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Amakawa Hiroshi  天川 裕史

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AMAKAWA Hiroshi  天川 裕史

天川 裕史  アマカワ ヒロシ

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Researcher Number 60260519
Other IDs
Affiliation (Current) 2022: 国立研究開発法人海洋研究開発機構, 海洋鉱物資源賦存量調査・分析プロジェクトチーム, 臨時研究補助員
Affiliation (based on the past Project Information) *help 2019 – 2021: 国立研究開発法人海洋研究開発機構, 海洋鉱物資源賦存量調査・分析プロジェクトチーム, 臨時研究補助員
2016 – 2018: 国立研究開発法人海洋研究開発機構, 次世代海洋資源調査技術研究開発プロジェクトチーム, 特任主任技術研究員
2015: 東京大学, 大気海洋研究所, 特任研究員
2011: 東京大学, 大気海洋雄研究所, 特任研究員
2010 – 2011: 東京大学, 大気海洋研究所, 特任研究員 … More
2007 – 2009: The University of Tokyo, Ocean Research Institute,, Associate Professor
2004 – 2006: 東京大学, 海洋研究所, 助教授
2004: 東京大学, 海洋研究所・先端海洋システム研究センター, 助教授
2003: 東京都立大学, 理学研究科, 助教授
2001: 東京大学, 海洋研究所, 助手
2000 – 2001: 東京大学, 海洋研究所, 講師
1995 – 1998: 東京大学, 海洋研究所, 助手
1995: 東京大学, 東洋研究所, 助手 Less
Review Section/Research Field
Principal Investigator
地球化学 / Geochemistry/Astrochemistry / Environmental dynamic analysis / Basic Section 63010:Environmental dynamic analysis-related
Except Principal Investigator
Geochemistry/Astrochemistry / 地球化学 / General fisheries / Environmental dynamic analysis
Keywords
Principal Investigator
海水 / ネオジム同位体比 / マンガンクラスト / 同位体希釈法 / 地球化学 / ICP質量分析計 / 標準試料 / SIMS / 表面電離型質量分析計 / Th-232 … More / 抽出クロマトグラフィー / 相模湾 / ラジウム / バリウム / 河川水 / セリウム同位体比 / 北太平洋 / TIMS / 太平洋 / インド洋 / 南極海 / 白金族元素 / ファイアーアッセー法 / 標準試料JP-1 / 堆積物 / PGEパターン / スカンジウム / ロジウム / K-T境界層 / ファイアーアッセー / 標準岩石試料 / platinum group elements / fire assay / standard sample JP-1 / sediment / PGE pattern / Nd isotopic ratio / scandium / ホウ素 / 同位体比 / NIST951 / 大気試料 / 温泉水 / 大気 / NTIMS / boron / isotopic composition / standard sample / NIST 951 / condensation of atmosphere / seawater / hot sprine water / 金濃度 / キレート樹脂 / マンガンファイバー / マンガンノジュール / 金 / 環境分析 / 分析科学 / 岩石・鉱物・鉱床学 / 海洋資源 / 海山 / 鉛同位体比 / 古海洋循環 / 拓洋第5海山 / 南極底層水 / Nd同位体比 / Pb同位体比 … More
Except Principal Investigator
希土類元素 / 同位体 / GEOTRACES / 生物地球化学 / 太平洋 / 微量元素 / 河口域 / インジウム / 物質循環 / Indium / Rare earth elements / ICP-MS / 二次イオン質量分析計 / ナノ・シムス / 局所分析 / 古海洋環境 / 有孔虫 / 貝 / Sr / Ca比 / Mg / 海洋の微量元素 / インド洋の化学観測 / 日本海の化学観測 / 国際共同調査 / 研究船白鳳丸 / 海洋環境化学 / 魚類 / 耳石 / 安定同位体比 / 回遊 / 母川回帰 / 集団構造 / アユ / ビワマス / ウナギ / 国際GEOTRACES計画 / 微量元素と同位体 / 海洋の生物地球化学 / 学術研究船 / クリーン採水 / 海洋の微量元素・同位体 / 南太平洋・南極海 / 海水のクリーン採取・分析 / 学術研究船白鳳丸 / 海洋の地球化学サイクル / 海洋科学 / 微量元素・同位体計測 / 環境分析 / 国際共同GEOTRACES計画 / 地球化学 / 国際共同観測 / 長江 / 重金属 / チャオプラヤ川 / ICP質量分析 / 河川・海水混合域 / 東アジア河川 / Yantze river / Heavy metals / river estuary / Chao Praya river / ICP mass spectrometric method / 質量分析 / 日本海溝 / 伊豆・小笠原海溝 / セジメント・トラップ / 伊豆小笠原海溝 / Geochemical cycle / Mass spectrometry / Japan Trench / Izu-Ogasawara Trench / Sediment trap / アクチニウム-227 / ラドン / α線シンチレーションセル / マンガン・ファイバー / 短寿命気体核種 / 光電子増倍管 / ラドン娘核種 / マンガンファイバー / α線シンチレーション / フローシステム / Actinium / Radon / alpha-scintillation cells / photomultipliers / conuting electronics / MnO_2 fiber / 貴金属元素 / 銀 / 白金 / 同位体希釈-ICP質量分析法 / カソーデイックストリッピングボルタンメトリー法 / 南極海 / イリジウム / ボルタンメトリー / 超微量貴金属元素 / 海洋物質循環 / 白鳳丸 / セリウム同位体比 / ネオジウム同位体比 / マイクロフローネビューライザー / マンガンノジュール / 水塊トレーサー / 表面電離質量分析 / ネオジム同位体 / novel trace metal / silver / platinum / isotope dilution-ICP mass spectrometry / cathodic stripping voltammetry / Pacific Ocean / Southern Ocean / 白金族元素 / ユークライト隕石 / メソシデライト隕石 / CIコンドライト / ユークライト / 南極隕石 / 鉄隕石 / 石鉄隕石 / マントル捕獲岩 / 隕石母天体 / 標準岩石 / 汚染 / 核 / 親鉄元素 / platinum group elements / eucrites / mesosiderites / CI chondrites Less
  • Research Projects

