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Kofu Maiko  古府 麻衣子

… Alternative Names

KOFU Maiko  古府 麻衣子

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Researcher Number 70549568
Other IDs
  • ORCIDhttps://orcid.org/0000-0003-3756-2157
Affiliation (Current) 2025: 東京大学, 物性研究所, 教授
Affiliation (based on the past Project Information) *help 2024 – 2025: 国立研究開発法人日本原子力研究開発機構, J-PARCセンター, 研究副主幹
2021 – 2023: 国立研究開発法人日本原子力研究開発機構, 原子力科学研究部門 J-PARCセンター, 研究副主幹
2019: 国立研究開発法人日本原子力研究開発機構, 原子力科学研究部門 J-PARCセンター, 研究副主幹
2016 – 2018: 国立研究開発法人日本原子力研究開発機構, 原子力科学研究部門 J-PARCセンター, 任期付研究員
2009 – 2015: The University of Tokyo, 物性研究所, 助教
2010: 東京大学, 助教
Review Section/Research Field
Principal Investigator
Condensed matter physics I / Transformative Research Areas, Section (II) / Basic Section 34010:Inorganic/coordination chemistry-related / Basic Section 13030:Magnetism, superconductivity and strongly correlated systems-related / Biological physics/Chemical physics/Soft matter physics / Condensed matter physics II
Except Principal Investigator
Medium-sized Section 13:Condensed matter physics and related fields / Biophysics/Chemical physics
Keywords
Principal Investigator
中性子散乱 / 局所磁気励起 / スピングラス / 物性実験 / 磁気励起 / 磁性 / イオン液体 / 磁性イオン液体 / 希土類元素 / 単分子磁石 … More / 国際研究者交流(フランス) / 国際研究者交流(米国) / 拡散 / 包接化合物 / 水素 / 強相関電子系 / 同形転移 / ラットリング / βパイロクロア酸化物 … More
Except Principal Investigator
中性子小角散乱 / 冷中性子非弾性散乱 / トポロジカル磁気励起 / トポロジカル磁気構造 / 中性子散乱 / 残余エントロピー / アニール効果 / 構造 / X線回折 / 物性実験 / 化学物理 / 低エネルギー励起 / ガラス転移 / 蒸着法 / X線回折 / エントロピー / 熱容量 Less
  • Research Projects

    (9 results)
  • Research Products

    (40 results)
  • Co-Researchers

    (8 People)
  •  単分子磁石挙動を示す無機化合物の中性子散乱研究Principal Investigator

    • Principal Investigator
      古府 麻衣子
    • Project Period (FY)
      2025 – 2027
    • Research Category
      Grant-in-Aid for Scientific Research (C)
    • Review Section
      Basic Section 34010:Inorganic/coordination chemistry-related
    • Research Institution
      Japan Atomic Energy Agency
  •  中性子散乱によるヒドリドイオン伝導体の微視的拡散機構の解明と手法の確立Principal Investigator

    • Principal Investigator
      古府 麻衣子
    • Project Period (FY)
      2025 – 2026
    • Research Category
      Grant-in-Aid for Transformative Research Areas (A)
    • Review Section
      Transformative Research Areas, Section (II)
    • Research Institution
      Japan Atomic Energy Agency
  •  International collaboration on topological magnetic structures and excitations in quantum magnets using neutron scattering

    • Principal Investigator
      佐藤 卓
    • Project Period (FY)
      2023 – 2026
    • Research Category
      Fund for the Promotion of Joint International Research (International Collaborative Research)
    • Review Section
      Medium-sized Section 13:Condensed matter physics and related fields
    • Research Institution
      Tohoku University
  •  Verification of universality of magnetic boson peak in spin glass and elucidation of its originPrincipal Investigator

