Rchr
J-GLOBAL ID：201901005023511468   Update date: Mar. 09, 2026

Hibiya Yuki

ヒビヤ ユキ | Hibiya Yuki
Affiliation and department：
The University of Tokyo Research Center for Advanced Science and Technology, Department of Cosmic and Planetary Material Evolution

About The University of Tokyo Research Center for Advanced Science and Technology, Department of Cosmic and Planetary Material Evolution


Job title： Associate Professor
Other affiliations (2)：
  • The University of Tokyo  Graduate School of Science Department of Earth and Planetary Science   Associate Professor
  • Japan Agency for Marine-Earth Science and Technology  Submarine Resources Research Center, Research Institute for Marine Resources Utilization   Adjunct Researcher
Research field  (1)： Space and planetary science
Research keywords  (11)： Noble gas ,  Earth Science ,  Petrology ,  mantle ,  Karl Fischer titration ,  Reflectance spectrum ,  mass spectrometry ,  chronology ,  isotope ,  meteorite ,  Early Solar System
Research theme for competitive and other funds  (13)：
  • 2025 - 2029 高解像度年代測定と希ガス同位体分析による微惑星進化の解明
  • 2025 - 2027 未来の地球外資源探査に向けた金属に富む隕石の総合化学分析
  • 2023 - 2027 難揮発性包有物CAIから探る惑星形成過程 : 希ガス同位体をトレーサーとして
  • 2022 - 2025 Thermal evoluiton of C-type asteoroids explored from hydrothermally altered carbonaceous chondrites
  • 2022 - 2025 水熱変成作用を受けた炭素質コンドライト隕石から探るC型小惑星の熱進化
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Papers (44)：
  • Tsuyoshi Iizuka, Takazo Shibuya, Takehito Hayakawa, Tetsuya Yokoyama, Ikshu Gautam, Makiko K. Haba, Kengo T. M. Ito, Yuki Hibiya, Akira Yamaguchi, Yoshinari Abe, et al. Late fluid flow in a primitive asteroid revealed by Lu-Hf isotopes in Ryugu. Nature. 2025. 646. 8083. 62-67
  • Yuki Masuda, Tetsuya Yokoyama, Tsuyoshi IIZUKA, Yuki Hibiya. Constraining the origin of isotopic variations in chondritic materials through titanium and chromium isotopic analyses of refractory inclusions. Earth and Planetary Science Letters. 2025
  • Tsuyoshi Iizuka, Yuki Hibiya, Satoshi Yoshihara, Takehito Hayakawa. Timescales of Solar System Formation Based on Al-Ti Isotope Correlation by Supernova Ejecta. The Astrophysical Journal Letters. 2025
  • Amelin, Y., Yin, Q.-Z., Koefoed, P., Merle, R., Hibiya, Y., Huyskens, M.H., Iizuka, T., Cartwright, J.A. Fractionation of radiogenic Pb isotopes in meteorites and their components induced by acid leaching. Geochimica et Cosmochimica Acta. 2025. 392
  • Maria Schönbächler, Manuela A. Fehr, Tetsuya Yokoyama, Ikshu Gautam, Nao Nakanishi, Yoshinari Abe, Jérôme Aléon, Conel Alexander, Sachiko Amari, Yuri Amelin, et al. Zirconium isotope composition indicates <i>s</i>-process depletion in samples returned from asteroid Ryugu. Meteoritics & Planetary Science. 2024
ｍore...
Lectures and oral presentations  (100)：
  • Shock Effects and Thermal Metamorphism of Ordinary Chondrite Northwest Africa 722
    (2024)
  • Quantitative Halogen Analysis in Carbonaceous Chondrites and Exploration of their Thermal History by I-Xe Dating
    (日本地球惑星科学連合2024年大会 2024)
  • Origin of the unique isotopic composition of asteroid Ryugu and CI chondrites.
    (Lunar and Planetary Science conference 2024 2024)
  • Nucleosynthetic Cr-Ti Isotope Anomalies in Ryugu Samples.
    (Lunar and Planetary Science conference 2024 2024)
  • Nickel isotopic composition of Ryugu and the link between CI and other carbonaceous chondrites.
    (Hayabusa 2023 Symposium 2023)
ｍore...
Education (3)：
  • 2016 - 2019 The University of Tokyo Graduate School of Science Department of Earth and Planetary Science
  • 2014 - 2016 The University of Tokyo Graduate School of Science Department of Earth and Planetary Science
  • 2010 - 2014 Tohoku University Faculty of Science
Professional career (1)：
  • 理学博士 (東京大学)
Work history (5)：
  • 2024/12 - 現在 東京大学 先端科学技術研究センター 地球環境化学分野, 准教授
  • 2022/07 - 2024/11 東京大学 先端科学技術研究センター 地球環境化学分野 助教
  • 2021/06 - 2022/06 The University of Tokyo Graduate School of Arts and Sciences Department of Multi-Disciplinary Sciences,General Systems Sciences Assistant Professor
  • 2019/04 - 2021/05 Japan Agency for Marine-Earth Science and Technology
  • 2016/04 - 2019/03 The University of Tokyo Graduate School of Science, Department of Earth and Planetary Science
Awards (12)：
  • 2024/06 - 第72回質量分析総合討論会ベストプレゼンテーション賞, 日本質量分析学会
  • 2023/08 - AOMSC-KSMS 2023 travel grant
  • 2023/05 - 日本質量分析学会 第71回質量分析総合討論会ベストプレゼンテーション賞
  • 2022/11 - 住友財団 2022年度 基礎科学研究助成
  • 2022/04 - 2022年度 稲盛研究助成
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Association Membership(s) (5)：
GEOCHEMICAL SOCIETY ,  THE METEORITICAL SOCIETY ,  THE MASS SPECTROMETRY SOCIETY OF JAPAN ,  THE GEOCHEMICAL SOCIETY OF JAPAN ,  JAPAN GEOSCIENCE UNION
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