    (17 results)
  • Research Products

    (61 results)
  • Co-Researchers

    (39 People)
  •  Reconstruction of the past ocean circulation using ferromanganese crust samples collected from a seamountPrincipal Investigator

    • Principal Investigator
      Amakawa Hiroshi
    • Project Period (FY)
      2018 – 2021
    • Research Category
      Grant-in-Aid for Scientific Research (C)
    • Review Section
      Basic Section 63010:Environmental dynamic analysis-related
    • Research Institution
      Japan Agency for Marine-Earth Science and Technology
  •  Gold distribution and behavior in the marine environment revealed by state of the art analytical techniquesPrincipal Investigator

    • Principal Investigator
      AMAKAWA Hiroshi
    • Project Period (FY)
      2016 – 2018
    • Research Category
      Grant-in-Aid for Challenging Exploratory Research
    • Research Field
      Environmental dynamic analysis
    • Research Institution
      Japan Agency for Marine-Earth Science and Technology
  •  GEOTRACES program in the Pacific Ocean: studies on the 3-dimensional distribution and behavior of trace elements and isotopes

    • Principal Investigator
      GAMO Toshitaka
    • Project Period (FY)
      2011 – 2015
    • Research Category
      Grant-in-Aid for Scientific Research (A)
    • Research Field
      Environmental dynamic analysis
    • Research Institution
      The University of Tokyo
  •  Studies on fish migration history using otolith stable isotope ratios

    • Principal Investigator
      OTAKE Tsuguo
    • Project Period (FY)
      2009 – 2011
    • Research Category
      Grant-in-Aid for Scientific Research (B)
    • Research Field
      General fisheries
    • Research Institution
      The University of Tokyo
  •  マンガンクラスト中の微量元素同位体比から解き明かす海洋、大気循環の変遷Principal Investigator

    • Principal Investigator
      天川 裕史
    • Project Period (FY)
      2009 – 2011
    • Research Category
      Grant-in-Aid for Scientific Research (C)
    • Research Field
      Geochemistry/Astrochemistry
    • Research Institution
      The University of Tokyo
  •  Geochemical ocean sections study focusing on trace elements and isotopes in the Indian Ocean and the Japan Sea (GEOTRACES Program)

    • Principal Investigator
      GAMO Toshitaka
    • Project Period (FY)
      2007 – 2010
    • Research Category
      Grant-in-Aid for Scientific Research (A)
    • Research Field
      Geochemistry/Astrochemistry
    • Research Institution
      The University of Tokyo
  •  Development of boron isotopic composition analysis method using SIMS and its application to geochemical cycle studiesPrincipal Investigator

    • Principal Investigator
      AMAKAWA Hiroshi
    • Project Period (FY)
      2006 – 2007
    • Research Category
      Grant-in-Aid for Scientific Research (C)
    • Research Field
      Geochemistry/Astrochemistry
    • Research Institution
      The University of Tokyo
  •  ナノ・シムスを用いた海洋古環境の復元に関する研究

    • Principal Investigator
      SANO Yuji
    • Project Period (FY)
      2005
    • Research Category
      Grant-in-Aid for Exploratory Research
    • Research Field
      Geochemistry/Astrochemistry
    • Research Institution
      The University of Tokyo
  •  Study on the formation process of differentiated meteorites based on platinum group element abundances

    • Principal Investigator
      EBIHARA Mitsuru
    • Project Period (FY)
      2003 – 2005
    • Research Category
      Grant-in-Aid for Scientific Research (B)
    • Research Field
      Geochemistry/Astrochemistry
    • Research Institution
      Tokyo Metropolitan University
  •  Geochemical cycles of platinum group elements at the earth surface -Role of anthropogenic and cosmic sources-Principal Investigator

    • Principal Investigator
      AMAKAWA Hiroshi
    • Project Period (FY)
      2003 – 2005
    • Research Category
      Grant-in-Aid for Scientific Research (C)
    • Research Field
      Geochemistry/Astrochemistry
    • Research Institution
      The University of Tokyo
      Tokyo Metropolitan University
  •  Research of marine geochemical cycles of novel trace metals.

