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toyoda kazuhiro  豊田 和弘

… Alternative Names

TOYODA Kazuhiro  豊田 和弘

TOKOMANI Masayasu  豊田 和弘

Less
Researcher Number 10207649
Other IDs
  • ORCIDhttps://orcid.org/0000-0002-9903-7633
External Links
Affiliation (Current) 2025: 独立行政法人国立科学博物館, 理学研究部, 名誉研究員
Affiliation (based on the past Project Information) *help 2012 – 2013: 北海道大学, 地球環境科学研究科(研究院), 准教授
2007 – 2011: Hokkaido University, Graduate School of Environmental Science, Associate Professor
2009: 北海道大学, 大学院・地球環境学研究科, 准教授
2008: Hokkaido University, 大学院・地球環鏡科学研究院, 准教授
2007 – 2008: Hokkaido University, 大学院・地球環境科学研究院, 准教授 … More
2007: 北海道大学, 大学院・地球環境科学研究科, 准教授
2006: 北海道大学, 地域環境科学研究科, 助教授
2006: 北海道大学, 大学院地球環境科学研究院, 助教授
2005 – 2006: 北海道大学, 地球環境科学研究科, 助教授
2005: 北海道大学, 大学院・地球環境科学研究院, 助教授
2003 – 2004: 北海道大学, 大学院・地球環境科学研究科, 助教授
2001: 北海道大学, 大学院・地球環境研究所, 助教授
1999 – 2001: Hokkaido Univ., Graduate school of Environmental Earth Science, Asso.Pro., 大学院・地球環境科学研究科, 助教授
1999 – 2000: 北海道大学, 大学院・地球環境科学研究科, 助手
1998: 北海道大学, 大学院地球環境科学研究科, 助教授
1995 – 1997: Hokkaido University Associate Professor, 大学院・地球環境科学研究科, 助教授
1994: The University of Tokyo Graduate school of Science(Research Associate)
1994: 東京大学, 大学院・理学研究科, 助手
1994: 東京大学, 大学院理学系研究科, 助手
1994: 東京大学, 理学部, 助手
1993 – 1994: 東京大学, 大学院・理学系研究科, 助手
1988 – 1991: 東京大学, 理学部, 助手 Less
Review Section/Research Field
Principal Investigator
Geology / 地球化学 / 広領域 / Petrology/Mineralogy/Science of ore deposit / Boundary agriculture / Geology / 環境保全
Except Principal Investigator
固体地球物理学 / Geology / 鉱物学(含岩石・鉱床学) … More / Solid earth and planetary physics / Stratigraphy/Paleontology / Geology / Humanities and Social Sciences Less
Keywords
Principal Investigator
放射化分析 / 放射性廃棄物 / 断層粘土 / 活断層 / バイカル湖 / 琵琶湖 / 気候変動 / INAA / ICP-AES / Arsenic … More / eolian dust / paleo-water depth / core sediment sample / Lake Biwa / paleo-environmental change / ICP 発光分析 / ピストン・コア / ピストンコア / ICP発光分析 / ヒ素 / 風成塵 / 古水深 / コア試料 / 古環境変動 / glass waste form / radioactive mineral / radionuclide / autoradiography / metamictization / natural analogue / nuclear waste / imaging plate / 鉱物分離 / 標準岩石 / ナチュラルアナログ / メタミクト / 高レベル放射性廃棄物 / 固化体 / 天然放射性核種 / ガラス固化体 / 放射性鉱物 / 放射性核種 / オートラジオグラフィー / メタミクト化 / ナチュラル・アナログ / イメージング・プレート / Climatic change (Pleistocene - Holocene) / Baikal / Tanganyika / Huge tectonic lake / バイカルコア分析計画 / ソ-ルトパン / 南北両半球 / 洪積世〜沖積世 / 気候変化 / タンガニカ湖 / 巨大構造湖 / 塩分濃度 / 汽水湖 / 津波 / ストロンチウム同位体比 / 年縞堆積物 / 広域テラス / 海底コア / アルカリ火山 / マイクロテフラ / 堆積物コア / 微量元素分析 / 日本海 / アルカリ岩 / 鬱陵島 / 白頭山 / クリプトテフラ / 地質学 / 地球化学 / 深海環境 / 火山 / ヒ素の分別定量 / マンガン鉱物 / フミン物質 / マンガン酸化酵素 / 有機酸測定 / 地下水 / ヒ素汚染 / マンガン酸化バクテリア / 質量分析計 / 年代測定 / 鉛同比体比 / リン酸塩 / 吸着 / アクチノイド / 希土類元素 / アメリシウム / バイオミネラリゼーション / ラドン濃縮 / 断層活動度 / Th-Pb年代測定 / 層状チャート / イリジウム / T境界 / P / 鉄マンガン比 / 堆積物 / 古降水量 / ボーリング・コア / 富栄養化 … More
Except Principal Investigator
古気候 / モンスーン / Cuba / キューバ / 白亜紀 / Sr / Ca / Mg / 放射性鉱物 / カ-ボナタイト / 湖成堆積物 / カトマンズ / 変成岩ナップ / ヒマラヤ / 古気候学 / Microtexture / Weathering / STRIPA Project / Radioactive Minerals / Microarea X-ray Diffractometer / Radioactive wastes / 稀土類鉱物 / 稀土類元素 / 鉱物微細組織 / 風化作用 / 国際ストリパ計画 / 微小領域X線回折 / 放射性廃棄物 / Mass extinction / Tsunami / Tertiary / Cretaceous / Extraterrestrial impact / 生物大量絶滅 / 津波 / 第三紀 / 地球外天体衝突 / Precambrian / banded iron-formation / climate change / diamictite / carbonate / Namibia / Neoproterozoic / Snowball Earth hypothesis / スノーボール・アース仮説 / 先カンブリア時代 / 縞状鉄鉱床 / 炭酸塩岩 / 気候変動 / 氷河堆積物 / ナミビア / 原生代 / 全球凍結仮説 / Tsunami deposits / T boundary / K / 津波堆積層 / 第三紀境界層 / Asian monsoon / Carbon isotope / Oxygen isotope / Hainan Island / Coral skeleton / エルニーニョ / 微量元素 / サンゴ / Ca比 / 東アジアモンスーン / アジアモンスーン / 炭素同位体比 / 酸素同位体比 / 海南島 / サンゴ骨格 / Kathmandu / Lesser Himalaya / Lake / Environments / Paleoclimate / Monsoon / Uplift / Himalaya / デタッチメント / エベレスト / モンストーン / 逆帯磁 / 古地磁気 / 氷期・間氷期 / 学術ボーリング / カトマンズ盆地 / レッサーヒマラヤ / 湖 / 環境 / 隆起上昇 / BDP Program / paleo-environment change analysisi / sediment chronology / mineral analysis / bio-element profiles / metallic element profiles / core samples / lake sediment / Lake Baikal / 古環境変動解析 / 年代測定 / 鉱物分析 / 生元素プロファイル / 金属元素プロファイル / 柱状断面図 / 湖底堆積物 / バイカル湖 / Radioactive minerals / Mineral textures / Phosphate and titanium mines in Brazil / Weathered rocks / Rare-earth minerals / Carbonates / Alkaline rocks / Mineralogical survey in Brazil / 鉱物組織 / 燐・チタン鉱床 / 風化鉱物 / 希土類鉱物 / アルカリ岩 / ブラジルの岩石鉱物 / 考古植物調査 / カルーン湖 / 小川原湖 / 高精度環境復元 / 第四紀学 / 環太平洋 / 環境文明史 / 高精度環境史復元 / 湖沼堆積物 / 地殻変動 / 第四紀 / 古環境 / 琵琶湖 / Ar-Ar年代測定 / フィッション・トラック / 大陸衝突 / 河川堆積物 / ネパール / テクトニクス Less
  • Research Projects

