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KAKEGAWA Takeshi  掛川 武

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Researcher Number 60250669
Other IDs
External Links
Affiliation (Current) 2020: 東北大学, 理学研究科, 教授
Affiliation (based on the past Project Information) *help 2016 – 2020: 東北大学, 理学研究科, 教授
2016: 東北大学, 大学院理学研究科, 教授
2012 – 2015: 東北大学, 理学(系)研究科(研究院), 教授
2013: 東北大学, 大学院理学研究科, 教授
2009 – 2012: Tohoku University, 大学院・理学研究科, 教授 … More
2008: 東北大学, 大学院・理学研究科地球物質科学専攻, 准教授
2007 – 2008: Tohoku University, Tohoku University, Graduate School of Science, Associate Professor
2006: 東北大学, 大学院理学研究科, 助教授
2001 – 2005: 東北大学, 大学院・理学研究科, 助教授
1995 – 2000: 東北大学, 大学院・理学研究科, 助手
1999: Tohoku Univ., Faculty of Science, Assistant Professor, 理学部, 助手
1998: 東北大学, 大学院理学研究科, 助手
1993 – 1994: 東北大学, 理学部, 助手 Less
Review Section/Research Field
Principal Investigator
Petrology/Mineralogy/Science of ore deposit / Petrology/Mineralogy/Science of ore deposit / Petrology/Mineralogy/Economic geology / Medium-sized Section 17:Earth and planetary science and related fields
Except Principal Investigator
Petrology/Mineralogy/Science of ore deposit / Petrology/Mineralogy/Science of ore deposit / 地球化学 / Petrology/Mineralogy/Economic geology / Geochemistry/Cosmochemistry / Medium-sized Section 17:Earth and planetary science and related fields / Basic Section 17050:Biogeosciences-related
Keywords
Principal Investigator
初期地球 / 生命起源 / アミノ酸 / ペプチド / リボース / 隕石衝突 / 縞状鉄鉱層 / 海底熱水 / 核酸 / 核酸塩基 … More / イスア / 硫黄同位体 / 微生物 / 衝撃波 / ポストインパクト / 生体・環境鉱物 / 有機分子 / 光合成 / 太古代 / 酸素 / ホウ酸 / スティープロック / Archean / 始生代 / 硫化鉱物 / early Earth / グリーンランド / 初期生命 / Isua / Greenland / Early Earth / 地殻内 / 粘土鉱物 / グラファイト / 化学進化 / リン酸塩ノジュール / レーザーマイクロプローブ / 湧昇流 / 海洋2層構造 / OAE / REE / 酸化還元 / 原生代 / 鉱物相互作用 / 分子レベル / 金属錯体 / 微惑星 / 煙微粒子 / インパクトプルーム / アミノ酸重合 / 初期海洋 / LC-MS / 衝撃実験 / 生体 / 環境鉱物 / 微生物進化 / ホルモース反応 / 前生物 / 衝撃 / 一次生産者 / バーバートン / primary producer / cyanobacteria / black shale / 南アフリカ / 化学合成 / 微生物活動 / 安定同位体 / 熱水変質 / 酵素 / 微生物の共存 / コンフロー / 熱水-微生物反応 / 炭素循環 / 熱水性メタン / 硫黄循環 / microbial activity / submarine hydrothermal activity / stable isotopes / hydrothermal alteration / enzyme / 海洋化学 / リンのサイクル / リン / イスア地域 / 二酸化炭素 / 枕状溶岩 / 縞上鉄鉱層 / 有機炭素 / 有機-金属複合体 / 縞状鉄鋼層 / 二酸化炭素分圧 / Ocean Chemistry / Geochemical Cycle of Phosphorous / 圧力効果 / 圧力 / 効果 / 脱水重合 / ペプチド結合 / アンモニア生成 / HPLC / amino acid / peptide / in crust / meteorite impact / pressure effect / sulfide minerals / 38億年 / 生物由来 / 電子顕微鏡 / 変成作用 / 炭素安定同位体 / 最古の生命 / Early life / Graphite / Crust / Steep Rock / メチオニン / ヌクレオチド / 蒸発環境 / 生命の起源 / RNA … More
Except Principal Investigator
初期地球 / 衝撃実験 / 縞状鉄鉱床 / バイオマーカー / 熱水溶液 / 沸騰 / 流体包有物 / 生命の起源 / 有機分子の起源 / 原始地球 / アミノ酸 / 生物活動 / 硫酸還元バクテリア / 熱水活動 / 古土壌 / イオウ同位体比 / 安定同位体 / 酸素同位体 / 炭素同位体 / Banded Iron Formation / 地球表層環境 / 窒素同位体 / Archean / 太古代 / 微化石 / 水蒸気 / 分配 / 斑岩型鉱床 / アミノ酸・アミン・カルボン酸 / 隕石爆撃 / 40~38億年前 / 冥王代 / 13C炭素同位体 / カルボン酸(脂肪酸) / アミン / 隕石海洋爆撃 / ペプチド化 / 静的高圧実験 / 後期隕石重爆撃(LHB) / 衝撃試料回収実験 / 生物有機分子 / 有機分子ビッグ・バン説 / 地球科学的生命起源論 / 生命起源物質 / アミノ酸キラル / 大気の進化 / 海洋生物の進化 / 陸上生物の進化 / 炭素のサイクル / イオウのサイクル / 鉄のサイクル / 始生代鉱床 / 表層環境 / 酸素分圧 / 溶解速度 / 微小領域 / 地球初期 / 元素循環 / 超微量ガス同位体比 / Early Earth / Evolution of the atmospheric oxygen / Evolution of marine biota / Evolution of terrestrial biota / Geochemical cycles of carbon / Geochemical cycles of sulfur / Geochemical cycles of iron / Archean ore deposits / 生物界の進化 / 環境変化 / 大気酸素の進化 / P-C境界 / 海底熱水活動 / リンのフラックス / 重金属元素のフラックス / 酸素発生型生物 / biological evolution / early Earth / environmental change / atmospheric evolution / Precambrian / Cambrian / submarine hydrothermal process / phosphate flux / BIF / ハマスレ-地域 / Stable isotope / Oxygen isotope / Carbon isotope / Hydrothermal solution / 原始地球環境 / 30億〜6億年前 / ウラン鉱床 / 海洋堆積物の物理的,化学的環境 / 進化史 / フィードバック機構 / 原子地球環境 / 海洋堆積物の物理的、化学的環境 / 大気・海洋・生物の進化史 / フィードパック機構 / Environment of the Eartly Earth / 3.0-0.6 Ga / Paleosols / Uranium deposit / pysico-chemical environment of Marine / Evolution / Feedback Mechanism / 熱水鉱床 / マグマ水 / 変成鉱床 / スカルン鉱床 / 溶解度 / CO2濃度 / 放射光 / 蛍光X線分析 / 熱水 / 熱水実験 / 硫黄同位体 / hydrothermal deposit / magmatic water / oxygen isotope / fluid inclusion / metamorphosed ore deposit / skarn / 始生代 / 同位対比 / 有機物 / 酸化還元 / 生物多様性 / 炭素同位体比 / 窒素同位体比 / モリブデン / イオウ同位体 / 同位体組成 / Biological Activity / Earth's Surface Environment / Biomarkers / Isotope Ratio / Organic Matter / Redox state / 微生物 / 地球環境 / 古地磁気 / ピルバラ / 掘削 / 風化 / 環境 / メタン酸化細菌 / 生命 / 共進化 / microbe / Earth's environment / paleomagnetism / Pilbara / drilling / weathering / 鉱物 / RNA / テンプレート / 重合 / リン酸化 / ヌクレオチド / 鉱物テンプレート / 月 / 揮発性元素 / カリ長石 / イオン照射 / SIMS / 月隕石 / 起源 / アンモニア / イオンインプランテーション / 岩石圏 / 微小領域分析 / 炭素イオン / 光合成細菌 / 国際掘削プログラム / バイオマーカー分析 / 微細構造分析 / 同位体分析 / ピルバラクラトン / 酸分解抽出 / レンズ状微化石 / 大型球状微化石 / 隕石衝突の痕跡 / シアノバクテリア / 真核生物 Less

  • Research Projects

    (29 results)

  • Research Products

    (681 results)

  • Co-Researchers

    (40 People)

  •  Understanding biosphere-hydrosphere-atmosphere-lithosphere interactions 3.2 billion years ago with an international continental drilling programOngoing

    • Principal Investigator
      大竹 翼
    • 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

  •  Constrains on timings of cyanobacterial and eukaryotic evolutions based on innovative biomarker analysesOngoing

    • Principal Investigator
      杉谷 健一郎
    • 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

  •  Role of early Earth materials for origin of lifePrincipal InvestigatorOngoing

    • Principal Investigator
      掛川 武
    • Project Period (FY)
      2018 – 2020
    • Research Category
      Grant-in-Aid for Scientific Research (A)
    • Review Section
      Medium-sized Section 17:Earth and planetary science and related fields
    • Research Institution
      Tohoku University

  •  Deciphering the evolution history of volatile elements toward the formation of the water-planet, recorded in lunar potassium feldsparOngoing

    • Principal Investigator
      橋爪 光
    • Project Period (FY)
      2017 – 2019
    • Research Category
      Grant-in-Aid for Scientific Research (B)
    • Research Field
      Geochemistry/Cosmochemistry
    • Research Institution
      Ibaraki University

  •  Early Earth made and build essential biomoleculesPrincipal Investigator

    • Principal Investigator
      Takeshi Kakegawa
    • Project Period (FY)
      2015 – 2017
    • Research Category
      Grant-in-Aid for Scientific Research (A)
    • Research Field
      Petrology/Mineralogy/Economic geology
    • Research Institution
      Tohoku University

  •  Challenge to the formation of prebiotic RNA on mineral templates

    • Principal Investigator
      Furukawa Yoshihiro
    • Project Period (FY)
      2015 – 2016
    • Research Category
      Grant-in-Aid for Challenging Exploratory Research
    • Research Field
      Petrology/Mineralogy/Economic geology
    • Research Institution
      Tohoku University

  •  Prebiotic organic world produced by early Earth environmentsPrincipal Investigator

    • Principal Investigator
      KAKEGAWA Takeshi
    • Project Period (FY)
      2012 – 2014
    • Research Category
      Grant-in-Aid for Scientific Research (A)
    • Research Field
      Petrology/Mineralogy/Science of ore deposit
    • Research Institution
      Tohoku University

  •  Identification of primary producers in the early oceansPrincipal Investigator

    • Principal Investigator
      KAKEGAWA Takeshi
    • Project Period (FY)
      2012 – 2014
    • Research Category
      Grant-in-Aid for Scientific Research (B)
    • Research Field
      Petrology/Mineralogy/Science of ore deposit
    • Research Institution
      Tohoku University

  •  Biomolecular evolution based on chiral chemistry under oceanic impact of meteorite

    • Principal Investigator
      SEKINE Toshimori
    • Project Period (FY)
      2012 – 2013
    • Research Category
      Grant-in-Aid for Challenging Exploratory Research
    • Research Field
      Petrology/Mineralogy/Science of ore deposit
    • Research Institution
      Hiroshima University

  •  High temperature and pressure experiments to synthesize rarely-formed organic moleculesPrincipal Investigator

    • Principal Investigator
      KAKEGAWA Takeshi
    • Project Period (FY)
      2010 – 2011
    • Research Category
      Grant-in-Aid for Challenging Exploratory Research
    • Research Field
      Petrology/Mineralogy/Science of ore deposit
    • Research Institution
      Tohoku University

  •  Production of amino acids and peptides on the early EarthPrincipal Investigator

    • Principal Investigator
      KAKEGAWA Takeshi
    • Project Period (FY)
      2009 – 2011
    • Research Category
      Grant-in-Aid for Scientific Research (A)
    • Research Field
      Petrology/Mineralogy/Science of ore deposit
    • Research Institution
      Tohoku University

  •  有機分子の起源:微惑星・隕石海洋爆撃による大量生成説の検証実験

    • Principal Investigator
      中沢 弘基
    • Project Period (FY)
      2009 – 2010
    • Research Category
      Grant-in-Aid for Scientific Research (B)
    • Research Field
      Petrology/Mineralogy/Science of ore deposit
    • Research Institution
      National Institute for Materials Science

  •  Relationship between photosynthesis and banded iron formations at the early ArcheanPrincipal Investigator

    • Principal Investigator
      KAKEGAWA Takeshi
    • Project Period (FY)
      2009 – 2011
    • Research Category
      Grant-in-Aid for Scientific Research (B)
    • Research Field
      Petrology/Mineralogy/Science of ore deposit
    • Research Institution
      Tohoku University

  •  原始地球における有機分子の起源:13C固体炭素を用いた衝撃実験による検証

    • Principal Investigator
      中沢 弘基
    • Project Period (FY)
      2007 – 2008
    • Research Category
      Grant-in-Aid for Exploratory Research
    • Research Field
      Petrology/Mineralogy/Science of ore deposit
    • Research Institution
      National Institute for Materials Science

  •  Bio-molecule formation by oceanic impact events on the early EarthPrincipal Investigator

    • Principal Investigator
      KAKEGAWA Takeshi
    • Project Period (FY)
      2006 – 2008
    • Research Category
      Grant-in-Aid for Scientific Research (A)
    • Research Field
      Petrology/Mineralogy/Science of ore deposit
    • Research Institution
      Tohoku University

  •  海底熱水系における分子レベルでの微生物・鉱物相互作用Principal Investigator

    • Principal Investigator
      掛川 武
    • Project Period (FY)
      2005 – 2006
    • Research Category
      Grant-in-Aid for Exploratory Research
    • Research Field
      Petrology/Mineralogy/Science of ore deposit
    • Research Institution
      Tohoku University

  •  International project to investigate the world-oldest biogenic graphitePrincipal Investigator

    • Principal Investigator
      KAKEGAWA Takeshi
    • Project Period (FY)
      2005 – 2007
    • Research Category
      Grant-in-Aid for Scientific Research (B)
    • Research Field
      Petrology/Mineralogy/Science of ore deposit
    • Research Institution
      Tohoku University

  •  Generation of polypeptide and polynucleotide in the upper crust of the early EarthPrincipal Investigator

    • Principal Investigator
      KAKEGAWA Takeshi, 中澤 弘基
    • Project Period (FY)
      2003 – 2005
    • Research Category
      Grant-in-Aid for Scientific Research (A)
    • Research Field
      Petrology/Mineralogy/Science of ore deposit
    • Research Institution
      Tohoku University

  •  Joint International Research Project on Free Oxygen and Biomarker on the Early Earth

    • Principal Investigator
      NEDACHI Munetomo
    • Project Period (FY)
      2002 – 2004
    • Research Category
      Grant-in-Aid for Scientific Research (A)
    • Research Field
      Petrology/Mineralogy/Science of ore deposit
    • Research Institution
      Kagoshima University

  •  Constraints on ancient ocean chemistry based on the geochemical study of 3.8 Ga Isua Supracrustal Rocks.Principal Investigator

    • Principal Investigator
      KAKEGAWA Takeshi
    • Project Period (FY)
      2002 – 2004
    • Research Category
      Grant-in-Aid for Scientific Research (B)
    • Research Field
      Petrology/Mineralogy/Science of ore deposit
    • Research Institution
      Tohoku University

  •  Biological activities at the Archean submarine hydrothermal environmentsPrincipal Investigator

    • Principal Investigator
      KAKEGAWA Takeshi
    • Project Period (FY)
      2001 – 2003
    • Research Category
      Grant-in-Aid for Scientific Research (B)
    • Research Field
      Petrology/Mineralogy/Science of ore deposit
    • Research Institution
      Tohoku University

  •  Behavior of volatile components and mechanism of ore formation in the magmatic-hydrothermal system

    • Principal Investigator
      HAYASHI Ken-ichiro
    • Project Period (FY)
      2000 – 2002
    • Research Category
      Grant-in-Aid for Scientific Research (B)
    • Research Field
      Petrology/Mineralogy/Science of ore deposit
    • Research Institution
      Tohoku University

  •  Archean biological activity evolved with environ mental changes of the earth's surface inferred from biomarkers and stable isotopic compositions

    • Principal Investigator
      NARAOKA Hiroshi
    • Project Period (FY)
      2000 – 2002
    • Research Category
      Grant-in-Aid for Scientific Research (B)
    • Research Field
      地球化学
    • Research Institution
      TOKYO METROPOLITAN UNIVERSITY

  •  リン酸塩ノジュールの成因と古堆積環境の復元Principal Investigator

    • Principal Investigator
      掛川 武
    • Project Period (FY)
      1999 – 2000
    • Research Category
      Grant-in-Aid for Encouragement of Young Scientists (A)
    • Research Field
      Petrology/Mineralogy/Science of ore deposit
    • Research Institution
      Tohoku University

  •  高温熱水系での熱水の沸騰に伴う重金属の挙動

    • Principal Investigator
      HAYASHI Ken-ichiro
    • Project Period (FY)
      1998 – 1999
    • Research Category
      Grant-in-Aid for Exploratory Research
    • Research Field
      Petrology/Mineralogy/Science of ore deposit
    • Research Institution
      Tohoku University

  •  Evolution of the Atmosphere, Ocean, Crust, and Biosphere

    • Principal Investigator
      NEDACHI Munetomo
    • Project Period (FY)
      1998 – 1999
    • Research Category
      Grant-in-Aid for Scientific Research (A).
    • Research Field
      地球化学
    • Research Institution
      Kagoshima University

  •  Establishment of the stable isotopic stratigraphy of Banded Iron Formations

    • Principal Investigator
      HAYASHI Ken-ichiro
    • Project Period (FY)
      1996 – 1997
    • Research Category
      Grant-in-Aid for Scientific Research (C)
    • Research Field
      Petrology/Mineralogy/Science of ore deposit
    • Research Institution
      Tohoku University

  •  Roles of Hydrothermal Processes in Biological Evolution

    • Principal Investigator
      OHMOTO Hiroshi
    • Project Period (FY)
      1995 – 1996
    • Research Category
      Grant-in-Aid for international Scientific Research
    • Research Institution
      Tohoku University

  •  Surface Enviroments, Biological Activities and Elemental Cycles of the Early Earth

    • Principal Investigator
      OHMOTO Horoshi
    • Project Period (FY)
      1991 – 1994
    • Research Category
      Grant-in-Aid for Specially Promoted Research
    • Research Institution
      Tohoku University

All 2020 2019 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009 2008 2007 2006 2005 2004 2003 2002 Other

All Journal Article Presentation Book Patent

  • [Book] 生命の痕跡を記録した太古の岩石2013
    • Author(s)
      掛川武
    • Total Pages
      332
    • Publisher
      化学同人
    • Data Source
      KAKENHI-PROJECT-24244084

  • [Book] 生命の痕跡を記録した太古の岩石2013
    • Author(s)
      掛川武
    • Total Pages
      332
    • Publisher
      化学同人
    • Data Source
      KAKENHI-PROJECT-24403013

  • [Book] 地球と生命-地球環境と生物圏進化-2011
    • Author(s)
      掛川武・海保邦夫
    • Publisher
      共立出版
    • Data Source
      KAKENHI-PROJECT-21244080

  • [Book] 地球と生命-地球環境と生物圏進化-2011
    • Author(s)
      掛川武・海保邦夫
    • Publisher
      共立出版
    • Data Source
      KAKENHI-PROJECT-21403009

  • [Book] 地球と生命. 地球環境と生物圏進化2011
    • Author(s)
      掛川武・海保邦夫
    • Publisher
      共立出版
    • Data Source
      KAKENHI-PROJECT-22654063

  • [Book] 地球と生命. 地球環境と生物圏進化2011
    • Author(s)
      掛川武・海保邦夫
    • Publisher
      共立出版
    • Data Source
      KAKENHI-PROJECT-21244080

  • [Book] 地球と生命-地球環境と生物圏進化-2011
    • Author(s)
      掛川武・海保邦夫
    • Publisher
      共立出版
    • Data Source
      KAKENHI-PROJECT-22654063

  • [Book] 古生物学辞典2010
    • Author(s)
      掛川武
    • Total Pages
      1012
    • Publisher
      朝倉書店
    • Data Source
      KAKENHI-PROJECT-21340162

  • [Book] 古生物学辞典2010
    • Author(s)
      掛川武
    • Publisher
      朝倉書店
    • Data Source
      KAKENHI-PROJECT-22654063

  • [Book] 古生物学辞典2010
    • Author(s)
      掛川武
    • Publisher
      朝倉書店
    • Data Source
      KAKENHI-PROJECT-21403009

  • [Book] 古生物学辞典2010
    • Author(s)
      掛川武
    • Publisher
      朝倉書店
    • Data Source
      KAKENHI-PROJECT-21244080

  • [Book] 河川汽水域を利用する魚類の食物源"安定同位体スコープで覗く海洋生物の生態"2008
    • Author(s)
      伊藤絹子・掛川武
    • Total Pages
      158
    • Publisher
      恒星社厚生閣
    • Data Source
      KAKENHI-PROJECT-18204049

  • [Book] 河川汽水域を利用する魚類の食物源"安定同位体スコ-プで覗く海洋生物の生態"2008
    • Author(s)
      伊藤絹子・掛川武
    • Total Pages
      165
    • Publisher
      恒星社厚生(東京)
    • Data Source
      KAKENHI-PROJECT-18204049

  • [Book] The Earth and Life: Origin and Evolution2005
    • Author(s)
      Kakegawa T., Ohtani E.
    • Total Pages
      190
    • Publisher
      Kyoritsu Publication
    • Description
      「研究成果報告書概要(欧文)」より
    • Data Source
      KAKENHI-PROJECT-17403011

  • [Book] 地球・生命-その起源と進化2005
    • Author(s)
      掛川 武
    • Total Pages
      190
    • Publisher
      共立出版
    • Description
      「研究成果報告書概要(和文)」より
    • Data Source
      KAKENHI-PROJECT-17403011

  • [Book] 地球・生命-その起源と進化2005
    • Author(s)
      掛川 武
    • Total Pages
      190
    • Publisher
      共立出版
    • Description
      「研究成果報告書概要(和文)」より
    • Data Source
      KAKENHI-PROJECT-15204047

  • [Journal Article] Biogenic and abiogenic graphite in minerals and rocks of the early Earth2019
    • Author(s)
      Kakegawa T
    • Journal Title

      Astrobiology

      Volume: 3 Pages: 209-227

    • DOI

      10.1007/978-981-13-3639-3_15

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-18H03729

  • [Journal Article] Simultaneous In Situ Analysis of Carbon and Nitrogen Isotope Ratios in Organic Matter by Secondary Ion Mass Spectrometry2018
    • Author(s)
      Ishida A., Kitajima K., Williford K.H., Tuite M.L., Kakegawa T., Valley J.W.
    • Journal Title

      Geostandards and Geoanalytical Research

      Volume: 42 Pages: 189-203

    • DOI

      10.1111/ggr.12209

    • Peer Reviewed / Open Access / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-18K13645, KAKENHI-PROJECT-18H03729

  • [Journal Article] Racemization of Valine by Impact-Induced Heating, Origin of Life and Evolution of early Biosphere2018
    • Author(s)
      Furukawa Y., Takase A., Sekine T., Kakegawa T., Kobayashi T.
    • Journal Title

      Origin of Life and Evolution of early Biosphere

      Volume: 48 Pages: 131-139

    • DOI

      10.1007/s11084-017-9539-0

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-15H02144, KAKENHI-PROJECT-18H03729

  • [Journal Article] Microbial nitrogen cycle enhanced by continental input recorded in the Gunflint Formation2017
    • Author(s)
      Ishida A., Hashizume K., and Kakegawa T.
    • Journal Title

      Geochemical Perspectives Letters

      Volume: 4 Pages: 13-18

    • DOI

      10.7185/geochemlet.1729

    • Peer Reviewed / Open Access
    • Data Source
      KAKENHI-PROJECT-15H02144, KAKENHI-PROJECT-17H02992

  • [Journal Article] Morphological changes of olivine grains reacted with amino acid solutions by impact process. Physics and Chemistry of Minerals2017
    • Author(s)
      Umeda Y., Takase A., Fukunaga N., Sekine T., Kobayashi T., Furukawa Y., Kakegawa T.
    • Journal Title

      PHYSICS AND CHEMISTRY OF MINERALS

      Volume: 44 Pages: 203-212

    • DOI

      10.1007/s00269-016-0849-y

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-15H02144

  • [Journal Article] 鉄が生み、鉄と共に育った地球生命2017
    • Author(s)
      掛川武
    • Journal Title

      日本鉄鋼協会会報ふぇらむ

      Volume: 22 Pages: 25-28

    • Data Source
      KAKENHI-PROJECT-15H02144

  • [Journal Article] Microbial diversity and iron oxidation at Okuoku-hachikurou Onsen, a Japanese hot spring analog of Precambrian iron formation2017
    • Author(s)
      Ward L.M., Idei A., Kakegawa T., Fischer W.W., McGlynn S.E.
    • Journal Title

      Geobiology

      Volume: 15 Pages: 817-835

    • DOI

      10.1111/gbi.12266

    • Peer Reviewed / Open Access / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-15H02144

  • [Journal Article] 太古の岩石が語る地球最古の微生物活動ー38～37億年前の海で生息していたことが明らかに2017
    • Author(s)
      掛川武
    • Journal Title

      生物の科学　遺伝

      Volume: 71 Pages: 133-138

    • Data Source
      KAKENHI-PROJECT-15H02144

  • [Journal Article] Effects of glycine, water, ammonia, and ammonium bicarbonate on the oligomerization of methionine2017
    • Author(s)
      Effects of glycine, water, ammonia, and ammonium bicarbonate on the oligomerization of methionine
    • Journal Title

      Orig. Life Evol. Bios

      Volume: 印刷中 Pages: 145-160

    • DOI

      10.1007/s11084-016-9518-x

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-26709069, KAKENHI-PROJECT-15H02144

  • [Journal Article] Borate and the origin of RNA: A model for the precursors to life2017
    • Author(s)
      Furukawa Y. and Kakegawa T.
    • Journal Title

      Elements

      Volume: 13 Pages: 261-265

    • DOI

      10.2138/gselements.13.4.261

    • Peer Reviewed / Open Access
    • Data Source
      KAKENHI-PROJECT-15H02144

  • [Journal Article] 隕石衝突がもらした奇跡 「生命誕生」のメカニズム2017
    • Author(s)
      掛川武
    • Journal Title

      ヘルシスト

      Volume: 244 Pages: 2-7

    • Data Source
      KAKENHI-PROJECT-15H02144

  • [Journal Article] Occurrence of tourmaline in metasedimentary rocks of the Isua Supracrustal Belt, Greenland: implications for ribose stability in hadean marine sediments2016
    • Author(s)
      Mishima S., Ohtomo Y. and Kakegawa T.
    • Journal Title

      Origin of Life and Evolution of Biosphere

      Volume: 46 Pages: 247-271

    • DOI

      10.1007/s11084-015-9474-x

    • NAID

      130005492394

    • Peer Reviewed / Acknowledgement Compliant / Open Access / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-15H02144, KAKENHI-PROJECT-15J00507