    • Principal Investigator
      OBATA Hajime, 野崎 義行
    • Project Period (FY)
      2001 – 2004
    • Research Category
      Grant-in-Aid for Scientific Research (A)
    • Research Field
      地球化学
    • Research Institution
      The University of Tokyo
  •  北太平洋のネオジム同位体比の3次元的分布-海水の流れと沿岸堆積物の役割-Principal Investigator

    • Principal Investigator
      天川 裕史
    • Project Period (FY)
      2000 – 2001
    • Research Category
      Grant-in-Aid for Encouragement of Young Scientists (A)
    • Research Field
      地球化学
    • Research Institution
      The University of Tokyo
  •  海水中のラジウムの高感度定量に関する基礎的研究-表面電離型質量分析計による手法-Principal Investigator

    • Principal Investigator
      天川 裕史
    • Project Period (FY)
      1997 – 1998
    • Research Category
      Grant-in-Aid for Encouragement of Young Scientists (A)
    • Research Field
      地球化学
    • Research Institution
      The University of Tokyo
  •  質量分析計を用いたトリウムの定量に関する基礎的研究-少試料化の試みPrincipal Investigator

    • Principal Investigator
      天川 裕史
    • Project Period (FY)
      1996
    • Research Category
      Grant-in-Aid for Encouragement of Young Scientists (A)
    • Research Field
      地球化学
    • Research Institution
      The University of Tokyo
  •  Study of material flux from East Asian rivers into the ocean

    • Principal Investigator
      NOZAKI Yoshiyuki
    • Project Period (FY)
      1995 – 1996
    • Research Category
      Grant-in-Aid for international Scientific Research
    • Research Institution
      Ocean Research Institute, University of Tokyo
  •  The study of Geochemical Processes in the trench Environment using trace constituent and isotopic techniques.

    • Principal Investigator
      NOZAKI Yoshiyuki
    • Project Period (FY)
      1995 – 1998
    • Research Category
      Grant-in-Aid for Scientific Research (A)
    • Research Field
      地球化学
    • Research Institution
      The University of Tokyo
  •  Development of a new ^<227>Ac counter based on detection ^<219>Rn

    • Principal Investigator
      NOZAKI Yoshiyuki
    • Project Period (FY)
      1995 – 1996
    • Research Category
      Grant-in-Aid for Scientific Research (A)
    • Research Field
      地球化学
    • Research Institution
      Ocean Research Institute, University of Tokyo

All 2022 2020 2019 2018 2013 2011 2010 2009 2008 2007 2006 2005 2004 2003 2001

All Journal Article Presentation

  • [Journal Article] Tellurium stable isotope composition in the surface layer of ferromanganese crusts from two seamounts in the Northwest Pacific Ocean2022

    • Author(s)
      Yusuke Fukami, Teruhiko Kashiwabara, Hiroshi Amakawa, Takazo Shibuya, Akira Usui, KatsuhikoSuzuki
    • Journal Title

      Geochimica et Cosmochimica Acta

      Volume: 318 Pages: 279-291

    • DOI

      10.1016/j.gca.2021.12.005

    • Peer Reviewed
    • Data Source
      KAKENHI-PLANNED-15H05830, KAKENHI-PROJECT-18K11634, KAKENHI-PLANNED-17H06455, KAKENHI-PROJECT-21K03682, KAKENHI-PROJECT-21K17881
  • [Journal Article] Origin of neodymium in the surface layer of ferromanganese crusts2018

    • Author(s)
      Hiroshi Amakawa, Yusuke Fukami, Junji Torimoto, Tatsuo Nozaki, Koichi Iijima, Akira Usui, Katsuhiko Suzuki
    • Journal Title

      Proceedings of the Twenty-eighth (2018) International Ocean and Polar Engineering Conference (ISOPE)

      Volume: 1 Pages: 81-85

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-18K11634
  • [Journal Article] Origin of neodymium in the surface layer of ferromanganese crusts2018

    • Author(s)
      Hiroshi Amakawa, Yusuke Fukami, Junji Torimoto, Tatsuo Nozaki, Koichi Iijima, Akira Usui, Katsuhiko Suzuki
    • Journal Title

      Proceedings of the Twenty-eighth (2018) International Ocean and Polar Engineering Conference (ISOPE)

      Volume: 1 Pages: 81-85

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-16K12589
  • [Journal Article] Neodymium isotopic composition and concentration in the central South Pacific Ocean.2013

    • Author(s)
      Amakawa, H., H. Tazoe, H. Obata, T. Gamo, Y. Sano, and C-C. Shen
    • Journal Title

      Geochemical Journal

      Volume: 47 Pages: 409-422

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-23253001
  • [Journal Article] Coupled isotopic systematics of surface cerium and neodymium in the Pacific Ocean2011

    • Author(s)
      Tazoe, H., H. Obata, and T. Gamo
    • Journal Title

      Geochemistry Geophysics Geosystems 2011

      Volume: 12 Pages: 1-14

    • DOI

      10.1029/2010gc003342

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-21310007, KAKENHI-PROJECT-21540503, KAKENHI-PROJECT-23253001, KAKENHI-PROJECT-23710017
  • [Journal Article] Nd isotopic composition in the central North Pacific.2009

    • Author(s)
      Amakawa H.. Sasaki K., Ebihara M.
    • Journal Title

      Geochimica et Cosmochimica Acta 73

      Pages: 4705-4716

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-19253006
  • [Journal Article] Nd isotopic composition in the central North Pacific2009

    • Author(s)
      H.Amakawa, K.Sasaki, M.Ebihara
    • Journal Title

      Geochimica et Cosmochimica Acta 73

      Pages: 4705-4716

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-21540503
  • [Journal Article] Ion microprobe Sr isotope analysis of carbonates with about five micrometer spatial resolution : an example from an ayu otolith2008

    • Author(s)
      Y. Sano, K. Shirai, N. Takahata, H. Amakawa and T. Otake
    • Journal Title

      Applied Geochemistry (in press)

    • Description
      「研究成果報告書概要(欧文)」より
    • Data Source
      KAKENHI-PROJECT-18540481
  • [Journal Article] Ion microprobe Sr isotope analysis of carbonates with about five micrometer spatial resolution: an example from an ayu otolith2008