    (22 results)
  • Research Products

    (38 results)
  • Co-Researchers

    (81 People)
  •  A new reconstructing method of Tsunami attack during the last several thousand years by Sr ratio measurements in a varve of a brackish lakePrincipal Investigator

    • Principal Investigator
      TOYODA Kazuhiro
    • Project Period (FY)
      2012
    • Research Category
      Grant-in-Aid for Challenging Exploratory Research
    • Research Field
      Geology
    • Research Institution
      Hokkaido University
  •  High-resolution environmental reconstruction for the Pacific civilizations using annually laminated lake sediments

    • Principal Investigator
      YONENOBU Hitoshi
    • Project Period (FY)
      2009 – 2013
    • Research Category
      Grant-in-Aid for Scientific Research on Innovative Areas (Research in a proposed research area)
    • Review Section
      Humanities and Social Sciences
    • Research Institution
      Naruto University of Education
  •  High resolution multiple time scale analysis of Lake Biwa sediments-Research on climate and tectonics during past 150,000 years

    • Principal Investigator
      TAKEMURA Keiji
    • Project Period (FY)
      2007 – 2009
    • Research Category
      Grant-in-Aid for Scientific Research (A)
    • Research Field
      Geology
    • Research Institution
      Kyoto University
  •  Geological studies on extrusion of metamorphic nappe and changesin Indian monsoon

    • Principal Investigator
      SAKAI Harutaka
    • Project Period (FY)
      2006 – 2008
    • Research Category
      Grant-in-Aid for Scientific Research (B)
    • Research Field
      Geology
    • Research Institution
      Kyoto University
      Kyushu University
  •  Sensitive detection of alkaline cryptotephra layers in deep-sea cores from the Sea of Japan using high-resolution INAA analysisPrincipal Investigator

    • Principal Investigator
      TOYODA Kazuhiro
    • Project Period (FY)
      2005 – 2008
    • Research Category
      Grant-in-Aid for Scientific Research (B)
    • Research Field
      Geology
    • Research Institution
      Hokkaido University
  •  A study for the long-term and short-term disturbances of the envirnment by the extraterrestrial impact at the Cretaceous/Tertiary boundary

    • Principal Investigator
      MATSUI Takafumi
    • Project Period (FY)
      2005 – 2007
    • Research Category
      Grant-in-Aid for Scientific Research (B)
    • Research Field
      Solid earth and planetary physics
    • Research Institution
      The University of Tokyo
  •  桿菌胞子の酸化酵素を活用してヒ素汚染地下水を浄化できる可能性についての基礎研究Principal Investigator

    • Principal Investigator
      豊田 和弘
    • Project Period (FY)
      2003 – 2004
    • Research Category
      Grant-in-Aid for Exploratory Research
    • Research Field
      Boundary agriculture
    • Research Institution
      Hokkaido University
  •  Testing of the Snowball Earth hypothesis in terms of the cap carbonates, Namibia

    • Principal Investigator
      KAWAKAMI Shin-ichi
    • Project Period (FY)
      2001 – 2003
    • Research Category
      Grant-in-Aid for Scientific Research (B)
    • Research Field
      固体地球物理学
    • Research Institution
      Gifu University
  •  断層の活動履歴を断層物質中の鉛同位体比から復元する新手法の開発Principal Investigator

    • Principal Investigator
      豊田 和弘
    • Project Period (FY)
      1999 – 2000
    • Research Category
      Grant-in-Aid for Exploratory Research
    • Research Field
      Geology
    • Research Institution
      Hokkaido University
  •  Uplift of Himalayas and its induced Global Environmental Changes

    • Principal Investigator
      SAKAI Harutaka
    • Project Period (FY)
      1999 – 2001
    • Research Category
      Grant-in-Aid for Scientific Research (A)
    • Research Field
      Geology
    • Research Institution
      KYUSHU UNIVERSITY
  •  Climatic change and Asian monsoon variation for the last 300 years recorded in coral skeleton of the South China Sea.

    • Principal Investigator
      OBA Tadamichi
    • Project Period (FY)
      1999 – 2000
    • Research Category
      Grant-in-Aid for Scientific Research (A).
    • Research Field
      Stratigraphy/Paleontology
    • Research Institution
      HOKKAIDO UNVERSITY
  •  A study on the environmental catastrophe at the K/T bundary

    • Principal Investigator
      UATSUI Takafumi
    • Project Period (FY)
      1999 – 2001
    • Research Category
      Grant-in-Aid for Scientific Research (B)
    • Research Field
      固体地球物理学
    • Research Institution
      The University of Tokyo
  •  放射性廃棄物処分地におけるアメリシウムの吸着材としての生物源燐酸塩に関する研究Principal Investigator

