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Fundamental study of spin wave propagation for future logic circuit

Research Project

Project/Area Number 22681021
Research Category

Grant-in-Aid for Young Scientists (A)

Allocation TypeSingle-year Grants
Research Field Microdevices/Nanodevices
Research InstitutionNational Institute for Materials Science

Principal Investigator

KASAI Shinya  独立行政法人物質・材料研究機構, 磁性材料ユニット, 主任研究員 (20378855)

Project Period (FY) 2010 – 2012
Project Status Completed (Fiscal Year 2012)
Budget Amount *help
¥25,610,000 (Direct Cost: ¥19,700,000、Indirect Cost: ¥5,910,000)
Fiscal Year 2012: ¥1,820,000 (Direct Cost: ¥1,400,000、Indirect Cost: ¥420,000)
Fiscal Year 2011: ¥5,720,000 (Direct Cost: ¥4,400,000、Indirect Cost: ¥1,320,000)
Fiscal Year 2010: ¥18,070,000 (Direct Cost: ¥13,900,000、Indirect Cost: ¥4,170,000)
Keywordsスピンデバイス / スピン波 / スピンホール効果 / スピントロニクス / 演算 / 非線形現象
Research Abstract

For realizing the future logic circuit using the spin wave, fundamental properties of spin waves in ferromagnetic thin films have been investigated. The spin Hall effect can reduce the damping constant of ferromagnetic thin films down to 50 %, that is new candidate for exciting the spin wave. The spin wave properties of γ-Fe_2O_3 thin films deposited by have been also investigated.

Report

(4 results)
  • 2012 Annual Research Report   Final Research Report ( PDF )
  • 2011 Annual Research Report
  • 2010 Annual Research Report
  • Research Products

    (15 results)

All 2013 2012 2011

All Journal Article (2 results) (of which Peer Reviewed: 2 results) Presentation (13 results) (of which Invited: 1 results)

  • [Journal Article] Evaluation of Spin Hall angle and Spin Diffusion Length by Using Spin Current-Induced Ferromagnetic Resonance2012

    • Author(s)
      Kouta Kondou, Hiroaki Sukegawa, Seiji Mitani, Kazuhito Tsukagoshi, and Shinya Kasai
    • Journal Title

      Applied Physics Express

      Volume: Vol.5

    • NAID

      10030926738

    • Related Report
      2012 Final Research Report
    • Peer Reviewed
  • [Journal Article] Evaluation of Spin Hall Angle and Spin Diffusion Length by Using Spin Current-Induced Ferromagnetic Resonance2012

    • Author(s)
      Kouta Kondou
    • Journal Title

      Applied Physics Express

      Volume: 5 Issue: 7 Pages: 073002-073002

    • DOI

      10.1143/apex.5.073002

    • Related Report
      2012 Annual Research Report
    • Peer Reviewed
  • [Presentation] 低温におけるスピントルク強磁性共鳴測定2013

    • Author(s)
      近藤浩太、介川裕章、三谷誠司、葛西伸哉、大谷義近
    • Organizer
      日本物理学会第68回年次大会
    • Place of Presentation
      広島大学
    • Year and Date
      2013-03-27
    • Related Report
      2012 Annual Research Report 2012 Final Research Report
  • [Presentation] Thickness dependence of SH angle evaluated by means of ST-FMR for Ni80Fe20/Pt (or Pd) bilayer2012

    • Author(s)
      Y. Otani, K. Kondou, Y. Niimi, S. Kasai, H. Sukegawa & S. Mitani
    • Organizer
      Wilhelm und Else Heraeus Seminar on spin-orbit-driven transverse transport phenomena
    • Place of Presentation
      Bad Honnef, Germany
    • Year and Date
      2012-12-04
    • Related Report
      2012 Final Research Report
  • [Presentation] Spin current induced ferromagnetic resonance in ferromagnetic / non-magnetic bi-layer thin films2012

    • Author(s)
      Shinya Kasai, Kouta Kondou, Hiroaki Sukegawa, Seiji Mitani and Kazuhito Tsukagoshi
    • Organizer
      ICAUMS2012,
    • Place of Presentation
      奈良
    • Year and Date
      2012-10-04
    • Related Report
      2012 Final Research Report
  • [Presentation] 非磁性/強磁性接合におけるスピン流誘起強磁性共鳴の検出:材料依存性2012

