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Yokoyama Tatsunori  横山 立憲

ORCIDConnect your ORCID iD *help
Researcher Number 10750846
Other IDs
Affiliation (Current) 2025: 国立研究開発法人日本原子力研究開発機構, 東濃地科学センター, 研究職
Affiliation (based on the past Project Information) *help 2018 – 2023: 国立研究開発法人日本原子力研究開発機構, 核燃料・バックエンド研究開発部門 東濃地科学センター, 研究職
2016 – 2017: 国立研究開発法人日本原子力研究開発機構, バックエンド研究開発部門 東濃地科学センター, 研究職
Review Section/Research Field
Principal Investigator
Basic Section 17030:Human geosciences-related / Geochemistry/Cosmochemistry
Except Principal Investigator
Medium-sized Section 17:Earth and planetary science and related fields / Geochemistry/Cosmochemistry
Keywords
Principal Investigator
K-Ca / イライト / 断層活動履歴 / K-Ca年代測定 / 年代学 / 断層運動 / 地球宇宙化学 / 元素分別過程 / 放射年代学 / コンドライト … More / アルカリ元素に富む惑星物質 / アルカリに富む惑星物質 / Cs-Ba同位体系 / Rb-Sr / Cs-Ba / アルカリ元素に富む岩片 / マルチアイソトープ年代学 / セシウムーバリウム同位体系 / マルチアイソトープ / 原始太陽系における元素凝縮 … More
Except Principal Investigator
更別層 / 土岐砂礫層 / 呉羽山礫層 / 古地磁気 / U-Pb年代 / 二次磁化 / 水和層 / アルカリ土類 / 安定同位体 / ダブルスパイク / コンドライト / 同位体 / バリウム / ストロンチウム / カルシウム / コンドリュール Less
  • Research Projects

    (4 results)
  • Research Products

    (10 results)
  • Co-Researchers

    (9 People)
  •  断層はいつ動いたのか ー活動性評価のための新たな放射年代学的アプローチーPrincipal Investigator

    • Principal Investigator
      横山 立憲
    • Project Period (FY)
      2023 – 2025
    • Research Category
      Grant-in-Aid for Scientific Research (C)
    • Review Section
      Basic Section 17030:Human geosciences-related
    • Research Institution
      Japan Atomic Energy Agency
  •  Construction of effective dating method for sedimentary ages of gravel layers

    • Principal Investigator
      Yasue Ken-ichi
    • Project Period (FY)
      2019 – 2022
    • Research Category
      Grant-in-Aid for Challenging Research (Exploratory)
    • Review Section
      Medium-sized Section 17:Earth and planetary science and related fields
    • Research Institution
      University of Toyama
  •  Condensation processes of volatile elements in the primordial solar nebula revealed by multi-isotope chronologyPrincipal Investigator

    • Principal Investigator
      Yokoyama Tatsunori
    • Project Period (FY)
      2017 – 2022
    • Research Category
      Grant-in-Aid for Young Scientists (B)
    • Research Field
      Geochemistry/Cosmochemistry
    • Research Institution
      Japan Atomic Energy Agency
  •  Ca isotopic compositions of chondrules: Implication for early evolution of planetary material

    • Principal Investigator
      Misawa Keiji
    • Project Period (FY)
      2015 – 2017
    • Research Category
      Grant-in-Aid for Scientific Research (B)
    • Research Field
      Geochemistry/Cosmochemistry
    • Research Institution
      National Institute of Polar Research

All 2023 2022 2021 2018 2017 2016 2015

All Journal Article Presentation

  • [Journal Article] Extreme early solar system chemical fractionation recorded by alkali-rich clasts contained in ordinary chondrite breccias2017

    • Author(s)
      Yokoyama T., Misawa K., Okano O., Shih C.-Y., Nyquist L.E., Simon J.I., Tappa M.J., Yoneda S
    • Journal Title

      Earth Planet. Sci. Lett.