    • Principal Investigator
      豊田 和弘
    • Project Period (FY)
      1996 – 1997
    • Research Category
      Grant-in-Aid for Exploratory Research
    • Research Field
      環境保全
    • Research Institution
      Hokkaido University
  •  High-time-resolution reconstruction of sedimentary environment of Lake Biwa during the past ten and several thousand years by inorganic chemical determination.Principal Investigator

    • Principal Investigator
      TOYODA Kazuhiro
    • Project Period (FY)
      1996 – 1999
    • Research Category
      Grant-in-Aid for Scientific Research (A)
    • Research Field
      広領域
    • Research Institution
      HOKKAIDO UNIVERSITY
  •  深海性P/T(二畳紀/三畳紀)境界試料の地球化学的研究Principal Investigator

    • Principal Investigator
      豊田 和弘
    • Project Period (FY)
      1995
    • Research Category
      Grant-in-Aid for Scientific Research on Priority Areas
    • Research Institution
      Hokkaido University
  •  断層粘土の形成に伴う微量元素の挙動についてPrincipal Investigator

    • Principal Investigator
      豊田 和弘
    • Project Period (FY)
      1995
    • Research Category
      Grant-in-Aid for Encouragement of Young Scientists (A)
    • Research Field
      地球化学
    • Research Institution
      Hokkaido University
  •  Geochemical studies of Lake Baikal core sediment samples

    • Principal Investigator
      HARAGUCHI Hiroki
    • Project Period (FY)
      1994 – 1995
    • Research Category
      Grant-in-Aid for international Scientific Research
    • Research Institution
      Nagoya University
  •  第四紀気候変動が湖の天然の栄養状態に及ぼした影響について・・・琵琶湖とバイカル湖のボーリング・コア討料の解析からPrincipal Investigator

    • Principal Investigator
      豊田 和弘
    • Project Period (FY)
      1993
    • Research Category
      Grant-in-Aid for Encouragement of Young Scientists (A)
    • Research Field
      地球化学
    • Research Institution
      The University of Tokyo
  •  Nuclear waste block-form and minerals of its natural analoguePrincipal Investigator

    • Principal Investigator
      TOKOMANI Masayasu, 床次 正安
    • Project Period (FY)
      1993 – 1994
    • Research Category
      Grant-in-Aid for General Scientific Research (B)
    • Research Field
      Petrology/Mineralogy/Science of ore deposit
    • Research Institution
      The University of Tokyo
  •  Basic Study on Hemispheric Climatic Changes and on Transition of Paleoenvironments in Huge Tectonic Lakes.Principal Investigator

    • Principal Investigator
      TOYODA Kazuhiro
    • Project Period (FY)
      1991
    • Research Category
      Grant-in-Aid for Overseas Scientific Survey.
    • Research Institution
      Mineralogical Institute, University of Tokyo
  •  Studies on Rare-earth and Radioactive Minerals of Alkalline Complexes in Brazil.

    • Principal Investigator
      TOKONAMI Masayasu
    • Project Period (FY)
      1989 – 1990
    • Research Category
      Grant-in-Aid for international Scientific Research
    • Research Institution
      University of Tokyo
  •  Basic Research on the Minerals Related to High-Level Radioactive Wastes.

    • Principal Investigator
      TOKONAMI Masayasu
    • Project Period (FY)
      1986 – 1989
    • Research Category
      Grant-in-Aid for General Scientific Research (A)
    • Research Field
      鉱物学(含岩石・鉱床学)
    • Research Institution
      University of Tokyo

All 2013 2012 2011 2009 2008 2007 2006 2005 2004

All Journal Article Presentation Book

  • [Book] 紫外線による地表物質への影響2007

    • Author(s)
      豊田和弘
    • Publisher
      北海道大学出版会、オゾン層破壊の科学
    • Data Source
      KAKENHI-PROJECT-17340148
  • [Journal Article] Late Quaternary tephrostratigraphy of Baegdusan and Ulleung volcanoes using marine sediments in the Japan Sea/East Sea2013

    • Author(s)
      Lim, C., K. Toyoda, K. Ikehara, D. W. Peate
    • Journal Title

