Ohta Tomoko 太田朋子

… Alternative Names

OHTA TOMOKO 太田朋子

OHTA Tomoko 太田朋子

NAKANO Tomoko 中野朋子

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Researcher Number	30373020
Other IDs
External Links
Affiliation (Current)	2025: 長岡技術科学大学, 工学研究科, 准教授
Affiliation (based on the past Project Information) *help	2020 – 2023: 長岡技術科学大学, 工学研究科, 准教授 2017 – 2019: 一般財団法人電力中央研究所, 地球工学研究所, 主任研究員 2016: 北海道大学, 工学(系)研究科(研究院), 助教 2013 – 2014: 北海道大学, 工学(系)研究科(研究院), 助教 2012: 北海道大学, 大学院・工学研究院, 助教 2008 – 2010: Kyoto University, 原子炉実験所, 助教 2006: Kyoto University, Research Reactor Inst., Assistant Prof., 原子炉実験所, 助手
Review Section/Research Field	Principal Investigator Medium-sized Section 31:Nuclear engineering, earth resources engineering, energy engineering, and related fields / Basic Section 31010:Nuclear engineering-related / Nuclear engineering / Earth system and resources enginnering / Cultural property science Except Principal Investigator Environmental dynamic analysis / Medium-sized Section 25:Social systems engineering, safety engineering, disaster prevention engineering, and related fields / Geotechnical engineering
Keywords	Principal Investigator 環境放射能 / AMS / 放射性希ガス / 地下水 / 放射性核種 / 環境動態 / 同位体 / 核実験 / 海藻 / 海水 … More / 放射性Kr / 放射性廃棄物 / 初期値 / 129I / 81Kr / 同位体分別 / 地下水年代 / 加速器質量分析計 / ヨウ素129 / トリチウム / 再処理 / 核実験起源 / 放射性塩素 / 放射性ヨウ素 / 解析・評価 / 森林汚染 / 環境分析 / 森林 / 根 / migration / 物質循環 / 福島原発 / 水文学 / スギ / 原子力事故 / 福島 / 樹木 / 将来予測 / 森林水文学 / 放射性セシウム / 地圏物質移動 / セシウム-137 / ＡＭＳ / ヨウ素-129 / 原子力災害 / I-129 / 藻塩 / 製作技法 / 製塩 / 汚染 / 塩 … More Except Principal Investigator 溶存希ガス / 地下水年代測定 / 地震災害 / 環境放射線（能） / 安全工学・安全科学 / Freshwater resources / Deep groundwater / Shallow groundwater / Radium isotopic ratio / Water circulation rate / Groundwater residence time / ^<36>Cl concentration / Dissolved 4He concentration / 気候変動 / 地下水溶存有機物 / 希ガス分析 / 水循環 / 有機物分画 / 溶存有機物 / C-14 / 塩素-36 / 宇宙線起源核種 / 地下水年度測定 / 地下滞留時間 / 淡水資源 / 深部地下水 / 浅層地下水 / ラジュウム同位体比 / 水循環速度 / 地下水滞留時間 / ^<36>Cl濃度 / 溶存^4He濃度 / 岩盤掘削ずり / 移流分散 / 設計法 / 吸着層工法 / 環境地盤 / 地盤工学 / タービダイト / 海生有機物 / 希ガス濃度 / プレートテクトニクス / 付加体 / 希ガス / 塩素同位体比 / 沃素同位体比 / 鹹水 Less

Feasibility Evaluation of Imminent Prediction of Major Earthquakes Based on Wide-Area Electrostatic Field Analysis
- Principal Investigator
  
  Jiang Weihua
- Project Period (FY)
  2022 – 2023
- Research Category
  
  Grant-in-Aid for Challenging Research (Exploratory)
- Review Section
  
  Medium-sized Section 25:Social systems engineering, safety engineering, disaster prevention engineering, and related fields
- Research Institution
  Nagaoka University of Technology
過去100万年規模の宇宙線起源81Kr変遷の復元による地下水絶対年代測定法の提案Principal Investigator
- Principal Investigator
  