    • Principal Investigator
      古府 麻衣子
    • Project Period (FY)
      2021 – 2024
    • Research Category
      Grant-in-Aid for Scientific Research (B)
    • Review Section
      Basic Section 13030:Magnetism, superconductivity and strongly correlated systems-related
    • Research Institution
      Japan Atomic Energy Agency
  •  Unraveling the spin state of magnetic ionic liquidsPrincipal Investigator

    • Principal Investigator
      Kofu Maiko
    • Project Period (FY)
      2017 – 2019
    • Research Category
      Grant-in-Aid for Scientific Research (C)
    • Research Field
      Biological physics/Chemical physics/Soft matter physics
    • Research Institution
      Japan Atomic Energy Agency
  •  Spin dynamics of lanthanide-based single-molecule magnetsPrincipal Investigator

    • Principal Investigator
      Kofu Maiko
    • Project Period (FY)
      2014 – 2016
    • Research Category
      Grant-in-Aid for Young Scientists (B)
    • Research Field
      Condensed matter physics II
    • Research Institution
      Japan Atomic Energy Agency
      The University of Tokyo
  •  Diffusion dynamics of hydrogen molecules in clathrate hydratePrincipal Investigator

    • Principal Investigator
      KOFU Maiko
    • Project Period (FY)
      2012 – 2013
    • Research Category
      Grant-in-Aid for Young Scientists (B)
    • Research Field
      Condensed matter physics I
    • Research Institution
      The University of Tokyo
  •  Formation of Simple Molecular Glasses by Low-temperature Vapor-deposition and Thermodynamic and Structural Studies on them

    • Principal Investigator
      YAMAMURO Osamu
    • Project Period (FY)
      2010 – 2012
    • Research Category
      Grant-in-Aid for Scientific Research (B)
    • Research Field
      Biophysics/Chemical physics
    • Research Institution
      The University of Tokyo
  •  A neutron scattering study on dynamical structure in β-pyrochlore oxidePrincipal Investigator

    • Principal Investigator
      KOFU Maiko
    • Project Period (FY)
      2009 – 2010
    • Research Category
      Grant-in-Aid for Research Activity Start-up
    • Research Field
      Condensed matter physics I
    • Research Institution
      The University of Tokyo

All 2024 2023 2022 2021 2020 2019 2018 2017 2015 2013 2012 2010 2009

All Journal Article Presentation

  • [Journal Article] Magnetic boson peak in classical spin glasses2024

    • Author(s)
      Kofu Maiko、Ohira-Kawamura Seiko、Murai Naoki、Ishii Rieko、Hirai Daigorou、Arima Hiroshi、Funakoshi Kenichi
    • Journal Title

      Physical Review Research

      Volume: 6 Issue: 1 Pages: 013006-013006

    • DOI

      10.1103/physrevresearch.6.013006

    • Peer Reviewed / Open Access
    • Data Source
      KAKENHI-PROJECT-23KK0051, KAKENHI-PUBLICLY-22H04462, KAKENHI-PROJECT-23K20829
  • [Journal Article] Spin glass behavior and magnetic boson peak in a structural glass of a magnetic ionic liquid2021

    • Author(s)
      Kofu Maiko、Watanuki Ryuta、Sakakibara Toshiro、Ohira-Kawamura Seiko、Nakajima Kenji、Matsuura Masato、Ueki Takeshi、Akutsu Kazuhiro、Yamamuro Osamu
    • Journal Title

      Scientific Reports

      Volume: 11 Issue: 1 Pages: 12098-12098

    • DOI

      10.1038/s41598-021-91619-z

    • Peer Reviewed / Open Access
    • Data Source
      KAKENHI-PROJECT-18K03536, KAKENHI-PROJECT-20H02804, KAKENHI-PROJECT-20K21229, KAKENHI-PROJECT-21H04987, KAKENHI-PROJECT-23K20829
  • [Journal Article] Dimensional reduction by geometrical frustration in a cubic antiferromagnet composed of tetrahedral clusters2021

