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Ohtomo Yoko  大友 陽子

ORCIDConnect your ORCID iD *help
Researcher Number 80612902
Other IDs
Affiliation (Current) 2025: 北海道大学, 工学研究院, 准教授
Affiliation (based on the past Project Information) *help 2024: 北海道大学, 工学研究院, 准教授
2022 – 2024: 北海道大学, 工学研究院, 助教
2021: 北海道大学, 工学研究院, 招へい教員
2019 – 2021: 北海道大学, 工学研究院, 特任助教
Review Section/Research Field
Principal Investigator
Basic Section 31020:Earth resource engineering, Energy sciences-related
Except Principal Investigator
Medium-sized Section 31:Nuclear engineering, earth resources engineering, energy engineering, and related fields / Medium-sized Section 17:Earth and planetary science and related fields / Basic Section 17050:Biogeosciences-related
Keywords
Principal Investigator
蛇紋岩化反応 / 休廃止鉱山 / 二酸化炭素固定 / 岩石風化促進 / 鉄酸化細菌 / シアノバクテリア / 生命の起源 / 縞状鉄鉱層 / 大酸化イベント / バーバトン緑色岩帯 … More / Barberton / Moodies Group / Origin of life / Organic matter / 初期地球 / 地殻内流体 / 太古代 / グラフェン / Graphene / Iron-oxidizing Bacteria / Cyanobacteria / Great Oxidation Event / Banded Iron Formation … More
Except Principal Investigator
光合成細菌 / 地球表層環境 / 縞状鉄鉱層 / 微化石 / 酸化還元反応 / 元素循環 / 有機炭素 / 国際掘削プログラム / 鉱物分離 / 安定同位体 / バナジウム / 鉄同位体 / 光合成 / 炭素質物質 / クロム / 磁鉄鉱 / 科学掘削 / 隕石衝突の痕跡 / 大型球状微化石 / レンズ状微化石 / 酸分解抽出 / 赤外分光分析 / 同位体分析 / 微細構造分析 / バイオマーカー分析 / 太古代微化石 / 小惑星衝突 / 同位体 / 形態分析 / バイオマーカー / 真核藻類 / 衝突起源小球体 / 真核生物性 / 大型微化石 / ピルバラ地塊 / 西オーストラリア / ピルバラクラトン / シアノバクテリア / 真核生物 / 太古代 Less
  • Research Projects

    (5 results)
  • Research Products

    (20 results)
  • Co-Researchers

    (9 People)
  •  Mineral carbonation through enhanced rock weathering in abandoned mine environmentsPrincipal Investigator

    • Principal Investigator
      大友 陽子
    • Project Period (FY)
      2024 – 2026
    • Research Category
      Grant-in-Aid for Scientific Research (B)
    • Review Section
      Basic Section 31020:Earth resource engineering, Energy sciences-related
    • Research Institution
      Hokkaido University
  •  Understanding redox conditions and metal cycling on the Earth's surface ~3.2 billion years ago using scientific drilling cores

    • Principal Investigator
      大竹 翼
    • Project Period (FY)
      2024 – 2027
    • Research Category
      Grant-in-Aid for Scientific Research (A)
    • Review Section
      Medium-sized Section 31:Nuclear engineering, earth resources engineering, energy engineering, and related fields
    • Research Institution
      Hokkaido University
  •  Understanding biosphere-hydrosphere-atmosphere-lithosphere interactions 3.2 billion years ago with an international continental drilling program

    • Principal Investigator
      Otake Tsubasa
    • Project Period (FY)
      2020 – 2023
    • Research Category
      Grant-in-Aid for Scientific Research (A)
    • Review Section
      Medium-sized Section 17:Earth and planetary science and related fields
    • Research Institution
      Hokkaido University
  •  Microbial ecosystem involved in the genesis of banded iron formation at ca. 3.2 GaPrincipal Investigator

    • Principal Investigator
      Ohtomo Yoko
    • Project Period (FY)
      2019 – 2022
    • Research Category
      Grant-in-Aid for Early-Career Scientists
    • Review Section
      Basic Section 31020:Earth resource engineering, Energy sciences-related
    • Research Institution
      Hokkaido University
  •  Constrains on timings of cyanobacterial and eukaryotic evolutions based on innovative biomarker analyses

    • Principal Investigator
      Sugitani Kenichiro
    • Project Period (FY)
      2019 – 2022
    • Research Category
      Grant-in-Aid for Scientific Research (B)
    • Review Section
      Basic Section 17050:Biogeosciences-related
    • Research Institution
      Nagoya University