      Quaternary Research

      Volume: 80 Issue: 1 Pages: 76-87

    • DOI

      10.1016/j.yqres.2013.04.002

    • Peer Reviewed
    • Data Source
      KAKENHI-PLANNED-21101002
  • [Journal Article] The effect of Ca^<2+> ions and ionic strength on Mn(II) oxidation by spores of the marine Bacillus sp. SG-12013

    • Author(s)
      Toyoda, K., B. M. Tebo
    • Journal Title

      Geochimica et Cosmochimica Acta

      Volume: 101 Pages: 11-11

    • DOI

      10.1016/j.gca.2012.10.008

    • Peer Reviewed
    • Data Source
      KAKENHI-PLANNED-21101002, KAKENHI-PROJECT-24654158
  • [Journal Article] Sedimentary records of metal deposition in Japanese alpine lakes for the last 250 years: recent enrichment of airborne Sb and In in East Asia2013

    • Author(s)
      Kuwae, M., et al.
    • Journal Title

      Science of the total environment

      Volume: 442 Pages: 189-197

    • DOI

      10.1016/j.scitotenv.2012.10.037

    • Peer Reviewed
    • Data Source
      KAKENHI-PLANNED-21101002, KAKENHI-PROJECT-21221004, KAKENHI-PROJECT-22340155, KAKENHI-PROJECT-24654158, KAKENHI-PROJECT-24655065
  • [Journal Article] Eutrophication of mountain lakes in Japan due to increasing deposition of anthropogenically produce dust2012

    • Author(s)
      Tsugeki, N. K., et al.
    • Journal Title

      Ecological Research

      Volume: 27(6) Issue: 6 Pages: 1041-1052

    • DOI

      10.1007/s11284-012-0984-y

    • Peer Reviewed
    • Data Source
      KAKENHI-PLANNED-21101002, KAKENHI-PROJECT-24654158, KAKENHI-PROJECT-24655065
  • [Journal Article] Structure, Magnetism, and Ionic Conductivity of the Gigantic{Mo176}-Wheel Assembly : Na_<15>Fe_3Co_<16>[Mo_<176>O_<528>(H_2O)_<80>]Cl_<27>・450H_2O2009

    • Author(s)
      Imai, H., Akutagawa, T.,Kudo, F., Ito, M., Toyoda, K., Noro, S., Cronin, L., Nakamura T.
    • Journal Title

      Journal of the American Chemical Society 131

      Pages: 13578-13579

    • Peer Reviewed
    • Data Source
      KAKENHI-PLANNED-21101002
  • [Journal Article] Cryptotephra detection using high-resolution trace-element analysis of Holocene marine sediments. southwest Japan2008

    • Author(s)
      Lim C., Ikehara K., Toyoda K.
    • Journal Title

      Geochimica et Cosmochimica Acta 72

      Pages: 5022-5036

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-17340148
  • [Journal Article] Cryptotephra detection using high-resolution trace-element analysis of Holocene marine sediments, southwest Japan2008

    • Author(s)
      Lim C., Ikehara K., Toyoda K
    • Journal Title

      Geochimica et Cosmochimica Acta 10. 1016 / j. gca. 2008. 07. 021 72(D. O.I参照)

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-17340148
  • [Journal Article] High-sensitive elemental analysis Using Multi-parameter Coincidence Spectrometer, GEMINI-II2007

    • Author(s)
      Hatsukawa Y., Miyamoto Y., Toh Y., Oshima M., Gharaie M. H. M., Goto K., Toyoda K.
    • Journal Title

      Journal of Radioanalytical and Nuclear Chemistry 272

      Pages: 273-276

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-17340148
  • [Journal Article] High-sensitive elemental analysis Using Multi-parameter Coincidence Spectrometer, GEMINI-II2007

    • Author(s)
      Hatsukawa, Y., Miyamoto, Y., Toh, Y., Oshima, M., Gharaie, M. H. M., Goto, K., Toyoda, K.
    • Journal Title

      Journal of Radioanalytical and Nuclear Chemistry 272

      Pages: 273-276

    • Description
      「研究成果報告書概要(欧文)」より
    • Data Source
      KAKENHI-PROJECT-17403005
  • [Journal Article] Fidelity of δ^<18>O as a proxy for sea surface temperature : Influence of variable coral growth rates on the coral Porites lutea from Hainan Island, China2005