    • Author(s)
      Okuma Ryutaro、Kofu Maiko、Asai Shinichiro、Avdeev Maxim、Koda Akihiro、Okabe Hirotaka、Hiraishi Masatoshi、Takeshita Soshi、Kojima Kenji M.、Kadono Ryosuke、Masuda Takatsugu、Nakajima Kenji、Hiroi Zenji
    • Journal Title

      Nature Communications

      Volume: 12 Issue: 1 Pages: 4382-4382

    • DOI

      10.1038/s41467-021-24636-1

    • Peer Reviewed / Open Access
    • Data Source
      KAKENHI-PROJECT-23K20829
  • [Journal Article] Dynamics of Atomic Hydrogen in Palladium Probed by Neutron Spectroscopy2020

    • Author(s)
      Kofu Maiko、Yamamuro Osamu
    • Journal Title

      Journal of the Physical Society of Japan

      Volume: 89 Issue: 5 Pages: 051002-051002

    • DOI

      10.7566/jpsj.89.051002

    • NAID

      210000158066

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-17K05619
  • [Journal Article] Neutron scattering studies on short- and long-range layer structures and related dynamics in imidazolium-based ionic liquids2018

    • Author(s)
      Nemoto Fumiya、Kofu Maiko、Nagao Michihiro、Ohishi Kazuki、Takata Shin-ichi、Suzuki Jun-ichi、Yamada Takeshi、Shibata Kaoru、Ueki Takeshi、Kitazawa Yuzo、Watanabe Masayoshi、Yamamuro Osamu
    • Journal Title

      The Journal of Chemical Physics

      Volume: 149 Issue: 5 Pages: 054502-054502

    • DOI

      10.1063/1.5037217

    • Peer Reviewed / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-17K05619, KAKENHI-PROJECT-15H05758, KAKENHI-PROJECT-17H02815
  • [Journal Article] Two inherent crossovers of the diffusion process in glass-forming liquids2018

    • Author(s)
      Kofu Maiko、Faraone Antonio、Tyagi Madhusudan、Nagao Michihiro、Yamamuro Osamu
    • Journal Title

      Physical Review E

      Volume: 98 Issue: 4 Pages: 042601-042601

    • DOI

      10.1103/physreve.98.042601

    • Peer Reviewed / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-17K05619
  • [Journal Article] A novel isomorphic phase transition in β -pyrochlore oxide KOs2O6 : a study using high resolution neutron powder diffraction2010

    • Author(s)
      Kenzo Sasai, Maiko Kofu, Richard M Ibberson, Kazuma Hirota, Jun-ichi Yamaura, Zenji Hiroi, Osamu Yamamuro
    • Journal Title

      J.Phys.:Condens.Matter Vol.22

      Pages: 15403-15403

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-21840020
  • [Journal Article] A Novel Isomorphic Phase Transition in β-Pyrochlore Oxide KOs_2O_6 : A Study Using High-resolution Neutron Powder Diffraction2010

    • Author(s)
      K.Sasai, M.Kofu, R.M.Ibberson, K.Hirota, J.Yamaura, Z.Hiroi, O.Yamamuro
    • Journal Title

      Journal of Physics : Condensed matter 22

      Pages: 15403-15403

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-21840020
  • [Presentation] Localized magnetic excitations in classical spin glasses2023

    • Author(s)
      Maiko Kofu
    • Organizer
      4th Asia-Oceania Conference on Neurtron Scattering
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-23KK0051
  • [Presentation] Localized magnetic excitations in classical spin glasses2023

    • Author(s)
      Maiko Kofu
    • Organizer
      The Asia-Oceania Conference on Neurtron Scattering
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-23K20829
  • [Presentation] Localized magnetic excitations in spin glasses2023

    • Author(s)
      古府麻衣子
    • Organizer
      9th International Discussion Meeting on Relaxations in Complex Systems
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-23K20829
  • [Presentation] スピングラスにおける磁気ボゾンピーク2022