    • Author(s)
      Y. Sano, K. Shirai, N. Takahata, H. Amakawa and T. Otake
    • Journal Title

      Applied Geochemistry (印刷中)(掲載確定)

    • Description
      「研究成果報告書概要(和文)」より
    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-18540481
  • [Journal Article] Ultra-sensitive detection of p-process nuclide ^<146>Sm produced by (γ, n), (p,pn ε) and (n, 2n) reactions2008

    • Author(s)
      Kinoshita N., Hashimoto, T. Nakanishi, A. Yokoyama, H. Amakawa, T. Mitsugashira, T. Ohtsuki, N. Takahashi, I. Ahmad, J. P. Greene, D. J. Henderson, C. L. Jiang, M. Notani, R. C. Pardo, N. Patel, K. E. Rehm, R. Scott, R. Vondrasek, L. Jisonna, P. Collon, D. Robertson, C. Schmitt, X. D. Tang, Y. Kashiv, H. Nassar I and M. Paul
    • Journal Title

      Journal of Physics-G: Nuclear and Particle Physics Sciences 35

      Pages: 1010880954-389935

    • Description
      「研究成果報告書概要(和文)」より
    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-18540481
  • [Journal Article] Ultra-sensitive detection of p-process nuclide^ <146>Sm produced by (γ,n),(p,pnε) and (n,2n)reactions2008

    • Author(s)
      Kinoshita N., Hashimoto, T. Nakanishi, A. Yokoyama, H, Amakawa, . T. Mitsugashira T. Ohtsuki, N, Takahashi. I. Ahmad, J.P. Greene, D.J. Henderson, C.L. Jiang, M. Notani, R.C. Pardo, N. Puel, K.E. Rehm, R. Scott, R. Vondmsek, L. Jisonna, P. Collon, D. Robetson,,X D. Tang, Y, Kashiv, H,Nassar and M.Paul
    • Journal Title

      Journal of Physics-G: Nuclear and Particle Physics Sciences 35

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-18540481
  • [Journal Article] Vertical distribution of Scandium in the North Central Pacific2007

    • Author(s)
      H. Amakawa, M. Nomura, K. Sasaki, Y. Oura and M. Ebihara
    • Journal Title

      Geophysical Research Letters 34

    • Description
      「研究成果報告書概要(和文)」より
    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-18540481
  • [Journal Article] Technological development for half-life measurement of^<146> Smnuclide2007

    • Author(s)
      Kinoshita N., T. Hashimoto, T. Nakanishi, A. Yokoyama, H. Amakawa, T. Mitsugashira, T. Ohtsuki, N. Takahashi, I. Ahmad, J. P. Greene, D. J. Henderson, C. L. Jiang, M. Notani, R. C. Pardo, N. Patel, K. E. Rehm, R. Scott, R. Vondrasek, L. Jisonna, P. Cllon,D. Robertson, C. Schmitt,X. D. Tang, Y. Kashiv and M. Paul
    • Journal Title

      Journal of Nuclear and Radiochemical Sciences 8

      Pages: 109-112

    • Description
      「研究成果報告書概要(和文)」より
    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-18540481
  • [Journal Article] Precise determination of the cerium isotopic composition of surface seawater in the Northwest Pacific Ocean and Tokyo2007

    • Author(s)
      H.Tazoe, H.Obata, H.Amakawa, Y.Nozaki, T.Gamo
    • Journal Title

      Marine Chemistry 103

      Pages: 1-14

    • Data Source
      KAKENHI-PROJECT-18540481
  • [Journal Article] Vertical distribution of scandium in the North Central Pacific2007

    • Author(s)
      H. Amakawa, M. Nomura, K. Sasaki, Y. Oura and M. Ebihara
    • Journal Title

      Geophysical Research Letters 34

    • Description
      「研究成果報告書概要(欧文)」より
    • Data Source
      KAKENHI-PROJECT-18540481
  • [Journal Article] Technological development for half-life measurement of^< 146>Sm nucide2007

    • Author(s)
      Kinoshita N., T. Hashimoto, T. Nakanishi, A. Yokoyama, H, Amakawa T. Mitsロgasira T. Ohtsuki, N. Takahashi, I. Ahmad, J. P. Greene, D. J. Henderson C.L. Jiang, M. Notani, R.C. Pardo, N. Patel, K.E. Rehm, R. Scott, R. Vondrasek, L. Jisonna, P.Collon, D. Robertson, C.Schmitt, X.D. Tang, Y,KashivandM.Paul
    • Journal Title

      Journal of Nuclear and Radiochemical Sciences 8

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-18540481
  • [Journal Article] Precise determination of the cerium isotopic composition of surface seawater in the Northwest Pacific Ocean and Tokyo Bay2007

    • Author(s)
      H. Tazoe, H. Obata, H. Amakawa, Y. Nozaki and T. Gamo
    • Journal Title

      Marine Chemistry 103

      Pages: 1-14

    • Description
      「研究成果報告書概要(和文)」より
    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-18540481
  • [Journal Article] Precise determination of Sc in natural waters by neutron activation analysis coupled with preconcentration of Sc.2005

    • Author(s)
      M.Nomura, M.Sato, H.Amakawa, Y.Oura, M.Ebihara
    • Journal Title

      Analytica Chimica Acta 553

      Pages: 58-63

    • Description
      「研究成果報告書概要(和文)」より
    • Data Source
      KAKENHI-PROJECT-15540466
  • [Journal Article] Precise determination of Sc in natural waters by neutron activation analysis coupled with preconcentration of Sc2005

