NAGAI Hisao 永井尚生

… Alternative Names

永井尚生ナガイヒサオ

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Researcher Number	10155905
Other IDs
External Links
Affiliation (based on the past Project Information) *help	2018 – 2021: 日本大学, 文理学部, 教授 2012 – 2016: 日本大学, 文理学部, 教授 2010: 日本大学, 文理学部, 教授 1999 – 2005: 日本大学, 文理学部, 教授 1993 – 1996: 日本大学, 文理学部, 助教授 1994: 日本大学, 文理学部, 講師 1987 – 1990: 日本大学, 文理学部, 講師
Review Section/Research Field	Principal Investigator 地球化学 / Environmental dynamic analysis / 分析・地球化学 / 無機・錯塩・放射化学 Except Principal Investigator Basic Section 63040:Environmental impact assessment-related / 分析・地球化学 / Science and Engineering / Geochemistry/Astrochemistry
Keywords	Principal Investigator 加速器質量分析 / 宇宙線生成核種 / ベリリウム-7 / ベリリウム-10 / 海水 / 大気 / 隕石 / エアロゾル / Beryllium-7 / Beryllium-10 … More / Cosmogenic Nuclide / Deep Sea Sediment / Accelerator Mass Spectrometry / 深海底堆積物 / 雨水 / Seawater / Aerosol / 加水器質量分析 / 鉛-210 / Aluminum-26 / Sea Water / Atmosphere / 宇宙生成核種 / アルミニウム-26 / 希土類元素 / インクル-ジョン / 地球化学 / β線 / 中性子放射化分析 / イットリウム / 核種生成速度 / ^<26>Al / ^<10>Be … More Except Principal Investigator 放射化分析 / 宇宙線生成核種 / I-129 / Sr-90 / ヨウ素-129 / ストロンチウム-90 / 化学形態 / 放射性セシウム / ヨウ素－１２９ / ストロンチウムー９０ / 河川 / セシウム / ^<45>Se / ^<26>Al / ^<10>Be / Neutron activation analysis / AMS (accelerator mass spectrometry) / Cosmogenic Products / Meteorite / Al-26 / AMS / C-14 / Sc-45 / A-26 / Be-10 / 隕石 / Pdー107 / 隕石・Alー26・Beー10・Scー45 / 加速器質量分析 / 福島第一原発事故 / 海洋拡散シミュレーション / 海洋 / 福島第一原子力発電所事故 / 環境分析 / 放射性物質 / 環境動態解析 / 海洋環境化学 / 研究船白鳳丸 / 国際共同調査 / 日本海の化学観測 / インド洋の化学観測 / 生物地球化学 / GEOTRACES / 同位体 / 海洋の微量元素 / 神経毒性 / 地球環境問題 / 温暖化 / 高度技術社会 / 老人性痴呆症 / オゾン層破壊 / 地球環境 / アルツハイマー病 / アルミニウム / 酸性雨 / 地球温暖化 Less

Reconstruction of bioavailable Cs-137 activity concentration just after the FDNPP accident using hard tissues memory as a proxy
- Principal Investigator
  
  Tazoe Hirofumi
- Project Period (FY)
  2018 – 2020
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Review Section
  
  Basic Section 63040:Environmental impact assessment-related
- Research Institution
  Hirosaki University
Understanding the mechanisms controlling the environmental dynamics of radionuclides released from the Fukushima Daiichi Nuclear Power Plant in the ocean.
- Principal Investigator
  
  YAMADA MASATOSHI
- Project Period (FY)
  2012 – 2016
- Research Category
  
  Grant-in-Aid for Scientific Research on Innovative Areas (Research in a proposed research area)
- Review Section
  
  Science and Engineering
- Research Institution
  Hirosaki University
Geochemical ocean sections study focusing on trace elements and isotopes in the Indian Ocean and the Japan Sea (GEOTRACES Program)
- Principal Investigator
  
  GAMO Toshitaka
- Project Period (FY)
  2007 – 2010
- Research Category
  
  Grant-in-Aid for Scientific Research (A)
- Research Field
  
  Geochemistry/Astrochemistry
- Research Institution
  The University of Tokyo
Study for material cycle with cosmogenic nuclides as tracersPrincipal Investigator
- Principal Investigator
  