    • Author(s)
      古府麻衣子
    • Organizer
      Mini-Symposium on Liquids
    • Invited
    • Data Source
      KAKENHI-PROJECT-23K20829
  • [Presentation] Localized magnetic excitations in spin glasses revealed by neutron scattering2022

    • Author(s)
      古府麻衣子
    • Organizer
      15th Asia Pacific Physics Conference
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-23K20829
  • [Presentation] 中性子散乱によるスピングラスの局在磁気励起の研究2021

    • Author(s)
      古府麻衣子、河村聖子、村井直樹、石井梨恵子、平井大悟郎、有馬寛、舟越賢一
    • Organizer
      日本中性子科学会
    • Data Source
      KAKENHI-PROJECT-23K20829
  • [Presentation] スピングラスにおける低エネルギー局所磁気励起2021

    • Author(s)
      古府麻衣子
    • Organizer
      物性研短期研究会
    • Invited
    • Data Source
      KAKENHI-PROJECT-23K20829
  • [Presentation] 中性子散乱によるスピングラスの局在磁気励起の観測2021

    • Author(s)
      古府麻衣子、河村聖子、村井直樹、石井梨恵子、平井大悟郎、有馬寛、舟越賢一
    • Organizer
      日本物理科学
    • Data Source
      KAKENHI-PROJECT-23K20829
  • [Presentation] Spin glass on a structural glass of a magnetic ionic liquid2019

    • Author(s)
      Maiko Kofu, Ryuta Watanuki, Toshiro Sakakibara, Seiko Ohira-Kawamura, Kenji Nakajima, Takeshi Ueki, Kazuhiro Akutsu, Osamu Yamamuro
    • Organizer
      The 3rd Asia-Oceania Conference on Neutron Scattering 2019
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-17K05619
  • [Presentation] Neutron scattering study of a magnetic ionic liquid C4mimFeCl42019

    • Author(s)
      M. Kofu, R. Watanuki, T. Sakakibara, S. Ohira-Kawamura, K. Nakajima, T. Ueki, K. Akutsu, O. Yamamuro
    • Organizer
      3rd J-PARC Symposium
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-17K05619
  • [Presentation] Spin glass dynamics in a structural glass of C4mimFeCl42019

    • Author(s)
      Maiko Kofu, Ryuta Watanuki, Toshiro Sakakibara, Seiko Ohira-Kawamura, Kenji Nakajima, Takeshi Ueki, Kazuhiro Akutsu, Osamu Yamamuro
    • Organizer
      Materials Research Meeting 2019
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-17K05619
  • [Presentation] 磁性イオン液体C4mimFeCl4の構造ガラス上で発現するスピングラス状態2019

    • Author(s)
      古府麻衣子、綿貫竜太、榊原俊郎、河村聖子、中島健次、上木岳士、阿久津和宏、山室修
    • Organizer
      日本物理学会
    • Data Source
      KAKENHI-PROJECT-17K05619
  • [Presentation] Dynamics of atomic hydrogen in bulk and nanocrystalline palladium2018

    • Author(s)
      Maiko Kofu, Naoki Hashimoto, Hiroshi Akiba, Hirokazu Kobayashi,Hiroshi Kitagawa, Madhusudan Tyagi, Antonio Faraone, John Copley, Wiebke Lohstroh, Kazuki Iida, Mitsutaka Nakamura, Osamu Yamamuro
    • Organizer
      QENS/WINS2018
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-17K05619
  • [Presentation] 単分子磁石Zn-Ln-Zn三核錯体の中性子散乱研究2018

    • Author(s)
      古府麻衣子、梶原孝志、河村聖子、菊地龍弥、中島健次、松浦直人、柴田薫、長尾道弘、山室修
    • Organizer
      日本物理学会
    • Data Source
      KAKENHI-PROJECT-17K05619
  • [Presentation] ナノ粒子パラジウム中の水素原子のダイナミクス2018