    • Author(s)
      Miho Nomura, Mayumi Sato, Hiroshi Amakawa, Ysuji Oura, Mitsuru Ebihara
    • Journal Title

      Analytica Chimica Acta 553

      Pages: 58-63

    • Data Source
      KAKENHI-PROJECT-15540466
  • [Journal Article] Neodymium isotopic variations in Northwest Pacific waters2004

    • Author(s)
      Amakawa, H., Y.Nozaki, D.S.Alibo, J.Zhang, K.Fukukawa, H.Nagai
    • Journal Title

      Geochimica et Cosmochimica Acta 68

      Pages: 715-727

    • Description
      「研究成果報告書概要(和文)」より
    • Data Source
      KAKENHI-PROJECT-13304045
  • [Journal Article] Nd abundance and isotopic composition distributions of surface seawaters of the Northwest Pacific Ocean and its adjacent seas2004

    • Author(s)
      Hiroshi Amakawa.Dia Sotto Alibo, Yoshiyuki Nozaki
    • Journal Title

      Geochemical Journal 38

      Pages: 493-504

    • Data Source
      KAKENHI-PROJECT-15540466
  • [Journal Article] Neodymium isotopic variations in Northwest Pacific waters2004

    • Author(s)
      Hiroshi Amakawa, Yoshiyuki Nozaki, Dia Sotto Alibo, Jing Zhang, Kiyotaka Fukugawa, Hisao Nagai
    • Journal Title

      Geochimica et Cosmochimica Acta 68

      Pages: 715-727

    • Data Source
      KAKENHI-PROJECT-15540466
  • [Journal Article] Neodymium isotopic variations in Northwest Pacific waters.2004

    • Author(s)
      H.Amakawa, Y.Nozaki, D.-S.Alibo, J.Zhang, K.Fukugawa, H.Nagai
    • Journal Title

      Geochimica et Cosmochimica Acta 68

      Pages: 715-727

    • Description
      「研究成果報告書概要(和文)」より
    • Data Source
      KAKENHI-PROJECT-15540466
  • [Journal Article] Nd concentration and isotopic composition distributions in surface waters of Northwest Pacific Ocean and its adjacent seas2004

    • Author(s)
      Amakawa H., Alibo, D.S., Y.Nozaki
    • Journal Title

      Geochemical Journal 38

      Pages: 493-504

    • NAID

      10014092918

    • Description
      「研究成果報告書概要(和文)」より
    • Data Source
      KAKENHI-PROJECT-13304045
  • [Journal Article] Neodymium isotopic variations in Northwest Pacific waters.2004

    • Author(s)
      Amakawa, H., Y.Nozaki, D.S.Alibo, J.Zhang, K.Fukukawa, H.Nagai
    • Journal Title

      Geochimica et Cosmochimica Acta 68(4)

      Pages: 715-727

    • Description
      「研究成果報告書概要(欧文)」より
    • Data Source
      KAKENHI-PROJECT-13304045
  • [Journal Article] Nd abundance, isotopic composition distributions of surface seawaters of the Northwest Pacific Ocean and its adjacent seas.2004

    • Author(s)
      H.Amakawa, D.-S.Alibo, Y.Nozaki
    • Journal Title

      Geochemical Journal 38

      Pages: 493-504

    • Description
      「研究成果報告書概要(欧文)」より
    • Data Source
      KAKENHI-PROJECT-15540466
  • [Journal Article] Nd abundance and isotopic composition distributions of surface se awaters of the Northwest Pacific Ocean and its adjacent seas.2004

    • Author(s)
      H.Amakawa, D.-S.Alibo, Y.Nozaki
    • Journal Title

      Geochemical Journal 38

      Pages: 493-504

    • Description
      「研究成果報告書概要(和文)」より
    • Data Source
      KAKENHI-PROJECT-15540466
  • [Journal Article] Nd concentration and isotopic compositior distributions in surface waters of Northwest Pacific Ocean and its adjacent seas.2004

    • Author(s)
      Amakawa H., D.S.Alibo, Y.Nozaki
    • Journal Title

      Geochemical Journal 38(6)

      Pages: 493-504

    • Description
      「研究成果報告書概要(欧文)」より
    • Data Source
      KAKENHI-PROJECT-13304045
  • [Journal Article] Precise determination of PGE in a GSJ reference sample JP-1 by ID-ICPMS after nickel sulfide fire assay preconcentration.2003

    • Author(s)
      N.Shirai, T.Nishino, X.-L.Li, H.Amakawa, M.Ebihara
    • Journal Title

      Geochemical Journal 37

      Pages: 531-536

    • NAID

      10011477028

    • Description
      「研究成果報告書概要(和文)」より
    • Data Source
      KAKENHI-PROJECT-15540466
  • [Journal Article] Geochemical investigation of Proterozoic amphibolites in northeast part of Yeongnam, South Korea.2003

    • Author(s)
      Y.Arakawa, K.-H.Park, N.-H.Kim, Y.-S.Song, H.Amakawa
    • Journal Title

      The Island Arc 12

      Pages: 180-189

    • Description
      「研究成果報告書概要(和文)」より
    • Data Source
      KAKENHI-PROJECT-15540466
  • [Journal Article] Dissolved barium and radium isotopes in the Chao Phraya River estuarine mixing zone in Thailand2001

    • Author(s)
      Nozaki, Y., Y.Yamamoto, T.Manaka, H.Amakawa, A.Snidvongs
    • Journal Title