All 2023 2022 2021 2020 2019

All Journal Article Presentation

  • [Journal Article] Low-Temperature Hydrothermal Synthesis of Chromian Spinel from Fe-Cr Hydroxides Using a Flow-Through Reactor2022

    • Author(s)
      Ohtomo Yoko、Yang Jeehyun、Nishikata Miu、Kawamoto Daisuke、Kimura Yuki、Otake Tsubasa、Sato Tsutomu
    • Journal Title

      Minerals

      Volume: 12 Issue: 9 Pages: 1110-1110

    • DOI

      10.3390/min12091110

    • Peer Reviewed / Open Access
    • Data Source
      KAKENHI-PROJECT-22K18325, KAKENHI-PROJECT-20H05657, KAKENHI-PROJECT-20H00184
  • [Journal Article] 地球表層環境における鉄の濃集と鉄鉱床の形成2021

    • Author(s)
      大竹翼, 大友陽子
    • Journal Title

      資源地質

      Volume: 71 Pages: 57-73

    • NAID

      40022782669

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-20H00184
  • [Journal Article] 地球表層環境における鉄の濃集と鉄鉱床の形成2021

    • Author(s)
      大竹 翼, 大友 陽子
    • Journal Title

      資源地質

      Volume: 71 (2) Pages: 57-73

    • NAID

      40022782669

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-19K15486
  • [Presentation] 32億年前の浅海性縞状鉄鉱層における化学沈殿と初期続成作用によるFeとMg同位体分別2023

    • Author(s)
      大竹 翼, 杉浦 遼平, 申基澈, 大友 陽子, 掛川 武, 佐藤 努
    • Organizer
      日本地球化学会第70回年会
    • Data Source
      KAKENHI-PROJECT-20H00184
  • [Presentation] 縞状鉄鉱層中磁鉄鉱の微量元素組成は初期沈殿物の情報を反映しているか?2023

    • Author(s)
      松川 春樹, 大竹 翼, 大友 陽子, 昆 慶明, 佐藤 努, 掛川 武
    • Organizer
      第72回資源地質学会年会講演会
    • Data Source
      KAKENHI-PROJECT-20H00184
  • [Presentation] 3.2 Ga shallow ocean environment recorded in banded iron formation by chromium concentration, Moodies Group, Barberton Greenstone Belt, South Africa2023

    • Author(s)
      Ohtomo, Y, Matsukawa, H, Nagashima, Y, Otake, T, Kakegawa, T, Sato, T
    • Organizer
      17th International Symposium on Water-Rock Interaction/14h Symposium on Applied Isotope Geochemistry
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-20H00184
  • [Presentation] Fe and Mg isotope fractionations in ferruginous sedimentary rocks from the ~3.2 Ga Moodies Group, Barberton Greenstone Belt, South Africa2023

    • Author(s)
      T. Otake, R. Sugiura, K. Shin, Y. Ohtomo, T. Kakegawa, T. Sato
    • Organizer
      Goldschmidt 2023
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-20H00184
  • [Presentation] Transparent carbon films containing graphene in 3.2 Ga sedimentary rocks in the Moodies group, Barberton Greenstone Belt, South Africa2023

    • Author(s)
      Ohtomo, Y, Otake, T, Kakegawa, T, Sato, T
    • Organizer
      Goldschmidt 2023
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-20H00184
  • [Presentation] Geochemical signatures recorded by trace element compositions in magnetite in Archean Banded Iron Formations2023

    • Author(s)
      H. Matsukawa, T. Otake, Y. Ohtomo, Y. Kon, T. Sato, T. Kakegawa
    • Organizer
      17th International Symposium on Water-Rock Interaction/14h Symposium on Applied Isotope Geochemistry
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-20H00184
  • [Presentation] 南アフリカ・ムーディーズ層群中の縞状鉄鉱層に産する磁鉄鉱の微量元素組成2022

    • Author(s)
      松川 春樹, 大友陽子, 大竹 翼 ,昆 慶明, 佐藤 努 ,掛川 武
    • Organizer
      第71回資源地質学会年会講演会
    • Data Source
      KAKENHI-PROJECT-20H00184
  • [Presentation] Iron precipitation and associated microbial activities in acid mine drainages of Ainai and Shojin river mine2022