  • [Journal Article] Evaporite Borate-Containing Mineral Ensembles Make Phosphate Available and Regiospecifically Phosphorylate Ribonucleosides: Borate as a Multifaceted Problem Solver in Prebiotic Chemistry.2016
    • Author(s)
      Kim, H. J., Furukawa Y., Kakegawa T., Bita A., Scorei R., *Benner S.A.
    • Journal Title

      Angewandte Chemie International Edition

      Volume: 55 Pages: 15816-15820

    • DOI

      10.1002/anie.201608001

    • Peer Reviewed / Acknowledgement Compliant / Open Access / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-15H02144, KAKENHI-PROJECT-15K13588

  • [Journal Article] 「地球が生命をつくった」仮説の検証ー地球化学と化学の接点2016
    • Author(s)
      掛川武
    • Journal Title

      化学

      Volume: 71 Pages: 68-69

    • Data Source
      KAKENHI-PROJECT-15H02144

  • [Journal Article] Survivability and reactivity of glycine and alanine in early oceans: effects of meteorite impacts2016
    • Author(s)
      Umeda Y., Fukunaga N., Sekine T., Furukawa Y., Kakegawa T., Kobayashi T., Nakazawa
    • Journal Title

      Journal of Biological Physics

      Volume: 42 Pages: 177-198

    • DOI

      10.1007/s10867-015-9400-5

    • Peer Reviewed / Acknowledgement Compliant
    • Data Source
      KAKENHI-PROJECT-15H02144

  • [Journal Article] Effects of silicate, phosphate, and calcium on the stability of aldopentoses2016
    • Author(s)
      Nitta S., Furukawa Y., and Kakegawa T.
    • Journal Title

      Origins of Life and Evolution of Biospheres

      Volume: 46 Pages: 189-202

    • DOI

      10.1007/s11084-015-9472-z

    • Peer Reviewed / Acknowledgement Compliant / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-15H02144

  • [Journal Article] Sources of Tsunami Deposits on the Pacific Coasts of Iwate, Miyagi, and Fukushima Areas by the 2011 off the Pacific Coast of Tohoku Earthquake, Northeast Japan Inferred from Geochemical Signatures (TOC/TN Ratio and Stable Sulfur Isotope)2015
    • Author(s)
      奈良郁子、渡邊隆広、掛川武、山崎慎一、井上千弘、土谷範芳
    • Journal Title

      J. Geogr.

      Volume: 123 Issue: 6 Pages: 871-882

    • DOI

      10.5026/jgeography.123.871

    • NAID

      130004813829

    • ISSN
      0022-135X, 1884-0884
    • Year and Date
      2015-01-20
    • Language
      Japanese
    • Peer Reviewed / Acknowledgement Compliant
    • Data Source
      KAKENHI-PROJECT-24244084, KAKENHI-PROJECT-24403013, KAKENHI-PROJECT-25630410

  • [Journal Article] Shock wave synthesis of amino acids from solutions of ammonium formate and ammonium bicarbonate2015
    • Author(s)
      Suzuki C., Furukawa Y., Kobayashi T., Sekine T., Nakazawa H., Kakegawa T.
    • Journal Title

      Geochemistry Geophysics and Geosystems

      Volume: 16 Pages: 2382-2394

    • DOI

      10.1002/2015gc005783

    • Peer Reviewed / Acknowledgement Compliant / Open Access / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-15H02144

  • [Journal Article] Nucleobase and amino acid formation through impacts of meteorites on the early ocean2015
    • Author(s)
      Furukawa Y., Nakazawa H., Sekine T., Kobayashi T. & Kakegawa T.
    • Journal Title

      Earth and Planetary Sciecen Letters

      Volume: 426 Pages: 216-222

    • DOI

      10.1016/j.epsl.2015.07.049

    • Peer Reviewed / Acknowledgement Compliant / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-15H02144, KAKENHI-PROJECT-15H03752

  • [Journal Article] グリーンランドで最古の生命の痕跡を発見2014
    • Author(s)
      掛川武
    • Journal Title

      化学

      Volume: 69 Pages: 73-75

    • Data Source
      KAKENHI-PROJECT-24244084

  • [Journal Article] グリーンランドで発見された最古の生物活動の痕跡2014
    • Author(s)
      掛川武
    • Journal Title

      Isotope News

      Volume: 723 Pages: 12-15

    • Peer Reviewed / Acknowledgement Compliant
    • Data Source
      KAKENHI-PROJECT-24403013

  • [Journal Article] Evidence for biogenic graphite in early Archaean Isua metasedimentary rocks2014
    • Author(s)
      Y. Ohtomo, T. Kakegawa, A. Ishida, T. Nagase, M. T., Rosing
    • Journal Title

      NATURE GEOSCIENCE

      Volume: 7 Pages: 25-28

    • DOI

      10.1038/ngeo2025

    • Peer Reviewed / Open Access
    • Data Source
      KAKENHI-PROJECT-24244077, KAKENHI-PROJECT-24244084, KAKENHI-PROJECT-24403013, KAKENHI-PROJECT-25400506

  • [Journal Article] グリーンランドで発見された最古の生物活動の痕跡2014
    • Author(s)
      掛川武
    • Journal Title

      Isotop News

      Volume: 723 Pages: 12-15

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-24244084

  • [Journal Article] グリーンランドで最古の生命の痕跡を発見！2014
    • Author(s)
      掛川武
    • Journal Title

      化学

      Volume: 69 Pages: 73-74

    • Data Source
      KAKENHI-PROJECT-24403013

  • [Journal Article] グリーンランドで最古の生命の痕跡を発見2014
    • Author(s)
      掛川武
    • Journal Title

      化学

      Volume: 69 Pages: 73-75

    • Data Source
      KAKENHI-PROJECT-24403013

  • [Journal Article] Experimental investigation of reduced volatile formation by high-temperature interactions among meteorite constituent materials, water, and nitrogen2014
    • Author(s)
      Furukawa Y., Samejima T., Nakazawa H., Kakegawa T
    • Journal Title

      ICARUS

      Volume: 231 Pages: 77-82

    • DOI

      10.1016/j.icarus.2013.11.033

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-23740402, KAKENHI-PROJECT-24244084, KAKENHI-PROJECT-24403013

  • [Journal Article] A chronology of the PY608E-PC sediment core (Lake Pumoyum Co, southern Tibetan Plateau) based on radiocarbon dating of total organic carbon2013
    • Author(s)
      Watanabe Takahiro, Nakamura Toshiro, Kakegawa Takeshi and others
    • Journal Title

      10.1016/j.nimb.20 12.07.0 15

      Volume: 294 Pages: 520-523

    • DOI

      10.1016/j.nimb.2012.07.015

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-24244084, KAKENHI-PROJECT-24403013

  • [Journal Article] Selective Stabilization of ribose by borate2013
    • Author(s)
      Furukawa Y., Horiuchi M., Kakegawa T
    • Journal Title

      Origin of Life and Evolution of Biospheres

      Volume: 43 Pages: 353-361

    • DOI

      10.1007/s11084-013-9350-5

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-23740402, KAKENHI-PROJECT-24244084, KAKENHI-PROJECT-24403013

  • [Journal Article] Sulfur isotope profiles in the pelagic Panthalassic deep sea during the Permian-Triassic.2013
    • Author(s)
      Takahashi, S., Kaiho, K., Hori, R. S., Gorjan, P., Watanabe, T., Yamakita, S., Aita, Y., Takemura, A., Spörli, K.B., Kakegawa, T., and Oba, M
    • Journal Title

      Glob. Planet. Change

      Volume: 105 Pages: 68-78

    • DOI

      10.1016/j.gloplacha.2012.12.006

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-23540528, KAKENHI-PROJECT-24403013, KAKENHI-PROJECT-25247084

  • [Journal Article] 隕石海洋衝突と有機物合成：生命起源のきっかけ2013
    • Author(s)
      掛川武
    • Journal Title

      噴流工学

      Volume: 30 Pages: 1-3

    • Data Source
      KAKENHI-PROJECT-24244084

  • [Journal Article] Abiotic Formation of Valine Peptides Under Conditions of High Temperature and High Pressure2012
    • Author(s)
      Furukawa Y., Otake T., Ishiguro T., Nakazawa H., Kakegawa T
    • Journal Title

      ORIGINS OF LIFE AND EVOLUTION OF BIOSPHERES

      Volume: 42 Pages: 519-531

    • DOI

      10.1007/s11084-012-9295-0

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-23740402, KAKENHI-PROJECT-24244084

  • [Journal Article] Abiotic Formation of Valine Peptides Under Conditions of High Temperature and High Pressure2012
    • Author(s)
      Furukawa Y. Ishiguro T., Kakegawa T., and Nakazawa H.
    • Journal Title

      Origins of life and evolution of biosphere

      Volume: 42 Pages: 519-531

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-24403013

  • [Journal Article] Last glacial to post glacial climate changes in continental Asia inferred from multi-proxy records (geochemistry, clay mineralogy, and paleontology) from Lake Hovsgol, northwest Mongolia2012
    • Author(s)
      Takahiro Watanabe、他3名、 Kazuho Horiuchi、 他2名
    • Journal Title

      GLOBAL AND PLANETARY CHANGE

      Volume: 88-89巻 Pages: 53-63

    • DOI

      10.1016/j.gloplacha.2012.03.005

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-22244061, KAKENHI-PROJECT-24244084, KAKENHI-PROJECT-24403013

  • [Journal Article] 水と岩石が支えた太古の生命2012
    • Author(s)
      掛川武
    • Journal Title

      化学と工業

      Volume: 65 Pages: 767-769

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-24244084

  • [Journal Article] 水と岩石が支えた太古の生命2012
    • Author(s)
      掛川武
    • Journal Title

      化学と工業

      Volume: 65 Pages: 767-769

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-24403013

  • [Journal Article] Stability of amino acids and their oligomerization under high-pressure conditions : Implications for prebiotic chemistry2011
    • Author(s)
      Otake T., Taniguchi T., Furukawa Y., Kawamura F., Nakazawa H. and Kakegawa T.
    • Journal Title

      Astrobiology

      Volume: vol.11 Pages: 799-813

    • DOI

      10.1089/ast.2011.0637

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-21244080, KAKENHI-PROJECT-21403009, KAKENHI-PROJECT-22654063, KAKENHI-PROJECT-22740342, KAKENHI-PROJECT-23740402

  • [Journal Article] Gunflint Formation. In"Encyclopedia of Astrobiology" Springer-Verlag2011
    • Author(s)
      Kakegawa T. Ishida A.
    • Journal Title

      Berlin

      Pages: 697-700

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-22654063

  • [Journal Article] Impact-induced phyllosilicate formation from olivine and water2011
    • Author(s)
      Furukawa Y. Sekine T. Kakegawa T. and Nakazawa H
    • Journal Title

      Geochimica Cosmochimica Acta

      Volume: vol.75 Pages: 6461-6472

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-21403009

  • [Journal Article] Impact-induced phyllosilicate formation from olivine and water2011
    • Author(s)
      Furukawa Y. Sekine T. Kakegawa T. Nakazawa H.
    • Journal Title

      Geochimica Cosmochimica Acta

      Volume: vol.75 Pages: 6461-6472

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-22654063

  • [Journal Article] Gunflint Formation2011
    • Author(s)
      Kakegawa T., Ishida A.
    • Journal Title

      Encyclopedia of Astrobiology

      Volume: 2 Pages: 697-700

    • DOI

      10.1007/978-3-642-11274-4

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-21244080, KAKENHI-PROJECT-21403009, KAKENHI-PROJECT-22654063

  • [Journal Article] Gunflint Formation2011
    • Author(s)
      Kakegawa T. and Ishida A
    • Journal Title

      Encyclopedia of Astrobiology

      Pages: 697-700

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-21403009

  • [Journal Article] mpact-induced phyllosilicate formation from olivine and water2011
    • Author(s)
      Furukawa Y. Sekine T. Kakegawa T. and Nakazawa H.
    • Journal Title

      Geochimica Cosmochimica Acta

      Volume: vol.75 Pages: 6461-6472

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-21244080

  • [Journal Article] Time-resolved measurements of high-pressure phase transition of fluorite under shock loading2011
    • Author(s)
      Furukawa Y., Sekine T., Kakegawa T., Nakazawa H.
    • Journal Title

      Geochimica et Cosmochimica Acta

      Volume: 75 Pages: 305-310

    • DOI

      10.1016/j.gca.2011.08.029

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-21244080, KAKENHI-PROJECT-21403009, KAKENHI-PROJECT-22654063, KAKENHI-PROJECT-23740402

  • [Journal Article] 東北地方北部の金属鉱床に随伴する高インジウム鉱石の形成条件2010
    • Author(s)
      山田亮一、吉田武義、掛川武、奈良郁子、小川泰正
    • Journal Title

      資源地質

      Volume: Vol.60 Pages: 153-164

    • NAID

      10031141186

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-21340162

  • [Journal Article] Last glacial-Holocine geochronology of sedimentcores from a high-altitude Tibetan lake based on AMC C-14 dating of plant fossils : Implications for paleoenvironmental reconstructions2010
    • Author(s)
      Watanabe T., Matsunaka T., Nakamura T., Nishimura M., Izuya Y., Minami M., Nara Watabe F., Kakegawa T., Wang J.B., Zhu L.P.
    • Journal Title

      Chemical Geology

      Volume: Vol.277 Pages: 21-29

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-21403009

  • [Journal Article] 東北地方北部の金属鉱床に随伴する高インジウム鉱石の形成条件2010
    • Author(s)
      山田亮一、吉田武義、掛川武、奈良郁子、小川泰正
    • Journal Title

      資源地質

      Volume: Vol.60 Pages: 153-164

    • NAID

      10031141186

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-22654063

  • [Journal Article] d13C-dD distribution of lipid biomarkers in a bacterial mat from a hot spring in Miyagi Prefecture2010
    • Author(s)
      Naraoka H., Uehara T., Hanada S. and T. Kakegawa
    • Journal Title

      NE Japan. Organic Geochemistry

    • DOI

      10.1016/j.orggeochem.2009.11.008

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-21244080

  • [Journal Article] Climate control of sulfate influx to Lake Hovsgol, northwest Mongolia, during the last glacial-postglacial transition : Constraints from sulfur geochemistry2010
    • Author(s)
      Nara F.W., Watanabe T., Kakegawa T., other 6
    • Journal Title

      Paleogeography, Paleoclimatpology and Paleoecology

      Volume: Vol.298 Pages: 278-285

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-21403009

  • [Journal Article] δ^<13>C- δ D distribution of lipid biomarkers in a bacterial mat from a hot spring in Miyagi Prefecture, NE Japan2010
    • Author(s)
      Naraoka H., Uehara T., Hanada S., Kakegawa T.
    • Journal Title

      Organic Geochemistry

      Volume: Vol.41 Pages: 398-403

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-21403009

  • [Journal Article] 東北地方北部の金属鉱床に随伴する高インジウム鉱石の形成条件2010
    • Author(s)
      山田亮一、吉田武義、掛川武、奈良郁子、小川泰正
    • Journal Title

      資源地質

      Volume: Vol.60 Pages: 153-164

    • NAID

      10031141186

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-21244080

  • [Journal Article] Climate control of sulfate influx to Lake Hovsgol, northwest Mongolia, during the last glacial-postglacial transition : Constraints from sulfur geochemistry2010
    • Author(s)
      Nara F.W., Watanabe T., Kakegawa T., other 6
    • Journal Title

      Paleogeography, Paleoclimatpology and Paleoecology

      Volume: Vol.298 Pages: 278-285

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-21244080

  • [Journal Article] Biogeography and biodiversity in sulfide structures of active and inactive vents at deep-sea hydrothermal fields of the southern Mariana TrOUgh2010
    • Author(s)
      Kato S., Takano Y., KakegawaT., et al.
    • Journal Title

      Applied and environmental microbiology

      Volume: Vol.76 Pages: 2968-2979

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-22654063

  • [Journal Article] Last glacial-Holocine geochronology of sedimentcores from a high-altitude Tibetan lake based on AMC C-14 dating of plant fossils : Implications for paleoenvironmental reconstructions2010
    • Author(s)
      Watanabe T., Matsunaka T., Nakamura T., Nishimura M., Izuya Y., Minami M., Nara Watanabe F., Kakegawa T., Wang J.B., Zhu L.P.
    • Journal Title

      Chemical Geology

      Volume: Vol.41 Pages: 398-403

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-21340162

  • [Journal Article] A smooth negative shift of organic carbon isotope ratios at an end-Permian mass extinction horizon in central pelagic Panthalassa. Paleogeography, Paleoclimatpology and Paleoecology2010
    • Author(s)
      Takahashi S, Kaiho K., Oba M., Kakegawa T.
    • Journal Title

      Paleogeography, Paleoclimatpology and Paleoecology

      Volume: Vol.292 Pages: 532-539

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-21244080

  • [Journal Article] d13C-dD distribution of lipid biomarkers in a bacterial mat from a hot spring in Miyagi Prefecture2010
    • Author(s)
      Naraoka H., Uehara T., Hanada S. T. Kakegawa
    • Journal Title

      NE Japan. Organic Geochemistry

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-22654063

  • [Journal Article] Last glacial-Holocine geochronology of sedimentcores from a high-altitude Tibetan lake based on AMC C-14 dating of plant fossils : Implications for paleoenvironmental reconstructions2010
    • Author(s)
      Watanabe T., Matsunaka T., Nakamura T., Nishimura M., IzuyaY., Minami M., Nara Watanabe F., Kakegawa T., Wang J.B., Zhu L.P.
    • Journal Title

      Chemical Geology

      Volume: Vol.277 Pages: 21-29

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-22654063

  • [Journal Article] A smooth negative shift of organic carbon isotope ratios at an end-Permian mass extinction horizon in central pelagic Panthalassa. Paleogeography, Paleoclimatpology and Paleoecology2010
    • Author(s)
      Takahashi S, Kaiho K., Oba M., Kakegawa T.
    • Journal Title

      Paleogeography, Paleoclimatpology and Paleoecology

      Volume: Vol.292 Pages: 532-539

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-21403009

  • [Journal Article] Last glacial-Holocine geochronology of sedimentcores from a high-altitude Tibetan lake based on AMC C-14 dating of plant fossils : Implications for paleoenvironmental reconstructions2010
    • Author(s)
      Watanabe T., Matsunaka T., Nakamura T., Nishimura M., Izuya Y., Minami M., Nara Watanabe F., Kakegawa T., Wang J.B., Zhu L.P.
    • Journal Title

      Chemical Geology

      Volume: Vol.277 Pages: 21-29

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-21244080

  • [Journal Article] 東北地方北部の金属鉱床に随伴する高インジウム鉱石の形成条件2010
    • Author(s)
      山田亮一、吉田武義、掛川武、奈良郁子、小川泰正
    • Journal Title

      資源地質

      Volume: Vol.60 Pages: 153-164

    • NAID

      10031141186

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-21403009

  • [Journal Article] A smooth negative shift of organic carbon isotope ratios at an end-Permian mass extinction horizon in central pelagic Panthalassa.Paleogeogaphy, Paleoclimatpology and Paleoecology2010
    • Author(s)
      Takahashi S, Kaiho K., Oba M., Kakegawa T.
    • Journal Title

      Paleogeography, Paleoclimatpology and Palececology

      Volume: Vol.292 Pages: 532-539

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-22654063

  • [Journal Article] d13C-dD distribution of lipid biomarkers in a bacterial mat from a hot spring in Miyagi Prefecture2010
    • Author(s)
      Naraoka H., Uehara T., Hanada S. and T. Kakegawa
    • Journal Title

      NE Japan

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-21403009

  • [Journal Article] Climate control of sulfate influx to Lake Hovsgol, northwest Mongolia, during the last glacial-postglacial transition : Constraints from sulfur geochemistry2010
    • Author(s)
      Nara F.W., Watanabe T., Kakegawa T., other 6
    • Journal Title

      Paleogeography, Paleoclimatpology and Paleoecology

      Volume: Vol.298 Pages: 278-285

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-21340162

  • [Journal Article] δ^<13>C-δ D distribution of lipid biomarkers in a bacterial mat from a hot spring in Miyagi Prefecture, NE Japan.2010
    • Author(s)
      Naraoka H., Uehara T., Hanada S., Kakegawa T.
    • Journal Title

      Organic Geochemistry

      Volume: Vol.41

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-21340162

  • [Journal Article] Biogeography and biodiversity in sulfide structures of active and inactive vents at deep-sea hydrothermal fields of the southern Mariana Trough2010
    • Author(s)
      Kato S., Takano Y., Kakegawa T., et al.
    • Journal Title

      Applied and environmental microbiology

      Volume: Vol.76 Pages: 2968-2979

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-21340162

  • [Journal Article] Biogeography and biodiversity in sulfide structures of active and inactive vents at deep-sea hydrothermal fields of the southern Mariana Trough2010
    • Author(s)
      Kato S., Takano Y., Kakegawa T., et al
    • Journal Title

      Applied and environmental microbiology

      Volume: Vol.76 Pages: 2968-2979

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-21244080

  • [Journal Article] Biogeography and biodiversity in sulfide structures of active and inactive vents at deep-sea hydrothermal fields of the southern Mariana Trough2010
    • Author(s)
      Kato S., Takano Y., Kakegawa T., et al
    • Journal Title

      Applied and environmental microbiology

      Volume: Vol.76 Pages: 2968-2979

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-21403009

  • [Journal Article] A smooth negative shift of organic carbon isotope ratios at an end-Permian mass extinction horizon in central pelagic Panthalassa. Paleogeography, Paleoclimatpology and Paleoecology2010
    • Author(s)
      Takahashi S, Kaiho K., Oba M., Kakegawa T.
    • Journal Title

      Paleogeography, Paleoclimatpology and Paleoecology

      Volume: Vol.292 Pages: 532-539

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-21340162

  • [Journal Article] Microbial communities in iron-silica rich microbial mats at deep-sea hydrothermal fields of the Southern Mariana Trough2009
    • Author(s)
      Kato S., Kobayashi C., Kakegawa T., Yamagishi A.
    • Journal Title

      Environmental Microbiology, on line DOI : 10.1111/J.1462-2920

      Pages: 1-14

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-18204049

  • [Journal Article] Spatial distribution, diversity and composition of bacterial communities in sub-seafloor fluids at a deep-sea hydrothermal field of the Suiyo Seamount2009
    • Author(s)
      Kato S., Hara K., Kasai H., Teramura T., Sunamura M., Ishibashi J-I., Kakegawa T., Yamanaka T., Kimura H., Marumo K., Urabe T., Yamagishi A.
    • Journal Title

      Deep Sea Research Part 1 Vol.56

      Pages: 1844-1855

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-21403009

  • [Journal Article] Stable isotope characterization of fluids from the Lake Chany complex, western Siberia, Russian Federation2009
    • Author(s)
      Mizota, C., Doi, H., Kikuchi E., Shikano S., Kakegawa T. Yurlova N. and Yurlov A.K.
    • Journal Title

      Applied Geochemistry Vol.24

      Pages: 319-327

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-18204049

  • [Journal Article] Microbial communities in iron-silica rich microbial mats at deep-sea hydrothermal fields of the Southern Mariana Trough2009
    • Author(s)
      Kato S., Kobayashi C., Kakegawa T., Yamagishi A
    • Journal Title

      Environmental Microbiology

      Volume: vol.11 Pages: 2094-2111

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-21244080

  • [Journal Article] Stable isotope characterization of fluids from the Lake Chany complex, western Siberia, Russian Federation2009
    • Author(s)
      Mizota, C., Doi, H., Kikuchi E., Shikano S., Kakegawa T., Yurlova N. and Yurlov A. K.
    • Journal Title

      Applied Geochemistry 24

      Pages: 319-327

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-18204049

  • [Journal Article] 最初の地球の海に降り注ぎ込まれた鉄が生命を生んだ2009
    • Author(s)
      掛川武
    • Journal Title

      岩波「科学」 10月号

      Pages: 56-60

    • Data Source
      KAKENHI-PROJECT-21244080

  • [Journal Article] Spatial distribution, diversity and composition of bacterial communities in sub-seafloor fluids at a deep-sea hydrothermal field of the Suiyo Seamount2009
    • Author(s)
      Kato S., Hara K., Kasai H., Teramura T. Sunamura M., Ishibashi J-I., Kakegawa T., Yamanaka T., Kimura H., Marumo K., Urabe T., Yamagishi A
    • Journal Title

      Deep Sea Research Part 1

      Volume: vol.56 Pages: 1844-1855

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-21403009

  • [Journal Article] A new age model for the sediment cores from Academician ridge(Lake Baikal)based on high-time-ressolution AMS 14C data sets over the last 30 kyr : Paleoclimatic and environmental implications2009
    • Author(s)
      Watanabe T., Nakamura T., Watanabe Nara F., Kakegawa T., Nishimura M., Shimokawara M., Matsunaka T., Senda R., Kawai T.
    • Journal Title

      Earth Planetary Science Letter Vol.286

      Pages: 347-354

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-21244080

  • [Journal Article] 生命の起源:地球惑星科学の新しい問題2009
    • Author(s)
      掛川武
    • Journal Title

      日本地球惑星科学連合ニュースレター

      Volume: vol.5. 5月号 Pages: 3-6

    • Data Source
      KAKENHI-PROJECT-21244080

  • [Journal Article] Biomolecule formation by oceanic impacts on early Earth2009
    • Author(s)
      Furukawa Y., Sekine T., Oba M., Kakegawa T. and Nakazawa H.
    • Journal Title

      Nature geoscience 2

      Pages: 62-66

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-18204049

  • [Journal Article] 最初の地球の海に降り注ぎ込まれた鉄が生命を生んだ2009
    • Author(s)
      掛川武
    • Journal Title

      科学 5

      Pages: 6-9

    • Data Source
      KAKENHI-PROJECT-21340162

  • [Journal Article] Biomolecule formation by oceanic impacts on early Earth2009
    • Author(s)
      Furukawa Y., Sekine T., Oba M., Kakegawa T. and Nakazawa H.
    • Journal Title

      Nature geoscience

      Volume: vol.2 Pages: 62-66

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-21403009

  • [Journal Article] Abundance of zetaproteobacteria within crustal fluids in backarc hydrothermal fields of the Southern Mariana Trough2009
    • Author(s)
      Kato S., Yanagawa K., Sunamura M., Takano Y., Ishibashi J., Kakegawa T., et al
    • Journal Title

      Environmental Microbiology Vol.11

      Pages: 3210-3222

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-21403009

  • [Journal Article] A new age model for the sediment cores from Academician ridge(Lake Baikal)based on high-time-ressolution AMS 14C data sets over the last 30kyr : Paleoclimatic and environmental implications2009
    • Author(s)
      Watanabe T., Nakamura T., Watanabe Nara F., Kakegawa T., Nishimura M., Shimokawara M., Matsunaka T., Senda R., Kawai T.
    • Journal Title

      Earth Planetary Science Letter Vol.286

      Pages: 347-354

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-21403009

  • [Journal Article] 生命の起源:地球惑星科学の新しい問題2009
    • Author(s)
      掛川武
    • Journal Title

      日本地球惑星科学連合ニュースレター Vol.5

      Pages: 6-9

    • Data Source
      KAKENHI-PROJECT-21244080

  • [Journal Article] Microbial communities in iron-silica rich microbial mats at deep-sea hydrothermal fields of the Southern Mariana Trough2009
    • Author(s)
      Kato S., Kobayashi C., Kakegawa T., Yamagishi A
    • Journal Title