      Continental Shelf Research 21

      Pages: 1435-1448

    • Description
      「研究成果報告書概要(和文)」より
    • Data Source
      KAKENHI-PROJECT-13304045
  • [Journal Article] Dissolved barium and radium isotopes in the Chao Phraya River estuarine mixing zone in Thailand.2001

    • Author(s)
      Nozaki, Y., Y.Yamamoto, T.Manaka, H.Amakawa, A.Snidvongs
    • Journal Title

      Continental Shelf Research 21(13-14)

      Pages: 1435-1448

    • Description
      「研究成果報告書概要(欧文)」より
    • Data Source
      KAKENHI-PROJECT-13304045
  • [Journal Article] Oceanic profiles of dissolved silver : Precise measurements in the basins of western North Pacific, Sea of Okhotsk, and the Japan Sea2001

    • Author(s)
      Zhang, Y., H.Amakawa, Y.Nozaki
    • Journal Title

      Marine Chemistry 75

      Pages: 151-163

    • Description
      「研究成果報告書概要(和文)」より
    • Data Source
      KAKENHI-PROJECT-13304045
  • [Journal Article] Oceanic profiles of dissolved silver : Precise measurements in the basins of western North Pacific, Sea of Okhotsk, and the Japan Sea.2001

    • Author(s)
      Zhang, Y., H.Amakawa, Y.Nozaki
    • Journal Title

      Marine Chemistry 75(1-2)

      Pages: 151-163

    • Description
      「研究成果報告書概要(欧文)」より
    • Data Source
      KAKENHI-PROJECT-13304045
  • [Presentation] Analyses of Nd isotopic composition in seawater by using newly developed solid phase extraction and MC-ICP-MS2020

    • Author(s)
      H. Tazoe, H. Amakawa, K. Suzuki, T. Hara, H. Obata
    • Organizer
      Ocean Science Meeting 2020
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-18K11634
  • [Presentation] Neodymium isotopic composition of surface layer of ferromanganese crusts collected from two seamounts located at the northwest Pacific2019

    • Author(s)
      H. Amakawa, A. Usui and K. Suzuki,
    • Organizer
      Goldschmidt2019
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-18K11634
  • [Presentation] 保存容器に依存した海水試料のREEパターンの変化2019

    • Author(s)
      天川裕史、田副博文、鈴木勝彦
    • Organizer
      2019年度日本地球化学会年会
    • Data Source
      KAKENHI-PROJECT-18K11634
  • [Presentation] 拓洋第5海山周辺海域のNd濃度と同位体比の分布2018

    • Author(s)
      天川裕史、深海雄介、鳥本淳司、野崎達生、飯島耕一、臼井朗、鈴木勝彦
    • Organizer
      2018 年度日本地球化学会年会
    • Data Source
      KAKENHI-PROJECT-16K12589
  • [Presentation] 拓洋第5 海山周辺海域のNd 濃度と同位体比の分布2018

    • Author(s)
      天川裕史、深海雄介、鳥本淳司、野崎達生、飯島耕一、 臼井朗、鈴木勝彦
    • Organizer
      2018 年度日本地球化学会年会
    • Data Source
      KAKENHI-PROJECT-18K11634
  • [Presentation] Nd isotopic composition in the southwest Pacific Ocean2013

    • Author(s)
      Amakawa, H., H. Tazoe, H. Obata, T. Gamo, Y. Sano, and C-C. Shen
    • Organizer
      日本地球化学会年会
    • Place of Presentation
      筑波大学(茨城県)
    • Data Source
      KAKENHI-PROJECT-23253001
  • [Presentation] 北西太平洋で採取されたマンガンクラストのNd同位体比の時代変化-鉛同位体比の変化との比較-2011

    • Author(s)
      天川裕史
    • Organizer
      2011年度日本地球化学会年会
    • Place of Presentation
      北海道大学(札幌)
    • Year and Date
      2011-09-15
    • Data Source
      KAKENHI-PROJECT-21540503
  • [Presentation] Holocene to last glacial ITF variability2010

    • Author(s)
      Stephen Obrochta、横山祐典、坂井三郎、木元克典、大串健一、天川裕史、川幡穂高
    • Organizer
      日本地球惑星科学連合2010年大会
    • Place of Presentation
      幕張メッセ国際会議場
    • Year and Date
      2010-05-28
    • Data Source
      KAKENHI-PROJECT-21540503
  • [Presentation] 西部南太平洋におけるネオジム同位体比の分布2009

    • Author(s)
      天川裕史
    • Organizer
      2009年度日本地球化学会
    • Place of Presentation
      広島大学東広島キャンパス
    • Year and Date
      2009-09-17
    • Data Source
      KAKENHI-PROJECT-21540503
  • [Presentation] Minor and trace element geochemistry of a branching coral Acropora sp skeleton2007

    • Author(s)
      K. Shirai, N. Takahata, H. Amakawa, T. Watanabe, T. Kawashima, K. Sowa and Y. Sano
    • Organizer
      The 17th Annual Goldschmidt Conference
    • Place of Presentation
      Cologne(Germany)
    • Year and Date
      2007-08-20
    • Description
      「研究成果報告書概要(欧文)」より
    • Data Source
      KAKENHI-PROJECT-18540481
  • [Presentation] Determination of lead isotopic ratios in ferromanganese crust by using MC-ICP-MS and NanoSIMS2007