  NAGAI Hisao
- Project Period (FY)
  2002 – 2005
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Research Field
  
  Environmental dynamic analysis
- Research Institution
  Nihon University
大気・海洋における宇宙線生成核種の分布及び挙動に関する研究Principal Investigator
- Principal Investigator
  
  永井尚生
- Project Period (FY)
  1999 – 2001
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Research Field
  
  地球化学
- Research Institution
  Nihon University
地球環境と人間
- Principal Investigator
  
  湯本昌
- Project Period (FY)
  1994
- Research Category
  
  Grant-in-Aid for Scientific Research on Priority Areas
- Research Institution
  The University of Tokyo
Application of Accelerator Mass Spectrometry for Cosmo-and Earth-Sciences.Principal Investigator
- Principal Investigator
  
  NAGAI Hisao
- Project Period (FY)
  1994 – 1996
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Research Field
  
  地球化学
- Research Institution
  Nihon University
中性子放射化分析法を利用するイットリウムの地球化学Principal Investigator
- Principal Investigator
  
  永井尚生
- Project Period (FY)
  1990
- Research Category
  
  Grant-in-Aid for General Scientific Research (C)
- Research Field
  
  分析・地球化学
- Research Institution
  Nihon University
宇宙線による放射性核種生成に関する研究Principal Investigator
- Principal Investigator
  
  永井尚生
- Project Period (FY)
  1989
- Research Category
  
  Grant-in-Aid for General Scientific Research (C)
- Research Field
  
  無機・錯塩・放射化学
- Research Institution
  Nihon University
天然物中における核反応生成物の分布
- Principal Investigator
  
  HONDA Masatake
- Project Period (FY)
  1987 – 1988
- Research Category
  
  Grant-in-Aid for General Scientific Research (B)
- Research Institution
  Nihon University
Distributions of Nuclear Reaction Products in Natural Substances
- Principal Investigator
  
  HONDA Masatake
- Project Period (FY)
  1987 – 1988
- Research Category
  
  Grant-in-Aid for General Scientific Research (B)
- Research Field
  
  分析・地球化学
- Research Institution
  Nihon University, College of Humanities and Sciences

All 2019 2017 2016 2015 2014 2013 2012 2011 2006 2005 2004 2003 Other

All Journal Article Presentation

[Journal Article] Observation of Dispersion in the Japanese Coastal Area of Released 90Sr, 134Cs, and 137Cs from the Fukushima Daiichi Nuclear Power Plant to the Sea in 20132019
- Author(s)
  Tazoe, H., T. Yamagata, K. Tsujita, H. Nagai, H. Obata, D. Tsumune, J. Kanda, and M. Yamada
- Journal Title
  
  International Journal of Environmental Research and Public Health
  
  Volume: 16 Issue: 21 Pages: 4094-4094
- DOI
  10.3390/ijerph16214094
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PLANNED-15H05820, KAKENHI-PROJECT-18H03383
[Journal Article] Fukushima-derived radiocesium in the western North Pacific in 20142017
- Author(s)
  Kumamoto, Y., Aoyama, M., Hamajima, Y., Nagai, H., Yamagata, T., Kawai, Y., Oka, E., Yamaguchi, A., Imai, K., Murata, A.
- Journal Title
  
  Journal of Radioanalytical and Nuclear Chemistry
  
  Volume: 311(2) Issue: 2 Pages: 1209-1217
- DOI
  10.1007/s10967-016-5055-3
- Peer Reviewed / Acknowledgement Compliant / Open Access
- Data Source
  KAKENHI-ORGANIZER-24110001, KAKENHI-PLANNED-24110004, KAKENHI-PROJECT-25287118
[Journal Article] 2014年末までの西部北太平洋における福島第一原子力発電所事故起源放射性セシウムの拡がり2017
- Author(s)
  熊本雄一郎，青山道夫，浜島靖典，永井尚生，山形武靖，村田昌彦
- Journal Title
  
