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Direct observation of local magnetic-field gradient based on ultra-high sensitive NMR

Research Project

Project/Area Number 19540362
Research Category

Grant-in-Aid for Scientific Research (C)

Allocation TypeSingle-year Grants
Section一般
Research Field Condensed matter physics II
Research InstitutionNiigata University

Principal Investigator

SASAKI Susumu  Niigata University, 自然科学系, 准教授 (80323955)

Co-Investigator(Kenkyū-buntansha) MATSUMOTO Yoshinori  慶應義塾大学, 理工学部, 准教授 (60252318)
Project Period (FY) 2007 – 2009
Project Status Completed (Fiscal Year 2009)
Budget Amount *help
¥4,420,000 (Direct Cost: ¥3,400,000、Indirect Cost: ¥1,020,000)
Fiscal Year 2009: ¥1,170,000 (Direct Cost: ¥900,000、Indirect Cost: ¥270,000)
Fiscal Year 2008: ¥1,430,000 (Direct Cost: ¥1,100,000、Indirect Cost: ¥330,000)
Fiscal Year 2007: ¥1,820,000 (Direct Cost: ¥1,400,000、Indirect Cost: ¥420,000)
Keywords磁気共鳴 / 量子計算 / ナノ構造 / 磁場勾配
Research Abstract

医療技術として多くの病院で活用されているMRI。この根幹となる技術は,磁気共鳴と呼ばれる測定技術,そして磁石が作る空間の歪み(磁場)の値を空間的に変化させる(磁場の勾配を作る)技術です。我々は,近年の卓越したナノテクノロジーと独自の超高感度磁気共鳴手法を駆使することで,極めて微小な磁石の作る磁場が通常のMRIの1,000倍程度の大きな磁場の勾配を作っていることを,世界で初めて実験的に明らかにすることに成功しました。これは,1,000倍以上高精度のMRIを実現する基礎技術となります。

Report

(4 results)
  • 2009 Annual Research Report   Final Research Report ( PDF )
  • 2008 Annual Research Report
  • 2007 Annual Research Report
  • Research Products

    (37 results)

All 2010 2009 2008 2007 Other

All Journal Article (6 results) (of which Peer Reviewed: 3 results) Presentation (28 results) Remarks (3 results)

  • [Journal Article] Magnetic-field gradient in nanostructures detected by nuclear spins2010

    • Author(s)
      S. Watanabe, S. Sasaki, S. Sato, M. Nishimori, N. Isogai, Y. Matsumoto
    • Journal Title

      Physica E 4 2 1004

    • Related Report
      2009 Final Research Report
  • [Journal Article] Strains in heterostructures detected by standard NMR2010

    • Author(s)
      M. Nishimori, S. Sasaki, S. Watanabe, Y. Hirayama
    • Journal Title

      Physica E 4 2 1007

    • Related Report
      2009 Final Research Report
  • [Journal Article] Mangnetic-field gradient in nanostructures detected by nuclear spins2010

    • Author(s)
      渡辺信嗣, ほか
    • Journal Title

      Physica E 42

      Pages: 1004-1006

    • Related Report
      2009 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Strains in heterstructures detected by standard NMR2010

    • Author(s)
      西森将志, ほか
    • Journal Title

      Physica E 42

      Pages: 1007-1009

    • Related Report
      2009 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Direct Observation of Local Magnetic Field Generated by Micromagnet2008

    • Author(s)
      Shinji Watanabe, Susumu Sasaki, Shinya Sato, Naoki Isogai, Yoshinori Matsumoto
    • Journal Title

      Appl. Phys. Lett 92

      Pages: 253116-3

    • Related Report
      2009 Final Research Report
  • [Journal Article] Direct Observation of Local Magnetic Field Generated by Micromagnet2008

    • Author(s)
      渡辺 信嗣 ほか
    • Journal Title

      Applied Physics Letters 92

      Pages: 253116-3

    • Related Report
      2008 Annual Research Report
    • Peer Reviewed
  • [Presentation] Al核スピンによるナノ構造の直接観察II2010

    • Author(s)
      西森将志, 長谷川広和, 川中子隆, 佐々木進, 渡辺信嗣, 平山祥郎
    • Organizer
      日本物理学会年会
    • Place of Presentation
      岡山大学
    • Year and Date
      2010-03-20
    • Related Report
      2009 Final Research Report
  • [Presentation] Al核スピンによるナノ構造の直接観察II2010

    • Author(s)
      西森将志, ほか
    • Organizer
      日本物理学会年次大会
    • Place of Presentation
      岡山大学(岡山市)
    • Year and Date
      2010-03-20
    • Related Report
      2009 Annual Research Report
  • [Presentation] Interface-induced strains along vertical direction in heterostructure2010

    • Author(s)
      M. Nishimori, H. Hasegawa, S. Sasaki, S. Watanabe, Y. Hirayama
    • Organizer
      International Symposium on Quantum Nanostructures and Spin-related Phenomena
    • Place of Presentation
      東京大学駒場キャンパス
    • Year and Date
      2010-03-10
    • Related Report
      2009 Final Research Report
  • [Presentation] Interface-induced strains along vertical direction in heterostructure2010

