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SEKIGUCHI Takashi  関口 隆史

ORCIDConnect your ORCID iD *help
Researcher Number 00179334
Other IDs
Affiliation *help 2011 : 物資・材料研究機構, 半導体材料センター, グループリーダー
2011 : 物質・材料研究機構, グループリーダー
2009 – 2011 : 物質・材料研究機構, 半導体材料センター, グループリーダー
 – 2007 : 国立研究開発法人物質・材料研究機構, その他部局等, その他研究員
 – 2007 : 筑波大学, 数理物質系, 連係大学院(教授) … More
2000 : 東北大, 金属材料研究所, 助手
1999 : 東北大学, 金属材料研究所, 助教授
1997 – 1998 : 東北大, 金属材料研究所, 助手
1997 – 1998 : 東北大学, 金属材料研究所, 助手
1992 – 1993 : 東北大学, 金属材料研究所, 助手
1986 : 東北大学, 金属材料研究所, 助手 Less
Review Section/Research Field
Principal Investigator
Applied materials / Inorganic materials/Physical properties / Applied materials science/Crystal engineering
Except Principal Investigator
Applied materials science/Crystal engineering / Electronic materials/Electric materials / Applied materials
Keywords
Principal Investigator
GaAs / InGaAs / ZnO / InGaAsP / カソードルミネッセンス / Si / Cathodoluminescence / SiGe / 欠陥 / Alloy Semiconductors … More / Semiconductor / 重水 / Quantum wire / Band Gap / カソートルミネッセンス / 半導体 / 準安定状態 / 量子ドット / FTIR / Quantum dots / 格子歪 / 量子構造 / nanostructure / 混晶半導体 / bonded Si / Strain / Hetero Structure / 結晶成長 / バンドギャップ / Diamond / ヘテロ構造 … More
Except Principal Investigator
原子状水素 / 環境保全 / 磁化分布 / GaN系半導体 / フォトルミネッセンス / カソードルミネッセンス / 半導体シリサイド / InGaN / 発光 / MBE / 水素プラズマ処理 / 青色発光 / 白色発光ダイオード / MOCVD / AlGaN / 透過型走査電子顕微鏡 / 水素 / 磁壁 / 赤外受光素子 / 発光増大 / 格子不整合 / 磁区観察 / 鉄シリサイド / 位相差電子顕微鏡法 / プラズマ処理 / マイクロチャネルエピタキシー / ホール測定 / ローレンツ電子顕微鏡法 / 量子効率 / 照明 / 種結晶 / 新機能材料 / 水蒸気プラズマ処理 Less
  • Research Projects

    (6results)
  • Research Products

    (9results)
  • Co-Researchers

    (11People)
  •  Large grain-sized FeSi_2 films by micro-channel epitaxy for infrared detectors

    • Principal Investigator
      SUEMASU Takashi
    • Project Period (FY)
      2009 – 2011
    • Research Category
      Grant-in-Aid for Scientific Research (B)
    • Research Field
      Applied materials science/Crystal engineering
    • Research Institution
      University of Tsukuba
  •  Study of the mechanism of luminescence enhancement in GaN-based semiconductors by water vapor plasma treatment and its application to light emitting devices

    • Principal Investigator
      KAMIURA Yoichi
    • Project Period (FY)
      2009 – 2011
    • Research Category
      Grant-in-Aid for Scientific Research (C)
    • Research Field
      Electronic materials/Electric materials
    • Research Institution
      Okayama University
  •  同位元素添加単結晶を用いた電子スピン共鳴法と発光測定による酸化亜鉛の欠陥分析Principal Investigator

    • Principal Investigator
      関口 隆史, 大橋 直樹
    • Project Period (FY)
      1999 – 2000
    • Research Category
      Grant-in-Aid for Scientific Research (C)
    • Research Field
      Inorganic materials/Physical properties
    • Research Institution
      Tohoku University
  •  Characterization of Nano-electric Structure of Materials by Weak Excitation CathodoluminescencePrincipal Investigator

    • Principal Investigator
      SEKIGUCHI Takashi
    • Project Period (FY)
      1997 – 1998
    • Research Category
      Grant-in-Aid for Scientific Research (B)
    • Research Field
      Applied materials science/Crystal engineering
    • Research Institution
      TOHOKU UNIVERSITY
  •  Cathodoluminescence Study of the Locaal Fluctuation of Band Gaps in AlloySemiconductor FilmsPrincipal Investigator

    • Principal Investigator
      SEKIGUCHI Takashi
    • Project Period (FY)
      1992 – 1993
    • Research Category
      Grant-in-Aid for General Scientific Research (C)
    • Research Field
      Applied materials
    • Research Institution
      TOHOKU UNIVERSITY
  •  位相差電子顕微鏡による磁区観察法の開発

    • Principal Investigator
      渡辺 伝次郎
    • Project Period (FY)
      1985 – 1986
    • Research Category
      Grant-in-Aid for Developmental Scientific Research
    • Research Field
      Applied materials
    • Research Institution
      Tohoku University

All 2011 2010 Other

All Journal Article Presentation

  • [Journal Article] Minority-carrier diffusion length, minority-carrier lifetime, and photoresponsivity of β-FeSi2 layers grown by molecular-beam epitaxy2011

    • Author(s)
      K. Akutsu, H. Kawakami, M. Suzuno, T. Yaguchi, K. Jiptner, J. Chen, T. Sekiguchi, T. Ootsuka, and T. Suemasu
    • Journal Title