    • Author(s)
      Y. Takata, M. Tanimizu, N. Takahata, H. Amakawa and Y. Sano
    • Organizer
      The 17th Annual Goldschmidt Conference
    • Place of Presentation
      Cologne(Germany)
    • Year and Date
      2007-08-20
    • Description
      「研究成果報告書概要(欧文)」より
    • Data Source
      KAKENHI-PROJECT-18540481
  • [Presentation] Comparison of MC-ICP-MS and NanoSIMS methods for measurement of lead isotopic ratios in ferromanganese crust2007

    • Author(s)
      Y. Takata, M. Tanimizu, N. Takahata, H. Amakawa and Y. Sano
    • Organizer
      54th Annual Meeting of the Geochemical Society of Japan
    • Place of Presentation
      Okayama(Japan)
    • Year and Date
      2007-09-19
    • Description
      「研究成果報告書概要(欧文)」より
    • Data Source
      KAKENHI-PROJECT-18540481
  • [Presentation] Determination of lead isotopic ratios in ferromanganese crust by using MC-ICP-MS and NanoSIMS2007

    • Author(s)
      Y. Takata, M. Tanimizu, N. Takahata, H. Amakawa, Y. Sano
    • Organizer
      The 17th Annual Goldschmidt Conference
    • Place of Presentation
      ケルン(ドイツ)
    • Year and Date
      2007-08-20
    • Description
      「研究成果報告書概要(和文)」より
    • Data Source
      KAKENHI-PROJECT-18540481
  • [Presentation] Srisotopic composition in Ayu otolith2007

    • Author(s)
      T. Suzuki, T. Takahashi, H. Amakawa and T. Otake
    • Organizer
      2007 Fall Meeting of The Japanese Society of Fisheries Science
    • Place of Presentation
      Hakodate(Japan)
    • Year and Date
      2007-09-25
    • Description
      「研究成果報告書概要(欧文)」より
    • Data Source
      KAKENHI-PROJECT-18540481
  • [Presentation] 二次イオン質量分析計を用いたアユ耳石中のストロンチウム同位体測定2007

    • Author(s)
      佐野有司、白井厚太朗、高畑直人、天川裕史、大竹二雄
    • Organizer
      2007年度日本地球化学会
    • Place of Presentation
      岡山(岡山)
    • Year and Date
      2007-09-21
    • Description
      「研究成果報告書概要(和文)」より
    • Data Source
      KAKENHI-PROJECT-18540481
  • [Presentation] マンガンクラスト中の鉛同位体比測定法の検討-Nano-SIMSとMC-ICP-MS法の比較2007

    • Author(s)
      高田雄一郎、谷水雅治、高畑直人、天川裕史、佐野有司
    • Organizer
      2007年度日本地球化学会
    • Place of Presentation
      岡山(岡山)
    • Year and Date
      2007-09-19
    • Description
      「研究成果報告書概要(和文)」より
    • Data Source
      KAKENHI-PROJECT-18540481
  • [Presentation] Ion microprobe Sr isotopic analysis of Ayu otolith2007

    • Author(s)
      Y. Sano, K. Shirai, N. Takahata, H. Amakawa and T. Otake
    • Organizer
      54th Annual Meeting of the Geochemical Society of Japan
    • Place of Presentation
      Okayama(Japan)
    • Year and Date
      2007-09-21
    • Description
      「研究成果報告書概要(欧文)」より
    • Data Source
      KAKENHI-PROJECT-18540481
  • [Presentation] Minor and trace element geochemistry of a branching coral Acroporasp skeleton2007

    • Author(s)
      K. Shirai, N. Takahata, H. Amakawa, T. Watanabe, T. Kawashima, K. Sowa, Y. Sano
    • Organizer
      The 17th Annual Goldschmidt Conference
    • Place of Presentation
      ケルン(ドイツ)
    • Year and Date
      2007-08-20
    • Description
      「研究成果報告書概要(和文)」より
    • Data Source
      KAKENHI-PROJECT-18540481
  • [Presentation] 海洋化学分野へのアイクロムレジンの応用2007

    • Author(s)
      天川裕史
    • Organizer
      第7回抽出クロマトグラフィー用ResinおよびそのPacked Columnsに関するユーザーズセミナー
    • Place of Presentation
      お茶の水(東京)
    • Year and Date
      2007-05-29
    • Description
      「研究成果報告書概要(和文)」より
    • Data Source
      KAKENHI-PROJECT-18540481
  • [Presentation] Application of Eichrom Resins to marine chemistry2007

    • Author(s)
      H. Amakawa
    • Organizer
      The 7th Eichrom users' seminar for the extraction chromatography
    • Place of Presentation
      Tokyo(Japan)
    • Year and Date
      2007-05-29
    • Description
      「研究成果報告書概要(欧文)」より
    • Data Source
      KAKENHI-PROJECT-18540481
  • [Presentation] アユ耳石のストロンチウム安定同位体比2007

    • Author(s)
      鈴木隆史、高橋俊郎、天川裕史、大竹二雄
    • Organizer
      平成19年度日本水産学会秋季大会
    • Place of Presentation
      函館(北海道)
    • Year and Date
      2007-09-25
    • Description
      「研究成果報告書概要(和文)」より
    • Data Source
      KAKENHI-PROJECT-18540481
  • [Presentation] Nano-SIMSを用いた耳石中のSr同位体比測定2006

    • Author(s)
      佐野有司、高畑直人、白井厚太朗、天川裕史、大竹二雄
    • Organizer
      2006年度質量分析学会同位体比部会
    • Place of Presentation
      鬼怒川(栃木)
    • Year and Date
      2006-11-08
    • Description
      「研究成果報告書概要(和文)」より
    • Data Source
      KAKENHI-PROJECT-18540481
  • [Presentation] Nd isotopic composition in Northcentral Pacific Ocean2006

