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Precise measurements of electrostatic potential using scanning probe microscopy

Research Project

Project/Area Number 19310065
Research Category

Grant-in-Aid for Scientific Research (B)

Allocation TypeSingle-year Grants
Section一般
Research Field Nanostructural science
Research InstitutionThe University of Tokyo

Principal Investigator

HASEGAWA Yukio  The University of Tokyo, 物性研究所, 准教授 (80252493)

Co-Investigator(Renkei-kenkyūsha) EGUCHI Toyoaki  東京大学, 物性研究所, 助教 (70308196)
HAMADA Masayuki  東京大学, 物性研究所, 技術職員 (00396920)
Research Collaborator AN Toshu  東京大学, 物性研究所, ISSPリサーチフェロー
NISHIO Takahiro  日本学術振興会, 特別研究員
YAMAZAKI Shiro  東京大学, 物性研究所, 特任研究員
Project Period (FY) 2007 – 2008
Project Status Completed (Fiscal Year 2008)
Budget Amount *help
¥19,500,000 (Direct Cost: ¥15,000,000、Indirect Cost: ¥4,500,000)
Fiscal Year 2008: ¥7,410,000 (Direct Cost: ¥5,700,000、Indirect Cost: ¥1,710,000)
Fiscal Year 2007: ¥12,090,000 (Direct Cost: ¥9,300,000、Indirect Cost: ¥2,790,000)
Keywords走査トンネル顕微鏡 / 表面・界面 / 静電ポテンシャル分布 / 走査プローブ顕微鏡 / 表面・界面物性 / 原子間力顕微鏡 / 一次元電子系 / 水晶振動子
Research Abstract

走査プローブ顕微鏡におけるポテンシャル測定技術を精密化することによって、二次元電子系の存在する表面での遮蔽されたポテンシャルやフリーデル振動を観察することに成功した。また、ナノサイズ超伝導体における渦糸の実空間観察やその振る舞いのサイズ依存性について測定し、渦糸侵入の臨界磁場を数十ナノメートルの個々の超伝導体に対して測定することに成功し、さらに渦糸侵入に対する最少のサイズが存在することも見出している。

Report

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

    (17 results)

All 2009 2008 2007

All Journal Article (9 results) (of which Peer Reviewed: 5 results) Presentation (7 results) Book (1 results)

  • [Journal Article] 「極低温走査トンネル顕微鏡によるPbナノアイランド構造の超伝導特性」固体物理2008

    • Author(s)
      西尾隆宏・安 東秀・江口豊明・長谷川幸雄
    • Journal Title

      43巻10月号

      Pages: 665-673

    • Related Report
      2008 Final Research Report
  • [Journal Article] Superconducting Pb Island Nanostructures Studied by Scanning Tunneling Microscopy and Spectroscopy2008

    • Author(s)
      Takahiro Nishio, Toshu An, Atsushi Nomura, Kousuke Miyachi, Toyoaki Eguchi, Hideaki Sakata, Shizeng Lin, Nobuhiko Hayashi, Noriyuki Nakai, Masahiko Machida, and Yukio Hasegawa
    • Journal Title

      Physical Review Letters 101, 167001

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Superconducting Pb Island Nanostructures Studied bySTM/S2008

    • Author(s)
      Takahiro Nishio
    • Journal Title

      Physical Review Letters 101

      Pages: 1670011-4

    • Related Report
      2008 Annual Research Report
    • Peer Reviewed
  • [Journal Article] 極低温走査トンネル顕微鏡によるPbナノアイランド構造の超伝導特性2008

    • Author(s)
      西尾隆宏
    • Journal Title

      固体物理 43

      Pages: 665-673

    • NAID

      40016295993

    • Related Report
      2008 Annual Research Report
  • [Journal Article] Adsorption, manipulation and self-assembling ofTBrPP-Co molecules on a Ag/Si(111) surface by scanning tunnelling microscopy2008

    • Author(s)
      Qing Li
    • Journal Title

      Nanotechnology 19

      Pages: 4657071-5

    • Related Report
      2008 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Atomically-resolved imaging by low-temperature FM-AFM using a quartz length-extension resonator2008