  分析化学
  
  Volume: 66 Pages: 137-148
- Peer Reviewed / Acknowledgement Compliant
- Data Source
  KAKENHI-PLANNED-24110004
[Journal Article] Determination of strontium-90 from direct separation of yttrium-90 by solid phase extraction using DGA Resin for seawater monitoring2016
- Author(s)
  Tazoe, Hirofumi Obata, Hajime Yamagata, Takeyasu Karube, Zin'ichi Nagai, Hisao Yamada, Masatoshi
- Journal Title
  
  Talanta
  
  Volume: May Pages: 219-227
- DOI
  10.1016/j.talanta.2016.01.065
- Peer Reviewed / Acknowledgement Compliant
- Data Source
  KAKENHI-PROJECT-26340019, KAKENHI-ORGANIZER-24110001, KAKENHI-PLANNED-24110004, KAKENHI-PLANNED-15H05820
[Journal Article] Depth profile and mobility of 129I and 137Cs in soil originating from the Fukushima Dai-ichi Nuclear Power Plant accident2015
- Author(s)
  Maki Honda, Hiroyuki Matsuzaki, Yasuto Miyakeb, Yuji Maejima, Takeyasu Yamagata, Hisao Nagai
- Journal Title
  
  Journal of Environmental Radioactivity
  
  Volume: 146 Pages: 35-43
- DOI
  10.1016/j.jenvrad.2015.03.029
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-24246156, KAKENHI-PLANNED-24110004, KAKENHI-PROJECT-15H02340
[Journal Article] Anthropogenic 129I in the North Pacific, Bering and Chukchi Seas, and Arctic Ocean in 2012-2013.2015
- Author(s)
  Hisao Nagai, Akira Hasegawa, Takeyasu Yamagata, Yuichiro Kumamoto, Shigeto Nishino, Hiroyuki Matsuzaki
- Journal Title
  
  Nuclear Instruments and Methods in Physics Research
  
  Volume: B361 Pages: 680-684
- DOI
  10.1016/j.nimb.2015.07.119
- Peer Reviewed / Acknowledgement Compliant
- Data Source
  KAKENHI-PLANNED-24110004
[Journal Article] 2012年夏の福島沖から北部北太平洋における129I,137Csの分布2014
- Author(s)
  長谷川憲、辻田一樹、山形武靖、永井尚生、松崎浩之
- Journal Title
  
  Proceedings of the 15th Workshop on Environmental Radioactivity
  
  Volume: 15 Pages: 215-219
- Peer Reviewed
- Data Source
  KAKENHI-PLANNED-24110004
[Journal Article] 西部北太平洋における海水中の放射性セシウム濃度分布 - KOK 航海およびKH-12-4 航海2013
- Author(s)
  辻田一樹、長谷川憲、原田直弥、山形武靖、永井尚生、青山道夫
- Journal Title
  
  Proceedings of the 14th Workshop on Environmental Radioactivity
  
  Volume: 14 Pages: 249-252
- Peer Reviewed
- Data Source
  KAKENHI-PLANNED-24110004
[Journal Article] 福島沖および北太平洋における海水中の I-129 濃度分布2013
- Author(s)
  長谷川憲、山形武靖、永井尚生、青山道夫、松崎浩之
- Journal Title
  
  Proceedings of the 14th Workshop on Environmental Radioactivity
  
  Volume: 14 Pages: 257-260
- Peer Reviewed
- Data Source
  KAKENHI-PLANNED-24110004
[Journal Article] 化学トレーサーとしての放射性同位体2006
- Author(s)
  永井尚生
- Journal Title
  
  月刊海洋 38(5)
  
  Pages: 335-339
- Description
  「研究成果報告書概要(和文)」より
- Data Source
  KAKENHI-PROJECT-14380246
[Journal Article] Distribution of cosmogenic ^7Be and ^<10>Be in the East Pacific Ocean2005
- Author(s)
  C.Saito, T.Yamagata, H.Matsuzaki, H.Nagai
- Journal Title
  
  Proceedings of The Institute of Natural Sciences Nihon University 40
  
  Pages: 209-215
- Description
  「研究成果報告書概要(欧文)」より
- Data Source
  KAKENHI-PROJECT-14380246
[Journal Article] Comparison of concentration for Be isotopes in the atmosphere between Tokyo and Hachijo Island2005
- Author(s)
  T.Yainagata, T.Saito, H Matsuzaki, H.Nagai
- Journal Title
  