      Environmental Microbiology

      Volume: vol.10 vol.11 Pages: 2094-2111

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-21403009

  • [Journal Article] 生命の起源:地球惑星科学の新しい問題2009
    • Author(s)
      掛川武
    • Journal Title

      日本地球惑星科学連合ニュースレター Vol.5

      Pages: 6-9

    • Data Source
      KAKENHI-PROJECT-21403009

  • [Journal Article] 最初の地球の海に降り注ぎ込まれた鉄が生命を生んだ2009
    • Author(s)
      掛川武
    • Journal Title

      岩波「科学」10月号

      Pages: 54-58

    • Data Source
      KAKENHI-PROJECT-21403009

  • [Journal Article] Microbial communities in iron-silica rich microbial mats at deep-sea hydrothermal fields of the Southern Mariana Trough2009
    • Author(s)
      Kato S., Kobayashi C., Kakegawa T., Yamagishi A.
    • Journal Title

      Environmental Microbiology Vol.11

      Pages: 2094-2111

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-21403009

  • [Journal Article] 隕石の海洋衝突による初期地球の有機物生成2009
    • Author(s)
      古川義博、関根利守、大庭雅寛、掛川武、中沢弘基
    • Journal Title

      日本惑星科学会誌 Vol.18

      Pages: 229-237

    • NAID

      110007505278

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-21403009

  • [Journal Article] Abundance of zetaproteobacteria within crustal fluids in backarc hydrothermal fields of the Southern Mariana Trough2009
    • Author(s)
      Kato S., Yanagawa K., Sunamura M., Takano Y., Ishibashi J., Kakegawa T., et al
    • Journal Title

      Environmental Microbiology Vol.11

      Pages: 3210-3222

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-21244080

  • [Journal Article] 最初の地球の海に降り注ぎ込まれた鉄が生命を生んだ2009
    • Author(s)
      掛川武
    • Journal Title

      岩波「科学」 10月号

      Pages: 56-60

    • Data Source
      KAKENHI-PROJECT-21403009

  • [Journal Article] 隕石の海洋衝突による初期地球の有機物生成2009
    • Author(s)
      古川義博、関根利守、大庭雅寛、掛川武、中沢弘基
    • Journal Title

      日本惑星科学会誌 Vol.18

      Pages: 229-237

    • NAID

      110007505278

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-21244080

  • [Journal Article] Abundance of zetaproteobacteria within crustal fluids in back-arc hydrothermal fields of the Southern Mariana Trough2009
    • Author(s)
      Kato S., Yanagawa K., Sunamura M., Takano Y., Ishibashi J., Kakegawa T. etal
    • Journal Title

      Environmental Microbiology

      Volume: Vol.11 Pages: 3210-3222

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-21403009

  • [Journal Article] High-time resolution AMS 14C data sets for lake Baikal and Lake Hovsgol sediment cores : Changes in radiocarbon age and sedimentation rates during the transition from the last glacial to the Holocene2009
    • Author(s)
      Watanabe T., Nakamura T., Nara F., Kakegawa T., other 6
    • Journal Title

      Quaternary International Vol.205

      Pages: 12-20

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-21244080

  • [Journal Article] Spatial distribution, diversity and composition of bacterial communities in sub-seafloor fluids at a deep-sea hydrothermal field of the Suiyo Seamount2009
    • Author(s)
      Kato S., Hara K., Kasai H., Teramura T. Sunamura M., Ishibashi J-I., Kakegawa T., Yamanaka T., Kimura H., Marumo K., Urabe T., Yamagishi A.
    • Journal Title

      Deep Sea Research Part 1

      Volume: vol.56 Pages: 1844-1855

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-21244080

  • [Journal Article] Biomolecule formation by oceanic impacts on early Earth2009
    • Author(s)
      Furukawa Y., Sekine T., Oba M., Kakegawa T. and Nakazawa H.
    • Journal Title

      Nature geoscience vol.2

      Pages: 62-66

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-18204049

  • [Journal Article] 最初の地球の海に降り注ぎ込まれた鉄が生命を生んだ2009
    • Author(s)
      掛川武
    • Journal Title

      岩波「科学」

      Volume: 10月号 Pages: 54-58

    • Data Source
      KAKENHI-PROJECT-21244080

  • [Journal Article] Microbial communities in iron-silica rich microbial mats at deep-sea hydrothermal fields of the Southern Mariana Trough2009
    • Author(s)
      Kato S., Kobayashi C., Kakegawa T., Yamagishi A.
    • Journal Title

      Environmental Microbiology Vol.11

      Pages: 2094-2111

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-21244080

  • [Journal Article] Biomolecule formation by oceanic impacts on early Earth2009
    • Author(s)
      Furukawa Y., Sekine T., Oba M., Kakegawa T., Nakazawa H.
    • Journal Title

      Nature geoscience Vol.2

      Pages: 62-66

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-21244080

  • [Journal Article] Biomolecule formation by oceanic impacts on early Earth2009
    • Author(s)
      Furukawa Y., Sekine T., Oba M., Kakegawa T., Nakazawa H.
    • Journal Title

      Nature geoscience Vol.2

      Pages: 62-66

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-21403009

  • [Journal Article] Biomolecule formation by oceanic impacts on early Earth2009
    • Author(s)
      Furukawa, Y., Sekine, T., Oba, M., Kakegawa, T., Nakazawa, H.
    • Journal Title

      Nature Geoscience 2

      Pages: 62-66

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-21340162

  • [Journal Article] 隕石の海洋衝突による初期地球の有機物生成2009
    • Author(s)
      古川善博、関根利守、大庭雅寛、掛川武、中沢弘基
    • Journal Title

      遊星人 18

      Pages: 226-237

    • NAID

      110007505278

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-21340162

  • [Journal Article] Abundance of zetaproteobacteria within crustal fluids in back-arc hydrothermal fields of the Southern Mariana Trough2009
    • Author(s)
      Kato S., Yanagawa K., Sunamura M., Takano Y., Ishibashi J., Kakegawa T., et al
    • Journal Title

      Environmental Microbiology

      Volume: Vol.11 Pages: 3210-3222

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-21244080

  • [Journal Article] High-time resolution AMS 14C data sets for lake Baikal and Lake Hovsgol sediment cores : Changes in radiocarbon age and sedimentation rates during the transition from the last glacial to the Holocene2009
    • Author(s)
      Watanabe T., Nakamura T., Nara F., Kakegawa T., other 6
    • Journal Title

      Quaternary International Vol.205

      Pages: 12-20

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-21403009

  • [Journal Article] Biomolecule formation by oceanic impacts on early Earth2009
    • Author(s)
      Furukawa Y., Sekine T., Oba M., Kakegawa T. and Nakazawa H.
    • Journal Title

      Nature geoscience

      Volume: vol.2 Pages: 62-66

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-21244080

  • [Journal Article] Spatial distribution, diversity and composition of bacterial communities in sub-seafloor fluids at a deep-sea hydrothermal field of the Suiyo Seamount2009
    • Author(s)
      Kato S., Hara K., Kasai H., Teramura T. Sunamura M., Ishibashi J-I., Kakegawa T., Yamanaka T., Kimura H., Marumo K., Urabe T., Yamagishi A.
    • Journal Title

      Deep Sea Research Part 1 Vol.56

      Pages: 1844-1855

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-21244080

  • [Journal Article] Biomolecule formation by oceanic impacts on early Earth2009
    • Author(s)
      Furukawa, Y., Sekine, T., Oba, M., Kakegawa, T., H. Nakazawa
    • Journal Title

      Nature Geoscience 2

      Pages: 62-69

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-19654083

  • [Journal Article] High-time resolution AMS 14C data sets for lake Baikal and Lake Hovsgol sediment cores : Changes in radiocarbon age and sedimentation rates during the transition from the last glacial to the Holocene2009
    • Author(s)
      Watanabe T., Nakamura T., Nara F., Kakegawa T., Horiuchi K., Senda R., Oda T., Nishimura M., Matsumoto G.I. and Kawai T.
    • Journal Title

      Quaternary International. On line. DOI : 10.1016

      Pages: 1-9

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-18204049

  • [Journal Article] 生命の起源:地球惑星科学の新しい問題2009
    • Author(s)
      掛川武
    • Journal Title

      日本地球惑星科学連合ニュースレター

      Volume: vol.5 Pages: 3-6

    • Data Source
      KAKENHI-PROJECT-21403009

  • [Journal Article] 隕石の海洋衝突による初期地球の有機物生成2009
    • Author(s)
      古川善博、関根利守、大庭雅寛、掛川武、中沢弘基
    • Journal Title

      日本惑星科学会誌

      Volume: vol.18, No.4 Pages: 229-237

    • NAID

      110007505278

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-21244080

  • [Journal Article] Geochemistry of Sulfide Chimneys and Basement Pillow Lavas at the Southern Mariana Trough (12.55^0N-12.58^0N)2008
    • Author(s)
      Kakegawa T., Utsumi M, . Marumo K.
    • Journal Title

      Resource Geology vol.58

      Pages: 249-266

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-18204049

  • [Journal Article] Geochemistry of Sulfide Chimneys and Basement Pillow Lavas at the Southern Mariana Trough (12.55^0N-12.58^0N)2008
    • Author(s)
      Kakegawa T., Utsumi M,. Marumo K.
    • Journal Title

      Resource Geology 58

      Pages: 249-266

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-18204049

  • [Journal Article] Stable isotopic characterization of carbon, nitrogen and sulfur uptake of Acharax japonica from central Japan2008
    • Author(s)
      Yamanaka T., Mizota C. Matsuyama-Serisawa K., Kakegawa T., Miyazaki J.I., Manpuku M., Tsutsumi H., Fujiwara Y.
    • Journal Title

      Plankton Benthos Res. vol.3

      Pages: 36-41

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-18204049

  • [Journal Article] Timing and magnitude of early Aptian extreme warming : Unraveling primary d18O variation in indurated pelagic carbonates at Deep Sea Drilling Project Site 4632008
    • Author(s)
      Ando A., Kaiho K., Kawahata H., Kakegawa T.
    • Journal Title

      Central Pacific Ocean.Paleogeo..Paleoclim.Paleoecol. vol.260

      Pages: 463-476

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-18204049

  • [Journal Article] Stable isotopic chracterization of carbon, nitrogen and sulfur uptake of Acharax japanica from central Japan2008
    • Author(s)
      Yamanaka T., Mizota C., Matsuyama-Serisawa K., Kakegawa T., Miyazaki J-I., Mampuku M., Tsutsumi H. and Fujiwara Y
    • Journal Title

      Plankton Benthos Res. 3

      Pages: 36-41

    • Description
      「研究成果報告書概要(欧文)」より
    • Data Source
      KAKENHI-PROJECT-17403011

  • [Journal Article] Carbon isotope records of terrestrial organic matter and occurrence of plantonic foraminifera from the Albian stage of Hokkaido2008
    • Author(s)
      Ando A. and Kakegawa T.
    • Journal Title

      Japan : Ocean-atmosphere d13C trends and chronostratigraphic implications.Palaios vol.22

      Pages: 417-432

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-18204049

  • [Journal Article] Stable isotopic characterization of carbon, nitrogen and sulfur uptake of Acharax japonica from central Japan2008
    • Author(s)
      Yamanaka T., Mizota C., Serisawa K., Kakegawa T.
    • Journal Title

      Plankton Benthos Research 3

      Pages: 36-41

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-18204049

  • [Journal Article] Timing and magnitude of early Aptian extreme warming : Unraveling primary d^<18>O variation in indurated pelagic carbonates at Deep Sea Drilling Project Site 463, Central Pacific Ocean2008
    • Author(s)
      Ando A., Kaiho K., Kawahata H., Kakegawa T.
    • Journal Title

      Paleogeo. Paleoclimate and Paleoecology 260

      Pages: 463-476

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-18204049

  • [Journal Article] Geochemistry of sulfide chimneys and basement pillow lavas at the Southern Mariana Trough (12.55°N to 12.58°N)2008
    • Author(s)
      Kakegawa T.
    • Journal Title

      Resource Geology 58(In press)

    • Description
      「研究成果報告書概要(和文)」より
    • Data Source
      KAKENHI-PROJECT-17403011

  • [Journal Article] Paleoredox, biotic and sulfur-isotopic chages associated with the end-Permian mass extinction in the western Tethys2007
    • Author(s)
      Goijan P., Kaiho K., Kakegawa T., Niitsuma S., Chen Z.Q., Kajiwara Y. and Nicora A
    • Journal Title

      Chemical Geology 244

      Pages: 483-492

    • Description
      「研究成果報告書概要(欧文)」より
    • Data Source
      KAKENHI-PROJECT-17403011

  • [Journal Article] Formation of ultrafine particles from impact-generated supercritical water2007
    • Author(s)
      Furukawa Y., Nakazawa H., Sekine T. and Kakegawa T.
    • Journal Title

      Earth Planetary Science Letter 258

      Pages: 543-549

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-17403011

  • [Journal Article] Pressure effects on the abiotic polymerization of glycine2007
    • Author(s)
      Ohara S., Kakegawa T. and Nakazawa H.
    • Journal Title

      Origin of Life and Evolution of Biosphere 37

      Pages: 215-223

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-17403011

  • [Journal Article] Pressure effects on the abiotic polymerization of glycine2007
    • Author(s)
      Ohara S., Kakegawa T. and Nakazawa H.
    • Journal Title

      Origin of Life and Evolution of Biosphere 37

      Pages: 215-223

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-18204049

  • [Journal Article] Carbon isotope records of terrestrial organic matter and occurrence of plantonic foraminifera from the Albian stage of Hokkaido, Japan: Ocean - atmosphere delta C-13 trends and chronostratigraphic implications2007
    • Author(s)
      Ando A. and Kakegawa T
    • Journal Title

      Paleos 22

      Pages: 417-432

    • Description
      「研究成果報告書概要(欧文)」より
    • Data Source
      KAKENHI-PROJECT-17403011

  • [Journal Article] Pressure effects on the polymerization of glycine2007
    • Author(s)
      Ohara S., Kakegawa T. and Nakazawa H.
    • Journal Title

      Origin of Life and Evolution of abiotic Biosphere 37

      Pages: 215-223

    • Description
      「研究成果報告書概要(欧文)」より
    • Data Source
      KAKENHI-PROJECT-17403011

  • [Journal Article] Pressure effects on the abiotic polymerization of glycine2007
    • Author(s)
      Ohara S., Kakegawa T. and Nakazawa H.
    • Journal Title

      Origin of Life and Evolution of Biosphere vol.37

      Pages: 215-223

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-18204049

  • [Journal Article] Formation of ultrafine particles from impact-generated supercritical water2007
    • Author(s)
      Yoshihiro Furukawa, Hiromoto Nakazawa, Toshimori Sekine, Takeshi Kakegawa
    • Journal Title

      Earth Planet.Sci.Lett. 258

      Pages: 543-549

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-19654083

  • [Journal Article] Paleoredox, biotic and sulfur-isotopic chages associated with the end-Permian mass extinction in the western Tethys2007
    • Author(s)
      Gorjan P., Kaiho K., Kakegawa T., Niitsuma S., chen Z.Q., Kajiwara Y. and Nicora A.
    • Journal Title

      Chemical Geology 244

      Pages: 483-492

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-17403011

  • [Journal Article] Paleoredox, biotic and sulfur-isotopic chages associated with the end-Permian mass extinction in the western Tethys2007
    • Author(s)
      Gorjan P., Kaiho K., Kakegawa T., Niitsuma S., Chen Z.Q., Kajiwara Y. and Nicora A.
    • Journal Title

      Chemical Geology vol.244

      Pages: 483-492

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-18204049

  • [Journal Article] Carbon isotope records of terrestrial organic matter and occurrence of plantonic foraminifera from the Albian stage of Hokkaiido, Japan: Ocean-atmosphere delta C-13 trends and chronostratigraphic implications2007
    • Author(s)
      Ando A. and Kakegawa T.
    • Journal Title

      Palaios 22

      Pages: 417-432

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-18204049

  • [Journal Article] Formation of ultrafine particles from impact-generated supercritical water2007
    • Author(s)
      Furukawa Y., Nakazawa H., Sekine T. and Kakegawa T
    • Journal Title

      Earth Planetary Science Letter 258

      Pages: 543-549

    • Description
      「研究成果報告書概要(欧文)」より
    • Data Source
      KAKENHI-PROJECT-17403011

  • [Journal Article] Formation of ultrafine particles from impact-generated supercritical water2007
    • Author(s)
      Furukawa Y., Nakazawa H., Seine T. and Kakegawa T.
    • Journal Title

      Earth Planetary Science Letter 258

      Pages: 543-549

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-18204049

  • [Journal Article] Paleoredox, biotic and sulfur-isotopic chages associated with the end-Permian mass extinction in the western Tethys2007
    • Author(s)
      Gorjan P., Kaiho K., Kakegawa T., Niitsuma S., Chen Z. Q., Kajiwara Y. and Nicora A.
    • Journal Title

      Chemical Geology 244

      Pages: 483-492

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-18204049

  • [Journal Article] Links of organic carbon cycling and burial to depositional depth gradients and establishment of a snowball Earth at 2.3 Ga. Evidence from the Timeball Hill Formation, Transvaal Supergroup, South Africa.2006
    • Author(s)
      Coetzee L.L., Beukes N.J., Gutzmer J., Kakegawa T.
    • Journal Title

      South African J. of Geology 109

      Pages: 109-122

    • Data Source
      KAKENHI-PROJECT-17654101

  • [Journal Article] Links of organic carbon cycling and burial to depositional depth gradients and establishment of a snowball Earth at 2.3 Ga. Evidence from the Timeball Hill Formation, Transvaal Supergroup, South Africa2006
    • Author(s)
      Coetzee L.L., Beukes N.J., Gutzmer J. and Kakegawa T
    • Journal Title

      South African J. of Geology 109

      Pages: 109-122

    • Description
      「研究成果報告書概要(欧文)」より
    • Data Source
      KAKENHI-PROJECT-17403011

  • [Journal Article] 初期地球環境と微生物活動の痕跡2006
    • Author(s)
      掛川武
    • Journal Title

      遺伝 vol.20

      Pages: 180-183

    • Data Source
      KAKENHI-PROJECT-18204049

  • [Journal Article] Sulfur and carbon isotope analyses of 2.7 Ga stromatolites, cherts and sandstones in the Jeerinah Formation, Western Australia2006
    • Author(s)
      Kakegawa T. and Nanri H
    • Journal Title

      Precam. Research 148

      Pages: 115-124

    • Description
      「研究成果報告書概要(欧文)」より
    • Data Source
      KAKENHI-PROJECT-17403011

  • [Journal Article] Pressure effects on the abiotic polymerization of glycine2006
    • Author(s)
      Ohara S., Kakegawa T., Nakazawa H.
    • Journal Title

      Origin of Life and Evolution of Biosphere DO.10.1007/s

    • Data Source
      KAKENHI-PROJECT-17654101

  • [Journal Article] Chemical and biological evolution of early Earth : Constraints from banded iron formations2006
    • Author(s)
      Ohmoto H., Watanabe Y., Yamaguchi K.E., Naraoka H., Haruna M., Kakegawa T., Hayashi K., Kato Y.
    • Journal Title

      The Geological Society of America Memoir 198

      Pages: 291-331

    • Data Source
      KAKENHI-PROJECT-17654101

  • [Journal Article] Pressure effects on the abiotic polymerization of glycine2006
    • Author(s)
      Ohara S., Kakegawa T., Nakazawa H.
    • Journal Title

      Origin of Life and Evolution of Biosphere DO.10.1007/s

    • Data Source
      KAKENHI-PROJECT-17403011

  • [Journal Article] Links of organic carbon cycling and burial to depositional depth gradients and establishment of a snowball Earth at 2.3 Ga. Evidence from the Timeball Hill Formation, Transvaal Supergroup, S. Africa.2006
    • Author(s)
      Coetzee L.L., Beukes N.J., Gutzmer J. Kakegawa T.
    • Journal Title

      South Africa J. of Geology vol.109

      Pages: 109-122

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-18204049

  • [Journal Article] Sulfur and carbon isotope analyses of 2.7 Ga stromatolites, cherts and sandstones in the Jeerinah Formation, Western Australia2006
    • Author(s)
      Kakegawa T., Nanri H.
    • Journal Title

      Precambrian Research 148

      Pages: 115-124

    • Data Source
      KAKENHI-PROJECT-18204049

  • [Journal Article] 初期地球環境と微生物活動の痕跡2006
    • Author(s)
      掛川 武
    • Journal Title

      遺 伝 20

      Pages: 180-183

    • Data Source
      KAKENHI-PROJECT-18204049

  • [Journal Article] Chemical and biological evolution of early Earth : Constraints from banded iron formations2006
    • Author(s)
      Ohmoto H., Watanabe Y., Yamaguchi K.E., Naraoka H., Haruna M., Kakegawa T., Hayashi K., Kato Y.
    • Journal Title

      The Geological Society of America Memoir 198

      Pages: 291-331

    • Data Source
      KAKENHI-PROJECT-17403011

  • [Journal Article] Sr/Ca ratios as indicators of varying modes of pelagic carbonate diagenesis in the ooze, chalk and limestone realms2006
    • Author(s)
      Ando A., Kawahata H., Kakegawa T.
    • Journal Title

      Sedimentary Geology 191

      Pages: 37-53

    • Data Source
      KAKENHI-PROJECT-18204049

  • [Journal Article] Sulfur and carbon isotope analyses of 2.7 Ga stromatolites, cherts and sandstones in the Jeerinah Formation, Western Australia2006
    • Author(s)
      Kakegawa T., Nanri H.
    • Journal Title

      Precambrian Research 148

      Pages: 115-124

    • Data Source
      KAKENHI-PROJECT-17403011

  • [Journal Article] Links of organic carbon cycling and burial to depositional depth gradients and establishment of a snowball Earth at 2.3 Ga. Evidence from the Timeball Hill Formation, Transvaal Supergroup, South Africa.2006
    • Author(s)
      Coetzee L.L., Beukes N.J., Gutzmer J., Kakegawa T.
    • Journal Title

      South African J. of Geology 109

      Pages: 109-122

    • Data Source
      KAKENHI-PROJECT-17403011

  • [Journal Article] Sr/Ca ratios as indicators of varying modes of pelagic carbonate diagenesis in the ooze, chalk and limestone realms2006
    • Author(s)
      Ando A., Kawahata H., Kakegawa T.
    • Journal Title

      Sedimentary Geology 191

      Pages: 37-53

    • Data Source
      KAKENHI-PROJECT-17403011

  • [Journal Article] Chemical and biological evolution of early Earth : Constraints from banded iron-formations2006
    • Author(s)
      Ohmoto H., Watanabe Y., Yamaguchi K., Naraoka, H., Haruna M., Kakegawa T., Hayshi K. and Kato Y.
    • Journal Title

      Geological Soc. of America Special Paper vol.198

      Pages: 291-331

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-18204049

  • [Journal Article] Pressure effects on the abiotic polymerization of glycine2006
    • Author(s)
      Ohara S., Kakegawa T., Nakazawa H.
    • Journal Title

      Origin of Life and Evolution of Biosphere DO.10.1007/s

    • Data Source
      KAKENHI-PROJECT-18204049

  • [Journal Article] Sulfur and carbon isotope analyses of 2.7 Ga stromatolites, cherts and sandstones in the Jeerinah Formation, Western Australia2006
    • Author(s)
      Kakegawa T.
    • Journal Title

      Precam. Research 148

      Pages: 115-124

    • Description
      「研究成果報告書概要(和文)」より
    • Data Source
      KAKENHI-PROJECT-17403011

  • [Journal Article] Traces of early life and their living environments (Japanese)2006
    • Author(s)
      Kakegawa T.
    • Journal Title

      Genetics 20

      Pages: 180-183

    • Description
      「研究成果報告書概要(欧文)」より
    • Data Source
      KAKENHI-PROJECT-17403011

  • [Journal Article] Sulfur and carbon isotope analyses of 2.7 Ga stromatolites, cherts and sandstones in the Jeerinah Formation, Western Australia2006
    • Author(s)
      Kakegawa T. and Nanri H.
    • Journal Title

      Precambrian Research Vol.148

      Pages: 115-124

    • Data Source
      KAKENHI-PROJECT-18204049

  • [Journal Article] Sr/Ca ratios as indicators of varying modes of pelagic carbonate diagenesis in the ooze, chalk and limestone realms2006
    • Author(s)
      Ando A., Kawahata H. and Kakegawa T.
    • Journal Title

      Sedimentary Geology vol.191

      Pages: 37-53

    • Data Source
      KAKENHI-PROJECT-18204049

  • [Journal Article] 初期地球環境と微生物活動の痕跡2006
    • Author(s)
      掛川 武
    • Journal Title

      遺伝 20

      Pages: 180-183

    • Description
      「研究成果報告書概要(和文)」より
    • Data Source
      KAKENHI-PROJECT-17403011

  • [Journal Article] Links of organic carbon cycling and burial to depositional depth gradients and establishment of a snowball Earth at 2.3 Ga. Evidence from the Timeball Hill Formation, Transvaal Supergroup, South Africa.2006
    • Author(s)
      Coetzee L.L., Beukes N.J., Gutzmer J., Kakegawa T.
    • Journal Title

      South African J. of Geology 109

      Pages: 109-122

    • Data Source
      KAKENHI-PROJECT-18204049

  • [Journal Article] 初期地球環境と微生物活動の痕跡2006
    • Author(s)
      掛川 武
    • Journal Title

      遺伝 20

      Pages: 180-183

    • Data Source
      KAKENHI-PROJECT-17654101

  • [Journal Article] Sulfur and carbon isotope analyses of 2.7 Ga stromatolites, cherts and sandstones in the Jeerinah Formation, Western Australia2006
    • Author(s)
      Kakegawa T., Nanri H.
    • Journal Title

      Precambrian Research 148

      Pages: 115-124

    • Data Source
      KAKENHI-PROJECT-17654101

  • [Journal Article] Sulfur and carbon isotope analyses of 2.7 Ga stromatolitic sandstones in the Tumbiana Formation, Fortescue Group, Western Australia.2006
    • Author(s)
      Kakegawa T.
    • Journal Title

      Precambrian Research (in press)

    • Description
      「研究成果報告書概要(和文)」より
    • Data Source
      KAKENHI-PROJECT-15204047

  • [Journal Article] Sr/Ca ratios as indicators of varying modes of pelagic carbonate diagenesis in the ooze, chalk and limestone realms2006
    • Author(s)
      Ando A., Kawahata H., Kakegawa T.
    • Journal Title

      Sedimentary Geology 191

      Pages: 37-53

    • Data Source
      KAKENHI-PROJECT-17654101

  • [Journal Article] 初期地球環境と微生物活動の痕跡2006
    • Author(s)
      掛川 武
    • Journal Title

      遺 伝 20

      Pages: 180-183

    • Data Source
      KAKENHI-PROJECT-17403011

  • [Journal Article] Sr/Ca ratios as indicators of varying modes of pelagic carbonate diagenesis in the ooze, chalk and limestone realms2006
    • Author(s)
      Ando A., Kawahata H. and Kakegawa T
    • Journal Title