    • Author(s)
      西森将志, ほか
    • Organizer
      International Symposium on Quantum Nanostructures and Spin-related Phenomena
    • Place of Presentation
      東京大学駒場キャンパス(東京)
    • Year and Date
      2010-03-10
    • Related Report
      2009 Annual Research Report
  • [Presentation] Suppression of decoherence by a sequence of π-pulses2010

    • Author(s)
      弓削達郎, ほか
    • Organizer
      International Symposium on Quantum Nanostructures and Spin-related Phenomena
    • Place of Presentation
      東京大学駒場キャンパス(東京)
    • Year and Date
      2010-03-09
    • Related Report
      2009 Annual Research Report
  • [Presentation] ナノスケール磁場の観察2010

    • Author(s)
      渡辺信嗣, 佐藤真也, 佐々木進, 磯貝直樹, 松本佳宣
    • Organizer
      新学術領域「分子ナノシステムの創発化学」第1回公開シンポジウム
    • Place of Presentation
      キャンパスプラザ京都
    • Year and Date
      2010-02-06
    • Related Report
      2009 Final Research Report
  • [Presentation] ナノスケール磁場の観察2010

    • Author(s)
      渡辺信嗣, ほか
    • Organizer
      新学術領域「分子ナノシステムの創発化学」第1回公開シンポジウム
    • Place of Presentation
      キャンパスプラザ京都(京都市)
    • Year and Date
      2010-02-06
    • Related Report
      2009 Annual Research Report
  • [Presentation] 超伝導と磁性のナノスケール超格子2010

    • Author(s)
      渡辺信嗣, ほか
    • Organizer
      新学術領域「分子ナノシステムの創発化学」第1回公開シンポジウム
    • Place of Presentation
      キャンパスプラザ京都(京都市)
    • Year and Date
      2010-02-06
    • Related Report
      2009 Annual Research Report
  • [Presentation] Al-NMRスペクトルによるAlGaAs/GaAsヘテロ界面歪み観察の試み2009

    • Author(s)
      西森将志, ほか
    • Organizer
      2009年度日本物理学会年会新潟支部大会
    • Place of Presentation
      新潟大学(新潟市)
    • Year and Date
      2009-12-12
    • Related Report
      2009 Annual Research Report
  • [Presentation] Universality in coherence times of nuclear spins in Si and GaAs2009

    • Author(s)
      西森将志, ほか
    • Organizer
      International Symposium on Advanced Nanostructures and Nano-Devices(ISANN2009)
    • Place of Presentation
      シェラトンマウイホテル(マウイ島,ハワイ州,アメリカ合衆国)
    • Year and Date
      2009-12-03
    • Related Report
      2009 Annual Research Report
  • [Presentation] Nuclear-spin detection of magnetic-field gradient in nanostructures2009

    • Author(s)
      S. Watanabe, S. Sasaki, S. Sato, M. Nishimori, N. Isogai, Y. Matsumoto
    • Organizer
      EP2DS-18
    • Place of Presentation
      神戸国際会議場
    • Year and Date
      2009-07-23
    • Related Report
      2009 Final Research Report
  • [Presentation] Nuclear-spin detection of magnetic-field gradient in nanostructures2009

    • Author(s)
      渡辺信嗣, ほか
    • Organizer
      EP2DS
    • Place of Presentation
      神戸国際会議場(神戸)
    • Year and Date
      2009-07-23
    • Related Report
      2009 Annual Research Report
  • [Presentation] Strains in heterostructures detected by standard NMR2009

    • Author(s)
      M. Nishimori, S. Sasaki, S. Watanabe, Y. Hirayama
    • Organizer
      EP2DS-18
    • Place of Presentation
      神戸国際会議場
    • Year and Date
      2009-07-20
    • Related Report
      2009 Final Research Report
  • [Presentation] Strains heterostructures detected by stadard NMR2009

    • Author(s)
      西森将志, ほか
    • Organizer
      EP2DS
    • Place of Presentation
      神戸国際会議場(神戸)
    • Year and Date
      2009-07-20
    • Related Report
      2009 Annual Research Report
  • [Presentation] Direct nuclear-spin detection of nanostructures- nanoscale field gradient, and strains in AlGaAs/GaAs heterostructure2009

    • Author(s)
      S. Watanabe, S. Sasaki, S. Sato, M. Nishimori, N. Isogai, Y. Matsumoto, Y. Hirayama
    • Organizer
      Spintech V
    • Place of Presentation
      ヤギロニアン大学(クラクフ, ポーランド)
    • Year and Date
      2009-07-10
    • Related Report
      2009 Final Research Report
  • [Presentation] Direct nuclear-spin detection of nanostructures-nanoscale field gradient, and strains in AlGaAs/GaAs heterostructre2009

    • Author(s)
      渡辺信嗣, ほか
    • Organizer
      SPINTECH V
    • Place of Presentation
      ヤギロニアン大学(クラクフ,ポーランド)
    • Year and Date
      2009-07-10
    • Related Report
      2009 Annual Research Report
  • [Presentation] ナノ磁石が作る局所磁場の核スピン検出と磁場勾配2009