    • Author(s)
      M.Shimamura, T.Oba, G.Xu, B.Lu, L.Wang, M.Murayama, K.Toyoda, A.Winter
    • Journal Title

      Geochemistry Geophysics Geosystems 6

    • Data Source
      KAKENHI-PROJECT-17340148
  • [Journal Article] Validation of arsenic as a proxy for lake level change during the past 40,000 years in Lake Biwa, Japan2004

    • Author(s)
      K.Toyoda
    • Journal Title

      Quaternary International 123-125C

      Pages: 51-61

    • Data Source
      KAKENHI-PROJECT-15658100
  • [Presentation] Airborne radioactive contamination in urban areas from the nuclear accident in Fukushima2012

    • Author(s)
      Toyoda, K
    • Organizer
      The Second International Conference on Sustainable Built Environment 2012
    • Place of Presentation
      Yogyakarta, (Indonesia)
    • Year and Date
      2012-07-11
    • Data Source
      KAKENHI-PLANNED-21101002
  • [Presentation] Airborne radioactive contamination in urban areas from the nuclear accident in Fukushima2012

    • Author(s)
      豊田和弘
    • Organizer
      the Second InternationalConference on Sustainable Built Environment(ICSBE) 2012
    • Place of Presentation
      イスラム大学(インドネシア)(招待講演)
    • Data Source
      KAKENHI-PROJECT-24654158
  • [Presentation] 多重即発ガンマ線分析(MPGA)による堆積物中のホウ素含有量の測定と古汽水性の復元2012

    • Author(s)
      豊田和弘, 藤暢輔, 古高和禎, 原田秀郎, 米延仁志
    • Organizer
      京都大学原子炉実験所専門研究会
    • Place of Presentation
      京都大学原子炉実験所 (大阪府泉南郡)
    • Year and Date
      2012-02-01
    • Data Source
      KAKENHI-PLANNED-21101002
  • [Presentation] Airborne radioactive contamination in urban areas from the nuclear accident in Fukushima2012

    • Author(s)
      豊田和弘
    • Organizer
      the Second International Conference on Sustainable Built Environment (ICSBE) 2012
    • Place of Presentation
      イスラム大学(インドネシア)
    • Invited
    • Data Source
      KAKENHI-PROJECT-24654158
  • [Presentation] 一の目潟堆積物コアの主要元素組成を用いたマイクロテフラの検出2011

    • Author(s)
      篠塚良嗣, 山田和芳, 五反田克也, 豊田和弘, 梅津茜, 米延仁志, 安田喜憲
    • Organizer
      日本地球惑星科学連合2011年大会
    • Place of Presentation
      幕張メッセ(千葉市)
    • Year and Date
      2011-05-25
    • Data Source
      KAKENHI-PLANNED-21101002
  • [Presentation] 湖底堆積物コア中の無機元素組成の垂直分布-琵琶湖湖底コアを主として(招待講演)2009

    • Author(s)
      豊田和弘
    • Organizer
      日本第四紀学会
    • Place of Presentation
      滋賀県立琵琶湖博物館
    • Year and Date
      2009-08-30
    • Data Source
      KAKENHI-PLANNED-21101002
  • [Presentation] Neutron activation analysis of volcanic glasses in alkaline tephra layersat Baitoushan volcano and Ulreung island, Korea.2008

    • Author(s)
      梅津茜、町田洋、豊田和弘
    • Organizer
      京都大学原子炉実験所専門研究会
    • Place of Presentation
      京都大学原子炉実験所熊取(大阪)
    • Year and Date
      2008-01-23
    • Data Source
      KAKENHI-PROJECT-17340148
  • [Presentation] Neutron activation analysis of volcanic glasses in alkaline tephra layers at Baitoushan volcano and Ulreung island,Korea2008

    • Author(s)
      UMETSU Akane, MACHIDA Hiroshi, Lim Chungwan, TOYODA Kazuhiro
    • Organizer
      京都大学原子炉実験所専門研究会
    • Place of Presentation
      熊取(大阪)
    • Year and Date
      2008-01-23
    • Data Source
      KAKENHI-PROJECT-17340148
  • [Presentation] 琵琶湖掘削計画の進展-2007年調査成果の概要2008