      Sedimentary Geology 191

      Pages: 37-53

    • Description
      「研究成果報告書概要(欧文)」より
    • Data Source
      KAKENHI-PROJECT-17403011

  • [Journal Article] Chemical and biological evolution of early Earth: Constraints from banded iron-formations2006
    • Author(s)
      Ohmoto H., Watanabe Y., Yamaguchi K., Naraoka, H., Haruna M., Kakegawa T., Hayshi K., and Kato Y.
    • Journal Title

      Geological Society of America Special Paper 198

      Pages: 291-331

    • Description
      「研究成果報告書概要(欧文)」より
    • Data Source
      KAKENHI-PROJECT-17403011

  • [Journal Article] Chemical and biological evolution of early Earth : Constraints from banded iron formations2006
    • Author(s)
      Ohmoto H., Watanabe Y., Yamaguchi K.E., Naraoka H., Haruna M., Kakegawa T., Hayashi K., Kato Y.
    • Journal Title

      The Geological Society of America Memoir 198

      Pages: 291-331

    • Data Source
      KAKENHI-PROJECT-18204049

  • [Journal Article] Photosynthetic microbial mats in the 3416-Myr-old ocean.2005
    • Author(s)
      Kakegawa, T.
    • Journal Title

      Protein, Nucleic acid and Enzyme 50

      Pages: 64-65

    • Description
      「研究成果報告書概要(欧文)」より
    • Data Source
      KAKENHI-PROJECT-14403012

  • [Journal Article] Analysis of the archaeal sub-seafloor community at Suiyo Seamount on the Izu-Bonin Arc2005
    • Author(s)
      Hara K., Kakegawa T., Yamashiro K., Maruyama A., Ishibashi J., Marumo K., Urabe T., Yamagishi A
    • Journal Title

      Advances in Space Research 35

      Pages: 1634-1642

    • Description
      「研究成果報告書概要(欧文)」より
    • Data Source
      KAKENHI-PROJECT-17403011

  • [Journal Article] Photosynthetic microbial mats in the 3416-Myr-old ocean.2005
    • Author(s)
      Kakegawa, T.
    • Journal Title

      Protein, Nucleic acid and Enzyme 50-1

      Pages: 64-65

    • Description
      「研究成果報告書概要(欧文)」より
    • Data Source
      KAKENHI-PROJECT-15204047

  • [Journal Article] 34億年前の海洋環境で活動した光合成細菌の痕跡・酸素発生型か非酸素発生型か?2005
    • Author(s)
      掛川武
    • Journal Title

      蛋白質 核酸 酵素 50・1

      Pages: 64-65

    • Description
      「研究成果報告書概要(和文)」より
    • Data Source
      KAKENHI-PROJECT-17403011

  • [Journal Article] 水曜海山海底熱水活動域の地下地質構造と硫化物硫黄同位体組成との関係2005
    • Author(s)
      掛川 武
    • Journal Title

      海の研究 14

      Pages: 221-235

    • NAID

      130004387692

    • Description
      「研究成果報告書概要(和文)」より
    • Data Source
      KAKENHI-PROJECT-14403012

  • [Journal Article] 水曜海山海底熱水活動域の地下地質構造と硫化物硫黄同位体組成との関係2005
    • Author(s)
      掛川 武
    • Journal Title

      海の研究 14・2

      Pages: 221-235

    • NAID

      130004387692

    • Description
      「研究成果報告書概要(和文)」より
    • Data Source
      KAKENHI-PROJECT-17403011

  • [Journal Article] Oxygenic or anaerobic photosynthesis at 3.4 Ga oceans2005
    • Author(s)
      Kakegawa T.
    • Journal Title

      PNE 50

      Pages: 64-65

    • Description
      「研究成果報告書概要(欧文)」より
    • Data Source
      KAKENHI-PROJECT-17403011

  • [Journal Article] Geological structure of the subsurface region at the Suiyo Seamount and its relationship to sulfur isotope compositions of sulfides.2005
    • Author(s)
      Kakegawa, T.
    • Journal Title

      Oceanography in Japan 14

      Pages: 221-235

    • NAID

      130004387692

    • Description
      「研究成果報告書概要(欧文)」より
    • Data Source
      KAKENHI-PROJECT-14403012

  • [Journal Article] High yield shock synthesis of ammonia from iron, water and nitrogen available on the early Earth2005
    • Author(s)
      Nakazawa M., Sekine T., Kakegawa T.
    • Journal Title

      Earth Planetary Science Letters 238(印刷中)

    • Data Source
      KAKENHI-PROJECT-14253007

  • [Journal Article] 水曜海山海底熱水活動域の地下地質構造と硫化物硫黄同位体組成との関係2005
    • Author(s)
      掛川 武
    • Journal Title

      海の研究 14

      Pages: 221-235

    • NAID

      130004387692

    • Data Source
      KAKENHI-PROJECT-15204047

  • [Journal Article] 水曜海山海底熱水活動域の地下地質構造と硫化物硫黄同位体組成との関係2005
    • Author(s)
      掛川 武
    • Journal Title

      海の研究 14

      Pages: 221-235

    • NAID

      130004387692

    • Data Source
      KAKENHI-PROJECT-14253007

  • [Journal Article] Geological structure of the subsurface region at the Suiyo Seamount and its relationship to sulfur isotope compositions of sulfides.2005
    • Author(s)
      Kakegawa, T.
    • Journal Title

      Oceanographyaphy in Japan 14-2

      Pages: 221-235

    • NAID

      130004387692

    • Description
      「研究成果報告書概要(欧文)」より
    • Data Source
      KAKENHI-PROJECT-15204047

  • [Journal Article] 34億年前の海洋環境で活動した光合成細菌の痕跡・酸素発生型か非酸素発生型か?2005
    • Author(s)
      掛川 武
    • Journal Title

      蛋白質 核酸 酵素 50

      Pages: 64-65

    • Description
      「研究成果報告書概要(和文)」より
    • Data Source
      KAKENHI-PROJECT-14403012

  • [Journal Article] 34億年前の海洋環境で活動した光合成細菌の痕跡・酸素発生型か非酸素発生型か?2005
    • Author(s)
      掛川 武
    • Journal Title

      蛋白質 核酸 酵素 50・1

      Pages: 64-65

    • Description
      「研究成果報告書概要(和文)」より
    • Data Source
      KAKENHI-PROJECT-15204047

  • [Journal Article] 水曜海山海底熱水活動域の地下地質構造と硫化物硫黄同位体組成との関係2005
    • Author(s)
      掛川 武
    • Journal Title

      海の研究 14・2

      Pages: 221-235

    • NAID

      130004387692

    • Description
      「研究成果報告書概要(和文)」より
    • Data Source
      KAKENHI-PROJECT-15204047

  • [Journal Article] Earth and life : Origin and evolution2005
    • Author(s)
      Kakegawa, T.
    • Journal Title

      Kyoritsu 190

    • Description
      「研究成果報告書概要(欧文)」より
    • Data Source
      KAKENHI-PROJECT-15204047

  • [Journal Article] High yield shock synthesis of ammonia from iron, Water and nitrogen available on the early Earth2005
    • Author(s)
      Nakazawa H., Sekine T., Kakegawa T., Nakazawa S.
    • Journal Title

      Earth and Planetary Science Letters 235

      Pages: 356-360

    • Description
      「研究成果報告書概要(欧文)」より
    • Data Source
      KAKENHI-PROJECT-17403011

  • [Journal Article] Geochemistry of drilled samples from the Suiyo seamount, Japan2005
    • Author(s)
      Kakegawa T., Noda K., Marumo K.
    • Journal Title

      Ocean Research 14, 2

      Pages: 221-235

    • Description
      「研究成果報告書概要(欧文)」より
    • Data Source
      KAKENHI-PROJECT-17403011

  • [Journal Article] Abnomal carbon isotope records of organic matter in 2.7 Ga to 2.1 Ga marine sediments and its implication to the early life evolution2004
    • Author(s)
      Kakegawa, T.
    • Journal Title

      Journal of Mineralogy and Petrology 33

      Pages: 141-145

    • Description
      「研究成果報告書概要(欧文)」より
    • Data Source
      KAKENHI-PROJECT-15204047

  • [Journal Article] 27億年〜21億年にかけて見いだされた異常な有機炭素同位体組成と初期生命進化2004
    • Author(s)
      掛川武
    • Journal Title

      岩石鉱物科学 33

      Pages: 141-145

    • NAID

      10012803799

    • Description
      「研究成果報告書概要(和文)」より
    • Data Source
      KAKENHI-PROJECT-14253007

  • [Journal Article] Importance of water / rock interaction at ancient sub-seafloor regions to supply bio-essential elements to early biota2004
    • Author(s)
      Kakegawa, T.
    • Journal Title

      Water Dynamics Proceeding 1

      Pages: 115-116

    • Description
      「研究成果報告書概要(欧文)」より
    • Data Source
      KAKENHI-PROJECT-14403012

  • [Journal Article] Discovery of FeS_2-rich marine sediments in the ~2.76 Mt.Roe Basalt.2004
    • Author(s)
      Kakegawa, T., Nedachi, M.
    • Journal Title

      International Journal of Astrobiology SP 1

      Pages: 12-13

    • Data Source
      KAKENHI-PROJECT-14253007

  • [Journal Article] Discovery of FeS_2-rich marine sediments in the 〜2.76 Mt.Roe Basalt2004
    • Author(s)
      Kakegawa, T.
    • Journal Title

      Intern.J.Astrobiology, SP vol.1

      Pages: 12-13

    • Description
      「研究成果報告書概要(欧文)」より
    • Data Source
      KAKENHI-PROJECT-14253007

  • [Journal Article] Heavy metal enrichment in Archean carbon-rich samples: Hint to early carbon-metal compounds for enzyme formation?2004
    • Author(s)
      Kakegawa T.
    • Journal Title

      Geochem.Cosmochim.Acta. 68

      Pages: 799-799

    • Data Source
      KAKENHI-PROJECT-14403012

  • [Journal Article] 27億年〜21億年にかけて見いだされた異常な有機炭素同位体組成と初期生命進化2004
    • Author(s)
      掛川 武
    • Journal Title

      岩石鉱物科学 33

      Pages: 141-145

    • NAID

      10012803799

    • Description
      「研究成果報告書概要(和文)」より
    • Data Source
      KAKENHI-PROJECT-14403012

  • [Journal Article] Importance of water/rock interaction at ancient sub-seafloor regions to supply bio-essential elements to early biota2004
    • Author(s)
      Kakegawa T.
    • Journal Title

      Water Dynamics Proceeding 1

      Pages: 115-116

    • Description
      「研究成果報告書概要(和文)」より
    • Data Source
      KAKENHI-PROJECT-14403012

  • [Journal Article] グリーンランド・イスア地域の岩石に刻まれた初期地球の姿2004
    • Author(s)
      掛川 武
    • Journal Title

      地質ニュース 596

      Pages: 60-65

    • NAID

      40006281543

    • Description
      「研究成果報告書概要(和文)」より
    • Data Source
      KAKENHI-PROJECT-14403012

  • [Journal Article] Abnomal carbon isotope records of organic matter in 2.7 Ga to 2.1 Ga marine sediments and its implication to the early life evolution2004
    • Author(s)
      Kakegawa, T.
    • Journal Title

      Journal of Mineralogy and Petrology 33

      Pages: 141-145

    • Description
      「研究成果報告書概要(欧文)」より
    • Data Source
      KAKENHI-PROJECT-14403012

  • [Journal Article] Discovery of FeS_2-rich marine sediments in the 〜2.76 Mt. Roe Basalt2004
    • Author(s)
      Kakegawa, T
    • Journal Title

      Intern.J.Astrobiology SP vol.1

      Pages: 12-13

    • Description
      「研究成果報告書概要(和文)」より
    • Data Source
      KAKENHI-PROJECT-14253007

  • [Journal Article] グリーンランド・イスア地域の岩石に刻まれた初期地球の姿2004
    • Author(s)
      掛川 武
    • Journal Title

      地質ニュース 596

      Pages: 60-65

    • NAID

      40006281543

    • Description
      「研究成果報告書概要(和文)」より
    • Data Source
      KAKENHI-PROJECT-15204047

  • [Journal Article] Oceanithermus desulfurans sp nov., a novel thermophilic, sulfur-reducing bacterium isolated from a sulfide chimney in Suiyo Seamount2004
    • Author(s)
      Mori K., Kakegawa T.
    • Journal Title

      International journal of systematic and evolutionary microbiology 54

      Pages: 1561-1566

    • Data Source
      KAKENHI-PROJECT-14253007

  • [Journal Article] 27億年〜21億年にかけて見いだされた異常な有機炭素同位体組成と初期生命進化2004
    • Author(s)
      掛川 武
    • Journal Title

      岩石鉱物科学 33

      Pages: 141-145

    • NAID

      10012803799

    • Data Source
      KAKENHI-PROJECT-14253007

  • [Journal Article] Importance of water/rock interaction at ancient sub-seafloor regions to supply bio-essential elements to early biota2004
    • Author(s)
      Kakegawa, T.
    • Journal Title

      Water Dynamics Proceeding 1

      Pages: 115-116

    • Description
      「研究成果報告書概要(欧文)」より
    • Data Source
      KAKENHI-PROJECT-15204047

  • [Journal Article] Image of the early Earth recorded in the Isua rocks, Greenland.2004
    • Author(s)
      Kakegawa, T.
    • Journal Title

      Chishitsu News 596

      Pages: 60-65

    • Description
      「研究成果報告書概要(欧文)」より
    • Data Source
      KAKENHI-PROJECT-14403012

  • [Journal Article] Heavy metal enrichment in Archean carbon-rich samples : Hint to early carbon-metal compounds for enzyme formation?2004
    • Author(s)
      Kakegawa T.
    • Journal Title

      Geochem.Cosmochim.Acta. 68

      Pages: 799-799

    • Data Source
      KAKENHI-PROJECT-15204047

  • [Journal Article] グリーンランド・イスア地域の岩石に刻まれた初期地球の姿2004
    • Author(s)
      掛川 武
    • Journal Title

      地質ニュース 596

      Pages: 60-65

    • NAID

      40006281543

    • Data Source
      KAKENHI-PROJECT-14253007

  • [Journal Article] Image of the early Earth recorded in the Isua rocks, Greenland.2004
    • Author(s)
      Kakegawa, T.
    • Journal Title

      Chishitsuitsu News 596

      Pages: 60-65

    • Description
      「研究成果報告書概要(欧文)」より
    • Data Source
      KAKENHI-PROJECT-15204047

  • [Journal Article] Heavy metal enrichment in Archean carbon-rich samples : Hint to early carbon-metal compounds for enzyme formation?2004
    • Author(s)
      Kakegawa T.
    • Journal Title

      Geochem.Cosmochim.Acta. 68

      Pages: 799-799

    • Data Source
      KAKENHI-PROJECT-14253007

  • [Journal Article] 27億年〜21億年にかけて見いだされた異常な有機炭素同位体組成と初期生命進化2004
    • Author(s)
      掛川 武
    • Journal Title

      岩石鉱物科学 33

      Pages: 141-145

    • NAID

      10012803799

    • Description
      「研究成果報告書概要(和文)」より
    • Data Source
      KAKENHI-PROJECT-15204047

  • [Journal Article] Importance of water / rock interaction at ancient sub-seafloor regions to supply bio-essential elements to early biota2004
    • Author(s)
      Kakegawa T.
    • Journal Title

      Water Dynamics Proceeding 1

      Pages: 115-116

    • Description
      「研究成果報告書概要(和文)」より
    • Data Source
      KAKENHI-PROJECT-15204047

  • [Journal Article] Hints for origin of life recorded in the oldest rocks2003
    • Author(s)
      Kakegawa, T.
    • Journal Title

      Chemistry 58

      Pages: 30-31

    • Description
      「研究成果報告書概要(欧文)」より
    • Data Source
      KAKENHI-PROJECT-14403012

  • [Journal Article] 地球大気はいつから酸化的になったか?2003
    • Author(s)
      掛川武
    • Journal Title

      資源地質学会50周年記念教科書

      Pages: 254-256

    • Description
      「研究成果報告書概要(和文)」より
    • Data Source
      KAKENHI-PROJECT-15204047

  • [Journal Article] 太古代海洋における硫酸還元菌の活動と生息環境2003
    • Author(s)
      掛川武
    • Journal Title

      地学雑誌 112

      Pages: 218-225

    • NAID

      10020540097

    • Description
      「研究成果報告書概要(和文)」より
    • Data Source
      KAKENHI-PROJECT-14403012

  • [Journal Article] 初期地球環境下での微生物進化2003
    • Author(s)
      掛川武
    • Journal Title

      日本惑星科学会誌 12・1

      Pages: 14-18

    • NAID

      110003353463

    • Description
      「研究成果報告書概要(和文)」より
    • Data Source
      KAKENHI-PROJECT-15204047

  • [Journal Article] 地球大気はいつから酸化的になったか?2003
    • Author(s)
      掛川武
    • Journal Title

      資源地質学会50周年記念教科書

      Pages: 254-256

    • Description
      「研究成果報告書概要(和文)」より
    • Data Source
      KAKENHI-PROJECT-14403012

  • [Journal Article] Evolution of microbial life form on the surface of the early Earth2003
    • Author(s)
      Kakegawa, T.
    • Journal Title

      Society of Earth and Planetary Science 12-1

      Pages: 14-18

    • Description
      「研究成果報告書概要(欧文)」より
    • Data Source
      KAKENHI-PROJECT-15204047

  • [Journal Article] 初期地球環境下での微生物進化2003
    • Author(s)
      掛川武
    • Journal Title

      日本惑星科学会誌 12

      Pages: 14-18

    • NAID

      110003353463

    • Description
      「研究成果報告書概要(和文)」より
    • Data Source
      KAKENHI-PROJECT-14403012

  • [Journal Article] Activity of Sulfate-reducing Bacteria in Archean Oceans and their Living Environments2003
    • Author(s)
      Kakegawa, T.
    • Journal Title

      Journal of Geography 112-2

      Pages: 218-225

    • NAID

      10020540097

    • Description
      「研究成果報告書概要(欧文)」より
    • Data Source
      KAKENHI-PROJECT-15204047

  • [Journal Article] 最古の岩石が秘める生命起源へのヒント2003
    • Author(s)
      掛川武
    • Journal Title

      化学 58・7

      Pages: 30-31

    • Description
      「研究成果報告書概要(和文)」より
    • Data Source
      KAKENHI-PROJECT-15204047

  • [Journal Article] Evolution of microbial life form on the surface of the early Earth2003
    • Author(s)
      Kakegawa, T.
    • Journal Title

      Society of Earth and Planetary Science 12

      Pages: 14-18

    • Description
      「研究成果報告書概要(欧文)」より
    • Data Source
      KAKENHI-PROJECT-14403012

  • [Journal Article] When did the Earth atmosphere become oxic?2003
    • Author(s)
      Kakegawa, T.
    • Journal Title

      Textbook for Society of Resource Geology

      Pages: 254-256

    • Description
      「研究成果報告書概要(欧文)」より
    • Data Source
      KAKENHI-PROJECT-14403012

  • [Journal Article] Hints for origin of life recorded in the oldest rocks2003
    • Author(s)
      Kakegawa, T.
    • Journal Title

      Chemistry 58-7

      Pages: 30-31

    • Description
      「研究成果報告書概要(欧文)」より
    • Data Source
      KAKENHI-PROJECT-15204047

  • [Journal Article] 最古の岩石が秘める生命起源へのヒント2003
    • Author(s)
      掛川武
    • Journal Title

      化学 58

      Pages: 30-31

    • Description
      「研究成果報告書概要(和文)」より
    • Data Source
      KAKENHI-PROJECT-14403012

  • [Journal Article] Activity of Sulfate-reducing Bacteria in Archean Oceans and their Living Environments2003
    • Author(s)
      Kakegawa, T.
    • Journal Title

      Journal of Geography 112

      Pages: 218-225

    • NAID

      10020540097

    • Description
      「研究成果報告書概要(欧文)」より
    • Data Source
      KAKENHI-PROJECT-14403012

  • [Journal Article] When did the Earth atmosphere become oxic?2003
    • Author(s)
      Kakegawa, T.
    • Journal Title

      Textbook for Society of Resource Geology

      Pages: 254-256

    • Description
      「研究成果報告書概要(欧文)」より
    • Data Source
      KAKENHI-PROJECT-15204047

  • [Journal Article] 太古代海洋における硫酸還元菌の活動と生息環境2003
    • Author(s)
      掛川武
    • Journal Title

      地学雑誌 112・2

      Pages: 218-225

    • NAID

      10020540097

    • Description
      「研究成果報告書概要(和文)」より
    • Data Source
      KAKENHI-PROJECT-15204047

  • [Journal Article] Geochemical Cycles of Bio-essential elements on the early Earth and their relationships to origin of life2002
    • Author(s)
      Kakegawa T.
    • Journal Title

      Resource Geology 52

      Pages: 83-89

    • NAID

      10009487725

    • Description
      「研究成果報告書概要(欧文)」より
    • Data Source
      KAKENHI-PROJECT-14403012

  • [Journal Article] Geochemical Cycles of Bio-essential elements on the early Earth and their relationships to origin of life2002
    • Author(s)
      Kakegawa, T.
    • Journal Title

      Resource Geology 52

      Pages: 83-89

    • NAID

      10009487725

    • Description
      「研究成果報告書概要(和文)」より
    • Data Source
      KAKENHI-PROJECT-14403012

  • [Journal Article] Abnormal carbon isotope records of organic matter in implication to the early life evolution
    • Author(s)
      T.Kakegawa
    • Journal Title

      GANSEKIKOUBUTUKAGAKU 33

      Pages: 141-145

    • Description
      「研究成果報告書概要(欧文)」より
    • Data Source
      KAKENHI-PROJECT-14253007

  • [Journal Article] Sulfur and carbon isotope analyses of 2.7 Ga stromatolitic sandstones in the Tumbiana Formation, Fortescue Group, Western Australia.
    • Author(s)
      Kakegawa, T.
    • Journal Title

      Precambrian Research (in press)

    • Description
      「研究成果報告書概要(欧文)」より
    • Data Source
      KAKENHI-PROJECT-15204047

  • [Journal Article] Sulfur and carbon isotope analyses of 2.7 Ga stromatolitic sandstones in the Tumbiana Formation, Fortescue Group, Western Australia
    • Author(s)
      Kakegawa T.
    • Journal Title

      Precambrian Research (in press)

    • Data Source
      KAKENHI-PROJECT-17403011

  • [Journal Article] Sulfur and carbon isotope analyses of 2.7 Ga stromatolitic sandstones in the Tumbiana Formation, Fortescue Group, Western Australia
    • Author(s)
      Kakegawa T.
    • Journal Title

      Precambrian Research (in press)

    • Data Source
      KAKENHI-PROJECT-15204047

  • [Journal Article] Sulfur and carbon isotope analyses of 2.7 Ga stromatolitic sandstones in the Tumbiana Formation, Fortescue Group, Western Australia
    • Author(s)
      Kakegawa T.
    • Journal Title

      Precambrian Research (in press)

    • Data Source
      KAKENHI-PROJECT-17654101

  • [Journal Article] Geochemistry of sulfide chimneys and basement pillow lavas at the Southern Mariana Trough (12.55 °N to 12.58 °N)
    • Author(s)
      Kakegawa T., Utsumi M. and Marumo K.
    • Journal Title

      Resource Geology 58(in press)

    • Description
      「研究成果報告書概要(欧文)」より
    • Data Source
      KAKENHI-PROJECT-17403011

  • [Journal Article] Stepwise combustion analyses of distinct nitrogen isotopic compositions on Paleoproterozoic organic matter
    • Author(s)
      Ishida A., Hashizume K. and Kakegawa T
    • Journal Title

      Geochemical Journal

      Volume: vol.46(in press)

    • NAID

      10030973589

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-21403009

  • [Patent] アミノ酸の合成方法2009
    • Inventor(s)
      関根利守、中澤弘基、中澤暁、掛川武、古川善博、大原祥平
    • Industrial Property Rights Holder
      独立行政法人物質・材料研究機構、独立行政法人科学技術振興機構
    • Filing Date
      2009-04-10
    • Data Source
      KAKENHI-PROJECT-18204049

  • [Presentation] 初期地球における有機物/海底熱水相互作用:前生物的酵素の起源と初期微生物活動に対する制約2020
    • Author(s)
      掛川武
    • Organizer
      生命の起源と進化学会
    • Data Source
      KAKENHI-PROJECT-18H03729

  • [Presentation] 初期地球におけるリボースリン酸の生成に対する尿素とホウ酸の影響2020
    • Author(s)
      平川祐太, 掛川武, 古川善博
    • Organizer
      生命の起源と進化学会
    • Data Source
      KAKENHI-PROJECT-18H03729

  • [Presentation] 隕石衝突による有機物生成2020
    • Author(s)
      古川善博、竹内悠人、増田冴耶、小林敬道、関根利守、寺田直樹、掛川武
    • Organizer
      生命の起源と進化学会
    • Data Source
      KAKENHI-PROJECT-18H03729

  • [Presentation] Microbial communities around ca.2.7 Ga submarine hydrothermal fields at the Potterdoal deposit in Abitibi Greenstone Belt, Canada.2019
    • Author(s)
      大里武、石田章純、掛川武
    • Organizer
      地球惑星連合大会
    • Data Source
      KAKENHI-PROJECT-18H03729

  • [Presentation] Synthesis of bio-important molecules in post-impact plumes2019
    • Author(s)
      Stimmer J.A., Kobayashi R., Kakegawa T., Furukawa Y.
    • Organizer
      2019 Astrobiology Science Conference
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-18H03729

  • [Presentation] Discovery of primary hematite-silica clusters in Kukatash banded iron formation at 2.7 Ga Abitibi Greenstone Belt2019
    • Author(s)
      Ishida A, Nemoto T & Kakegawa T
    • Organizer
      Goldschmidt Conference
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-18H03729

  • [Presentation] 初期地球の蒸発環境におけるリボースのリン酸化に対するホウ酸と尿素の影響2019
    • Author(s)
      平川祐太, 掛川武, 古川善博
    • Organizer
      地球化学会年会
    • Data Source
      KAKENHI-PROJECT-18H03729

  • [Presentation] グリシン水溶液の乾燥湿潤サイクルが重合に与える影響の再検討2019
    • Author(s)
      佐藤 圭一郎, 掛川 武, 古川 善博
    • Organizer
      地球化学会年会
    • Data Source
      KAKENHI-PROJECT-18H03729

  • [Presentation] インターフェースとしての地球生命科学2019
    • Author(s)
      掛川 武
    • Organizer
      地球惑星連合大会
    • Invited
    • Data Source
      KAKENHI-PROJECT-18H03729

  • [Presentation] Organic matter around Miocene Kuroko ore deposits: Implications to Archean submarine hydrothermal microbial community2019
    • Author(s)
      Kakegawa T
    • Organizer
      Water Dynamic Symposium
    • Invited
    • Data Source
      KAKENHI-PROJECT-18H03729

  • [Presentation] Discovery of new morphotypes in ca. 1.9 Ga Gunflint microfossils and their complex structure and heterogeneous chemistry2019
    • Author(s)
      Sasaki K, Ishida A, Takahata N, Sano Y & Kakegawa T
    • Organizer
      Goldschmidt Conference
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-18H03729