  Proceedings of the Sixth Workshop on Environmental Radioactivity
  
  Pages: 45-48
- Description
  「研究成果報告書概要(欧文)」より
- Data Source
  KAKENHI-PROJECT-14380246
[Journal Article] 東部太平洋におけるBe同位体の分布2005
- Author(s)
  永井尚生
- Journal Title
  
  月刊海洋号外39号
  
  Pages: 20-27
- Data Source
  KAKENHI-PROJECT-14380246
[Journal Article] ベリリウムの海洋同位体地球化学2005
- Author(s)
  永井尚生
- Journal Title
  
  月刊海洋号外39号
  
  Pages: 20-27
- Description
  「研究成果報告書概要(和文)」より
- Data Source
  KAKENHI-PROJECT-14380246
[Journal Article] Distribution in the atmosphere and deposition to the Earth's surface for cosmogenic and other nuclides2005
- Author(s)
  H.Nagai
- Journal Title
  
  Proceedings of the Sixth Workshop on Environmental Radioactivity
  
  Pages: 29-32
- Description
  「研究成果報告書概要(欧文)」より
- Data Source
  KAKENHI-PROJECT-14380246
[Journal Article] 宇宙線生成核種などの分布と地表・海面への降下2005
- Author(s)
  永井尚生
- Journal Title
  
  Proceedings of the Sixth Workshop on Environmental Radioactivity
  
  Pages: 29-32
- Description
  「研究成果報告書概要(和文)」より
- Data Source
  KAKENHI-PROJECT-14380246
[Journal Article] Development of accelerator mass spectrometry of silicon-322005
- Author(s)
  M.Fujimura, T.Aze, H.Matsumura, T.Saito, H.Nagai, H.Matsuzaki
- Journal Title
  
  Proceedings of the Sixth Workshop on Environmental Radioactivity
  
  Pages: 195-199
- Description
  「研究成果報告書概要(欧文)」より
- Data Source
  KAKENHI-PROJECT-14380246
[Journal Article] Seasonal variations for Be isotopes concentrations in near-surface air2004
- Author(s)
  T.Yainagata, K.Saito, T.Saito, H.Matsuzaki, H.Nagai
- Journal Title
  
  Proceedings of the Fifth Workshop on Environmental Radioactivity
  
  Pages: 145-148
- Description
  「研究成果報告書概要(欧文)」より
- Data Source
  KAKENHI-PROJECT-14380246
[Journal Article] Measurement of ^7Be at MALT2004
- Author(s)
  Hisao Nagai
- Journal Title
  
  Nuclear Instruments and Methods in Physics Research B223・224
  
  Pages: 237-241
- Description
  「研究成果報告書概要(和文)」より
- Data Source
  KAKENHI-PROJECT-14380246
[Journal Article] Distribution of cosmogenic ^7Be and ^<10>Be in the Eastern Pacific Ocean2004
- Author(s)
  C.Saito, T.Yamagata, S.Yoneda, H.Matsuzaki, H.Nagai
- Journal Title
  
  Proceedings of the Fifth Workshop on Environmental Radioactivity
  
  Pages: 160-163
- NAID
  130004592162
- Description
  「研究成果報告書概要(欧文)」より
- Data Source
  KAKENHI-PROJECT-14380246
[Journal Article] Measurement of ^7Be at MALT2004
- Author(s)
  H.Nagai, W.Tada, H.Matsumura, T.Aze, M.Noguchi, H.Matsuzaki
- Journal Title
  
  Nuclear Instruments and Methods in Physics Research B223-224
  
  Pages: 237-241
- Description
  「研究成果報告書概要(欧文)」より
- Data Source
  KAKENHI-PROJECT-14380246
[Journal Article] Measurement of ^7Be at MALT2004
- Author(s)
  H.Nagai
- Journal Title
  