  太田朋子
- Project Period (FY)
  2021 – 2024
- Research Category
  
  Grant-in-Aid for Challenging Research (Exploratory)
- Review Section
  
  Medium-sized Section 31:Nuclear engineering, earth resources engineering, energy engineering, and related fields
- Research Institution
  Nagaoka University of Technology
マルチトレーサ法を用いた129I/127I地下水年代測定法の成立性の検証Principal Investigator
- Principal Investigator
  
  太田朋子
- Project Period (FY)
  2020 – 2023
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Review Section
  
  Basic Section 31010:Nuclear engineering-related
- Research Institution
  Nagaoka University of Technology
Elucidation of accumulation mechanism of radioceium in tree and fate of radio-cesium contamination in forest resourcesPrincipal Investigator
- Principal Investigator
  
  OHTA TOMOKO
- Project Period (FY)
  2017 – 2019
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Nuclear engineering
- Research Institution
  Central Research Institute of Electric Power Industry
Evaluation and designing of adsorption layer method for countermeasures against excavated rocks
- Principal Investigator
  
  Igarashi Toshifumi
- Project Period (FY)
  2014 – 2016
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Research Field
  
  Geotechnical engineering
- Research Institution
  Hokkaido University
Change of coastal environment which accompanies with human activity obtained from radioactivity in seaweedPrincipal Investigator
- Principal Investigator
  
  OHTA TOMOKO
- Project Period (FY)
  2012 – 2014
- Research Category
  
  Grant-in-Aid for Young Scientists (A)
- Research Field
  
  Earth system and resources enginnering
- Research Institution
  Hokkaido University
Investigation on the correlated mechanisms between deep groundwater flow and material transport in the different plate tectonic fields
- Principal Investigator
  
  MAHARA Yasunori
- Project Period (FY)
  2008 – 2010
- Research Category
  
  Grant-in-Aid for Scientific Research (A)
- Research Field
  
  Environmental dynamic analysis
- Research Institution
  Kyoto University
Study of provenance identification of Moshio by environmental radioactivityPrincipal Investigator
- Principal Investigator
  
  OHTA Tomoko
- Project Period (FY)
  2008 – 2010
- Research Category
  
  Grant-in-Aid for Young Scientists (B)
- Research Field
  
  Cultural property science
- Research Institution
  Kyoto University
Evaluation of the role of groundwater in the global water circulation using environmental tracers of natural radionuclide and dissolved noble gases.
- Principal Investigator
  
  MAHARA Yasunori
- Project Period (FY)
  2004 – 2006
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Research Field
  
  Environmental dynamic analysis
- Research Institution
  Kyoto University

All 2023 2022 2021 2019 2014 2013 2012 2011 2010 2009 2008 2007 2006 Other

All Journal Article Presentation

[Journal Article] Origin and hydrodynamics of xylem sap in tree stems, and relationship to root uptake of soil water2021
- Author(s)
  Y. Mahara, T. Ohta, J. Oshima, K. Iizuka
- Journal Title
  
  Scientific Reports
  
  Volume: 11 Issue: 1 Pages: 8404-8404
- DOI
  10.1038/s41598-021-95470-0
- NAID
  120007038809
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20H02674
[Journal Article] Origin and hydrodynamics of xylem sap in tree stems, and relationship to root uptake of soil water2021
- Author(s)
  Mahara, Y., Ohta, T., Ohshima, J., Iizuka,
- Journal Title
  
  Sci Rep
  
  Volume: 11 Issue: 1 Pages: 8404-8404
- DOI
  10.1038/s41598-021-87397-3
- NAID
  120007038809
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20H02674
[Journal Article] Variation of 14C in Japanese Tree Rings Related to the Fukushima Nuclear Accident2019
- Author(s)
  Varga Tamas、Palcsu Laszlo、Ohta Tomoko、Mahara Yasunori、Jull A J Timothy、Molnar Mihaly
- Journal Title
  