    • Author(s)
      近藤浩太,介川裕章,塚越一仁,三谷誠司,葛西伸哉
    • Organizer
      2012年日本物理学会秋季大会
    • Place of Presentation
      横浜国立大学
    • Year and Date
      2012-09-20
    • Related Report
      2012 Final Research Report
  • [Presentation] 非磁性/強磁性接合におけるスピン流誘起強磁性共鳴の検出II2012

    • Author(s)
      近藤浩太,介川裕章,塚越一仁,三谷誠司,葛西伸哉
    • Organizer
      日本物理学会67回年次大会
    • Place of Presentation
      関西学院大学
    • Year and Date
      2012-03-26
    • Related Report
      2012 Final Research Report
  • [Presentation] 非磁性/強磁性接合におけるスピン流誘起強磁性共鳴の検出II2012

    • Author(s)
      近藤浩太, 他
    • Organizer
      2012年日本物理学会年次大会
    • Place of Presentation
      関西学院大学(兵庫県)
    • Year and Date
      2012-03-26
    • Related Report
      2011 Annual Research Report
  • [Presentation] RF voltage response induced by waveguide FMR in ferromagnetic / non-magnetic bi-layeres2012

    • Author(s)
      Shinya Kasai, YoshiChka Otani, Yasuhiro Fukuma, Kazuhito Tsukagoshi, Jun-ichiro Ohe, Sadamichi Maekawa, and Seiji Mitani
    • Organizer
      ASRC Workshop on Magnetic Materials and Nanostrucutures
    • Place of Presentation
      日本原子力研究機構
    • Year and Date
      2012-01-13
    • Related Report
      2012 Final Research Report
  • [Presentation] RF voltage response induced by waveguide FMR in ferromagnetic/non-magnetic bi-layers2012

    • Author(s)
      葛西伸哉, 他
    • Organizer
      2nd ASRC, International Conferrence on Magnetic Materials and Nanostructures
    • Place of Presentation
      日本原子力開発機構(茨城県)(招待講演)
    • Year and Date
      2012-01-11
    • Related Report
      2011 Annual Research Report
  • [Presentation] Spin current induced ferromagnetic resonance in ferromangetic/non-magnetic bi-layer thin films2012

    • Author(s)
      Shinya Kasai
    • Organizer
      ICAUMS
    • Place of Presentation
      Nara Prefectural New Public Hall
    • Related Report
      2012 Annual Research Report
  • [Presentation] 非磁性/強磁性接合におけるスピン流誘起強磁性共鳴の観測II2012

    • Author(s)
      近藤浩太
    • Organizer
      2012年日本物理学会秋季大会
    • Place of Presentation
      横浜国立大学
    • Related Report
      2012 Annual Research Report
  • [Presentation] Thickness dependence of SH angle evaluated by means of ST-FMR for Ni80Fe20/Pt (or Pd) bilayer2012

    • Author(s)
      YoshiChika Otani
    • Organizer
      Wilhelm und Else Heraeus Seminar on spin-orbit-driven transverse transport phenomena
    • Place of Presentation
      Physikzentrum Bad Honnef
    • Related Report
      2012 Annual Research Report
    • Invited
  • [Presentation] 非磁性/強磁性接合におけるスピン流誘起強磁性共鳴の検出2011

    • Author(s)
      近藤浩太,柳原英人,喜多英治,介川裕章,塚越一仁,三谷誠司,葛西伸哉
    • Organizer
      2011年日本物理学会秋季大会
    • Place of Presentation
      富山大学
    • Year and Date
      2011-09-23
    • Related Report
      2012 Final Research Report
  • [Presentation] 非磁性/強磁性接合におけるスピン流誘起強磁性共鳴の検出2011

    • Author(s)
      近藤浩太, 他
    • Organizer
      2011年日本物理学会秋季大会
    • Place of Presentation
      富山大学(富山県)
    • Year and Date
      2011-09-22
    • Related Report
      2011 Annual Research Report

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Published: 2010-08-23   Modified: 2019-07-29  

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