      Journal of applied physics

      Volume : 109 Issue : 12 Pages : 123502

    • Publisher
      American Institute of Physics
    • Language
      English
    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-21360002, KAKENHI-PROJECT-09J03500
  • [Journal Article] Molecular beam epitaxy of β-FeSi_2 films on Si (111) substrates and its influence on minority-carrier diffusion length of Si measured by EBIC2011

    • Author(s)
      H. Kawakami, M. Suzuno, K. Akutsu, J. Chen, Y. Fuxing, T. Sekiguchi, and T. Suemasu
    • Journal Title

      Physics Procedia

      Volume : 11 Pages : 23-26

    • Data Source
      KAKENHI-PROJECT-21360002
  • [Journal Article] Effect of introducing β-FeSi_2 template layers on the defect density and minority carrier diffusion length in Si nearby p-β-FeSi_2/n-Si heterointerface2011

    • Author(s)
      H. Kawakami, M. Suzuno, K. Akutsu, J. Chen, K. Jiptner, T. Sekiguchi, and T. Suemasu
    • Journal Title

      Japanese Journal of Applied Physics

      Volume : 50 Pages : 1-4

    • Data Source
      KAKENHI-PROJECT-21360002
  • [Presentation] Si基板上にエピ成長したβ-FeSi_2薄膜のSEM/EBSD/EBIC評価2011

    • Author(s)
      カロリンイプトナー, 川上英輝, 陳君, 末益崇, 関口隆
    • Organizer
      第58回応用物理学関係連合講演会
    • Place of Presentation
      神奈川
    • Year and Date
      2011-03-26
    • Data Source
      KAKENHI-PROJECT-21360002
  • [Presentation] Characterization of epitaxial β-FeSi_2 thin films on Si substrate by SEM, EBIC and EBSD imaging2011

    • Author(s)
      K. Jiptner, H. Kawakami, J. Chen, T. Suemasu and T. Sekiguchi
    • Organizer
      21st International Photovoltaic Science and Engineering Conference (PVSEC)
    • Place of Presentation
      Fukuoka, Japan
    • Year and Date
      2011-11-01
    • Data Source
      KAKENHI-PROJECT-21360002
  • [Presentation] Molecular beam epitaxy of β-FeSi_2 films on Si (111) substrates and its influence on minority-carrier diffusion length of Si measured by EBIC2010

    • Author(s)
      H. Kawakami, M. Suzuno, K. Akutsu, J. Chen, Y. Fuxing, T. Sekiguchi, and T. Suemasu
    • Organizer
      APAC Silicide
    • Place of Presentation
      Tsukuba, Japan
    • Year and Date
      2010-07-24
    • Data Source
      KAKENHI-PROJECT-21360002
  • [Presentation] MBE法によるSi基板へのβ-FeSi_2膜の成長とEBICによる拡散長評価2010

    • Author(s)
      川上英輝, 鈴野光史, 阿久津恵一, 陳君, 殷福星, 関口隆史, 末益崇
    • Organizer
      第57回応用物理学関係連合講演会
    • Year and Date
      2010-03-18
    • Data Source
      KAKENHI-PROJECT-21360002
  • [Presentation] MBE法で形成したβ-FeSi_2膜のEBICによる拡散長評価2010

    • Author(s)
      川上英輝, 鈴野光史, 阿久津恵一, 陳君, Karolin Jiptner, 関口隆史, 末益 崇
    • Organizer
      第71回応用物理学会学術講演会
    • Year and Date
      2010-09-17
    • Data Source
      KAKENHI-PROJECT-21360002
  • [Presentation] Enhancement of photoresponsivity, minority-carrier diffusion length and lifetime in β-FeSi_2 films grown by atomic hydrogen-assisted molecular beam epitaxy

    • Author(s)
      H. Kawakami, M. Suzuno, K. Akutsu, T. Yaguchi, J. Chen, K. Jiptner, T. Sekiguchi, and T. Suemasu
    • Organizer
      Asian School-Conference on Physics and Technology of Nanostructured Materials
    • Place of Presentation
      Vladivostok, Russia
    • Data Source
      KAKENHI-PROJECT-21360002
  • 1.  SUEMASU Takashi (40282339)
    # of Collaborated Projects : 1results
    # of Collaborated Products : 9results
  • 2.  AKIYAMA Kensuke (70426360)
    # of Collaborated Projects : 1results
    # of Collaborated Products : 0results
  • 3.  KAMIURA Yoichi (30033244)
    # of Collaborated Projects : 1results
    # of Collaborated Products : 0results
  • 4.  YAMASHITA Yoshifumi (80251354)
    # of Collaborated Projects : 1results
    # of Collaborated Products : 0results
  • 5.  ISHIYAMA Takeshi (40314653)
    # of Collaborated Projects : 1results
    # of Collaborated Products : 0results
  • 6.  大橋 直樹 (60251617)
    # of Collaborated Projects : 1results
    # of Collaborated Products : 0results
  • 7.  末澤 正志 (00005919)
    # of Collaborated Projects : 1results
    # of Collaborated Products : 0results
  • 8.  渡辺 伝次郎 (50004239)
    # of Collaborated Projects : 1results
    # of Collaborated Products : 0results
  • 9.  KITAZAWA Koichi
    # of Collaborated Projects : 1results
    # of Collaborated Products : 0results
  • 10.  TOMIZAWA Jyun'ichiro
    # of Collaborated Projects : 1results
    # of Collaborated Products : 0results
  • 11.  井上 雅夫
    # of Collaborated Projects : 1results
    # of Collaborated Products : 0results

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