    • Author(s)
      古府麻衣子、橋本直樹、秋葉宙、小林浩和、北川宏、飯田一樹、中村充孝、Madhusudan Tyagi、Antonio Faraone、John Copley、Wiebke Lohstroh、山室修
    • Organizer
      日本中性子科学会
    • Invited
    • Data Source
      KAKENHI-PROJECT-17K05619
  • [Presentation] 中性子散乱で観るイオン液体と分子液体のダイナミクス2018

    • Author(s)
      古府 麻衣子
    • Organizer
      日本物理学会領域6シンポジウム
    • Invited
    • Data Source
      KAKENHI-PROJECT-17K05619
  • [Presentation] Spatial scale dependence of structural relaxation in glass-forming liquids2017

    • Author(s)
      Maiko Kofu, Antonio Faraone, Madhusudan Tyagi, Michihiro Nagao, Osamu Yamamuro
    • Organizer
      International Conference on Neutron Scattering
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-17K05619
  • [Presentation] Zn-Ln-Zn単分子磁石の中性子非弾性散乱2015

    • Author(s)
      古府麻衣子
    • Organizer
      物理学会2015年秋季大会
    • Place of Presentation
      関西大学千里山キャンパス(大阪府吹田市)
    • Year and Date
      2015-09-16
    • Data Source
      KAKENHI-PROJECT-26800178
  • [Presentation] Spin dynamics in rare-earth based single-molecule magnets2015

    • Author(s)
      古府麻衣子
    • Organizer
      Future and Current Use of Neutron Spin-Echo Spectroscopy in Condensed Matter Research
    • Place of Presentation
      オークリッジ国立研究所(米国テネシー州、オークリッジ)
    • Year and Date
      2015-05-13
    • Data Source
      KAKENHI-PROJECT-26800178
  • [Presentation] 抱接水和物中の水素の拡散ダイナミクス2013

    • Author(s)
      古府麻衣子、奥地拓生、Hannu Mutka、jacques Ollivier、Craig Brown、Madhusudan Tyagi、山室修
    • Organizer
      日本中性子科学会第13回年会
    • Place of Presentation
      さわやかちば県民プラザ(千葉県)
    • Year and Date
      2013-12-13
    • Data Source
      KAKENHI-PROJECT-24740198
  • [Presentation]2013

    • Author(s)
      Maiko Kofu, Takuo Okuchi,Hannu Mutka, Jacques Ollivier, Craig Brown, Madhusudan Tyagi, Osamu Yamamuro
    • Organizer
      International Conference on Neutron Scattering (ICNS2013)
    • Place of Presentation
      Edingburgh (UK)
    • Year and Date
      2013-07-10
    • Data Source
      KAKENHI-PROJECT-24740198
  • [Presentation] 中性子散乱で観た抱接水和物中の水素の拡散ダイナミクス2013

    • Author(s)
      古府麻衣子、奥地拓生、Hannu Mutka、jacques Ollivier、Craig Brown、Madhusudan Tyagi、山室修
    • Organizer
      日本物理学会2013年秋季大会
    • Place of Presentation
      徳島大学(徳島県)
    • Year and Date
      2013-09-26
    • Data Source
      KAKENHI-PROJECT-24740198
  • [Presentation] 中性子散乱で観た包椄水和物中の水素の拡散ダイナミクス2013

    • Author(s)
      古府麻衣子
    • Organizer
      物理学会秋季大会
    • Place of Presentation
      徳島大学常三島キャンパス(徳島県)
    • Data Source
      KAKENHI-PROJECT-24740198
  • [Presentation] Dynamics of hydrogen molecules in clathrate hydrate2013

    • Author(s)
      古府麻衣子
    • Organizer
      International Conference on Neutron Scattering
    • Place of Presentation
      エディンバラ(UK)
    • Data Source
      KAKENHI-PROJECT-24740198
  • [Presentation] 包接水和物中の水素の拡散ダイナミクス2013