    • Author(s)
      々木進, 渡辺信嗣, 松本佳宣
    • Organizer
      応用物理学会春期講演会
    • Place of Presentation
      筑波大学
    • Year and Date
      2009-04-01
    • Related Report
      2009 Final Research Report
  • [Presentation] Al核スピンによるナノ構造の直接観察2009

    • Author(s)
      工藤将倫, 西森将志, 佐々木進, 渡辺信嗣, 平山祥郎
    • Organizer
      日本物理学会年会
    • Place of Presentation
      立教大学
    • Year and Date
      2009-03-27
    • Related Report
      2009 Final Research Report
  • [Presentation] Al核スピンによるナノ構造の直接観察2009

    • Author(s)
      佐々木 進ほか
    • Organizer
      2008年度 日本物理学会年会
    • Place of Presentation
      立教大学(東京都)
    • Year and Date
      2009-03-27
    • Related Report
      2008 Annual Research Report
  • [Presentation] Nuclear-spin detection of local magnetic filed gradient2009

    • Author(s)
      Shinji Watanabe, Susumu Sasaki, Naoki Isogai, Yoshinori Matsumoto
    • Organizer
      PASPS13
    • Place of Presentation
      東北大学電気通信研究所
    • Year and Date
      2009-01-28
    • Related Report
      2009 Final Research Report
  • [Presentation] Nuclear-spin detection of local magnetic filed gradient2009

    • Author(s)
      佐々木 進ほか
    • Organizer
      The 13th Symposium on the Physics and Application of Spin-Related Phenomena in Semiconductors (PASPS13)
    • Place of Presentation
      東北大学電気通信研究所(仙台市)
    • Year and Date
      2009-01-28
    • Related Report
      2008 Annual Research Report
  • [Presentation] Al Nuclear-spin detection of and nano-structures2009

    • Author(s)
      佐々木 進ほか
    • Organizer
      Seminar of the Institute for Quantum Computation (IQC Seminar)
    • Place of Presentation
      IQC, University of Waterloo (オンタリオ州, カナダ)
    • Year and Date
      2009-01-13
    • Related Report
      2008 Annual Research Report
  • [Presentation] Direct observation of local magnetic field generated by microscopic magnet2008

    • Author(s)
      Susumu Sasaki
    • Organizer
      IQC seminar of Waterloo University
    • Place of Presentation
      ワータールー大学量子情報研究所(オタワ州, カナダ)
    • Year and Date
      2008-12-17
    • Related Report
      2009 Final Research Report
  • [Presentation] Nuclear-spin detection of hetero-structures and nano-structures2008

    • Author(s)
      Shinji Watanabe, Susumu Sasaki, Naoki Isogai, Yoshinori Matsumoto, Yoshiro Hirayama
    • Organizer
      Advanced Heterostucture and Nanostructure Workshop (AHNW2009)
    • Place of Presentation
      ハプナビーチ・プリンスホテル(ハワイ島, アメリカ)
    • Year and Date
      2008-12-11
    • Related Report
      2009 Final Research Report
  • [Presentation] Nuclear-spin detection of hetero-structures and nano-structures2008

    • Author(s)
      佐々木 進ほか
    • Organizer
      The 2008 Advanced Heterostucture and Nanostructure Workshop (AHNW2008)
    • Place of Presentation
      ハプナビーチ・プリンスホテル(ハワイ州, アメリカ)
    • Year and Date
      2008-12-11
    • Related Report
      2008 Annual Research Report
  • [Presentation] [招待講演]Direct Observation of Local Magnetic Field Generated by Microscopic Magnet2007

    • Author(s)
      佐々木 進
    • Organizer
      IQC Seminar
    • Place of Presentation
      ワータールー大学量子情報研究所(カナダ)
    • Year and Date
      2007-12-17
    • Related Report
      2007 Annual Research Report
  • [Presentation] Direct observation of local magnetic field generated by microscopic magnet2007

    • Author(s)
      Susumu Sasaki
    • Organizer
      Solid-state physics seminar of Harvard University
    • Place of Presentation
      ハーバード大学理学部物理学科(マサチューセッツ州, アメリカ)
    • Year and Date
      2007-12-13
    • Related Report
      2009 Final Research Report
  • [Presentation] Direct Observation of Local Magnetic Field Generated by Microscopic Magnet2007

    • Author(s)
      佐々木 進
    • Organizer
      Solid State Physics Seminar
    • Place of Presentation
      ハーバード大学理学部物理学科(アメリカ)
    • Year and Date
      2007-12-13
    • Related Report
      2007 Annual Research Report
  • [Remarks]

    • URL

      http://fusion.eng.niigata-u.ac.jp/EN/To

    • Related Report
      2009 Final Research Report
  • [Remarks]

    • URL

      http://fusion.eng.niigata-u.ac.jp/EN/Top.htm

    • Related Report
      2008 Annual Research Report
  • [Remarks]

    • URL

      http://fusion.eng.niigata-u.ac.jp/EN/Top.htm

    • Related Report
      2007 Annual Research Report

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Published: 2007-04-01   Modified: 2020-05-15  

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