  Nuclear Instruments and Methods in Physics Research B223-224
  
  Pages: 237-241
- Data Source
  KAKENHI-PROJECT-14380246
[Journal Article] Development of Cl-36 AMS at MALT and application for the neutron shielding experiment at KENS2004
- Author(s)
  M.Fujimura, T.Aze, M.Noguchi, H.Matsumura, H.Nagai, H.Matsuzaki, K.Masumoto, N.Nakao, Q.Wang, M.Kawai
- Journal Title
  
  Proceedings of the Fifth Workshop on Environmental Radioactivity
  
  Pages: 44-48
- Description
  「研究成果報告書概要(欧文)」より
- Data Source
  KAKENHI-PROJECT-14380246
[Journal Article] Beryllium isotopes observed in Hachijo Island2003
- Author(s)
  H.Nagai, T.Yamagata, C.Saito, H.Matsuzaki
- Journal Title
  
  Geochimica et Cosmochimica Acta 67
- Description
  「研究成果報告書概要(欧文)」より
- Data Source
  KAKENHI-PROJECT-14380246
[Journal Article] 八丈島における^7Be・^<10>Be の観測2003
- Author(s)
  永井尚生
- Journal Title
  
  Proceedings of the Fourth Workshop on Environmental Radioactivity
  
  Pages: 119-122
- Description
  「研究成果報告書概要(和文)」より
- Data Source
  KAKENHI-PROJECT-14380246
[Journal Article] Beryllium isotopes observed in Hachijo Island2003
- Author(s)
  Hisao Nagai
- Journal Title
  
  Geochimica et Cosmochimica Acta 67
- Description
  「研究成果報告書概要(和文)」より
- Data Source
  KAKENHI-PROJECT-14380246
[Journal Article] Observation of ^7Be and ^<10>Be in Hachijo Island2003
- Author(s)
  H.Nagai, T.Yamagata, N.Yamane, J.Oshima
- Journal Title
  