  • [Presentation] Significances of 12Ma manganese ores in the Hokuroku district, Akita: unique Mn accumulation and interaction with organic matter during submarine hydrothermal activities2019
    • Author(s)
      塚本雄也、掛川武
    • Organizer
      地球惑星連合大会
    • Data Source
      KAKENHI-PROJECT-18H03729

  • [Presentation] 古原生代ガンフリント層における含微化石堆積岩の鉱物学的および地球化学的研究2019
    • Author(s)
      笹木晃平、石田章純、掛川武
    • Organizer
      地球惑星連合大会
    • Data Source
      KAKENHI-PROJECT-18H03729

  • [Presentation] 秋田県北鹿地域に産する2Maの海底噴出溶岩に記録された海底変質作用とリンの挙動に関する地球化学的研究2019
    • Author(s)
      齋つかさ、掛川武
    • Organizer
      地球惑星連合大会
    • Data Source
      KAKENHI-PROJECT-18H03729

  • [Presentation] Geochemical evidence of fermentative methanogenesis around 2.7 Ga submarine hydrothermal vents2019
    • Author(s)
      Kakegawa T, Osato T & Kunitake Y
    • Organizer
      Goldschmidt Conference
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-18H03729

  • [Presentation] Phosphate flux from oceanic crust to the Archean oceans: evidence from the 3.46 Ga Apex basalt, Australia2019
    • Author(s)
      Tsukamoto Y, Kakegawa T, Graham U, Liu Z-K, Ito A & Ohmoto H
    • Organizer
      Goldschmidt Conference
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-18H03729

  • [Presentation] アミノ酸から細胞分裂まで： 東北大学の強みを生かした生命起源研究2019
    • Author(s)
      掛川武
    • Organizer
      東北大学際フロンティア研究所年会
    • Invited
    • Data Source
      KAKENHI-PROJECT-18H03729

  • [Presentation] 黒鉱鉱床に伴う有機物：太古代熱水環境に生息していた微生物群との繋がり2019
    • Author(s)
      掛川 武
    • Organizer
      地球惑星連合大会
    • Data Source
      KAKENHI-PROJECT-18H03729

  • [Presentation] New microbial ecology results from genome centered metagenomics studies of iron carbonate and sulfidic hot springs.2019
    • Author(s)
      McGlynn S.E., Ward L., Kakegawa T., Ueno Y., Nakagawa M.
    • Organizer
      地球惑星連合大会
    • Data Source
      KAKENHI-PROJECT-18H03729

  • [Presentation] Clay minerals as a formation catalyst and a stabilizer of ribose on the prebiotic EarthClay minerals as a formation catalyst and a stabilizer of ribose on the prebiotic Eart2018
    • Author(s)
      古川 善博、新田 あゆみ、阿部 千晶、掛川 武、Kim Hyo-joong、Benner Steven
    • Organizer
      日本地球惑星連合大会
    • Data Source
      KAKENHI-PROJECT-18H03729

  • [Presentation] Discovery of Ni-Fe phosphides in 3.46 Ga-old Apex basalt from Western Australia2018
    • Author(s)
      塚本 雄也、掛川 武、グラハム ウーシー、リュウ ジークイ、大本 洋
    • Organizer
      日本地球惑星連合大会
    • Data Source
      KAKENHI-PROJECT-18H03729

  • [Presentation] 初期地球表層生態系の解明：Moodies Group Drilling Project2018
    • Author(s)
      掛川武
    • Organizer
      J-DESC Future Scientific Drilling Workshop 科学掘削の未来
    • Invited
    • Data Source
      KAKENHI-PROJECT-15H02144

  • [Presentation] Formaldehyde formation in asteroid impacts: a new origin of prebiotic sugar precursor2018
    • Author(s)
      増田 冴耶、小林 敬道、掛川 武、古川 善博
    • Organizer
      日本地球惑星連合大会
    • Data Source
      KAKENHI-PROJECT-18H03729

  • [Presentation] グリシン水溶液の乾燥速度が重合に与える影響2018
    • Author(s)
      佐藤 圭一郎, 掛川 武, 古川 善博
    • Organizer
      地球化学会年会
    • Data Source
      KAKENHI-PROJECT-18H03729

  • [Presentation] Synthesis of Bio-important Organics in Post-impact Plumes2018
    • Author(s)
      Jonathan Adam Stimmer、Ryohei Kobayashi、Takeshi Kakegawa、Yoshihiro Furukawa
    • Organizer
      日本地球惑星連合大会
    • Data Source
      KAKENHI-PROJECT-18H03729

  • [Presentation] Geological and geochemical studies on Miocene diatomaceous sedimentary rocks at Akita and Aomori in Japan; role of sulfur in maturation of organic matter and petroleum formation2018
    • Author(s)
      蛭田 衣音、掛川 武、石田 章純
    • Organizer
      日本地球惑星連合大会
    • Data Source
      KAKENHI-PROJECT-18H03729

  • [Presentation] アミノ酸から細胞分裂まで：東北大の強みを生かした生命起源研究の新展開2018
    • Author(s)
      掛川武
    • Organizer
      東北大FRIST Annual Meeting
    • Data Source
      KAKENHI-PROJECT-15H02144

  • [Presentation] Formations of prebiotic nucleotide and peptide around Hadean juvenile crusts2018
    • Author(s)
      T. Kakegawa
    • Organizer
      Water Dynamics Workshop
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-15H02144

  • [Presentation] 小惑星衝突によるホルムアルデヒド生成:前生物的な糖前駆体の新たな起源2018
    • Author(s)
      増田 冴, 小林 敬道, 掛川 武, 古川 善博
    • Organizer
      地球化学会年会
    • Data Source
      KAKENHI-PROJECT-18H03729

  • [Presentation] カナダ・アビティビ緑色岩帯Potterdoal鉱床における硫化物と有機物の地球化学的研究2018
    • Author(s)
      大里 武、掛川 武、石田 章純
    • Organizer
      日本地球惑星連合大会
    • Data Source
      KAKENHI-PROJECT-18H03729

  • [Presentation] Constraints on terrestrial and shallow marine environments of 3.2 Ga Earth:ICDP full proposal for Moodies Group Drilling Project in South Africa2018
    • Author(s)
      掛川武
    • Organizer
      日本地球惑星連合大会
    • Data Source
      KAKENHI-PROJECT-18H03729

  • [Presentation] Discovery of Ni-Fe Phosphates in the 3.46 Ga-Old Apex Basalt: Implications on the Phosphate Budget of the Archean Oceans2018
    • Author(s)
      Tsukamoto Y, Kakegawa T, Graham U, Liu Z-K, Ito A & Ohmoto H
    • Organizer
      Goldschmidt Coference
    • Data Source
      KAKENHI-PROJECT-18H03729

  • [Presentation] Prebiotic formations of nucleotide and peptide around Hadean juvenile crusts2018
    • Author(s)
      Kakegawa T.
    • Organizer
      日本地球惑星連合大会
    • Invited
    • Data Source
      KAKENHI-PROJECT-18H03729

  • [Presentation] New Evidence for Microbial Sulfur Metabolism in 2.7 Gas Marine Environments2018
    • Author(s)
      Kakegawa T & Kunitake Y
    • Organizer
      Goldschmidt Conference
    • Data Source
      KAKENHI-PROJECT-18H03729

  • [Presentation] 中性条件でのリボース生成反応に対する鉱物の影響2018
    • Author(s)
      阿部 千晶, 掛川武, 古川善博
    • Organizer
      地球化学会年会
    • Data Source
      KAKENHI-PROJECT-18H03729

  • [Presentation] Proto-arc model for ribose and nucleotide genesis: information from Isua Supracrustal Belt2017
    • Author(s)
      Kakegawa T.
    • Organizer
      Japan Geoscience Union-American Geophysical Union Joint Meeting
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-15H02144

  • [Presentation] Drilling proposal of 3.2 Ga Moodies Group in Barberton Greenstone Belt: high resolution reconstruction of surface envirnment and biosphere of middle Archean Earth2017
    • Author(s)
      Kakegawa,T.,Christoph Heubeck
    • Organizer
      Japan Geoscience Union-American Geophysical Union Joint Meeting
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-15H02144

  • [Presentation] Significance of Cr-rich sedimentary rocks in 3.2 Ga Fig Tree Group, Barberton Greenstone Belt, S. Africa2017
    • Author(s)
      T.KAKEGAWA, T. SAKAI, N. AKIHIRO
    • Organizer
      Goldschmidt Conference
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-15H02144

  • [Presentation] 初期海洋への隕石衝突を模擬した有機物合成実験におけるアンモニアの影響2017
    • Author(s)
      竹内悠人, 古川善博, 小林敬道, 関根利守, 掛川武
    • Organizer
      日本地球化学会
    • Data Source
      KAKENHI-PROJECT-15H02144

  • [Presentation] Micro to nanoscale observations of carbonaceous matters in 3.2 Ga Banded iron formations, Sheba Gold mine, Moodies Group, Barberton Greenstone Belt and >3.7 Ga schist, Isua Supracrustal Belt2017
    • Author(s)
      Y. OHTOMO, R. NAKAJIMA, T. OTAKE, T. KAKEGAWA
    • Organizer
      Goldschmidt Conference
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-15H02144

  • [Presentation] Significance of oxide sedimentary rocks in 3.2 Ga MoodiesGroup, Barberton Greenstone Belt, S. Africa2017
    • Author(s)
      T. Kakegawa
    • Organizer
      ICDP Moodies Drilling Field Workshop
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-15H02144

  • [Presentation] Clay mineral assists borate to stabilize ribose2017
    • Author(s)
      Y. Furukawa A. Nitta, T. Kakegawa, S. A. Benner
    • Organizer
      AbScicon
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-15H02144

  • [Presentation] Amino acid formation by asteroid impacts on ammonia-free oceans2017
    • Author(s)
      Y. Furukawa, Y. Takeuchi, T. Kobayashi, T. Sekine, T. Kakegawa
    • Organizer
      XVIIIth International Conference on the Origin of Life
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-15H02144

  • [Presentation] Microbial community associated with 2.7 Ga submarine hydrothermal activities: geochemical and STEM studies on kerogen from Canadian greenstone belts2017
    • Author(s)
      Y. Kunitake, T. Kakegawa, Y. Watanabe
    • Organizer
      Goldschmidt Conference
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-15H02144

  • [Presentation] ホルモース反応におけるホウ酸の影響の定量的評価2017
    • Author(s)
      古川善博,　阿部千晶,　掛川武
    • Organizer
      日本地球化学会
    • Data Source
      KAKENHI-PROJECT-15H02144

  • [Presentation] The Earth made the first life2017
    • Author(s)
      Kakegawa T.
    • Organizer
      Japan Geoscience Union-American Geophysical Union Joint Meeting
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-15H02144

  • [Presentation] Microstructure and geochemistry of organic matters associated with iron minerals in 3.2 Ga banded iron formations, Moodies Group, Barberton Green stone Belt, South Africa2017
    • Author(s)
      Nakajima,R.,Ohtomo,Y.,Otake,T.,Kakegawa,T., Sato,T.
    • Organizer
      Japan Geoscience Union-American Geophysical Union Joint Meeting
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-15H02144

  • [Presentation] Microbial nitrogen cycle enhanced by the continental input recorded in the Paleoproterozoic Gunflint Formation2017
    • Author(s)
      Ishida,A.,Hashizume,K.,Kakegawa,T.
    • Organizer
      Japan Geoscience Union-American Geophysical Union Joint Meeting
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-15H02144

  • [Presentation] High Abundance of Borate in Hadean Proto-Arc Environments to Form Prebiotic Ribose and Nucleotide?: Geological Constraints from Isua Supracrustal Belt2017
    • Author(s)
      T.Kakegawa
    • Organizer
      XVIIIth International Conference on the Origin of Life
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-15H02144

  • [Presentation] リボースの安定性に対するカオリナイトの影響2017
    • Author(s)
      新田あゆみ,　古川善博,　掛川武
    • Organizer
      日本地球化学会
    • Data Source
      KAKENHI-PROJECT-15H02144

  • [Presentation] Depositional environment of graphite-bearing metasedimentary rocks and banded iron formations in >3.7 Ga Isua Supracrustal Belt, West Greenland,2017
    • Author(s)
      Ohtomo,Y.,Kato,T.,Otake,T.,Kakegawa,T
    • Organizer
      Japan Geoscience Union-American Geophysical Union Joint Meeting
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-15H02144

  • [Presentation] Early oxygenic photosynthesis in 3.2 Ga Fig Tree Group, Barberton Greenstone Belt?2017
    • Author(s)
      Kakegawa T.
    • Organizer
      Japan Geoscience Union-American Geophysical Union Joint Meeting
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-15H02144

  • [Presentation] Proto-arc model for chemical evolution: Constraints from geological information of Isua Supracrustal Belt2016
    • Author(s)
      Takeshi Kakegawa
    • Organizer
      Goldschmidt Conference
    • Place of Presentation
      Yokohama, Japan
    • Year and Date
      2016-06-27
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-15H02144

  • [Presentation] The tectonic evolution of Isua Supracrustal Belt and its implication to origin of life2016
    • Author(s)
      Takeshi Kakegawa
    • Organizer
      Astrobiology workshop ”Search for life: from early earth to exoplanets”
    • Place of Presentation
      Buy Nhon, Vietnam
    • Year and Date
      2016-12-11
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-15H02144

  • [Presentation] Effect pH on aspartic acid peptide formations under high temperature and pressure2016
    • Author(s)
      Okada Y., Furukawa Y. and Kakegawa T.
    • Organizer
      Goldschmidt Conference
    • Place of Presentation
      Yokohama, Japan
    • Year and Date
      2016-06-27
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-15H02144

  • [Presentation] 地球における生物の痕跡の探査2016
    • Author(s)
      掛川武
    • Organizer
      アストロバイオロジーネットワーク年会
    • Place of Presentation
      仙台、日本
    • Year and Date
      2016-09-22
    • Data Source
      KAKENHI-PROJECT-15H02144

  • [Presentation] 高温高圧におけるアスパラギン酸のペプチド化実験2016
    • Author(s)
      岡田陽介、古川善博、掛川武
    • Organizer
      アストロバイオロジーネットワーク年会
    • Place of Presentation
      仙台、日本
    • Year and Date
      2016-09-22
    • Data Source
      KAKENHI-PROJECT-15H02144

  • [Presentation] 初期海洋への隕石衝突を模擬した有機物合成実験における蛇紋石の影響2016
    • Author(s)
      竹内悠人、古川善博、掛川武
    • Organizer
      アストロバイオロジーネットワーク年会
    • Place of Presentation
      仙台、日本
    • Year and Date
      2016-09-22
    • Data Source
      KAKENHI-PROJECT-15H02144

  • [Presentation] Effects of serpentine on the organic synthesis in impacts of meteorites on the early ocean2016
    • Author(s)
      Takeuchi Y., Furukawa Y., Kobayashi T., Nakazawa H., Sekine T. and Kakegawa T.
    • Organizer
      Goldschmidt Conference
    • Place of Presentation
      Yokohama, Japan
    • Year and Date
      2016-06-27
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-15H02144

  • [Presentation] Formation of life’s building blocks by meteorite impacts2016
    • Author(s)
      Furukawa Y. Nakazawa H., Sekine T., Kobayashi T. amd Kakegawa T.
    • Organizer
      Goldschmidt Conference
    • Place of Presentation
      Yokohama, Japan
    • Year and Date
      2016-06-27
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-15H02144

  • [Presentation] Bimodal carbon isotope compostions of organic matter at ca. 2.7 Ga Wawa Greenstone belt, Schreiber , Canada2016
    • Author(s)
      Kunitake Y and Kakegawa T.
    • Organizer
      Goldschmidt Conference
    • Place of Presentation
      Yokohama, Japan
    • Year and Date
      2016-06-27
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-15H02144

  • [Presentation] グリーンランド・イスア表成岩体の変成堆積岩中でのトルマリンの産出:冥 王代海洋堆積物中におけるリボース安定化に対する示唆2015
    • Author(s)
      三嶋 慎平,大友 陽子,掛川 武
    • Organizer
      日本地球化学会
    • Place of Presentation
      横浜
    • Year and Date
      2015-09-16
    • Data Source
      KAKENHI-PROJECT-15H02144

  • [Presentation] 初期地球が作ったアミノ酸2015
    • Author(s)
      掛川武
    • Organizer
      新アミノ酸研究会
    • Place of Presentation
      東京
    • Year and Date
      2015-12-07
    • Invited
    • Data Source
      KAKENHI-PROJECT-15H02144

  • [Presentation] Evidence of the earliest life2015
    • Author(s)
      T.Kakegawa
    • Organizer
      Astrobiology Scientific Conference
    • Place of Presentation
      Kiel, Germany
    • Year and Date
      2015-12-08
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-15H02144

  • [Presentation] Traces of early life in 3.8 Ga rocks2015
    • Author(s)
      T.Kakegawa
    • Organizer
      Department seminar at Quebec University
    • Place of Presentation
      Montreal, Canada
    • Year and Date
      2015-09-24
    • Invited
    • Data Source
      KAKENHI-PROJECT-15H02144

  • [Presentation] 38億年前初期太古代岩石中に発見された最古の生命の痕跡2014
    • Author(s)
      大友 陽子, 掛川 武
    • Organizer
      地球惑星連合大会
    • Place of Presentation
      横浜
    • Year and Date
      2014-04-30
    • Invited
    • Data Source
      KAKENHI-PROJECT-24403013

  • [Presentation] Biogenic and abiogenic graphite in banded iron formations of Isua Supracrustal Belt2014
    • Author(s)
      Takeshi Kakegawa
    • Organizer
      Origin 2014
    • Place of Presentation
      奈良
    • Year and Date
      2014-07-09
    • Data Source
      KAKENHI-PROJECT-24244084

  • [Presentation] Discovery of Boron-Rich Metasediments in Isua Supracrustal Belt: Window to RNA Genesis?2014
    • Author(s)
      Takeshi Kakegawa
    • Organizer
      Goldschmidt Conference
    • Place of Presentation
      Sacramento, USA
    • Year and Date
      2014-06-10
    • Data Source
      KAKENHI-PROJECT-24244084

  • [Presentation] Cu-Zn ores in 2.7 Ga komatiite-basalt assemblages in Abitibi Greenstone Belt, Canada, and their associations to microbs2014
    • Author(s)
      Takeshi Kakegawa
    • Organizer
      日本地球惑星連合年会
    • Place of Presentation
      横浜
    • Year and Date
      2014-04-28
    • Data Source
      KAKENHI-PROJECT-24244084

  • [Presentation] 南アフリカ・バーバトン地域ムーディーズ層群中の縞状鉄鉱層中におけるクロ ム濃集の空間的広がり2014
    • Author(s)
      石川 宏, 大竹 翼, 川井 洋二, 佐藤 努, 掛川 武
    • Organizer
      日本地球化学会
    • Place of Presentation
      富山
    • Year and Date
      2014-09-16
    • Data Source
      KAKENHI-PROJECT-24403013

  • [Presentation] Discovery of boron-rich metasediments in Isua Supracrustal Belt : RNA genesis in Hadean marine sediments ?2014
    • Author(s)
      Shinpei Mishima, Takeshi Kakegawa
    • Organizer
      Origin 2014
    • Place of Presentation
      奈良
    • Year and Date
      2014-07-10
    • Data Source
      KAKENHI-PROJECT-24244084

  • [Presentation] カナダオンタリオ州、ガンフリント層(19億年前)中の初生鉱物と続成作用による変化2014
    • Author(s)
      二階堂 映美, 掛川 武
    • Organizer
      日本地球惑星連合年会
    • Place of Presentation
      横浜
    • Year and Date
      2014-04-30
    • Data Source
      KAKENHI-PROJECT-24244084

  • [Presentation] Polymerization of methionine: Ignition of sulfur metabolism?2014
    • Author(s)
      Takeshi Kakegawa
    • Organizer
      日本地球惑星連合年会
    • Place of Presentation
      横浜
    • Year and Date
      2014-04-28
    • Data Source
      KAKENHI-PROJECT-24244084

  • [Presentation] The stability of amino acids in early ocean by meteorite impacts: Implication for chemical evolution of biomolecules2014
    • Author(s)
      梅田悠平, 関根利守 古川善博, 掛川 武, 小林 敬道
    • Organizer
      日本地球惑星連合年会
    • Place of Presentation
      横浜
    • Year and Date
      2014-04-29
    • Data Source
      KAKENHI-PROJECT-24244084

  • [Presentation] 秋田県奥奥八九郎温泉に産する炭酸塩・鉄・シリカ鉱物のSEMおよびTEMによる観察2014
    • Author(s)
      寺島 昇吾, 掛川 武
    • Organizer
      地球惑星連合大会
    • Place of Presentation
      横浜
    • Year and Date
      2014-04-30
    • Data Source
      KAKENHI-PROJECT-24403013

  • [Presentation] 隕石衝突での初期海洋中カルサイトと共存するバリンのD/L 変換2014
    • Author(s)
      関根利守, 高瀬篤志, 古川善博, 掛川武, 小林敬道
    • Organizer
      2014地球惑星科学連合大会
    • Place of Presentation
      横浜パシフィコ
    • Data Source
      KAKENHI-PROJECT-24654176

  • [Presentation] 南アフリカバーバートン地域ムーディーズ層(32億年前)に産出する砕屑性堆積岩の鉱物学的地球化学的研究2014
    • Author(s)
      川井 祥二 掛川 武
    • Organizer
      日本地球惑星連合年会
    • Place of Presentation
      横浜
    • Year and Date
      2014-04-30
    • Data Source
      KAKENHI-PROJECT-24244084

  • [Presentation] カナダオンタリオ州、ガンフリント層(19億年前)中の初生鉱物と続成作用による変化2014
    • Author(s)
      二階堂 映美, 掛川 武
    • Organizer
      地球惑星連合大会
    • Place of Presentation
      横浜
    • Year and Date
      2014-04-30
    • Data Source
      KAKENHI-PROJECT-24403013

  • [Presentation] Discovery of Boron-Rich Metasediments in Isua Supracrustal Belt: Window to RNA Genesis?2014
    • Author(s)
      Takeshi Kakegawa
    • Organizer
      Goldschmidt Conference
    • Place of Presentation
      Sacramento, USA
    • Year and Date
      2014-06-10
    • Data Source
      KAKENHI-PROJECT-24403013

  • [Presentation] Impact-induced D/L chiral changes of valine in early Earth’s oceans2014
    • Author(s)
      関根利守, 高瀬篤志, 古川善博, 掛川武, 小林敬道
    • Organizer
      日本地球惑星連合年会
    • Place of Presentation
      横浜
    • Year and Date
      2014-04-30
    • Data Source
      KAKENHI-PROJECT-24244084

  • [Presentation] 38億年前初期太古代岩石中に発見された最古の生命の痕跡2014
    • Author(s)
      大友 陽子 掛川 武
    • Organizer
      日本地球惑星連合年会
    • Place of Presentation
      横浜
    • Year and Date
      2014-04-30
    • Invited
    • Data Source
      KAKENHI-PROJECT-24244084

  • [Presentation] Impact-induced D/L chiral changes of valine in early Earth's oceans2014
    • Author(s)
      T. Sekine, A. Takase, Y. Furukawa, T. Kakegawa, and T. Kobayashi
    • Organizer
      地球惑星科学連合2014大会
    • Place of Presentation
      横浜
    • Year and Date
      2014-04-30
    • Data Source
      KAKENHI-PROJECT-24654176

  • [Presentation] 南アフリカバーバートン地域ムーディーズ層(32億年前)に産出する砕屑性堆積岩の鉱物学的地球化学的研究2014
    • Author(s)
      川井 祥二, 掛川 武
    • Organizer
      地球惑星連合大会
    • Place of Presentation
      横浜
    • Year and Date
      2014-04-30
    • Data Source
      KAKENHI-PROJECT-24403013

  • [Presentation] 南アフリカ・バーバトン地域ムーディーズ層群中の縞状鉄鉱層中におけるクロ ム濃集の空間的広がり2014
    • Author(s)
      石川 宏, 大竹 翼, 川井 洋二, 佐藤 努, 掛川 武
    • Organizer
      日本地球化学会年会
    • Place of Presentation
      富山
    • Year and Date
      2014-09-16
    • Data Source
      KAKENHI-PROJECT-24244084

  • [Presentation] 隕石海洋衝突下でのアミノ酸の安定性 : 生物有機分子の化学進化への応用2014
    • Author(s)
      梅田悠平、関根利守、古川善博、掛川武、小林敬道
    • Organizer
      地球惑星科学連合2014大会
    • Place of Presentation
      横浜
    • Year and Date
      2014-04-29
    • Data Source
      KAKENHI-PROJECT-24654176

  • [Presentation] Polymerization of methionine: Ignition of sulfur metabolism?2014
    • Author(s)
      Takeshi Kakegawa
    • Organizer
      地球惑星連合大会
    • Place of Presentation
      横浜
    • Year and Date
      2014-04-28
    • Data Source
      KAKENHI-PROJECT-24403013

  • [Presentation] Biogenic and abiogenic graphite in banded iron formations of Isua Supracrustal Belt2014
    • Author(s)
      Takeshi Kakegawa
    • Organizer
      Origin 2014
    • Place of Presentation
      奈良
    • Year and Date
      2014-07-09
    • Data Source
      KAKENHI-PROJECT-24403013

  • [Presentation] 南アフリカ・バーバトン地域に産出する約32 億年前の縞状鉄鉱層におけるクロム濃 集の空間的広がり2014
    • Author(s)
      石川宏, 大竹翼, 川井祥二, 佐藤努, 掛川武
    • Organizer
      地球惑星連合大会
    • Place of Presentation
      横浜
    • Year and Date
      2014-04-30
    • Data Source
      KAKENHI-PROJECT-24403013

  • [Presentation] 南アフリカ・バーバトン地域に産出する約32億年前の縞状鉄鉱層におけるクロム濃集の空間的広がり2014
    • Author(s)
      石川 宏, 大竹 翼, 川井 祥二, 佐藤 努, 掛川 武
    • Organizer
      日本地球惑星連合年会
    • Place of Presentation
      横浜
    • Year and Date
      2014-04-30
    • Data Source
      KAKENHI-PROJECT-24244084

  • [Presentation] Cu-Zn ores in 2.7 Ga komatiite-basalt assemblages in Abitibi Greenstone Belt, Canada, and their associations to microbs2014
    • Author(s)
      Takeshi Kakegawa
    • Organizer
      地球惑星連合大会
    • Place of Presentation
      横浜
    • Year and Date
      2014-04-28
    • Data Source
      KAKENHI-PROJECT-24403013

  • [Presentation] 隕石海洋衝突下でのアミノ酸の安定性：生物有機分子の化学進化への応用2014
    • Author(s)
      梅田悠平, 関根利守, 古川善博, 掛川武, 小林敬道
    • Organizer
      地球惑星連合大会
    • Place of Presentation
      横浜
    • Year and Date
      2014-04-30
    • Data Source
      KAKENHI-PROJECT-24403013

