Photochem. Photobio. C 7

      Pages: 69-88

    • Peer Reviewed
  • [Journal Article] Photomodulation of a Chiral Nematic Liquid Crystal by the Use of a Photoresponsive Ruthenium(III) Complex2006

    • Author(s)
      T. Mitsuoka, H. Sato, J. Yoshida, A. Yamagishi, Y. Einaga
    • Journal Title

      Chem. Mater. 18

      Pages: 3442-3447

    • Peer Reviewed
  • [Journal Article] Photo-controlled Magnetization of CdS-Modified Prussian Blue Nanoparticles2006

    • Author(s)
      M. Taguchi, I. Yagi, M. Nakagawa, T. Iyoda, Y. Einaga
    • Journal Title

      J. Am. Chem. Soc. 128

      Pages: 10978-10982

    • Peer Reviewed
  • [Presentation] フォトクロミック分子を利用したAu-S界面における光磁気効果のデザイン2008

    • Author(s)
      須田理行・鈴木基寛・河村直己・栄長泰明
    • Organizer
      光化学討論会
    • Place of Presentation
      大阪
    • Year and Date
      2008-09-11
  • [Presentation] Reversible Photo-tuning of Ferromagnetism Appeared at Au-S Interfaces2007

    • Author(s)
      Masayuki Suda, Yasuaki Einaga
    • Organizer
      ISOP (International Symposium on Photochromism)
    • Place of Presentation
      Canada
    • Year and Date
      2007-10-07
  • [Presentation] Au-S結合界面に発現する強磁性と界面電荷移動に基づく光制御2007

    • Author(s)
      須田理行・鈴木基寛・河村直己・栄長泰明
    • Organizer
      光化学討論会
    • Place of Presentation
      長野
    • Year and Date
      2007-09-28
  • [Presentation] Reversible Photo-switching of Ferromagnetic FePt Nanoparticles at Room Tempearture2006

    • Author(s)
      Yasuaki Einaga, Masayuki Suda, Tomokazu Iyoda
    • Organizer
      10th Internationl Conference on Molecule-based Magnets
    • Place of Presentation
      Victoria, Canada
    • Year and Date
      2006-08-14
  • [Presentation] Photocontrollable Magnetic Ultrathin Films Consisting of Azobenzene and Polyoxometalate2006

    • Author(s)
      Takashi Yamamoto, Naoki Saso, Yasushi Umemura, Masaru Nakagawa, Tomokazu Iyoda, Yasuaki Einaga
    • Organizer
      10th Internationl Conference on Molecule-based Magnets
    • Place of Presentation
      Victoria, Canada
    • Year and Date
      2006-08-14
  • [Presentation] Photocontrollable CdS-Modified Prussian Blue Nanoparticles2006

    • Author(s)
      Minori Taguchi, Ichizo Yagi, Masaru Nakagawa, Tomokazu Iyoda, Yasuaki Einaga
    • Organizer
      10th Internationl Conference on Molecule-based Magnets
    • Place of Presentation
      Victoria, Canada
    • Year and Date
      2006-08-14
  • [Remarks] 日本経済新聞掲載「慶大が新ナノ粒子」2007年1月19日

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Published: 2010-06-10   Modified: 2016-04-21  

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