  Proceedings of the Fourth Workshop on Environmental Radioactivity
  
  Pages: 119-122
- Description
  「研究成果報告書概要(欧文)」より
- Data Source
  KAKENHI-PROJECT-14380246
[Presentation] 海洋における放射性物質の分布状況・要因の把握2017
- Author(s)
  山田　正俊，青山道夫，池原研，猪股弥生，植松光夫，内山雄介，帰山秀樹，加藤義久，日下部正志，熊本雄一郎，高畑直人，田副　博文，張勁，坪野考樹，津旨大輔，鄭建，永井尚生，浜島靖典，本多牧生，三角和弘，楊　国勝
- Organizer
  第18回「環境放射能」研究会
- Place of Presentation
  高エネルギー加速器研究機構（茨城県・つくば市）
- Year and Date
  2017-03-14
- Data Source
  KAKENHI-PLANNED-24110004
[Presentation] 北極海-北太平洋における海水中ヨウ素129の濃度分布2016
- Author(s)
  工藤　輝、山形武靖、永井尚生、熊本雄一郎、西野茂人、松崎浩之
- Organizer
  2016日本放射化学会年会・第60回放射化学討論会
- Place of Presentation
  新潟大学（新潟県・新潟市）
- Year and Date
  2016-09-10
- Data Source
  KAKENHI-PLANNED-24110004
[Presentation] Distribution of 137Cs and 129I in seawater near the Fukushima Daiichi Nuclear Power Plant in May 20112016
- Author(s)
  Hisao Nagai, Takeyasu Yamagata, Yuichiro Kumamoto
- Organizer
  The 26th V. M. Goldschmidt Conference
- Place of Presentation
  Yokohama(Japan)
- Year and Date
  2016-06-26
- Int'l Joint Research
- Data Source
  KAKENHI-PLANNED-24110004
[Presentation] 北太平洋における北緯47度および東経150度横断観測によるNd同位体比分布2016
- Author(s)
  田副　博文、山形　武靖、永井　尚生、小畑　元
- Organizer
  2016年度日本海洋学会秋季大会
- Place of Presentation
  鹿児島大学（鹿児島県・鹿児島市）
- Year and Date
  2016-09-11
- Data Source
  KAKENHI-PLANNED-24110004
[Presentation] 福島原発事故起源の放射性セシウムは事故から約４年間に北太平洋のどこまで拡がったのか？2016
- Author(s)
  熊本雄一郎、青山道夫、浜島靖典、永井尚生、川合義美、岡英太郎、山口篤、今井圭理、村田昌彦
- Organizer
  2016年度日本海洋学会春季大会
- Place of Presentation
  東京大学本郷キャンパス（東京都文京区）
- Year and Date
  2016-03-17
- Data Source
  KAKENHI-PLANNED-24110004
[Presentation] 東電福島原発事故直後に採取された大気浮遊塵試料中の129I/131I比2016
- Author(s)
  海老原充、大浦泰嗣、白井直樹、鶴田治雄、森口祐一、永川栄泰、櫻井昇、羽場宏光、松崎浩之、山形武靖、永井尚生、関本　俊
- Organizer
  2016日本放射化学会年会・第60回放射化学討論会
- Place of Presentation
  新潟大学（新潟県・新潟市）
- Year and Date
  2016-09-10
- Data Source
  KAKENHI-PLANNED-24110004
[Presentation] Fukushima-derived radiocesium in the western North Pacific in 20142016
- Author(s)
  Yuichiro Kumamoto, Michio Aoyama, Yasunori Hamajima, Hisao Nagai, Yoshimi Kawai, Eitaro Oka, Atsushi Yamaguchi, Keiri Imai, Akihiko Murata
- Organizer
  The First International Conference on Radioanalytical and Nuclear Chemistry (RANC-2016)
- Place of Presentation
  Budapest (Hungary)
- Year and Date
  2016-04-10
- Int'l Joint Research
- Data Source
  KAKENHI-PLANNED-24110004
[Presentation] 北極海－北太平洋における2014年の海水中129I濃度の分布2016
- Author(s)
  工藤　輝、山形武靖、永井尚生、熊本雄一郎、西野茂人、松崎浩之
- Organizer
  第18回AMSシンポジウム
- Place of Presentation
  東京大学理学部（東京都）
- Year and Date
  2016-03-04
- Data Source
  KAKENHI-PLANNED-24110004
[Presentation] Determination of strontium-90 from direct separation of yttrium-90 by solid phase extraction using DGA Resin for seawater monitoring2015
- Author(s)
  Hirofumi Tazoe, Hajime Obata, Takeyasu Yamagata, Zin’ichi Karube, Hisao Nagai, Masatoshi Yamada
- Organizer
  American Geophysical Union, Fall Meeting 2015
- Place of Presentation
  San Francisco (USA)
- Year and Date
  2015-12-14
- Int'l Joint Research
- Data Source
  KAKENHI-PLANNED-24110004
[Presentation] Released radiostrontium and radiocesium from the Fukushima Daiichi Nuclear Power Plant to the sea in 20132015
- Author(s)
  Hirofumi Tazoe1, Takeyasu Yamagata, Kazuki Tsujita, Hisao Nagai, Hajime Obata, Jota Kanda, Masatoshi Yamada
- Organizer
  15th International Congress of Radiation Research
- Place of Presentation
  Kyoto (Japan)
- Year and Date
  2015-05-26
- Int'l Joint Research
- Data Source
  KAKENHI-PLANNED-24110004
[Presentation] 2013-2014年の福島沖海水中の137Cs,129I濃度2015
- Author(s)
  吉田伊吹、森本真由子、辻田一樹、山形武靖、永井尚生、田副博文、松崎浩之
- Organizer
  2015日本放射化学会年会・第59回放射化学討論会
- Place of Presentation
  東北大学川内北キャンパス（宮城県・仙台市）
- Year and Date
  2015-09-25
- Data Source
  KAKENHI-PLANNED-24110004
[Presentation] 2012年夏の福島沖から北部北太平洋における129I,137Csの分布2014
- Author(s)
  長谷川憲、辻田一樹、山形武靖、永井尚生、松崎浩之
- Organizer
  第15回環境放射能研究会
- Place of Presentation
  高エネルギー加速研究機構(つくば市)
- Data Source
  KAKENHI-PLANNED-24110004
[Presentation] 福島沖におけるSr-90の表層濃度分布2014
- Author(s)
  田副　博文、山形武靖、辻田一樹、永井尚生、小畑元、神田穣太、山田正俊
- Organizer
  第15回「環境放射能」研究会
- Place of Presentation
  高エネルギー加速研究機構(つくば市)
- Data Source
  KAKENHI-PLANNED-24110004
[Presentation] 福島沖および北太平洋における海水中のI-129 濃度分布2013
- Author(s)
  長谷川憲、山形武靖、永井尚生、青山道夫、松崎浩之