  • [Presentation] 隕石衝突での初期海洋中カルサイトと共存するバリンのD/L 変換2014
    • Author(s)
      関根利守1, 高瀬篤志, 古川善博, 掛川武, 小林敬道
    • Organizer
      地球惑星連合大会
    • Place of Presentation
      横浜
    • Year and Date
      2014-04-30
    • Data Source
      KAKENHI-PROJECT-24403013

  • [Presentation] 隕石海洋衝突下でのアミノ酸の安定性: 生物有機分子の化学進化への応用2014
    • Author(s)
      梅田 悠平, 関根 利守, 古川 善博, 掛川 武, 小林 敬道
    • Organizer
      2014地球惑星科学連合大会
    • Place of Presentation
      横浜パシフィコ
    • Data Source
      KAKENHI-PROJECT-24654176

  • [Presentation] 秋田県奥奥八九郎温泉に産する炭酸塩・鉄・シリカ鉱物のSEMおよびTEMによる観察2014
    • Author(s)
      寺島 昇吾, 掛川 武
    • Organizer
      日本地球惑星連合年会
    • Place of Presentation
      横浜
    • Year and Date
      2014-04-30
    • Data Source
      KAKENHI-PROJECT-24244084

  • [Presentation] Discovery of boron-rich metasediments in Isua Supracrustal Belt : RNA genesis in Hadean marine sediments ?2014
    • Author(s)
      Shinpei Mishima, Takeshi Kakegawa
    • Organizer
      Origin 2014
    • Place of Presentation
      奈良
    • Year and Date
      2014-07-10
    • Data Source
      KAKENHI-PROJECT-24403013

  • [Presentation] Chromium Enrichment in sedimentary rocks deposited in shallow water in the 3.2 Ga Moodies Group, South Africa2013
    • Author(s)
      T. Otake, Y. Sakamoto, S. Itoh, H. Yurimoto, and T. Kakegawa
    • Organizer
      Goldschmidt Conference
    • Place of Presentation
      Florence, Italy
    • Data Source
      KAKENHI-PROJECT-24403013

  • [Presentation] Formation of amino acids from carboxylic acid and ammonia by shock wave: implication to chemical evolution in primitive oceans.2013
    • Author(s)
      Y. Furukawa, C. Suzuki, T. Kobayashi, T. Sekine, H. Nakazawa, and T. Kakegawa
    • Organizer
      International Biogeoscience Conference 2013
    • Place of Presentation
      nagoya
    • Data Source
      KAKENHI-PROJECT-24654176

  • [Presentation] 隕石海洋衝突と有機物合成2013
    • Author(s)
      掛川武
    • Organizer
      ウォータージェット学会年会
    • Place of Presentation
      仙台
    • Invited
    • Data Source
      KAKENHI-PROJECT-24244084

  • [Presentation] 隕石海洋衝突によるアラニンの化学進化と酸素分圧の影響2013
    • Author(s)
      梅田悠平、関根利守、古川善博、掛川武、小林敬道
    • Organizer
      地球惑星連合大会
    • Place of Presentation
      幕張、千葉
    • Data Source
      KAKENHI-PROJECT-24244084

  • [Presentation] Mineralogical and geochemical studies of clastic sedimentary rocks of ca. 3.2Ga Moodies Group in Barberton Greenstone Belt, South Africa2013
    • Author(s)
      Shohji Kawai, Takeshi Kakegawa
    • Organizer
      Biogeoscience Conference
    • Place of Presentation
      名古屋
    • Data Source
      KAKENHI-PROJECT-24403013

  • [Presentation] 高温高圧下でのメチオニン重合に対するグリシン及びその分解物の影響: 海洋堆積物内における化学進化の可能性2013
    • Author(s)
      黄叡、古川善博、掛川武
    • Organizer
      地球惑星連合大会
    • Place of Presentation
      幕張、千葉
    • Data Source
      KAKENHI-PROJECT-24244084

  • [Presentation] Formation of simple biomolecules from alanine in ocean by impacts2013
    • Author(s)
      Y. Umeda, T. Sekine, Y. Furukawa, T. Kakegawa, and T. Kobayashi
    • Organizer
      AGU Fall Meeting 2013
    • Place of Presentation
      San Francisco, USA
    • Data Source
      KAKENHI-PROJECT-24654176

  • [Presentation] リボースの安定性に対するホウ酸およびケイ酸の影響2013
    • Author(s)
      古川善博、堀内真愛、新田祥子、掛川武
    • Organizer
      地球化学会年会
    • Place of Presentation
      東京
    • Data Source
      KAKENHI-PROJECT-24244084

  • [Presentation] リボースの安定性に対するホウ酸の影響2013
    • Author(s)
      古川善博、堀内真愛、掛川武
    • Organizer
      地球惑星連合大会
    • Place of Presentation
      幕張、千葉
    • Data Source
      KAKENHI-PROJECT-24244084

  • [Presentation] 秋田県奥奥八九郎温泉に産する炭酸塩鉱物の分布様式とSEMによる形態観察2013
    • Author(s)
      寺島昇吾、掛川武
    • Organizer
      地球惑星連合大会
    • Place of Presentation
      幕張、千葉
    • Data Source
      KAKENHI-PROJECT-24403013

  • [Presentation] 地球が生み、地球が育てた生命2013
    • Author(s)
      掛川武
    • Organizer
      地球惑星連合大会
    • Place of Presentation
      幕張、千葉
    • Invited
    • Data Source
      KAKENHI-PROJECT-24244084

  • [Presentation] 隕石海洋衝突と有機物合成:生命起源のきっかけ2013
    • Author(s)
      掛川武
    • Organizer
      ウォータージェット学会年会
    • Place of Presentation
      仙台(招待講演)
    • Year and Date
      2013-01-25
    • Data Source
      KAKENHI-PROJECT-24403013

  • [Presentation] 隕石海洋衝突によるアラニンの化学進化と酸素分圧の影響2013
    • Author(s)
      梅田悠平、関根利守、古川善博、掛川武、小林敬道
    • Organizer
      地球惑星科学連合2013大会
    • Place of Presentation
      幕張
    • Year and Date
      2013-05-22
    • Data Source
      KAKENHI-PROJECT-24654176

  • [Presentation] 南アフリカバーバートン地域ムーディーズ層(32億年前)砕屑性堆積岩の鉱物学的研究2013
    • Author(s)
      川井祥二、掛川武
    • Organizer
      地球惑星連合大会
    • Place of Presentation
      幕張、千葉
    • Data Source
      KAKENHI-PROJECT-24403013

  • [Presentation] Effects of glycine on oligomerization of methionine under high temperature and high pressure2013
    • Author(s)
      R. Huang, Y. Furukawa, and T. Kakegawa
    • Organizer
      Goldschmidt Conference
    • Place of Presentation
      Florence, Italy
    • Data Source
      KAKENHI-PROJECT-24244084

  • [Presentation] Formation of simple biomolecules from alanine in ocean by impacts2013
    • Author(s)
      Y. Umeda, T. Sekine, Y. Furukawa, T. Kakegawa, and T. Kobayashi
    • Organizer
      AGU 2013 Fall Meeting
    • Place of Presentation
      San Francisco, USA
    • Year and Date
      2013-12-10
    • Data Source
      KAKENHI-PROJECT-24654176

  • [Presentation] Millennial-scale wet and dry climate changes during the last glacial maximum in the south Siberia2013
    • Author(s)
      F.W. Nara, T. Watanabe, T. Kakegawa, K. Minoura, S. Yamasaki, N. Tsuchiya, T. Nakamura, T. Kawai
    • Organizer
      Goldschmidt Conference
    • Place of Presentation
      Florence, Italy
    • Data Source
      KAKENHI-PROJECT-24403013

  • [Presentation] Formation of glycine from carboxylic acid and ammonia by shock conditions: implication to chemical evolution in primitive oceans2013
    • Author(s)
      C. Suzuki, Y. Furukawa, T. Kobayashi, T. Sekine, T. Kakegawa
    • Organizer
      Goldschmidt Conference
    • Place of Presentation
      Florence, Italy
    • Data Source
      KAKENHI-PROJECT-24244084

  • [Presentation] 衝撃波を用いたカルボン酸およびアンモニアからのアミノ酸合成2013
    • Author(s)
      鈴木千月香、古川善博、小林敬道、関根利守、掛川武
    • Organizer
      地球惑星連合大会
    • Place of Presentation
      幕張、千葉
    • Data Source
      KAKENHI-PROJECT-24244084

  • [Presentation] 地球が生み、地球が育てた生命2013
    • Author(s)
      掛川武
    • Organizer
      地球惑星連合大会
    • Place of Presentation
      幕張、千葉
    • Invited
    • Data Source
      KAKENHI-PROJECT-24403013

  • [Presentation] Effects of oxide ions on the stabilization of pentoses2013
    • Author(s)
      Y.Furukawa, M.Horiuchi, S.Nitta, T.Kakegawa
    • Organizer
      Goldschmidt Conference
    • Place of Presentation
      Florence, Italy
    • Data Source
      KAKENHI-PROJECT-24244084

  • [Presentation] モンモリロナイト-グリシン-水混合物を用いた開放系における加圧加熱実験2013
    • Author(s)
      小口健太郎、古川善博、掛川武
    • Organizer
      地球惑星連合大会
    • Place of Presentation
      幕張、千葉
    • Data Source
      KAKENHI-PROJECT-24244084

  • [Presentation] ３８億年前のグラファイトのSTEMのよる観察2013
    • Author(s)
      掛川武
    • Organizer
      地球惑星連合大会
    • Place of Presentation
      幕張、千葉
    • Invited
    • Data Source
      KAKENHI-PROJECT-24244084

  • [Presentation] 五炭糖の分解速度に対するケイ酸の影響2013
    • Author(s)
      新田祥子、古川善博、掛川武
    • Organizer
      地球惑星連合大会
    • Place of Presentation
      幕張、千葉
    • Data Source
      KAKENHI-PROJECT-24244084

  • [Presentation] 隕石海洋衝突によるアラニンの化学進化と酸素分圧の影響2013
    • Author(s)
      梅田悠平、関根利守、古川善博、掛川武、小林敬道
    • Organizer
      2013地球惑星科学連合大会
    • Place of Presentation
      千葉　幕張
    • Data Source
      KAKENHI-PROJECT-24654176

  • [Presentation] Synthesis of an amino acid from carboxylic acid and ammonia with shock wave2013
    • Author(s)
      鈴木 千月香、古川 善博、小林 敬道、関根 利守、掛川 武
    • Organizer
      2013地球惑星科学連合大会
    • Place of Presentation
      千葉　幕張
    • Data Source
      KAKENHI-PROJECT-24654176

  • [Presentation] 西グリーンランドイスア表成岩帯におけるグラファイトの成因と生命の痕跡2013
    • Author(s)
      大友陽子、掛川武、石田章純
    • Organizer
      地球化学会
    • Place of Presentation
      東京
    • Data Source
      KAKENHI-PROJECT-24403013

  • [Presentation] Formation of amino acids from carboxylic acid and ammonia by shock wave : implication to chemical evolution in primitive oceans2013
    • Author(s)
      Y. Furukawa, C. Suzuki, T. Kobayashi, T. Sekine, H. Nakazawa, and T. Kakegawa
    • Organizer
      International Biogeoscience Conference 2013 Nagoya
    • Place of Presentation
      Nagoya
    • Year and Date
      2013-12-03
    • Data Source
      KAKENHI-PROJECT-24654176

  • [Presentation] 遠洋域ペルム紀三畳紀境界層における硫化物硫黄同位体比の挙動2013
    • Author(s)
      高橋聡、海保邦夫、掛川
    • Organizer
      地球惑星連合大会
    • Place of Presentation
      幕張、千葉
    • Data Source
      KAKENHI-PROJECT-24403013

  • [Presentation] Synthesis of an amino acid from carboxylic acid and ammonia with shock wave2013
    • Author(s)
      鈴木千月香、古川善博、小林敬道、関根利守、掛川武
    • Organizer
      地球惑星科学連合2013大会
    • Place of Presentation
      幕張
    • Year and Date
      2013-05-22
    • Data Source
      KAKENHI-PROJECT-24654176

  • [Presentation] ３８億年前のグラファイトのSTEMのよる観察2013
    • Author(s)
      掛川武
    • Organizer
      地球惑星連合大会
    • Place of Presentation
      幕張、千葉
    • Invited
    • Data Source
      KAKENHI-PROJECT-24403013

  • [Presentation] 秋田県北鹿地域に産する泥岩(15-10 Ma)の急激な堆積環境変動:黄鉄鉱含有泥岩の鉱物学的地球化学的研究2012
    • Author(s)
      遠藤美里、山田亮一、掛川武
    • Organizer
      資源地質学会
    • Place of Presentation
      東京
    • Year and Date
      2012-06-28
    • Data Source
      KAKENHI-PROJECT-24403013

  • [Presentation] 隕石衝突と還元ガス生成に対する水蒸気量の影響2012
    • Author(s)
      古川義博、関根利守、掛川武
    • Organizer
      地球化学会
    • Place of Presentation
      博多
    • Data Source
      KAKENHI-PROJECT-24244084

  • [Presentation] 隕石海洋衝突によるバリンのキラリティ－変換2012
    • Author(s)
      高瀬篤志、関根利守、古川善博、掛川武、中沢弘基、小林敬道
    • Organizer
      日本地球惑星科学連合2012年大会
    • Place of Presentation
      幕張
    • Data Source
      KAKENHI-PROJECT-24654176

  • [Presentation] 隕石海洋衝突によるバリンのキラリティ-変換2012
    • Author(s)
      高瀬篤志、関根利守、古川善博、掛川武、中沢弘基、小林敬道
    • Organizer
      日本地球惑星科学連合2012年大会
    • Place of Presentation
      幕張
    • Year and Date
      2012-05-22
    • Data Source
      KAKENHI-PROJECT-24654176

  • [Presentation] Chromium Enrichment in sedimentary rocks deposited in shallow water in the 3.2 Ga Moodies Group, South Africa2012
    • Author(s)
      T. Otake, Y. Sakamoto, S. Itoh, H. Yurimoto, and T. Kakegawa
    • Organizer
      American Geophysical Union
    • Place of Presentation
      San Francisco, U.S.A.
    • Year and Date
      2012-12-05
    • Data Source
      KAKENHI-PROJECT-24403013

  • [Presentation] 水曜海山海底熱水活動域における有機物窒素同位体と特異的形状を有した硫化鉱物:YK11-06速報2012
    • Author(s)
      掛川武, 中畑良紹, 長谷川樹, 橋爪光, 花田智, 森浩二
    • Organizer
      ブルーアース2012
    • Place of Presentation
      東京
    • Year and Date
      2012-02-23
    • Data Source
      KAKENHI-PROJECT-21403009

  • [Presentation] Chiral chages of simple amino acides in early Earth'ocean by meteorite impacts : Experimental simulations2012
    • Author(s)
      T.Takase, T. Sekine, Y. Furukawa, and T.Kakegawa
    • Organizer
      AGU 2012 Fall Meeting
    • Place of Presentation
      San Francisco, USA
    • Year and Date
      2012-12-04
    • Data Source
      KAKENHI-PROJECT-24654176

  • [Presentation] 隕石衝突と還元ガス生成に対する水蒸気量の影響2012
    • Author(s)
      古川善博、鮫島太郎、中沢弘基、掛川武
    • Organizer
      地球化学会年会
    • Place of Presentation
      博多
    • Year and Date
      2012-09-13
    • Data Source
      KAKENHI-PROJECT-24403013

  • [Presentation] 北鹿地域にみられる珪質堆積物中のレアアースパターンと堆積環境変遷2012
    • Author(s)
      大竹翼、山田亮一、鈴木稜平、掛川武
    • Organizer
      地球化学会年会
    • Place of Presentation
      博多
    • Year and Date
      2012-09-13
    • Data Source
      KAKENHI-PROJECT-24403013

  • [Presentation] Dynamics of the Earth and life's origin: fate of life to face geo-hazards2012
    • Author(s)
      Kakegawa T.
    • Organizer
      Global COE final symposium
    • Place of Presentation
      Sendai(招待講演)
    • Year and Date
      2012-09-28
    • Data Source
      KAKENHI-PROJECT-24403013

  • [Presentation] 海洋衝突生成単純アミノ酸（グリシン，アラニン）に対しての衝突進化過程2012
    • Author(s)
      梅田悠平、福永奈央、関根利守、古川善博、掛川武、中沢弘基、小林敬道
    • Organizer
      日本地球惑星科学連合2012年大会
    • Place of Presentation
      幕張
    • Data Source
      KAKENHI-PROJECT-24654176

  • [Presentation] 海洋衝突生成単純アミノ酸(グリシン,アラニン)に対しての衝突進化過程2012
    • Author(s)
      梅田悠平、福永奈央、関根利守、古川善博、掛川武、中沢弘基、小林敬道
    • Organizer
      日本地球惑星科学連合2012年大会
    • Place of Presentation
      幕張
    • Year and Date
      2012-05-22
    • Data Source
      KAKENHI-PROJECT-24654176

  • [Presentation] 水曜海山海底熱水活動域における有機物窒素同位体と特異的形状を有した硫化鉱物2012
    • Author(s)
      掛川武, 中畑良紹, 長谷川樹, 橋爪光, 花田智, 森浩二
    • Organizer
      YK11-06速報. ブルーアース2012
    • Place of Presentation
      東京
    • Year and Date
      2012-02-23
    • Data Source
      KAKENHI-PROJECT-22654063

  • [Presentation] Chromium Enrichment in sedimentary rocks deposited in shallow water in the 3.2 Ga Moodies Group, South Africa2012
    • Author(s)
      Tsubasa Ohtake, KakegawTakeshi
    • Organizer
      American Geophysical Union
    • Place of Presentation
      San Fransisco, U.S.A.
    • Data Source
      KAKENHI-PROJECT-24244084

  • [Presentation] Chiral chages of simple amino acides in early Earth’ ocean by meteorite impacts: Experimental simulations2012
    • Author(s)
      T.Takase, T. Sekine, Y. Furukawa, and T. Kakegawa
    • Organizer
      AGU 2012 Fall Meeting
    • Place of Presentation
      San Francisco（アメリカ）
    • Data Source
      KAKENHI-PROJECT-24654176

  • [Presentation] Dynamics of the Earth and life’s origin: fate of life to face geo-hazards2012
    • Author(s)
      Takeshi Kakegawa
    • Organizer
      Global COE Final Symposium
    • Place of Presentation
      Sendai
    • Invited
    • Data Source
      KAKENHI-PROJECT-24244084

  • [Presentation] Meteorite impacts on the early Earth and origin of life2012
    • Author(s)
      Yoshihiro Furukawa, Toshimori Sekine, Takeshi Kakegawa
    • Organizer
      Global COE Final Symposium
    • Place of Presentation
      Sendai
    • Invited
    • Data Source
      KAKENHI-PROJECT-24244084

  • [Presentation] 北鹿地域西観音堂黒鉱堆積物中に産する黄鉄鉱球晶:水曜海山との比較2012
    • Author(s)
      長谷川樹、山田亮一、掛川武
    • Organizer
      資源地質学会
    • Place of Presentation
      東京
    • Year and Date
      2012-06-28
    • Data Source
      KAKENHI-PROJECT-24403013

  • [Presentation] 水曜海山海底熱水活動域における有機物窒素同位体と特異的形状を有した硫化鉱物:YK11-06速報2012
    • Author(s)
      掛川武, 中畑良紹, 長谷川樹, 橋爪光, 花田智, 森浩二
    • Organizer
      ブルーアース2011
    • Place of Presentation
      東京海洋大学、東京
    • Year and Date
      2012-02-23
    • Data Source
      KAKENHI-PROJECT-21403009

  • [Presentation] バリン重合反応に対する圧力の影響2011
    • Author(s)
      古川善博, 大竹翼, 中沢弘基, 掛川武
    • Organizer
      地球化学会
    • Place of Presentation
      札幌
    • Year and Date
      2011-09-14
    • Data Source
      KAKENHI-PROJECT-22654063

  • [Presentation] Origin of chromite found in chemical and clastic sedimentary rocks of the 3.2 Ga Moodies Group, South Africa2011
    • Author(s)
      Otake T., Sakamoto Y., Kakegawa T.
    • Organizer
      Goldschmidt会議2011
    • Place of Presentation
      プラハ、チェコ共和国
    • Year and Date
      2011-08-16
    • Data Source
      KAKENHI-PROJECT-21403009

  • [Presentation] Oligomerization of valine under high temperature and high pressure conditions. ISSOL and Bioastronomy2011
    • Author(s)
      Y. Furukawa, Otake T., Ishiguro T., Nakazawa H., Kakegawa T.
    • Organizer
      Joint International Conference
    • Place of Presentation
      Montpellier, France
    • Year and Date
      2011-07-04
    • Data Source
      KAKENHI-PROJECT-21244080

  • [Presentation] ペルム紀末の大量絶滅とその回復期の遠洋環境の復元2011
    • Author(s)
      高橋聡, 海保邦夫, 山北聡, 大庭雅寛, 掛川武, 渡邊隆広, 山崎慎一, 小川泰正, 木村和彦, 土屋範芳, 吉田武義, 坂田将, 鈴木紀毅, 永広昌之
    • Organizer
      地球化学会
    • Place of Presentation
      札幌
    • Year and Date
      2011-09-14
    • Data Source
      KAKENHI-PROJECT-21403009

  • [Presentation] カナダ・Lumby Lake地域に産する30億年前堆積岩の地質学的・地質学的研究2011
    • Author(s)
      横田和也, 掛川武
    • Organizer
      日本地球惑星科学連合大会
    • Place of Presentation
      幕張、千葉
    • Year and Date
      2011-05-23
    • Data Source
      KAKENHI-PROJECT-22654063

  • [Presentation] 高温高圧条件下における固体アミノ酸の安定性と重合反応2011
    • Author(s)
      大竹翼、谷口尚、古川善博、中沢弘基、掛川武
    • Organizer
      地球化学会
    • Place of Presentation
      札幌、北海道
    • Year and Date
      2011-09-15
    • Data Source
      KAKENHI-PROJECT-22654063

  • [Presentation] バリン重合反応に対する圧力の影響2011
    • Author(s)
      古川善博, 大竹翼, 中沢弘基, 掛川武
    • Organizer
      地球化学会
    • Place of Presentation
      札幌
    • Year and Date
      2011-09-14
    • Data Source
      KAKENHI-PROJECT-21244080

  • [Presentation] 初期地球環境下リボース生成反応におけるホウ酸の影響2011
    • Author(s)
      堀内真愛, 古川善博, 掛川武
    • Organizer
      地球化学会
    • Place of Presentation
      札幌
    • Year and Date
      2011-09-15
    • Data Source
      KAKENHI-PROJECT-21244080

  • [Presentation] 初期地球環境下リボース生成反応におけるホウ酸の影響2011
    • Author(s)
      堀内真愛・古川善博・掛川武
    • Organizer
      地球化学会
    • Place of Presentation
      札幌、北海道
    • Year and Date
      2011-09-15
    • Data Source
      KAKENHI-PROJECT-21244080

  • [Presentation] カナダ・Lumby Lake地域における30億年前堆積岩の地質学的地球化学的研究2011
    • Author(s)
      横田和也、掛川武
    • Organizer
      地球化学会
    • Place of Presentation
      札幌
    • Year and Date
      2011-09-14
    • Data Source
      KAKENHI-PROJECT-22654063

  • [Presentation] New evidence of early life found in > 3. 74Ga meta-sedimentary rocks of Isua Supracrustal Belt2011
    • Author(s)
      T. Kakegawa
    • Organizer
      Greenland. ISSOL and Bioastronomy, Joint International Conference
    • Place of Presentation
      Montpellier, France
    • Year and Date
      2011-07-04
    • Data Source
      KAKENHI-PROJECT-21244080

  • [Presentation] ペルム紀末、遠洋域深海相の硫化物硫黄同位体比変動2011
    • Author(s)
      高橋聡, 海保邦夫, 渡邊隆広, 掛川武, 大庭雅寛
    • Organizer
      日本地球惑星連合2011年大会
    • Place of Presentation
      幕張、千葉
    • Year and Date
      2011-05-23
    • Data Source
      KAKENHI-PROJECT-21403009

  • [Presentation] 秋田県西観音堂黒鉱堆積物中に産する黄鉄鉱球晶の鉱物学的および地球化学的研究2011
    • Author(s)
      長谷川樹, 山田亮一, 大竹翼, 掛川武
    • Year and Date
      2011-05-24
    • Data Source
      KAKENHI-PROJECT-21403009

  • [Presentation] バリン重合反応に対する圧力の影響2011
    • Author(s)
      古川善博、大竹翼、中沢弘基、掛川武
    • Organizer
      地球化学会
    • Place of Presentation
      札幌、北海道
    • Year and Date
      2011-09-14
    • Data Source
      KAKENHI-PROJECT-22654063

  • [Presentation] Experimental and geological link for prebiotic peptide and ribose formation2011
    • Author(s)
      T. Kakegawa
    • Organizer
      日本地球惑星科学連合大会
    • Place of Presentation
      幕張、千葉
    • Year and Date
      2011-05-23
    • Data Source
      KAKENHI-PROJECT-21244080

  • [Presentation] 秋田県北鹿地域黒鉱に伴うケロジェン中の炭素・窒素安定同位体組成2011
    • Author(s)
      中畑良紹, 山田亮一, 掛川武
    • Organizer
      地球化学会
    • Place of Presentation
      札幌、北海道
    • Year and Date
      2011-09-14
    • Data Source
      KAKENHI-PROJECT-21403009

  • [Presentation] Experimental and geological link for prebiotic peptide and ribose formation2011
    • Author(s)
      Takeshi Kakegawa
    • Organizer
      日本地球惑星連合2011年大会
    • Place of Presentation
      幕張、千葉
    • Year and Date
      2011-05-23
    • Data Source
      KAKENHI-PROJECT-21403009

  • [Presentation] Oligomerization of valine under high temperature and high pressure conditions2011
    • Author(s)
      Furukawa Y., Otake T., Ishiguro T., Nakazawa H., Kakegawa T.
    • Organizer
      ISSOL and Bioastronomy, Joint International Conference
    • Place of Presentation
      モンペリエ、フランス
    • Year and Date
      2011-07-04
    • Data Source
      KAKENHI-PROJECT-22654063

  • [Presentation] Experimental and geological link for prebiotic peptide and ribose formation2011
    • Author(s)
      T. Kakegawa
    • Organizer
      日本地球惑星科学連合大会
    • Place of Presentation
      幕張、千葉
    • Year and Date
      2011-05-23
    • Data Source
      KAKENHI-PROJECT-21403009

  • [Presentation] 高温高圧環境におけるバリンペプチド生成2011
    • Author(s)
      古川善博、石黒崇人、大竹翼、中沢弘基、掛川武
    • Organizer
      日本地球惑星連合2011年大会
    • Place of Presentation
      幕張、千葉
    • Year and Date
      2011-05-23
    • Data Source
      KAKENHI-PROJECT-22654063

  • [Presentation] カナダ・Lumby Lake地域における30億年前堆積岩の地質学的地球化学的研究2011
    • Author(s)
      横田和也, 掛川武
    • Organizer
      地球化学会
    • Place of Presentation
      札幌、北海道
    • Year and Date
      2011-09-14
    • Data Source
      KAKENHI-PROJECT-21403009