    • Author(s)
      大友 陽子, 松居 達也, チカンダ フランセス, セレイロイス タム, 大竹 翼, 佐藤 努
    • Organizer
      JpGU 2022
    • Data Source
      KAKENHI-PROJECT-20H00184
  • [Presentation] 南アフリカ・バーバトン緑色岩帯ムーディーズ縞状鉄鉱層における鉄とマグネシウムの地球化学的挙動2022

    • Author(s)
      杉浦 遼平, 大竹 翼, 大友 陽子, 佐藤 努, SHIN Ki-Cheol
    • Organizer
      JpGU 2022
    • Data Source
      KAKENHI-PROJECT-19K15486
  • [Presentation] 南アフリカ・バーバトン緑色岩帯ムーディーズ縞状鉄鉱層における鉄とマグネシウムの地球化学的挙動2022

    • Author(s)
      杉浦 遼平, 大竹 翼, 大友 陽子, 佐藤 努, SHIN Ki-Cheo
    • Organizer
      JpGU 2022
    • Data Source
      KAKENHI-PROJECT-20H00184
  • [Presentation] 南アフリカ・ムーディーズ層群中の縞状鉄鉱層に産する磁鉄鉱の微量元素組成2022

    • Author(s)
      松川 春樹, 大友陽子, 大竹 翼 ,昆 慶明, 佐藤 努 ,掛川 武
    • Organizer
      第71回資源地質学会年会講演会
    • Data Source
      KAKENHI-PROJECT-19K15486
  • [Presentation] Iron precipitation and associated microbial activities in Ainai and Shojin river mine drainages, Japan2022

    • Author(s)
      Y. Ohtomo, T. Matsui, F. Chikanda, S. Tum, T. Otake, T. Sato
    • Organizer
      Goldschmidt 2022
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-20H00184
  • [Presentation] バーバトン緑色岩帯32億年前ムーディーズ層群縞状鉄鉱層中のクロム濃集度から見る堆積場及び生物活動2021

    • Author(s)
      大友陽子、山内大蔵、大竹翼、佐藤努
    • Organizer
      JpGU-AGU Joint Meeting 2020
    • Data Source
      KAKENHI-PROJECT-19K15486
  • [Presentation] Fe isotope signatures for oxidative precipitation of ferrous iron in ~3.2 Ga shallow ocean from the Moodies Group, Barberton Greenstone Belt, South Africa2021

    • Author(s)
      R. Sugiura, T. Otake, Y. Ohtomo, T. Sato and T. Kakegawa
    • Organizer
      Goldschmidt 2021
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-20H00184
  • [Presentation] バーバトン緑色岩帯32億年前ムーディーズ層群縞状鉄鉱層中のクロム濃集度から見る堆積場及び生物活動2020

    • Author(s)
      大友 陽子, 山内 大蔵, 大竹 翼, 佐藤 努
    • Organizer
      JpGU-AGU Joint Meeting 2020
    • Data Source
      KAKENHI-PROJECT-20H00184
  • [Presentation] 32億年前に形成した南アフリカ・バーバトン緑色片岩帯ムーディーズ縞状鉄鉱層における鉄同位体分別2020

    • Author(s)
      杉浦 遼平, 大竹 翼, 山内 大蔵, 大友 陽子, 佐藤 努
    • Organizer
      JpGU-AGU Joint Meeting 2020
    • Data Source
      KAKENHI-PROJECT-20H00184
  • [Presentation] 32億年前縞状鉄鉱層中有機物の微細構造観察及び微小領域分析2019

    • Author(s)
      大友陽子
    • Organizer
      ナノマイクロマテリアルラボ・ユーザーズミーティング, 北海道大学, 札幌.
    • Invited
    • Data Source
      KAKENHI-PROJECT-19K15486
  • 1.  石田 章純 (10633638)
    # of Collaborated Projects: 3 results
    # of Collaborated Products: 0 results
  • 2.  Sugitani Kenichiro (20222052)
    # of Collaborated Projects: 2 results
    # of Collaborated Products: 0 results
  • 3.  Otake Tsubasa (80544105)
    # of Collaborated Projects: 2 results
    # of Collaborated Products: 15 results
  • 4.  掛川 武 (60250669)
    # of Collaborated Projects: 2 results
    # of Collaborated Products: 8 results
  • 5.  三村 耕一 (80262848)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 6.  AGANGI ANDREA (20840812)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 7.  長嶋 剣 (60436079)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 8.  田近 英一 (70251410)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 9.  昆 慶明 (80709634)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results

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