    • Author(s)
      Toshu An
    • Journal Title

      Rev. Sci. Instrum 79

    • Related Report
      2007 Annual Research Report
    • Peer Reviewed
  • [Journal Article] 「局所表面ポテンシャル測定と遮蔽効果・フリーデル振動の観測」固体物理2007

    • Author(s)
      長谷川幸雄・小野雅紀・西尾隆宏・江口豊明
    • Journal Title

      42号

      Pages: 91-99

    • Related Report
      2008 Final Research Report
  • [Journal Article] Real-Space Observation of Screened Potential and Friedel Oscillation by Scanning Tunneling Spectroscopy2007

    • Author(s)
      Y Hasegawa, M Ono, Y Nishigata, TNishio, and T Eguchi
    • Journal Title

      Journal of Physics Conference Series 61

      Pages: 399-403

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] 局所表面ポテンシャル測定と遮蔽効果・フリーデル振動の観測2007

    • Author(s)
      長谷川幸雄
    • Journal Title

      固体物理 42

      Pages: 91-99

    • Related Report
      2007 Annual Research Report
  • [Presentation] The screened potential and the Friedel oscillation observed by LT-STM2009

    • Author(s)
      Yukio Hasegawa
    • Organizer
      The 1st surface kinetics international conference
    • Place of Presentation
      Salt Lake City(invited talk)
    • Year and Date
      2009-03-22
    • Related Report
      2008 Final Research Report
  • [Presentation] The screened potential and the Friedel oscillation observed by LT-STM2009

    • Author(s)
      Yukio Hasegawa
    • Organizer
      The 1st surface kinetics international conference
    • Place of Presentation
      Salt Lake City, USA
    • Year and Date
      2009-03-22
    • Related Report
      2008 Annual Research Report
  • [Presentation] Spatial mapping of screened electrostatic potential and superconductivity by scanning tunneling microscopy/spectroscopy2009

    • Author(s)
      Yukio Hasegawa
    • Organizer
      Physics of Surface and Interface
    • Place of Presentation
      Puri, India(invited talk)
    • Year and Date
      2009-02-26
    • Related Report
      2008 Final Research Report
  • [Presentation] Vortex states in nano-size Pb island structures studied by LT-STM/STS2009

    • Author(s)
      Yukio Hasegawa
    • Organizer
      Surface Nanoscience Workshop
    • Place of Presentation
      Seoul(invited talk)
    • Year and Date
      2009-02-19
    • Related Report
      2008 Final Research Report
  • [Presentation] STS(走査トンネル分光)による表面電子状態分布計測2008

    • Author(s)
      長谷川幸雄
    • Organizer
      第7回メゾテクノロジーフォーラム-原子・ナノ・メゾにわたる表面・内部の電子・原子状態分布計測技術の最先端-
    • Place of Presentation
      つくば(依頼講演・特別講演)
    • Year and Date
      2008-02-29
    • Related Report
      2008 Final Research Report
  • [Presentation] Real-space Observation of Screened Potential and the Friedel oscillation by Scanning Tunneling Spectroscopy2007

    • Author(s)
      Yukio Hasegawa
    • Organizer
      International Conference on Nano Science and Technology (ICN+T 2007)
    • Place of Presentation
      Stockholm(invited talk)
    • Year and Date
      2007-07-04
    • Related Report
      2008 Final Research Report
  • [Presentation] Real-space Observation of Screened Potential and the Friedel oscillation by Scanning Tunneling Spectroscopy2007

    • Author(s)
      Yukio Hasegawa
    • Organizer
      17th International Vacuum Congress
    • Place of Presentation
      スェーデン、ストックホルム市
    • Year and Date
      2007-07-04
    • Related Report
      2007 Annual Research Report
  • [Book] 走査プローブ顕微鏡(重川秀実, 吉村雅満, 河津 璋責任編集)(1.基礎編-I第3章振動を扱うための基礎61-66、2.基礎編-II3-2-1項原子間相互作用)2009

    • Author(s)
      長谷川幸雄、江口豊明
    • Publisher
      共立出版
    • Related Report
      2008 Final Research Report

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Published: 2007-04-01   Modified: 2016-04-21  

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