- Organizer
  第１４回「環境放射能」研究会
- Place of Presentation
  エネルギー加速器研究機構
- Year and Date
  2013-02-26
- Data Source
  KAKENHI-PLANNED-24110004
[Presentation] 福島第一原発近海の放射性ストロンチウムの分布2013
- Author(s)
  田副　博文、山形武靖、辻田一樹、永井尚生、小畑元、山田正俊
- Organizer
  2013年度日本海洋学会秋季大会
- Place of Presentation
  北海道大学(札幌市)
- Data Source
  KAKENHI-PLANNED-24110004
[Presentation] Distribution of radioactive caesium in the North Pacific one year and a half after the Fukushima Dai-ichi Nuclear Power Plant accident.2013
- Author(s)
  K.Tsujita, A.Hasegawa, N.Harada, T.Yamagata, H.Nagai, M.Aoyama
- Organizer
  APSORC13 - 5th Asia-Pacific Symposium on Radiochemistry
- Place of Presentation
  Kanazawa(Japan)
- Data Source
  KAKENHI-PLANNED-24110004
[Presentation] Distribution of Iodine-129 in off Fukushima and the North Pacific one year and a half after the Fukushima Dai-ichi Nuclear Power Plant accident.2013
- Author(s)
  A.Hasegawa, T.Yamagata, H.Nagai, M.Aoyama, H.Matsuzaki
- Organizer
  APSORC13 - 5th Asia-Pacific Symposium on Radiochemistry
- Place of Presentation
  Kanazawa(Japan)
- Data Source
  KAKENHI-PLANNED-24110004
[Presentation] 西部北太平洋における海水中の放射性セシウム濃度分布 - KOK 航海およびKH-12-4 航海2013
- Author(s)
  辻田一樹、長谷川憲、原田直弥、山形武靖、永井尚生、青山道夫
- Organizer
  第１４回「環境放射能」研究会
- Place of Presentation
  エネルギー加速器研究機構
- Year and Date
  2013-02-26
- Data Source
  KAKENHI-PLANNED-24110004
[Presentation] Interdisciplinary study on environmental transfer of radionuclides from the Fukushima Daiichi Nuclear Power Plant accident: Theme 3, Fate of radionuclides in the ocean.2012
- Author(s)
  M. Yamada, M. Aoyama, Y. Hamajima, M. Honda,Y. Kato, H. Kawakami, Y. Kumamoto, M. Kusakabe,H. Nagai, H. Tazoe, D. Tsumune, M. Uematsu, J. Zheng
- Organizer
  Fukushima Ocean Impacts Symposium: Exploring the impacts of the Fukushima Dai-ichi Nuclear Power Plants on the Ocean
- Place of Presentation
  東京大学
- Year and Date
  2012-11-12
- Data Source
  KAKENHI-PLANNED-24110004
[Presentation] Surface Nd isotopic distrubution in the South Pacific Ocean and the Pacific sector of the Southern Ocean.2011
- Author(s)
  Tazoe H., Sato H., Nagai H., Obata H., Gamo T.
- Organizer
  Liege Colloquium
- Place of Presentation
  Brussels (Belgium)
- Year and Date
  2011-05-06
- Data Source
  KAKENHI-PROJECT-19253006
[Presentation] 福島第一原発近海の放射性ストロンチウムの分布
- Author(s)
  田副博文、山形武靖、辻田一樹、永井尚生、小畑元、山田正俊
- Organizer
  2014年度日本地球化学会年会
- Place of Presentation
  富山大学（富山県富山市）
- Year and Date
  2014-09-16 – 2014-09-18
- Data Source
  KAKENHI-PLANNED-24110004
[Presentation] 北極海－北太平洋における129Iの分布
- Author(s)
  永井尚生、山形武靖、長谷川憲、熊本雄一郎、西野茂人、松崎浩之
- Organizer
  第17回AMSシンポジウム
- Place of Presentation
  筑波大学（茨城県つくば市）
- Year and Date
  2015-03-02 – 2015-03-03
- Data Source
  KAKENHI-PLANNED-24110004
[Presentation] Speciation analysis of Iodine-127 and 129 in the soil contaminated by the Fukushima Dai-ich Nuclear Power Plant accident.
- Author(s)
  M. Honda, H. Matsuzaki, T. Saito and H. Nagai
- Organizer
  12th International Conference on Accelerator Mass Spectrometry
- Place of Presentation
  Aix - Marseille University (France)
- Year and Date
  2014-08-24 – 2014-08-29
- Data Source
  KAKENHI-PLANNED-24110004
[Presentation] Speciation analysis of I-127,129 in the crop field soil contaminated by the Fukushima Dai-ichi nuclear power plant accident with newly developed chemical separation techniques.
- Author(s)
  M. Honda, H. Matsuzaki, T. Saito and H. Nagai
- Organizer
  European Geosciences Union General Assembly 2014
- Place of Presentation
  Vienna (Austria)
- Year and Date
  2014-04-27 – 2014-05-02
- Data Source
  KAKENHI-PLANNED-24110004
[Presentation] キレート樹脂DGAレジンを用いたイットリウム迅速分離と海水中Sr-90定量への適用
- Author(s)
  田副博文、山形武靖、永井尚生、小畑元、山田正俊
- Organizer
  日本地球惑星科学連合連合大会2014年大会
- Place of Presentation
  パシフィコ横浜（神奈川県横浜市）
- Year and Date
  2014-04-28 – 2014-05-02
- Data Source
  KAKENHI-PLANNED-24110004
[Presentation] Anthropogenic 129I in the Bering and Chukchi Seas and Arctic Ocean.
- Author(s)
  H.Nagai, A.Hasegawa, T.Yamagata, Y.Kumamoto, S. Nishino, H.Matsuzaki
- Organizer
  12th International Conference on Accelerator Mass Spectrometry
- Place of Presentation
  Aix - Marseille University (France)
- Year and Date
  2014-08-24 – 2014-08-29
- Data Source
  KAKENHI-PLANNED-24110004