  Radiocarbon
  
  Volume: 61 Issue: 4 Pages: 1029-1040
- DOI
  10.1017/rdc.2019.47
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17K07024
[Journal Article] Separation and measurement of 129I and 127I in pre-nuclear-era marine algae with ultra low 129I/127I isotopic ratios2013
- Author(s)
  T. Ohta, Y. Mahara, T. Kubota, T. Abe, H. Matsueda, T. Tokunaga, H. Matsuzaki,
- Journal Title
  
  Nuclear Instrument and Method of Physics Research B
  
  Volume: 294 Pages: 559-562
- DOI
  10.1016/j.nimb.2012.07.008
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-24686098
[Journal Article] Aging Effect of <sup>137</sup>Cs Obtained from <sup>137</sup>Cs in the Kanto Loam Layer from the Fukushima Nuclear Power Plant Accident and in the Nishiyama Loam Layer from the Nagasaki A-bomb Explosion2013
- Author(s)
  T. Ohta, Y. Mahara, T. Kubota, T. Igarashi
- Journal Title
  
  Anal. Sci.
  
  Volume: 29 Issue: 10 Pages: 941-947
- DOI
  10.2116/analsci.29.941
- NAID
  10031202853
- ISSN
  0910-6340, 1348-2246
- Language
  English
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-24686098
[Journal Article] Separation and measurement of ^<129>I and ^<127>I in pre-nuclear-eramarine algae with ultra low ^<129>I/^<127>I isotopic ratios2012
- Author(s)
  T. Ohta, Y. Mahara, T. kubota, T. Abe, H. Matsueda, T. Tokunaga, H. Matsuzaki
- Journal Title
  
  Nuclear Instrument and Method of Physics Research B
  
  Volume: 294 Issue: 1-2 Pages: 559-562
- DOI
  10.1016/j.jhydrol.2009.07.022
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-24686098
[Journal Article] Prediction of groundwater contamination with 137Cs and 131I from the Fukushima Nuclear accident in the Kanto district2012
- Author(s)
  T. Ohta, Y. Mahara, T.Kubota, S. Fukutani, K. Fujiwara, K. Takamiya, N. Yoshinaga, Y. Mizuochi, T. Igarashi
- Journal Title
  
  J. Environ. Radioactivity
  
  Volume: 111 Pages: 38-41
- DOI
  10.1016/j.jenvrad.2011.11.017
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-24686098
[Journal Article] Radionuclide in ancient relics obtained from the Matsuzaki site and the Hirohata shellmound on the Pacific coast of Japan.2010
- Author(s)
  Ohta T., Mahara Y., Kubota T., Saito Y., Fukutani S., Fujii T., Ando A., Nakata E., Nakano T., Abe Y., Tatematsu A.
- Journal Title
  
  Radiocarbon
  
  Volume: 52 Pages: 526-533
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20700662
[Journal Article] Radionuclide in ancient relics obtained from the Matsuzaki site and the Hirohata shellmound on the Pacific coast of Japan.2010
- Author(s)
  Ohta T., Mahara Y., Kubota T., Saito Y., Fukutani S., Fujii T., Ando A., Nakata E., Nakano T., Abe Y., Tatematsu A.
- Journal Title
  
  Radiocarbon 52
  
  Pages: 526-533
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20241006
[Journal Article] Radionuclide in ancient relics obtained from the Matsuzaki site and the Hirohata shellmound on the Pacific coast of Japan2010
- Author(s)
  Ohta T., Mahara Y., Kubota T, 他
- Journal Title
  
  Radiocarbon
  
  Volume: 52 Pages: 526-533
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20241006
[Journal Article] Radionuclides on ancient relics obtained from the Matsusaki site and the Hirohata shell mound on the Pacific coast of Japan2010
- Author(s)
  T.Ohta, Y.Mahara, T.Kubota, Y.Saito, S.Fukutani, T.Fujii, A.Ando, E.Nakata, T.Nakano, Y.Abe, A.Tatematsu
- Journal Title
  
  Radiocarbon 52
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20700662
[Journal Article] Isotopic investigations for the origin of relic from the Matsusaki site, Japan2009
- Author(s)
  T.Nakano-Ohta, T.Kubota, A.Ando, T.Fujii, S.Fukutani, E.Nakata, T.Nakano, Y.Mahara
- Journal Title
  