    • Author(s)
      竹村恵二, 林田明, 原口強, 北川浩之, 鳥居雅之, 石川尚人, 豊田和弘
    • Organizer
      地球惑星科学関連学会2008年合同大会
    • Place of Presentation
      幕張
    • Year and Date
      2008-05-26
    • Data Source
      KAKENHI-PROJECT-19204050
  • [Presentation] 日本海堆積物コアの中性子放射化分析による第四紀後期のアルカリ岩質テフラ層序の構築2008

    • Author(s)
      任忠完、池原研、豊田和弘
    • Organizer
      日本地球化学会2008年会
    • Place of Presentation
      東京大学駒場(東京)
    • Year and Date
      2008-09-19
    • Data Source
      KAKENHI-PROJECT-17340148
  • [Presentation] Cryptotephra detection by high-resolution trace-element profiles of hemipelagic sediments.2008

    • Author(s)
      任忠完、池原研、豊田和弘
    • Organizer
      京都大学原子炉実験所専門研究会
    • Place of Presentation
      京都大学原子炉実験所熊取(大阪)
    • Year and Date
      2008-01-23
    • Data Source
      KAKENHI-PROJECT-17340148
  • [Presentation] 日本海堆積物コアの中性子放射化分析による第四紀後期のアルカリ岩質テフラ層序の構築2008

    • Author(s)
      任忠完、池原研、豊田和弘
    • Organizer
      日本地球化学会2008年会
    • Place of Presentation
      駒場(東京)
    • Year and Date
      2008-09-19
    • Data Source
      KAKENHI-PROJECT-17340148
  • [Presentation] Cryptotephra detection by high-resolutiontrace-elementprofiles of hemipelagic sediments.2008

    • Author(s)
      Chungwan LIM、Kazuhiro TOYODA、Ken IKEHARA
    • Organizer
      京都大学原子炉実験所専門研究会
    • Place of Presentation
      熊取(大阪)
    • Year and Date
      2008-01-23
    • Data Source
      KAKENHI-PROJECT-17340148
  • [Presentation] Identification of multiple cryptotephra layers from Ulleung Island and Baitoush an volcanoes detected by INAA at deep-sea cores in the Japan Sea.2007

    • Author(s)
      任忠完、池原研、豊田和弘
    • Organizer
      日本第四紀学会50周年記念事業 国際シンポジウム
    • Place of Presentation
      独立行政法人産業技術総合研究所共用講堂
    • Year and Date
      2007-11-20
    • Data Source
      KAKENHI-PROJECT-17340148
  • [Presentation] Geochemicaldetection of multiple cryptotephra layers from Ulleung Island and Baegdusan volcanoes detected by INAA at deep-sea cores in the Sea of Japan2007

    • Author(s)
      任忠完、池原研、豊田和弘
    • Organizer
      地球惑星連合学会
    • Place of Presentation
      幕張メッセ(千葉)
    • Year and Date
      2007-05-22
    • Data Source
      KAKENHI-PROJECT-17340148
  • [Presentation] GEOCHEMICAL DETECTION OF ALKALINE CRYPTOTEPHRA LAYERS: AN EXAMPLE OF LAST TERMINATION SEQUENCES IN JAPANESE LAKE SEDIMENTS2007

    • Author(s)
      Toyoda K., Shinozuka Y, Lim C.,, Takemura K., Kitagawa H., Yasuda Y.
    • Organizer
      The 12th International Conference on Modern Trends in Activation Analysis (MTAAl2)
    • Place of Presentation
      首都大(東京)
    • Year and Date
      2007-09-17
    • Data Source
      KAKENHI-PROJECT-17340148
  • [Presentation] Geochemical detection of multiple cryptotephra layers from Ulleung Island and Baegdusan volcanoes detected by INAA at deep-sea cores in the Sea of Japan.2007

