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2008 Fiscal Year Final Research Report

The pressure effect to the magnetic interlayer coupling in the Fe-Si system with semiconducting/ferromagnetic hetero-structure.

Research Project

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Project/Area Number 19560019
Research Category

Grant-in-Aid for Scientific Research (C)

Allocation TypeSingle-year Grants
Section一般
Research Field Applied materials science/Crystal engineering
Research InstitutionFukuoka Institute of Technology

Principal Investigator

TAKEDA Kaoru  Fukuoka Institute of Technology, 工学部, 講師 (90236464)

Co-Investigator(Kenkyū-buntansha) NAKANISI Takesi  福岡工業大学, 工学部, 准教授 (70297761)
KAJIWARA Tosiyuki  福岡工業大学, 工学部, 教授 (00185779)
Co-Investigator(Renkei-kenkyūsha) YOSHITAKE Tuyoshi  九州大学, 総合理工学研究院, 准教授 (40284541)
Project Period (FY) 2007 – 2008
Keywordsヘテロ構造
Research Abstract

Fe-Si系半導体/強磁性体における磁化層間結合の圧力印加による効果を調べた。すなわちFe3Si/FeSi2超格子積層膜を炸裂し圧力印加下で室温において電気抵抗の変化を測定した。強磁性結合膜と反強磁性結合膜を比較した場合、反強磁性結合膜の方が抵抗変化率が大きい結果が得られた。このことが磁気層間結合に対してどのように関与しているかは、まだ不明である。また、圧力印加時に対して離散的なとびを持つ抵抗変化が観測された。

  • Research Products

    (10 results)

All 2009 2008 2007

All Journal Article (4 results) (of which Peer Reviewed: 3 results) Presentation (6 results)

  • [Journal Article] Interfacial structure of Fe3Si/FeSi2 layered filmson Si(111) at elevated substrate-temperature2009

    • Author(s)
      K,Takeda, T.Yoshitake, Y.Sakamoto(+4)
    • Journal Title

      Int. J. Mod. Phys.

    • Peer Reviewed
  • [Journal Article] Enhanced Interlayer Coupling and Magnetoresistance Ratio in Fe3Si/FeSi2 Superlattices2008

    • Author(s)
      K,Takeda, T.Yoshitake, Y.Sakamoto(+7)
    • Journal Title

      Appl. Phys. Express 1-2

      Pages: 021302

    • Peer Reviewed
  • [Journal Article] Epitaxy in Fe3Si/FeSi2 Superlattices Prepared by Facing Target Direct-Current Sputtering at Room Temperature2007

    • Author(s)
      K,Takeda, T.Yoshitake, D.Nakagauchi(+7)
    • Journal Title

      Jpn. J. Appl. Phys 46-12

      Pages: 7846-7848

    • Peer Reviewed
  • [Journal Article] 強磁性エピタキシャル成長したFe3Si/FeSi2超格子の構造と層間結合2007

    • Author(s)
      武田薫・梶原寿了・吉武剛
    • Journal Title

      福岡工業大学エレクトロニクス研究所所報 24

      Pages: 19-22

  • [Presentation] Epitaxy of Fe3Si layers across FeSi2 layers in Fe3Si/FeSi2 superlattices2008

    • Author(s)
      K.Takeda
    • Organizer
      International Conference on Electronic Materials 2008
    • Place of Presentation
      Sydney Hilton (Sydney, Australia)
    • Year and Date
      200800728-0801
  • [Presentation] Fe3Si/FeSi2 superlattices prepared at elevated temperatires2008

    • Author(s)
      K.Takeda
    • Organizer
      International Conference on Electronic Materials 2008
    • Place of Presentation
      Sydney Hilton (Sydney, Australia)
    • Year and Date
      200800728-0801
  • [Presentation] Fe3Si/FeSi2人工格子の基板温度と磁気特性2008

    • Author(s)
      武田薫
    • Organizer
      ナノ学会第6回大会
    • Place of Presentation
      九州大学
    • Year and Date
      2008-05-07
  • [Presentation] Fe3Si/FeSi2人工格子のエピタキシャル成長と磁気特性2008

    • Author(s)
      武田薫
    • Organizer
      ナノ学会第6回大会
    • Place of Presentation
      九州大学
    • Year and Date
      2008-05-07
  • [Presentation] Fe3Si/FeSi2人工格子の光照射に伴う電気抵抗の変化2008

    • Author(s)
      武田薫
    • Organizer
      応用物理学会学術講演会
    • Place of Presentation
      日本大学
    • Year and Date
      2008-03-29
  • [Presentation] Magnetic properties of Fe3Si/FeSi2 superlattices2007

    • Author(s)
      K.Takeda
    • Organizer
      International Conference on Materials for Advanced Technologies2007
    • Place of Presentation
      Singapore
    • Year and Date
      20070701-6

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

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