  • [Presentation] New evidence of early life found in >3.74Ga meta-sedimentary rocks of Isua Supracrustal Belt, Greenland2011
    • Author(s)
      Kakegawa T.
    • Organizer
      ISSOL and Bioastronomy, Joint International Conference
    • Place of Presentation
      モンペリエ、フランス
    • Year and Date
      2011-07-04
    • Data Source
      KAKENHI-PROJECT-21403009

  • [Presentation] 高温高圧環境におけるバリンペプチド生成2011
    • Author(s)
      古川善博, 石黒崇人, 大竹翼, 中沢弘基, 掛川武
    • Organizer
      日本地球惑星科学連合大会
    • Place of Presentation
      幕張、千葉
    • Year and Date
      2011-05-23
    • Data Source
      KAKENHI-PROJECT-21244080

  • [Presentation] 段階燃焼法によって明らかにされた初期原生代有機物窒素同位体比の2相性2011
    • Author(s)
      石田章純、橋爪光、掛川武
    • Organizer
      2011年度日本地球化学会年会
    • Place of Presentation
      北海道大学、北海道
    • Year and Date
      2011-09-15
    • Data Source
      KAKENHI-PROJECT-21403009

  • [Presentation] 海洋衝突生成有機分子の衝突進化過程2011
    • Author(s)
      福永奈央, 関根利守, 泉俊輔, 古川善博, 掛川武, 小林敬道
    • Organizer
      日本地球惑星科学連合大会
    • Place of Presentation
      幕張、千葉
    • Year and Date
      2011-05-23
    • Data Source
      KAKENHI-PROJECT-21244080

  • [Presentation] New evidence of early life found in > 3. 74Ga meta-sedimentary rocks of Isua Supracrustal Belt2011
    • Author(s)
      T. Kakegawa
    • Organizer
      Greenland. ISSOL and Bioastronomy, Joint International Conference
    • Place of Presentation
      Montpellier, France
    • Year and Date
      2011-07-04
    • Data Source
      KAKENHI-PROJECT-21403009

  • [Presentation] カナダ・Lumby Lake地域に産する30億年前堆積岩の地質学的・地質学的研究2011
    • Author(s)
      横田和也, 掛川武
    • Organizer
      日本地球惑星科学連合大会
    • Place of Presentation
      幕張、千葉
    • Year and Date
      2011-05-23
    • Data Source
      KAKENHI-PROJECT-21403009

  • [Presentation] Experimental and geological link for prebiotic peptide and ribose formation2011
    • Author(s)
      Takeshi Kakegawa
    • Organizer
      日本地球惑星連合2011年大会
    • Place of Presentation
      幕張、千葉
    • Year and Date
      2011-05-23
    • Data Source
      KAKENHI-PROJECT-22654063

  • [Presentation] 秋田県北鹿地域黒鉱に伴うケロジェン中の炭素・窒素安定同位体組成2011
    • Author(s)
      中畑良紹, 山田亮一, 掛川武
    • Organizer
      地球化学会
    • Place of Presentation
      札幌
    • Year and Date
      2011-09-15
    • Data Source
      KAKENHI-PROJECT-21403009

  • [Presentation] 窒素、炭素、硫黄の同位体比から推定されるカナダ・ガンフリント層に記録された19億年前の特異な海洋環境と微生物活動2011
    • Author(s)
      石田章純、橋爪光、掛川武
    • Organizer
      日本地球惑星科学連合2011年度連合大会
    • Place of Presentation
      幕張、千葉
    • Year and Date
      2011-05-23
    • Data Source
      KAKENHI-PROJECT-21403009

  • [Presentation] Experimental and geological link for prebiotic peptide and ribose formation2011
    • Author(s)
      Takeshi Kakegawa
    • Organizer
      日本地球惑星連合2011年大会
    • Place of Presentation
      幕張、千葉
    • Year and Date
      2011-05-23
    • Data Source
      KAKENHI-PROJECT-21244080

  • [Presentation] 高温高圧条件下における固体アミノ酸の安定性と重合反応2011
    • Author(s)
      大竹翼、谷口尚、古川善博、中沢弘基、掛川武
    • Organizer
      地球化学会
    • Place of Presentation
      札幌、北海道
    • Year and Date
      2011-09-15
    • Data Source
      KAKENHI-PROJECT-21244080

  • [Presentation] Stability of amino acids and their oligomerization under high pressure conditions2011
    • Author(s)
      Otake T., Taniguchi T., Furukawa Y., Nakazawa H. and T. Kakegawa
    • Organizer
      ISSOL and Bioastronomy, Joint International Conference
    • Place of Presentation
      Montpellier, France
    • Year and Date
      2011-07-04
    • Data Source
      KAKENHI-PROJECT-22654063

  • [Presentation] 初期地球環境化ホルモース反応実験と中間生成物および糖の液体クロマトグラフ質量分析計による分析法の開発2011
    • Author(s)
      堀内真愛、古川善博、大竹翼、掛川武
    • Organizer
      日本地球惑星連合2011年大会
    • Place of Presentation
      幕張、千葉
    • Year and Date
      2011-05-23
    • Data Source
      KAKENHI-PROJECT-21244080

  • [Presentation] Oligomerization of valine under high temperature and high pressure conditions2011
    • Author(s)
      Y. Furukawa, Otake T., Ishiguro T., Nakazawa H., Kakegawa T.
    • Organizer
      ISSOL and Bioastronomy, Joint International Conference
    • Place of Presentation
      Montpellier, France
    • Year and Date
      2011-07-04
    • Data Source
      KAKENHI-PROJECT-22654063

  • [Presentation] 南アフリカ・バーバートン地域の32億年前砕屑性及び化学性堆積岩中にみられる磁鉄鉱とクロム鉄鉱の起源2011
    • Author(s)
      坂本祐樹, 掛川武, 大竹翼
    • Organizer
      地球化学会
    • Place of Presentation
      札幌、北海道
    • Year and Date
      2011-09-15
    • Data Source
      KAKENHI-PROJECT-21403009

  • [Presentation] バリン重合反応に対する圧力の影響2011
    • Author(s)
      古川善博、大竹翼、中沢弘基、掛川武
    • Organizer
      地球化学会
    • Place of Presentation
      札幌、北海道
    • Year and Date
      2011-09-14
    • Data Source
      KAKENHI-PROJECT-21244080

  • [Presentation] カナダ・Lumby Lake地域における30億年前堆積岩の地質学的地球化学的研究2011
    • Author(s)
      横田和也、掛川武
    • Organizer
      地球化学会
    • Place of Presentation
      札幌
    • Year and Date
      2011-09-14
    • Data Source
      KAKENHI-PROJECT-21403009

  • [Presentation] 秋田県北鹿地域に産する泥岩(15-10Ma)中の黄鉄鉱の産状から推定される古日本海低層環境変動2011
    • Author(s)
      遠藤美里, 山田亮一, 大竹翼, 掛川武
    • Organizer
      地球化学会
    • Place of Presentation
      札幌、北海道
    • Year and Date
      2011-09-14
    • Data Source
      KAKENHI-PROJECT-21403009

  • [Presentation] 南アフリカ・バーバートン地域の32億年前砕屑性及び化学性堆積岩中にみられる磁鉄鉱とクロム鉄鉱の起源2011
    • Author(s)
      坂本祐樹, 掛川武, 大竹翼
    • Organizer
      地球化学会
    • Place of Presentation
      札幌
    • Year and Date
      2011-09-15
    • Data Source
      KAKENHI-PROJECT-22654063

  • [Presentation] 初期地球環境化ホルモース反応実験と中間生成物および糖の液体クロマトグラフ質量分析計による分析法の開発2011
    • Author(s)
      堀内真愛、古川善博、大竹翼、掛川武
    • Organizer
      日本地球惑星連合2011年大会
    • Place of Presentation
      幕張、千葉
    • Year and Date
      2011-05-23
    • Data Source
      KAKENHI-PROJECT-22654063

  • [Presentation] 段階燃焼法によって明らかにされた初期原生代有機物窒素同位体比の2相性2011
    • Author(s)
      石田章純、橋爪光、掛川武
    • Organizer
      2011年度日本地球化学会年会
    • Place of Presentation
      北海道大学、北海道
    • Year and Date
      2011-09-15
    • Data Source
      KAKENHI-PROJECT-22654063

  • [Presentation] 32億年前に存在した酸化的な海洋表層環境の痕跡2011
    • Author(s)
      坂本祐樹, 大竹翼, 掛川武
    • Organizer
      日本地球惑星連合2011年大会
    • Place of Presentation
      幕張、千葉
    • Year and Date
      2011-05-23
    • Data Source
      KAKENHI-PROJECT-21403009

  • [Presentation] ペルム紀末の大量絶滅とその回復期の遠洋環境の復元2011
    • Author(s)
      高橋聡, 海保邦夫, 山北聡, 大庭雅寛, 掛川武, 渡邊隆広, 山崎慎一, 小川泰正, 木村和彦, 土屋範芳, 吉田武義, 坂田将, 鈴木紀毅, 永広昌之
    • Organizer
      地球化学会
    • Place of Presentation
      札幌、北海道
    • Year and Date
      2011-09-14
    • Data Source
      KAKENHI-PROJECT-21403009

  • [Presentation] カナダ・Lumby Lake地域に産する30億年前堆積岩の地質学的・地質学的研究2011
    • Author(s)
      横田和也, 掛川武
    • Organizer
      日本地球惑星連合2011年大会
    • Place of Presentation
      幕張、千葉
    • Year and Date
      2011-05-23
    • Data Source
      KAKENHI-PROJECT-21403009

  • [Presentation] 初期地球環境化ホルモース反応実験と中間生成物および糖の液体クロマトグラフ質量分析計による分析法の開発2011
    • Author(s)
      堀内真愛, 古川善博, 大竹翼, 掛川武
    • Organizer
      日本地球惑星科学連合大会
    • Place of Presentation
      幕張、千葉
    • Year and Date
      2011-05-23
    • Data Source
      KAKENHI-PROJECT-22654063

  • [Presentation] 32億年前に存在した酸化的な海洋表層環境の痕跡2011
    • Author(s)
      坂本祐樹, 大竹翼, 掛川武
    • Organizer
      日本地球惑星科学連合大会
    • Place of Presentation
      幕張、千葉
    • Year and Date
      2011-05-23
    • Data Source
      KAKENHI-PROJECT-22654063

  • [Presentation] New evidence of early life found in > 3. 74Ga meta-sedimentary rocks of Isua Supracrustal Belt, Greenland2011
    • Author(s)
      T. Kakegawa
    • Organizer
      ISSOL and Bioastronomy, Joint International Conference
    • Place of Presentation
      Montpellier, France
    • Year and Date
      2011-07-04
    • Data Source
      KAKENHI-PROJECT-22654063

  • [Presentation] 南アフリカ・バーバートン地域の32億年前砕屑性及び化学性堆積岩中にみられる磁鉄鉱とクロム鉄鉱の起源2011
    • Author(s)
      坂本祐樹, 掛川武, 大竹翼
    • Organizer
      地球化学会
    • Place of Presentation
      札幌
    • Year and Date
      2011-09-15
    • Data Source
      KAKENHI-PROJECT-21403009

  • [Presentation] 海洋衝突生成有機分子の衝突進化過程2011
    • Author(s)
      福永奈央, 関根利守, 泉俊輔, 古川善博, 掛川武, 小林敬道, 中沢弘基
    • Organizer
      日本地球惑星科学連合大会
    • Place of Presentation
      幕張、千葉
    • Year and Date
      2011-05-23
    • Data Source
      KAKENHI-PROJECT-22654063

  • [Presentation] Experimental and geological link for prebiotic peptide and ribose formation2011
    • Author(s)
      T. Kakegawa
    • Organizer
      日本地球惑星科学連合大会
    • Place of Presentation
      幕張、千葉
    • Year and Date
      2011-05-23
    • Data Source
      KAKENHI-PROJECT-22654063

  • [Presentation] 窒素、炭素、硫黄の同位体比から推定されるカナダ・ガンフリント層に記録された19億年前の特異な海洋環境と微生物活動2011
    • Author(s)
      石田章純, 橋爪光, 大庭雅寛, 掛川武
    • Organizer
      日本地球惑星連合2011年大会
    • Place of Presentation
      幕張、千葉
    • Year and Date
      2011-05-24
    • Data Source
      KAKENHI-PROJECT-21403009

  • [Presentation] 高温高圧環境におけるバリンペプチド生成2011
    • Author(s)
      古川善博、石黒崇人、大竹翼、中沢弘基、掛川武
    • Organizer
      日本地球惑星連合2011年大会
    • Place of Presentation
      幕張、千葉
    • Year and Date
      2011-05-23
    • Data Source
      KAKENHI-PROJECT-21244080

  • [Presentation] Stability of amino acids and their oligomerization under high pressure conditions2011
    • Author(s)
      Otake T., Taniguchi T., Furukawa Y., Nakazawa H., Kakegawa T.
    • Organizer
      ISSOL and Bioastronomy, Joint International Conference
    • Place of Presentation
      モンペリエ、フランス
    • Year and Date
      2011-07-04
    • Data Source
      KAKENHI-PROJECT-21244080

  • [Presentation] 高温高圧環境におけるバリンペプチド生成2011
    • Author(s)
      古川善博, 石黒崇人, 大竹翼, 中沢弘基, 掛川武
    • Organizer
      日本地球惑星科学連合大会
    • Place of Presentation
      幕張、千葉
    • Year and Date
      2011-05-23
    • Data Source
      KAKENHI-PROJECT-22654063

  • [Presentation] 高温高圧条件下における固体アミノ酸の安定性と重合反応2011
    • Author(s)
      大竹翼, 谷口尚, 古川善博, 中沢弘基, 掛川武
    • Organizer
      地球化学会
    • Place of Presentation
      札幌
    • Year and Date
      2011-09-15
    • Data Source
      KAKENHI-PROJECT-22654063

  • [Presentation] 秋田県北鹿地域に産する泥岩(15-10 Ma)中フランボイダル黄鉄鉱の産状と堆積環境変動との関係2011
    • Author(s)
      遠藤美里, 山田亮一, 大竹翼, 掛川武
    • Place of Presentation
      千葉、幕張
    • Year and Date
      2011-05-24
    • Data Source
      KAKENHI-PROJECT-21403009

  • [Presentation] 秋田県北鹿地域に産する泥岩(15-10Ma)中の黄鉄鉱の産状から推定される古日本海低層環境変動2011
    • Author(s)
      遠藤美里, 山田亮一, 大竹翼, 掛川武
    • Organizer
      地球化学会
    • Place of Presentation
      札幌
    • Year and Date
      2011-09-15
    • Data Source
      KAKENHI-PROJECT-21403009

  • [Presentation] 海洋衝突生成有機分子の衝突進化過程2011
    • Author(s)
      福永奈央、関根利守、泉俊輔、古川善博、掛川武、小林敬道、中沢弘基
    • Organizer
      日本地球惑星連合2011年大会
    • Place of Presentation
      幕張、千葉
    • Year and Date
      2011-05-23
    • Data Source
      KAKENHI-PROJECT-21244080

  • [Presentation] 初期地球環境下リボース生成反応におけるホウ酸の影響2011
    • Author(s)
      堀内真愛・古川善博・掛川武
    • Organizer
      地球化学会
    • Place of Presentation
      札幌、北海道
    • Year and Date
      2011-09-15
    • Data Source
      KAKENHI-PROJECT-22654063

  • [Presentation] 秋田県西観音堂黒鉱堆積物中に産する球状黄鉄鉱の鉱物学的2011
    • Author(s)
      長谷川樹, 山田亮一, 大竹翼, 掛川武
    • Organizer
      地球化学的研究、資源地質学会
    • Place of Presentation
      東京
    • Year and Date
      2011-06-24
    • Data Source
      KAKENHI-PROJECT-21403009

  • [Presentation] Stability of amino acids and their oligomerization under high pressure conditions2011
    • Author(s)
      Otake T., Taniguehi T., Furukawa Y., Nakazawa H., Kakegawa T.
    • Organizer
      ISSOL and Bioastronomy, Joint International Conference
    • Place of Presentation
      モンペリエ、フランス
    • Year and Date
      2011-07-04
    • Data Source
      KAKENHI-PROJECT-22654063

  • [Presentation] 秋田県西観音堂黒鉱堆積物中に産する黄鉄鉱球晶の鉱物学的および地球化学的研究2011
    • Author(s)
      長谷川樹, 山田亮一, 大竹翼, 掛川武
    • Organizer
      日本地球惑星連合2011年大会
    • Place of Presentation
      幕張、千葉
    • Year and Date
      2011-05-24
    • Data Source
      KAKENHI-PROJECT-21403009

  • [Presentation] 秋田県西観音堂黒鉱堆積物中に産する球状黄鉄鉱の鉱物学的,地球化学的研究2011
    • Author(s)
      長谷川樹, 山田亮一, 大竹翼, 掛川武
    • Organizer
      資源地質学会
    • Place of Presentation
      東京大学、東京
    • Year and Date
      2011-06-24
    • Data Source
      KAKENHI-PROJECT-21403009

  • [Presentation] 初期地球環境下リボース生成反応におけるホウ酸の影響2011
    • Author(s)
      堀内真愛, 古川善博, 掛川武
    • Organizer
      地球化学会
    • Place of Presentation
      札幌
    • Year and Date
      2011-09-15
    • Data Source
      KAKENHI-PROJECT-22654063

  • [Presentation] 高温高圧条件下における固体アミノ酸の安定性と重合反応2011
    • Author(s)
      大竹翼, 谷口尚, 古川善博, 中沢弘基, 掛川武
    • Organizer
      地球化学会
    • Place of Presentation
      札幌
    • Year and Date
      2011-09-15
    • Data Source
      KAKENHI-PROJECT-21244080

  • [Presentation] Stability of amino acids and their oligomerization under high pressure conditions. ISSOL and Bioastronomy2011
    • Author(s)
      Otake T., Taniguchi T., Furukawa Y., Nakazawa H. and T. Kakegawa
    • Organizer
      Joint International Conference
    • Place of Presentation
      Montpellier, France
    • Year and Date
      2011-07-04
    • Data Source
      KAKENHI-PROJECT-21244080

  • [Presentation] 秋田県北鹿地域に産する泥岩(15-10Ma)中フランボイダル黄鉄鉱の産状と堆積環境変動との関係2011
    • Author(s)
      遠藤美里, 山田亮一, 大竹翼, 掛川武
    • Organizer
      日本地球惑星連合2011年大会
    • Place of Presentation
      幕張、千葉
    • Year and Date
      2011-05-24
    • Data Source
      KAKENHI-PROJECT-21403009

  • [Presentation] 初期地球環境化ホルモース反応実験と中間生成物および糖の液体クロマトグラフ質量分析計による分析法の開発2011
    • Author(s)
      堀内真愛, 古川善博, 大竹翼, 掛川武
    • Organizer
      日本地球惑星科学連合大会
    • Place of Presentation
      幕張、千葉
    • Year and Date
      2011-05-23
    • Data Source
      KAKENHI-PROJECT-21244080

  • [Presentation] Oligomerization of valine under high temperature and high pressure conditions2011
    • Author(s)
      Furukawa Y., Otake T., Ishiguro T., Nakazawa H., Kakegawa T.
    • Organizer
      ISSOL and Bioastronomy, Joint International Conference
    • Place of Presentation
      モンペリエ、フランス
    • Year and Date
      2011-07-04
    • Data Source
      KAKENHI-PROJECT-21244080

  • [Presentation] ペルム紀末、遠洋域深海相の硫化物硫黄同位体比変動2011
    • Author(s)
      高橋聡, 海保邦夫, 渡邊隆広, 掛川武, 大庭雅寛
    • Organizer
      日本地球惑星科学連合大会
    • Place of Presentation
      幕張、千葉
    • Year and Date
      2011-05-22
    • Data Source
      KAKENHI-PROJECT-21403009

  • [Presentation] 生命起源に関する化学進化の問題点2010
    • Author(s)
      掛川武
    • Organizer
      第3回日本アストロバイオロジーネットワーク会議
    • Place of Presentation
      多摩永山情報教育センター(東京都)(招待講演)
    • Year and Date
      2010-09-30
    • Data Source
      KAKENHI-PROJECT-21340162

  • [Presentation] 生命の起源・進化とディープカーボンサイクルとの関係2010
    • Author(s)
      掛川武
    • Organizer
      日本地球惑星科学連合大会
    • Place of Presentation
      幕張、千葉(招待講演)
    • Year and Date
      2010-05-27
    • Data Source
      KAKENHI-PROJECT-21244080

  • [Presentation] Stability of amino acids and peptides during diagenesis on the early Earth2010
    • Author(s)
      Otake, T., Taniguchi, T., Furukawa, Y., Nakazawa, H., Kakegawa.T.
    • Organizer
      Goldschmidt Conference
    • Place of Presentation
      Tennessee, USA
    • Year and Date
      2010-06-18
    • Data Source
      KAKENHI-PROJECT-22654063

  • [Presentation] 初期地球における続成作用中のアミノ酸およびペプチドの安定性2010
    • Author(s)
      大竹翼、古川善博、掛川武
    • Organizer
      日本地球惑星科学連合大会
    • Place of Presentation
      幕張、千葉
    • Year and Date
      2010-05-24
    • Data Source
      KAKENHI-PROJECT-22654063

  • [Presentation] 隕石の後期中爆撃による有機物の生成2010
    • Author(s)
      古川義博、大庭雅寛、関根利守、掛川武、中沢弘基
    • Organizer
      高圧討論会
    • Place of Presentation
      仙台、宮城
    • Year and Date
      2010-10-21
    • Data Source
      KAKENHI-PROJECT-21244080

  • [Presentation] Pressure effects on peptide formation : implication to chemical evolution for origin of life2010
    • Author(s)
      Kakegawa T
    • Organizer
      AbSciCon Conference
    • Place of Presentation
      Huston, USA
    • Year and Date
      2010-04-26
    • Data Source
      KAKENHI-PROJECT-21403009

  • [Presentation] ホウ素はバイオマーカーとなりうるか? :イスアからの報告2010
    • Author(s)
      掛川武
    • Organizer
      日本地球惑星科学連合大会
    • Place of Presentation
      幕張、千葉
    • Year and Date
      2010-05-25
    • Data Source
      KAKENHI-PROJECT-21244080

  • [Presentation] 初期地球における海洋堆積物中でのアミノ酸の安定性と重合反応2010
    • Author(s)
      大竹翼, 谷口尚, 古川善博, 中沢弘基, 掛川武
    • Organizer
      高圧討論会
    • Place of Presentation
      仙台、宮城
    • Year and Date
      2010-10-21
    • Data Source
      KAKENHI-PROJECT-21244080

  • [Presentation] 初期地球における続成作用中のアミノ酸およびペプチドの安定性2010
    • Author(s)
      大竹翼、古川善博、掛川武
    • Organizer
      日本地球惑星科学連合大会
    • Place of Presentation
      幕張、千葉
    • Year and Date
      2010-05-24
    • Data Source
      KAKENHI-PROJECT-21244080

  • [Presentation] 隕石の後期中爆撃による有機物の生成2010
    • Author(s)
      古川善博、大庭雅寛、関根利守、掛川武、中沢弘基
    • Organizer
      日本地球惑星科学連合大会
    • Place of Presentation
      幕張、千葉
    • Year and Date
      2010-05-24
    • Data Source
      KAKENHI-PROJECT-22654063

  • [Presentation] Variety of organic compounds synthesized by ocean impacts on the early Earth2010
    • Author(s)
      Furukawa, Y., Sekine, T., Oba M., Kakegawa, T., Nakazawa, H.
    • Organizer
      Astrobiology Conference
    • Place of Presentation
      League City, Texas(USA)
    • Data Source
      KAKENHI-PROJECT-21340162

  • [Presentation] 阻石の後期中爆撃による有機物の生成2010
    • Author(s)
      古川義博、大庭雅寛、関根利守、掛川武、中沢弘基
    • Organizer
      高圧討論会
    • Place of Presentation
      仙台、宮城
    • Year and Date
      2010-10-21
    • Data Source
      KAKENHI-PROJECT-22654063

  • [Presentation] 南アフリカ・バーバートン地域に産する32億年前のFig Tree層とMoodies層中縞状鉄鉱層の地質学的地球化学的研究2010
    • Author(s)
      坂本裕紀、大竹翼、掛川武
    • Organizer
      日本地球惑星科学連合大会
    • Place of Presentation
      幕張、千葉
    • Year and Date
      2010-05-26
    • Data Source
      KAKENHI-PROJECT-22654063

  • [Presentation] ホウ素はバイオマーカーとなりうるか?:イスアからの報告2010
    • Author(s)
      掛川武
    • Organizer
      日本地球惑星科学連合大会
    • Place of Presentation
      幕張、千葉
    • Year and Date
      2010-05-25
    • Data Source
      KAKENHI-PROJECT-21244080

  • [Presentation] 隕石の後期中爆撃による有機物の生成2010
    • Author(s)
      古川義博、大庭雅寛、関根利守、掛川武、中沢弘基
    • Organizer
      高圧討論会
    • Place of Presentation
      仙台市戦災復興記念館(宮城県)
    • Year and Date
      2010-10-21
    • Data Source
      KAKENHI-PROJECT-21340162

  • [Presentation] 27億年前の海底熱水活動と微生物活動との関連:海底熱水場は起源の場か進化の場か?2010
    • Author(s)
      掛川武
    • Organizer
      生命の起源と進化学会
    • Place of Presentation
      函館
    • Data Source
      KAKENHI-PROJECT-21244080

  • [Presentation] New evidence of early life recorded in meta-sedimentary rocks of ca. 3. 8 Ga Isua Supracrustal Belt2010
    • Author(s)
      Kakegawa T.
    • Organizer
      Greenland. Global Network Symposium
    • Place of Presentation
      Akiu, Sendai
    • Data Source
      KAKENHI-PROJECT-21244080

  • [Presentation] ホウ素はバイオマーカーとなりうるか?:イスアからの報告2010
    • Author(s)
      掛川武
    • Organizer
      日本地球惑星科学連合大会
    • Place of Presentation
      幕張、千葉
    • Year and Date
      2010-05-25
    • Data Source
      KAKENHI-PROJECT-22654063

  • [Presentation] 海洋堆積物の続成環境模擬実験における混合アミノ酸の重合と安定性2010
    • Author(s)
      高橋拓人, 大竹翼, 古川善博, 掛川武
    • Organizer
      地球化学会
    • Place of Presentation
      立正大学(埼玉県)
    • Year and Date
      2010-09-08
    • Data Source
      KAKENHI-PROJECT-21340162

  • [Presentation] 隕石の後期中爆撃による有機物の生成2010
    • Author(s)
      古川義博、大庭雅寛、関根利守、掛川武、中沢弘基
    • Organizer
      高圧討論会
    • Place of Presentation
      仙台
    • Year and Date
      2010-10-21
    • Data Source
      KAKENHI-PROJECT-21403009

  • [Presentation] 南アフリカ・バーバートン地域に産する32億年前のFig Tree層とMoodies層中縞状鉄鉱層の地質学的地球化学的研究2010
    • Author(s)
      坂本裕紀、大竹翼、掛川武
    • Organizer
      日本地球惑星科学連合大会
    • Place of Presentation
      幕張、千葉
    • Year and Date
      2010-05-26
    • Data Source
      KAKENHI-PROJECT-21244080