    • Author(s)
      H. Amakawa, K Sasaki, M. Ebihara
    • Organizer
      The 16th Annual Goldschmidt Conference
    • Place of Presentation
      メルボルン(オーストラリア)
    • Year and Date
      2006-08-28
    • Description
      「研究成果報告書概要(和文)」より
    • Data Source
      KAKENHI-PROJECT-18540481
  • [Presentation] Nd isotopic composition in Northcentral Pacific Ocean2006

    • Author(s)
      H. Amakawa, K. Sasaki and M. Ebihara
    • Organizer
      The 16th Annual Goldschmidt Conference
    • Place of Presentation
      Melbourne(Australia)
    • Year and Date
      2006-08-28
    • Description
      「研究成果報告書概要(欧文)」より
    • Data Source
      KAKENHI-PROJECT-18540481
  • [Presentation] Nano-SIMSを用いたマンガンクラスト中の鉛同位体比測定の試み2006

    • Author(s)
      高田雄一郎、高畑直人、天川裕史、佐野有司
    • Organizer
      2006年度質量分析学会同位体比部会
    • Place of Presentation
      鬼怒川(栃木)
    • Year and Date
      2006-11-08
    • Description
      「研究成果報告書概要(和文)」より
    • Data Source
      KAKENHI-PROJECT-18540481
  • [Presentation] Sr isotopic analysis of Ayu otolith using NanoSIMS2006

    • Author(s)
      Y. Sano, N. Takahata, K. Shirai, H. Amakawa and T. Otake
    • Organizer
      2006 Annual Meeting of Isotope-Ratio Mass Spectrometry, The Mass Spectrometry Society of Japan
    • Place of Presentation
      Tochigi(Japan)
    • Year and Date
      2006-11-08
    • Description
      「研究成果報告書概要(欧文)」より
    • Data Source
      KAKENHI-PROJECT-18540481
  • [Presentation] Pb isotopic analysis of ferromanganese crust using NanoSIMS2006

    • Author(s)
      Y. Takata, N. Takahata, H. Amakawa and Y. Sano
    • Organizer
      2006 Annual Meeting of Isotope-Ratio Mass Spectrometry, The Mass Spectrometry Society of Japan
    • Place of Presentation
      Tochigi(Japan)
    • Year and Date
      2006-11-08
    • Description
      「研究成果報告書概要(欧文)」より
    • Data Source
      KAKENHI-PROJECT-18540481
  • 1.  NOZAKI Yoshiyuki (70126142)
    # of Collaborated Projects: 4 results
    # of Collaborated Products: 8 results
  • 2.  GAMO Toshitaka (70143550)
    # of Collaborated Projects: 3 results
    # of Collaborated Products: 3 results
  • 3.  OBATA Hajime (90334309)
    # of Collaborated Projects: 3 results
    # of Collaborated Products: 3 results
  • 4.  SOHRIN Yoshiki (50197000)
    # of Collaborated Projects: 3 results
    # of Collaborated Products: 0 results
  • 5.  ZHANG Jing (20301822)
    # of Collaborated Projects: 3 results
    # of Collaborated Products: 0 results
  • 6.  SANO Yuji (50162524)
    # of Collaborated Projects: 2 results
    # of Collaborated Products: 0 results
  • 7.  HASUMI Hiroyasu (40311641)
    # of Collaborated Projects: 2 results
    # of Collaborated Products: 0 results
  • 8.  OKAMURA Kei (70324697)
    # of Collaborated Projects: 2 results
    # of Collaborated Products: 0 results
  • 9.  MURAYAMA Masafumi (50261350)
    # of Collaborated Projects: 2 results
    # of Collaborated Products: 0 results
  • 10.  ISHIZUKA Toshio (80107458)
    # of Collaborated Projects: 2 results
    # of Collaborated Products: 0 results
  • 11.  NAKAGUCHI Yuzuru (30188916)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 12.  YAMADA Masatoshi (10240037)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 13.  SHIRAIWA Yoshihiro (40126420)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 14.  NORIKI Shinichiro (80109511)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 15.  MINAMI Hideki (60254710)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 16.  NISHIOKA Jun (90371533)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 17.  SHITASHIMA Kiminori (70371490)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 18.  KATO Yoshihisa (00152752)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 19.  MINAGAWA Masao (10250507)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 20.  MARUO Masahiro (80275156)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 21.  OTOSAKA Shigeyoshi (40370374)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 22.  NAKAYAMA Noriko (60431772)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 23.  NAGAI Hisao (10155905)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 24.  OTAKE Tsuguo (20160525)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 25.  NORISUYE Kazuhiro (50335220)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 26.  OHTA Keiichi (80022250)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 27.  EBIHARA Mitsuru (10152000)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 28.  OURA Yasuji (90291567)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 29.  TAKAHATA Naoto (90345059)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 14 results
  • 30.  田副 博文 (60447381)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 1 results
  • 31.  児玉 幸雄 (10013575)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 32.  臼井 朗 (20356570)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 4 results
  • 33.  後藤 孝介 (30612171)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 34.  鈴木 勝彦 (70251329)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 6 results
  • 35.  SETA Akihiro
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 36.  KASHIWABARA Teruhiko
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 1 results
  • 37.  FUKAMI Yusuke
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 2 results
  • 38.  BOYLE E. A.
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 39.  SHIBUYA Takazo
    # of Collaborated Projects: 0 results
    # of Collaborated Products: 1 results

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