      Volume: 458 Pages: 233-240

    • DOI

      10.1016/j.epsl.2016.10.037

    • Peer Reviewed / Acknowledgement Compliant / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-15H03754
  • [Journal Article] Photostimulated luminescence applicable to pre-screening of potassium-rich phases in chondritic breccias2016

    • Author(s)
      Tatsunori Yokoyama, Keiji Misawa, Osamu Okano, Haruka Minowa, Takaaki Fukuoka
    • Journal Title

      Journal of Radioanalytical and Nuclear Chemistry

      Volume: 309 Issue: 1 Pages: 81-89

    • DOI

      10.1007/s10967-016-4846-x

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-15H03754, KAKENHI-PROJECT-26610185
  • [Presentation] Preliminary results of magnetostratigraphic investigations of the Kurehayama gravel formation in Toyama, Japan2023

    • Author(s)
      Kawasaki, K., Hisashi, K., Yasue, K., Niwa, M. and Yokoyama, T.
    • Organizer
      Japan Geoscience Union Meeting 2023
    • Data Source
      KAKENHI-PROJECT-19K21896
  • [Presentation] 古地磁気学の手法を用いた呉羽山礫層の堆積年代推定の予察的結果2022

    • Author(s)
      久志勘太・川崎一雄・安江健一・丹羽正和・横山立憲
    • Organizer
      日本活断層学会2022年度秋季学術大会
    • Data Source
      KAKENHI-PROJECT-19K21896
  • [Presentation] レーザーを用いた局所分析による岩石・鉱物の年代学的研2021

    • Author(s)
      横山 立憲
    • Organizer
      第16回 原子力機構報告会
    • Data Source
      KAKENHI-PROJECT-19K21896
  • [Presentation] アルカリ元素に富む惑星物質に残された初期太陽系での揮発性元素分別の痕跡2018

    • Author(s)
      横山立憲、三澤啓司、米田成一
    • Organizer
      2018年度 日本地球化学会 第65回年会
    • Data Source
      KAKENHI-PROJECT-17K14423
  • [Presentation] 惑星物質のカルシウム同位体進化2016

    • Author(s)
      三澤 啓司, 横山 立憲, 米田 成一
    • Organizer
      2016年度日本地球化学会年会
    • Place of Presentation
      大阪市立大学 杉本町 大阪
    • Year and Date
      2016-09-16
    • Data Source
      KAKENHI-PROJECT-15H03754
  • [Presentation] Petrology and mineralogy of an igneous clast in Northwest Africa 1685: Comparison with alkali-rich igneous rock fragments in Yamato-744422016

    • Author(s)
      Niihara T., Misawa K,. Yokoyama T.
    • Organizer
      47th Lunar Planetary Science Conference
    • Place of Presentation
      Woodlands, Texas, USA
    • Year and Date
      2016-03-22
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-15H03754
  • [Presentation] 普通コンドライト隕石のバリウム同位体組成2015

    • Author(s)
      三澤 啓司, 横山 立憲, 米田 成一
    • Organizer
      2015年度日本地球化学会年会
    • Place of Presentation
      横浜国立大学, 横浜, 神奈川
    • Year and Date
      2015-09-18
    • Data Source
      KAKENHI-PROJECT-15H03754
  • [Presentation] Barium isotopic compositions of ordinary chondrites2015

    • Author(s)
      Misawa K., Yokoyama T., Yoneda S.
    • Organizer
      6th Symposium on Polar Science
    • Place of Presentation
      国立国語研究所, 立川, 東京
    • Year and Date
      2015-11-17
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-15H03754
  • 1.  Misawa Keiji (70212230)
    # of Collaborated Projects: 2 results
    # of Collaborated Products: 6 results
  • 2.  米田 成一 (60210788)
    # of Collaborated Projects: 2 results
    # of Collaborated Products: 4 results
  • 3.  丹羽 正和 (90421685)
    # of Collaborated Projects: 2 results
    # of Collaborated Products: 2 results
  • 4.  Yasue Ken-ichi (10446461)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 2 results
  • 5.  新原 隆史 (20733679)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 1 results
  • 6.  海田 博司 (10302811)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 7.  川崎 一雄 (60624806)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 2 results
  • 8.  鏡味 沙耶 (10847130)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 9.  可児 智美 (60332863)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results

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