1. SOHRIN Yoshiki (50197000)

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2. HASUMI Hiroyasu (40311641)

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3. OKAMURA Kei (70324697)

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4. ZHANG Jing (20301822)

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5. YAMADA Masatoshi (10240037)

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6. KATO Yoshihisa (00152752)

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7. Tazoe Hirofumi (60447381)

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62. 松崎浩之

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NAGAI Hisao 永井 尚生

永井 尚生 ナガイ ヒサオ

Research Projects

Research Products

Co-Researchers

Reconstruction of bioavailable Cs-137 activity concentration just after the FDNPP accident using hard tissues memory as a proxy

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Understanding the mechanisms controlling the environmental dynamics of radionuclides released from the Fukushima Daiichi Nuclear Power Plant in the ocean.

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Review Section

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Geochemical ocean sections study focusing on trace elements and isotopes in the Indian Ocean and the Japan Sea (GEOTRACES Program)

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Study for material cycle with cosmogenic nuclides as tracersPrincipal Investigator

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大気・海洋における宇宙線生成核種の分布及び挙動に関する研究Principal Investigator

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地球環境と人間

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Application of Accelerator Mass Spectrometry for Cosmo-and Earth-Sciences.Principal Investigator

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中性子放射化分析法を利用するイットリウムの地球化学Principal Investigator

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宇宙線による放射性核種生成に関する研究Principal Investigator

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天然物中における核反応生成物の分布

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Distributions of Nuclear Reaction Products in Natural Substances

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[Journal Article] Observation of Dispersion in the Japanese Coastal Area of Released 90Sr, 134Cs, and 137Cs from the Fukushima Daiichi Nuclear Power Plant to the Sea in 20132019

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[Journal Article] Fukushima-derived radiocesium in the western North Pacific in 20142017

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[Journal Article] 2014年末までの西部北太平洋における福島第一原子力発電所事故起源放射性セシウムの拡がり2017

NAGAI Hisao 永井尚生

永井尚生ナガイヒサオ