    • Author(s)
      任忠完、池原研、豊田和弘
    • Organizer
      地球惑星連合学会
    • Place of Presentation
      幕張メッセ(千葉)
    • Year and Date
      2007-05-22
    • Data Source
      KAKENHI-PROJECT-17340148
  • [Presentation] Neutron activation analysis of volcanic glasses in alkaline tephra layers at Baitoushan volcano and Ulreung island, Korea2007

    • Author(s)
      UMETSU Akane, MACHIDA Hiroshi, Lim Chungwan, TOYODA Kazuhiro
    • Organizer
      日本第四紀学会50周年記念国際シンポジウム
    • Place of Presentation
      産総研(筑波)
    • Year and Date
      2007-11-20
    • Data Source
      KAKENHI-PROJECT-17340148
  • [Presentation] Identification of multiple cryptotephra layers from Ulleung Island and Baitoushan volcanoes detected by INAA at deep-sea cores inthe Japan Sea2007

    • Author(s)
      Chungwan LIM、Kazuhiro TOYODA、Ken IKEHARA
    • Organizer
      日本第四紀学会50周年記念国際シンポジウム
    • Place of Presentation
      産総研(筑波)
    • Year and Date
      2007-11-20
    • Data Source
      KAKENHI-PROJECT-17340148
  • [Presentation] Neutron activation analysis of volcanic glasses in alkaline tephra layers at Baitoushan volcano and Ulreung island, Korea.2007

    • Author(s)
      梅津茜、町田洋、豊田和弘
    • Organizer
      日本第四紀学会50周年記念事業 国際シンポジウム
    • Place of Presentation
      独立行政法人産業技術総合研究所共用講堂
    • Year and Date
      2007-11-20
    • Data Source
      KAKENHI-PROJECT-17340148
  • [Presentation] 中央ヒマラヤ・古カトマンズ湖のラビバーワン掘削コア中の無機化学組成変化と堆積環境変遷に関する研究2007

    • Author(s)
      豊田和弘, 郡司昌宣, 藤井理恵, 酒井治孝
    • Organizer
      日本地球惑星科学連合2007年大会
    • Data Source
      KAKENHI-PROJECT-18340160
  • [Presentation] 中央ヒマラヤ・ネパールにあった古カトマンズ湖の堆積環境の変遷に関する無機地球化学的研究2006

    • Author(s)
      豊田和弘, 郡司昌宣, 藤井理恵, 酒井治孝
    • Organizer
      日本地球惑星科学連合2006年大会
    • Data Source
      KAKENHI-PROJECT-18340160
  • [Presentation] 琵琶湖と水月湖の堆積物コア中から放射化分析で検出した複数の轡陵島テフラとその噴出年代2006

    • Author(s)
      豊田和弘、篠塚良嗣、竹村恵二、北川浩之、安田喜憲
    • Organizer
      日本地球惑星科学連合大会
    • Place of Presentation
      幕張メッセ(千葉)
    • Year and Date
      2006-05-15
    • Data Source
      KAKENHI-PROJECT-17340148
  • [Presentation] 日本海南部コアから放射化分析により検出された複数の轡陵島系起源のアルカリ岩質テフラ層2006

    • Author(s)
      任忠完、豊田和弘、Jong-Hwa Chun、篠塚良嗣、池原研
    • Organizer
      日本地球惑星科学連合大会
    • Place of Presentation
      幕張メッセ(千葉)
    • Year and Date
      2006-05-15
    • Data Source
      KAKENHI-PROJECT-17340148
  • [Presentation] 放射化分析法を用いた日本海・海底コア中のクリプトテフラ検出法の検討2006

    • Author(s)
      任忠完・豊田和弘・千鍾華・篠塚良嗣・池原研
    • Organizer
      日本地球化学会2006年会
    • Place of Presentation
      日本大学(東京)
    • Year and Date
      2006-09-13
    • Data Source
      KAKENHI-PROJECT-17340148
  • [Presentation] 琵琶湖と水月湖の堆積物コア中から放射化分析で検出した複数の齢陵島テフラ2006

    • Author(s)
      豊田和弘、篠塚良嗣、竹村恵二、北川浩之、安田喜憲
    • Organizer
      日本地球化学会2006年会
    • Place of Presentation
      日大(東京)
    • Year and Date
      2006-09-13
    • Data Source
      KAKENHI-PROJECT-17340148
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