    • Author(s)
      古府麻衣子
    • Organizer
      日本中性子科学会第13回年会
    • Place of Presentation
      さわやかちば県民プラザ(千葉県)
    • Data Source
      KAKENHI-PROJECT-24740198
  • [Presentation] 中性子散乱で観た水素ハイドレート中の水素の拡散ダイナミクス2012

    • Author(s)
      古府麻衣子、山室修、奥地拓生
    • Organizer
      第53回高圧討論会
    • Place of Presentation
      大阪大学豊中キャンパス
    • Data Source
      KAKENHI-PROJECT-24740198
  • [Presentation] 中性子散乱で観た水素ハイドレート中の水素の拡散ダイナミクス2012

    • Author(s)
      古府麻衣子、山室修、奥地拓生
    • Organizer
      第53回高圧討論会
    • Place of Presentation
      大阪大学(大阪府)
    • Year and Date
      2012-11-07
    • Data Source
      KAKENHI-PROJECT-24740198
  • [Presentation] 高分解能中性子粉末回折で見たβ型パイロクロア酸化物KOs_2O_6の同形転移2009

    • Author(s)
      古府麻衣子
    • Organizer
      第64回日本物理学会秋季大会
    • Place of Presentation
      熊本
    • Year and Date
      2009-09-27
    • Data Source
      KAKENHI-PROJECT-21840020
  • [Presentation] β型パイロクロア酸化物KOs_2O_6における新奇な同形転移2009

    • Author(s)
      古府麻衣子、佐々井健蔵、山浦淳一、廣井善二、廣田和馬、Richard M.bberson、山室修
    • Organizer
      日本中性子科学会第9回年会
    • Place of Presentation
      いばらき量子ビーム研究センター
    • Year and Date
      2009-12-10
    • Data Source
      KAKENHI-PROJECT-21840020
  • [Presentation] 中性子回折でみたβ型パイロクロア酸化物の新奇相転移2009

    • Author(s)
      古府麻衣子、佐々井健蔵、Richard M.Ibberson、廣田和馬、山浦淳一、廣井善二、山室修
    • Organizer
      金研中性子散乱研究会シリーズ「中性子を用いた新しいマテリアルサイエンスの検討」
    • Place of Presentation
      東北大学
    • Year and Date
      2009-11-11
    • Data Source
      KAKENHI-PROJECT-21840020
  • [Presentation] 高分解能中性子粉末回折で見たβ型パイロクロア酸化物KOs_2O_6の同形転移2009

    • Author(s)
      古府麻衣子、佐々井健蔵、山室修、廣田和馬、Richard M.Ibberson、山浦淳一、廣井善二
    • Organizer
      日本物理学会秋季大会
    • Place of Presentation
      熊本大学
    • Year and Date
      2009-09-27
    • Data Source
      KAKENHI-PROJECT-21840020
  • [Presentation] 熱容量測定と中性子回折でみたβ型パイロクロア酸化物KOs_2O_6の相転移2009

    • Author(s)
      古府麻衣子、佐々井健蔵、山室修、廣田和馬、Richard M.Ibberson、山浦淳一、廣井善二
    • Organizer
      第45回熱測定討論会
    • Place of Presentation
      首都大学
    • Year and Date
      2009-09-30
    • Data Source
      KAKENHI-PROJECT-21840020
  • 1.  YAMAMURO Osamu (20200777)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 2.  TATSUMI Soichi (50533684)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 3.  ODAGAKI Takashi (90214147)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 4.  佐藤 卓 (70354214)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 5.  那波 和宏 (10723215)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 6.  Piyawongwatthana Pharit (10986384)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 7.  金城 克樹 (80981696)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 8.  WATANUKI Ryuta
    # of Collaborated Projects: 0 results
    # of Collaborated Products: 1 results

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