  • [Presentation] 生命の起源・進化とディープカーボンサイクルとの関係2010
    • Author(s)
      掛川武
    • Organizer
      日本地球惑星科学連合大会
    • Place of Presentation
      幕張、千葉(招待講演)
    • Year and Date
      2010-05-27
    • Data Source
      KAKENHI-PROJECT-21403009

  • [Presentation] Enhanced biological nitrogen and sulfur cycles in the stratified 1.9Ga Gunflint ocean2010
    • Author(s)
      Ishida A., Hashizume K., Oba M., Kakegawa T.
    • Organizer
      Goldschmidt Conference
    • Place of Presentation
      Tennessee, USA
    • Year and Date
      2010-06-17
    • Data Source
      KAKENHI-PROJECT-21403009

  • [Presentation] ホウ素はバイオマーカーとなりうるか? : イスアからの報告2010
    • Author(s)
      掛川武
    • Organizer
      日本地球惑星科学連合大会
    • Place of Presentation
      幕張、千葉
    • Year and Date
      2010-05-25
    • Data Source
      KAKENHI-PROJECT-21403009

  • [Presentation] Enhanced biological nitrogen and sulfur cycles in the stratified 1.9Ga Gunflint ocean2010
    • Author(s)
      Ishida A., Hashizume K., Oba M., Kakegawa T.
    • Organizer
      Goldschmidt Conference
    • Place of Presentation
      Tennessee, USA
    • Year and Date
      2010-06-17
    • Data Source
      KAKENHI-PROJECT-21244080

  • [Presentation] 初期地球における海洋堆積物中でのアミノ酸の安定性と重合反応2010
    • Author(s)
      大竹翼, 谷口尚, 古川善博, 中沢弘基, 掛川武
    • Organizer
      高圧討論会
    • Place of Presentation
      仙台市戦災復興記念館(宮城県)
    • Year and Date
      2010-10-21
    • Data Source
      KAKENHI-PROJECT-21340162

  • [Presentation] 海洋堆積物の続成環境模擬実験における混合アミノ酸の重合と安定性2010
    • Author(s)
      高橋拓人, 大竹翼, 古川善博, 掛川武
    • Organizer
      地球化学会
    • Place of Presentation
      熊谷、埼玉
    • Year and Date
      2010-09-08
    • Data Source
      KAKENHI-PROJECT-21244080

  • [Presentation] Stability of amino acids and peptides during diagenesis on the early Earth2010
    • Author(s)
      Otake, T., Taniguchi, T., Furukawa, Y., Nakazawa, H., Kakegawa, T.
    • Organizer
      Goldschmidt Conference
    • Place of Presentation
      Tennessee, USA
    • Year and Date
      2010-06-18
    • Data Source
      KAKENHI-PROJECT-21403009

  • [Presentation] カナダ・ガンフリント層に記録された19億年前の層状海洋の中での極端な窒素と硫黄循環2010
    • Author(s)
      石田章純、橋爪光、掛川武
    • Organizer
      日本地球惑星科学連合大会
    • Place of Presentation
      幕張、千葉
    • Year and Date
      2010-05-25
    • Data Source
      KAKENHI-PROJECT-21244080

  • [Presentation] Stability of amino acids and peptides during diagenesis on the early Earth2010
    • Author(s)
      Otake, T., Taniguchi, T., Furukawa, Y., Nakazawa, H., and Kakegawa, T.
    • Organizer
      Goldschmidt Conference
    • Place of Presentation
      Tennesee, USA
    • Year and Date
      2010-06-18
    • Data Source
      KAKENHI-PROJECT-22654063

  • [Presentation] 南アフリカ・バーバートン地域に産する32億年前のFig Tree層とMoodies層中縞状鉄鉱層の地質学的地球化学的研究2010
    • Author(s)
      坂本裕紀、大竹翼、掛川武
    • Organizer
      日本地球惑星科学連合大会
    • Place of Presentation
      幕張メッセ国際会議所(千葉県)
    • Year and Date
      2010-05-26
    • Data Source
      KAKENHI-PROJECT-21340162

  • [Presentation] 初期地球における海洋堆積物中でのアミノ酸の安定性と重合反応2010
    • Author(s)
      大竹翼, 谷口尚, 古川善博, 中沢弘基, 掛川武
    • Organizer
      高圧討論会
    • Place of Presentation
      仙台
    • Year and Date
      2010-10-21
    • Data Source
      KAKENHI-PROJECT-21244080

  • [Presentation] Formation of Alanine and Glycine Peptide under high pressure conditions2010
    • Author(s)
      Ohtake T., Taniguchi H., Nakazawa H. and Kakegawa T.
    • Organizer
      Global Network Symposium
    • Place of Presentation
      Akiu, Sendai
    • Data Source
      KAKENHI-PROJECT-21244080

  • [Presentation] Formation of organic molecules by ocean impacts on the early Earth2010
    • Author(s)
      Furukawa Y., Sekine T., Oba M., Kakegawa T., Nakazawa H.
    • Organizer
      Global Network Symposium
    • Place of Presentation
      Akiu, Sendai
    • Data Source
      KAKENHI-PROJECT-21244080

  • [Presentation] カナダ・ガンフリント層に記録された19億年前の層状海洋の中での極端な窒素と硫黄循環2010
    • Author(s)
      石田章純、橋爪光、掛川武
    • Organizer
      日本地球惑星科学連合大会
    • Place of Presentation
      幕張メッセ国際会議所(千葉県)
    • Year and Date
      2010-05-25
    • Data Source
      KAKENHI-PROJECT-21340162

  • [Presentation] 生命の起源・進化とディープカーボンサイクルとの関係2010
    • Author(s)
      掛川武
    • Organizer
      日本地球惑星科学連合大会
    • Place of Presentation
      幕張、千葉
    • Year and Date
      2010-05-24
    • Data Source
      KAKENHI-PROJECT-21244080

  • [Presentation] 34. 27億年前の海底熱水活動と微生物活動との関連:海底熱水場は起源の場か進化の場か?2010
    • Author(s)
      掛川武
    • Organizer
      生命の起源と進化学会
    • Place of Presentation
      函館
    • Data Source
      KAKENHI-PROJECT-21403009

  • [Presentation] Synthesis of organic molecules by oceanic impacts on the early Earth2010
    • Author(s)
      Furukawa Y., Sekine T., Oba M., Kakegawa T., Nakazawa H.
    • Organizer
      AbSciCon Conference
    • Place of Presentation
      Huston, USA
    • Year and Date
      2010-04-26
    • Data Source
      KAKENHI-PROJECT-21244080

  • [Presentation] カナダ・Lumby Lake地域(30億年前)堆積岩の地質学的地球化学的研究2010
    • Author(s)
      横田和也、掛川武
    • Organizer
      日本地球惑星科学連合大会
    • Place of Presentation
      幕張メッセ国際会議所(千葉県)
    • Year and Date
      2010-05-26
    • Data Source
      KAKENHI-PROJECT-21340162

  • [Presentation] Synthesis of organic molecules by oceanic impacts on the early Earth2010
    • Author(s)
      Furukawa Y., Sekine T., Oba M., Kakegawa T., Nakazawa H.
    • Organizer
      AbSciCon Conference
    • Place of Presentation
      Huston, USA
    • Year and Date
      2010-04-26
    • Data Source
      KAKENHI-PROJECT-22654063

  • [Presentation] 初期地球における海洋堆積物中でのアミノ酸の安定性と重合反応2010
    • Author(s)
      大竹翼, 谷口尚, 古川善博, 中沢弘基, 掛川武
    • Organizer
      高圧討論会
    • Place of Presentation
      仙台、宮城
    • Year and Date
      2010-10-21
    • Data Source
      KAKENHI-PROJECT-22654063

  • [Presentation] ホウ素はバイオマーカーとなりうるか?2010
    • Author(s)
      掛川武
    • Organizer
      イスアからの報告日本地球惑星科学連合大会
    • Place of Presentation
      幕張、千葉
    • Year and Date
      2010-05-25
    • Data Source
      KAKENHI-PROJECT-21403009

  • [Presentation] カナダ・Lumby Lake地域(30億年前)堆積岩の地質学的地球化学的研究2010
    • Author(s)
      横田和也、掛川武
    • Organizer
      日本地球惑星科学連合大会
    • Place of Presentation
      幕張、千葉
    • Year and Date
      2010-05-26
    • Data Source
      KAKENHI-PROJECT-22654063

  • [Presentation] ホウ素はバイオマーカーとなりうるか?:イスアからの報告2010
    • Author(s)
      掛川武
    • Organizer
      日本地球惑星科学連合大会
    • Place of Presentation
      幕張メッセ国際会議所(千葉県)
    • Year and Date
      2010-05-25
    • Data Source
      KAKENHI-PROJECT-21340162

  • [Presentation] 生命起源に関する化学進化の問題点2010
    • Author(s)
      掛川武
    • Organizer
      第3回日本アストロバイオロジーネットワーク会議
    • Place of Presentation
      八王子、東京(招待講演)
    • Year and Date
      2010-09-30
    • Data Source
      KAKENHI-PROJECT-22654063

  • [Presentation] Pressure effects on peptide formation : implication to chemical evolution for origin of life2010
    • Author(s)
      Kakegawa T.
    • Organizer
      AbSciCon Conference
    • Place of Presentation
      Huston, (USA)
    • Year and Date
      2010-04-26
    • Data Source
      KAKENHI-PROJECT-21340162

  • [Presentation] Stability of amino acids and peptides during diagenesis on the early Earth2010
    • Author(s)
      Otake, T., Taniguchi, T., Furukawa, Y., Nakazawa, H., Kakegawa, T.
    • Organizer
      Goldschmidt Conference
    • Place of Presentation
      Tennessee, USA
    • Year and Date
      2010-06-18
    • Data Source
      KAKENHI-PROJECT-21244080

  • [Presentation] 生命起源に関する化学進化の問題点2010
    • Author(s)
      掛川武
    • Organizer
      第3回日本アストロバイオロジーネットワーク会議
    • Place of Presentation
      八王子、東京(招待講演)
    • Year and Date
      2010-09-30
    • Data Source
      KAKENHI-PROJECT-21244080

  • [Presentation] 海洋堆積物の続成環境模擬実験における混合アミノ酸の重合と安定性2010
    • Author(s)
      高橋拓人, 大竹翼, 古川善博, 掛川武
    • Organizer
      地球化学会
    • Place of Presentation
      熊谷、埼玉
    • Year and Date
      2010-09-08
    • Data Source
      KAKENHI-PROJECT-22654063

  • [Presentation] カナダ・Lumby Lake地域(30億年前)堆積岩の地質学的地球化学的研究2010
    • Author(s)
      横田和也、掛川武
    • Organizer
      日本地球惑星科学連合大会
    • Place of Presentation
      幕張、千葉
    • Year and Date
      2010-05-26
    • Data Source
      KAKENHI-PROJECT-21244080

  • [Presentation] カナダ・ガンフリント層に記録された19億年前の層状海洋の中での極端な窒素と硫黄循環2010
    • Author(s)
      石田章純、橋爪光、掛川武
    • Organizer
      日本地球惑星科学連合大会
    • Place of Presentation
      幕張、千葉
    • Year and Date
      2010-05-25
    • Data Source
      KAKENHI-PROJECT-21403009

  • [Presentation] 隕石の後期中爆撃による有機物の生成2010
    • Author(s)
      古川善博、大庭雅寛、関根利守、掛川武、中沢弘基
    • Organizer
      日本地球惑星科学連合大会
    • Place of Presentation
      幕張、千葉
    • Year and Date
      2010-05-24
    • Data Source
      KAKENHI-PROJECT-21244080

  • [Presentation] 生命起源に関する化学進化の問題点2010
    • Author(s)
      掛川武
    • Organizer
      第3回日本アストロバイオロジーネットワーク会議
    • Place of Presentation
      八王子
    • Year and Date
      2010-09-30
    • Data Source
      KAKENHI-PROJECT-22654063

  • [Presentation] 隕石の後期中爆撃による有機物の生成2010
    • Author(s)
      古川善博、大庭雅寛、関根利守、掛川武、中沢弘基
    • Organizer
      高圧討論会
    • Place of Presentation
      仙台
    • Year and Date
      2010-10-21
    • Data Source
      KAKENHI-PROJECT-21244080

  • [Presentation] 初期地球における続成作用中のアミノ酸およびペプチドの安定性2010
    • Author(s)
      大竹翼、古川義博、掛川武
    • Organizer
      日本地球惑星科学連合大会
    • Place of Presentation
      幕張、千葉
    • Year and Date
      2010-05-24
    • Data Source
      KAKENHI-PROJECT-21403009

  • [Presentation] 初期地球における海洋堆積物中でのアミノ酸の安定性と重合反応2010
    • Author(s)
      大竹翼, 谷口尚, 古川善博, 中沢弘基, 掛川武
    • Organizer
      高圧討論会
    • Place of Presentation
      仙台
    • Year and Date
      2010-10-21
    • Data Source
      KAKENHI-PROJECT-21403009

  • [Presentation] 生命起源に関する化学進化の問題点2010
    • Author(s)
      掛川武
    • Organizer
      第3回日本アストロバイオロジーネットワーク会議
    • Place of Presentation
      八王子
    • Year and Date
      2010-09-30
    • Data Source
      KAKENHI-PROJECT-21244080

  • [Presentation] 隕石衝突による有機物生成の初期地球への影響2010
    • Author(s)
      古川善博, 関根利守, 大庭雅寛, 掛川武, 中沢弘基
    • Organizer
      日本地球化学会第57回年会
    • Place of Presentation
      立正大学(埼玉県)(招待講演)
    • Data Source
      KAKENHI-PROJECT-21340162

  • [Presentation] Enhanced biological nitrogen and sulfur cycles in the stratified 1.9Ga Gunflint ocean2010
    • Author(s)
      Ishida A., Hashizume K., Oba M., Kakegawa T.
    • Organizer
      Goldschmidt Conference
    • Place of Presentation
      University of Tennessee, (USA)
    • Year and Date
      2010-06-17
    • Data Source
      KAKENHI-PROJECT-21340162

  • [Presentation] 海洋堆積物の続成環境模擬実験における混合アミノ酸の重合と安定性2010
    • Author(s)
      高橋拓人, 大竹翼, 古川善博, 掛川武
    • Organizer
      地球化学会
    • Place of Presentation
      熊谷
    • Year and Date
      2010-09-08
    • Data Source
      KAKENHI-PROJECT-21403009

  • [Presentation] 生命の起源・進化とディープカーボンサイクルとの関係2010
    • Author(s)
      掛川武
    • Organizer
      日本地球惑星科学連合大会
    • Place of Presentation
      幕張、千葉
    • Year and Date
      2010-05-24
    • Data Source
      KAKENHI-PROJECT-21403009

  • [Presentation] New evidence of early life recorded in meta-sedimentary rocks of ca. 3.8 Ga Isua Supracrustal Belt2010
    • Author(s)
      Kakegawa T
    • Organizer
      Global Network Symposium
    • Place of Presentation
      Akiu, Sendai
    • Data Source
      KAKENHI-PROJECT-21403009

  • [Presentation] 生命起源に関する化学進化の問題点2010
    • Author(s)
      掛川武
    • Organizer
      第3回日本アストロバイオロジーネットワーク会議
    • Place of Presentation
      八王子
    • Year and Date
      2010-09-30
    • Data Source
      KAKENHI-PROJECT-21403009

  • [Presentation] 隕石の後期中爆撃による有機物の生成2010
    • Author(s)
      古川義博、大庭雅寛、関根利守、掛川武、中沢弘基
    • Organizer
      日本地球惑星科学連合大会
    • Place of Presentation
      幕張メッセ国際会議所(千葉県)
    • Year and Date
      2010-05-24
    • Data Source
      KAKENHI-PROJECT-21340162

  • [Presentation] 隕石の後期中爆撃による有機物の生成2010
    • Author(s)
      古川善博、大庭雅寛、関根利守、掛川武、中沢弘基
    • Organizer
      日本地球惑星科学連合大会
    • Place of Presentation
      幕張、千葉
    • Year and Date
      2010-05-24
    • Data Source
      KAKENHI-PROJECT-21403009

  • [Presentation] 生命起源に関する化学進化の問題点2010
    • Author(s)
      掛川武
    • Organizer
      第3回日本アストロバイオロジーネットワーク会議
    • Place of Presentation
      東京(招待講演)
    • Year and Date
      2010-09-30
    • Data Source
      KAKENHI-PROJECT-21403009

  • [Presentation] 生命の起源・進化とディープカーボンサイクルとの関係2010
    • Author(s)
      掛川武
    • Organizer
      日本地球惑星科学連合大会
    • Place of Presentation
      幕張メッセ国際会議所(千葉県)(招待講演)
    • Year and Date
      2010-05-27
    • Data Source
      KAKENHI-PROJECT-21340162

  • [Presentation] Geochemistry of 1.9Ga Gunflint Formation in Canada2010
    • Author(s)
      Ishida A., Hashizume K., Oba M. and Kakegawa T
    • Organizer
      Global Network Symposium
    • Place of Presentation
      Akiu, Sendai
    • Data Source
      KAKENHI-PROJECT-21403009

  • [Presentation] Enhanced biological nitrogen and sulfur cycles in the stratified 1.9Ga Gunflint ocean2010
    • Author(s)
      Ishida A., Hashizume K., Oba M., Kakegawa T.
    • Organizer
      Goldschmidt Conference
    • Place of Presentation
      Tennessee, USA
    • Year and Date
      2010-06-17
    • Data Source
      KAKENHI-PROJECT-22654063

  • [Presentation] Stability of amino acids and peptides during diagenesis on the early Earth2010
    • Author(s)
      Otake, T., Taniguchi, T., Furukawa, Y., Nakazawa, H., Kakegawa, T.
    • Organizer
      Goldschmidt Conference
    • Place of Presentation
      University of Tennessee, (USA)
    • Year and Date
      2010-06-18
    • Data Source
      KAKENHI-PROJECT-21340162

  • [Presentation] Pressure effects on peptide formation : implication to chemical evolution for origin of life2010
    • Author(s)
      Kakegawa T.
    • Organizer
      AbSciCon Conference
    • Place of Presentation
      Huston, USA
    • Year and Date
      2010-04-26
    • Data Source
      KAKENHI-PROJECT-21244080

  • [Presentation] Synthesis of organic molecules by oceanic impacts on the early Earth2010
    • Author(s)
      Furukawa Y., Sekine T., Oba M., Kakegawa T., Nakazawa H.
    • Organizer
      AbSciCon Conference
    • Place of Presentation
      Huston, USA
    • Year and Date
      2010-04-26
    • Data Source
      KAKENHI-PROJECT-21403009

  • [Presentation] カナダ・Lumby Lake地域(30億年前)堆積岩の地質学的地球化学的研究2010
    • Author(s)
      横田和也、掛川武
    • Organizer
      日本地球惑星科学連合大会
    • Place of Presentation
      幕張、千葉
    • Year and Date
      2010-05-26
    • Data Source
      KAKENHI-PROJECT-21403009

  • [Presentation] 南アフリカ・バーバートン地域に産する32億年前のFig Tree層とMoodies層中縞状鉄鉱層の地質学的地球化学的研究2010
    • Author(s)
      坂本裕紀、大竹翼、掛川武
    • Organizer
      日本地球惑星科学連合大会
    • Place of Presentation
      幕張、千葉
    • Year and Date
      2010-05-26
    • Data Source
      KAKENHI-PROJECT-21403009

  • [Presentation] 初期地球における続成作用中のアミノ酸およびペプチドの安定性2010
    • Author(s)
      大竹翼、古川義博、掛川武
    • Organizer
      日本地球惑星科学連合大会
    • Place of Presentation
      幕張メッセ国際会議所(千葉県)
    • Year and Date
      2010-05-24
    • Data Source
      KAKENHI-PROJECT-21340162

  • [Presentation] 初期地球における海洋堆積物中でのアミノ酸の安定性と重合反応2010
    • Author(s)
      大竹翼, 谷口尚, 古川善博, 中沢弘基, 掛川武
    • Organizer
      高圧討論会
    • Place of Presentation
      仙台
    • Year and Date
      2010-10-21
    • Data Source
      KAKENHI-PROJECT-22654063

  • [Presentation] 生命の起源・進化とディープカーボンサイクルとの関係2010
    • Author(s)
      掛川武
    • Organizer
      日本地球惑星科学連合大会
    • Place of Presentation
      幕張、千葉
    • Year and Date
      2010-05-24
    • Data Source
      KAKENHI-PROJECT-22654063

  • [Presentation] Stability of amino acids and peptides during diagenesis on the early Earth2010
    • Author(s)
      Otake, T., Taniguchi, T., Furukawa, Y., Nakazawa, H., and Kakegawa, T.
    • Organizer
      Goldschmidt Conference
    • Place of Presentation
      Tennesee, USA
    • Year and Date
      2010-06-18
    • Data Source
      KAKENHI-PROJECT-21244080

  • [Presentation] Geological records of early ecosystem in 3.8 Ga banded iron formations at Isua Supracrustal Belt, Greenland2009
    • Author(s)
      Kakegawa T.
    • Organizer
      International Symposium on Precambrian World
    • Place of Presentation
      福岡
    • Data Source
      KAKENHI-PROJECT-18204049

  • [Presentation] Contrast ecosystem between aerobic and anaerobic becteria recorded in 3.0 Ga sedimentary rocks of the Atikokan-Lumby Lake area2009
    • Author(s)
      Kakegawa T., Saito, M
    • Organizer
      Canada. Goldschmidt Conference
    • Place of Presentation
      Davos, Swiss
    • Data Source
      KAKENHI-PROJECT-21403009

  • [Presentation] Solid state reaction of valine peptide formation under high P and T conditions2009
    • Author(s)
      Ishiguro T., Furukawa Y., Nakazawa H., Kakegawa T.
    • Organizer
      日本地球惑星科学連合大会
    • Place of Presentation
      幕張、千葉
    • Data Source
      KAKENHI-PROJECT-21403009

  • [Presentation] 初期地球における隕石衝突蒸発蒸気雲内部を想定した電気炉内反応実験2009
    • Author(s)
      鮫島太郎、古川善博、掛川武
    • Organizer
      日本地球惑星科学連合大会
    • Place of Presentation
      幕張、千葉
    • Data Source
      KAKENHI-PROJECT-21244080

  • [Presentation] 高温高圧条件でのメチオニンペプチドの重合実験2009
    • Author(s)
      高橋裕人、古川善博、掛川武
    • Organizer
      日本地球惑星科学連合大会
    • Place of Presentation
      幕張、千葉
    • Data Source
      KAKENHI-PROJECT-21244080

  • [Presentation] 生物有機分子はなぜ粘土鉱物親和的か2009
    • Author(s)
      中沢弘基、古川善博、関根利守、大庭雅寛、掛川武、大原祥平
    • Organizer
      日本粘土学会
    • Place of Presentation
      岩手大学(盛岡市)
    • Year and Date
      2009-09-10
    • Data Source
      KAKENHI-PROJECT-21340162

  • [Presentation] Geochemistry of 1.9 Ga Gunflint Formation in Canada : Unique oceanic environments and microbial activities2009
    • Author(s)
      Ishida A., Oba M., Kakegawa T.
    • Organizer
      Goldschmidt Conference
    • Place of Presentation
      Davos, Swiss
    • Data Source
      KAKENHI-PROJECT-21244080

  • [Presentation] Synthesis of organic molecules by oceanic impacts on the early Earth2009
    • Author(s)
      Furukawa Y., Sekine T., Oba M., Kakegawa T., Nakazawa H.
    • Organizer
      Goldschmidt Conference
    • Place of Presentation
      Davos, Swiss
    • Data Source
      KAKENHI-PROJECT-21244080

  • [Presentation] カナダ・ガンフリント層に記録された19億年前の特異な微生物活動2009
    • Author(s)
      石田章純、掛川武
    • Organizer
      日本アストロバイオロジーネットワーク年会
    • Place of Presentation
      神奈川
    • Data Source
      KAKENHI-PROJECT-21403009

  • [Presentation] バイオマーカーとしてのFramboidal Pyrite:硫黄サイクルから地下生物まで2009
    • Author(s)
      掛川武
    • Organizer
      日本地球惑星科学連合大会
    • Place of Presentation
      幕張、千葉
    • Data Source
      KAKENHI-PROJECT-21244080

  • [Presentation] バイオマーカーとしてのFramboidal Pyrite:硫黄サイクルから地下生物まで2009
    • Author(s)
      掛川武
    • Organizer
      日本地球惑星科学連合大会
    • Place of Presentation
      幕張、千葉
    • Data Source
      KAKENHI-PROJECT-21403009

  • [Presentation] 34～27億年前の海底熱水活動と微生物活動との関連:海底熱水場は起源の場か進化の場か?(招待講演)2009
    • Author(s)
      掛川武
    • Organizer
      生命の起源と進化学会
    • Place of Presentation
      函館
    • Data Source
      KAKENHI-PROJECT-21403009

  • [Presentation] 高温高圧条件でのメチオニンペプチドの重合実験2009
    • Author(s)
      高橋裕人、古川義博、掛川武
    • Organizer
      日本地球惑星科学連合大会
    • Place of Presentation
      幕張、千葉
    • Data Source
      KAKENHI-PROJECT-21403009

  • [Presentation] 隕石の後期中爆撃による有機物の生成2009
    • Author(s)
      古川善博、大庭雅寛、関根利守、掛川武、中沢弘基
    • Organizer
      地球化学会
    • Place of Presentation
      広島
    • Data Source
      KAKENHI-PROJECT-21244080

  • [Presentation] Contrast ecosystem between aerobic and anaerobic becteria recorded in 3.0 Ga sedimentary rocks of the Atikokan-Lumby Lake area2009
    • Author(s)
      Kakegawa T., Saito, M.
    • Organizer
      Goldschmidt Conference
    • Place of Presentation
      Davos, Swiss
    • Data Source
      KAKENHI-PROJECT-21244080

  • [Presentation] Earliest ecosystem in early oceans of the earth : report from Isua, Greenland2009
    • Author(s)
      Kakegawa T.
    • Organizer
      6^<th> International Workshop on Water Dynamics
    • Place of Presentation
      仙台
    • Data Source
      KAKENHI-PROJECT-18204049

  • [Presentation] Contrast ecosystem between aerobic and anaerobic becteria recorded in 3.0 Ga sedimentary rocks of the Atikokan-Lumby Lake area2009
    • Author(s)
      Kakegawa T., Saito, M.
    • Organizer
      Goldschmidt Conference
    • Place of Presentation
      Davos, Swiss
    • Data Source
      KAKENHI-PROJECT-21403009

  • [Presentation] Lolid state reaction of valine peptide formation under high P and T conditions2009
    • Author(s)
      Ishiguro T., Furukawa Y., Nakazawa H. and Kakegawa T.
    • Organizer
      日本地球惑星科学連合大会
    • Place of Presentation
      幕張、千葉
    • Data Source
      KAKENHI-PROJECT-21244080

  • [Presentation] Weak photoc-zone euxinia at the end of the Permian in central pelagic Panthalassa as recorded in marine organic carbon isotopes2009
    • Author(s)