  Appl. Radiat.Isot. 67
  
  Pages: 1479-1483
- NAID
  120002381086
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20700662
[Journal Article] Isotopic investigations for the origin of relic from the Matsuzaki site, Japan.2009
- Author(s)
  Nakano-Ohta T., Kubota T., Ando A.,Fujii T., Fukutani S., Nakata E., Nakano T., Mahara Y.
- Journal Title
  
  Applied Radiation and Isotopes 67
  
  Pages: 1479-1483
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20241006
[Journal Article] Isotopic investigations for the origin of relic from the Matsusaki site, Japan2009
- Author(s)
  Fukutani, S., Nakata, E.., Nakano, T. and Mahara
- Journal Title
  
  Appl. Radiat.Isot.
- NAID
  120002381086
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20700662
[Journal Article] Groundwater dating by estimation of groundwater flowvelocity and dissolved ^4He accumulation rate calibrated by ^<36>Cl in the Great Artesian Basin, Australia.2009
- Author(s)
  Mahara Y., Habermehl M. A., Hasegawa T., Nakata K., Ransley T. R., Hatano T., Mizuochi Y., Kobayashi H., Ninomiya A., Senior B. R., Yasuda H., Ohta T.
- Journal Title
  
  Earth and Planetary Science Letters 287
  
  Pages: 43-56
- NAID
  120001645078
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20241006
[Journal Article] Separation of dissolved Kr from a water saple by means of a hollow fiber membrane2009
- Author(s)
  T.Ohta, Y.Mahara, N.Momoshima, F.Inoue, J.Shimada, R.Ikawa,
- Journal Title
  
  Journal of Hydrology 376
  
  Pages: 152-158
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20241006
[Journal Article] Separation of dissolved Kr from water sample with hollow fiber membrane2009
- Author(s)
  T.Ohta, Y.Mahara, N.Momoshima, N.Inoue, R.Ikawa, M.Taniguchi, J.Shimada
- Journal Title
  
  J.Hydrol. 376
  
  Pages: 152-158
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20700662
[Journal Article] 松崎遺跡の遺物に付着物した付着物の起源に関する考察2008
- Author(s)
  太田朋子、窪田卓見、安渡敦史、藤井俊行、福谷哲、中田英二、中野教則、馬原保典
- Journal Title
  
  Proceedings of the Seventh Workshop on Environmental Radioactivity 9
  
  Pages: 149-154
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20700662
[Journal Article] Correlation between dissolved ^4He concentration and ^<36>Cl in groundwater at Aspo, Sweden2008
- Author(s)
  Y.Mahara, T.Hasegawa, K.Miyakawa, T.Ohta
- Journal Title
  
  Applied Geochemistry 23
  
  Pages: 3305-3320
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20241006
[Journal Article] Correlation between dissolved ^4He concentration and ^<36>Cl in groundwater at Aspo, Sweden.2008
- Author(s)
  Mahara Y., Hasegawa T., Miyakawa K, Ohta T.
- Journal Title
  
  Applied Geochemistry 23
  
  Pages: 3305-3320
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20241006
[Journal Article] Concentrations of 228Ra and 226Ra in hot-spring waters from Tokyo and its vicinity, Japan2007
- Author(s)
  Nakano-Ohta T., Kubota T., Sato J., Mahara Y.
- Journal Title
  
  Journal of Radioanalitical and Nuclear Chemistry (in press)
- Data Source
  KAKENHI-PROJECT-16310009
[Journal Article] Concentrations of ^<228>Ra and ^<226>Ra in hot-spring waters from Tokyo and its vicinity, Japan2007
- Author(s)
  Nakano-Ohta T., Kubota T., Sato J., Mahara Y.
- Journal Title
  
  Journal of Radioanalitical and Nuclear Chemistry (in press)
- Description
  「研究成果報告書概要(和文)」より
- Data Source
  KAKENHI-PROJECT-16310009
[Journal Article] Concentrations of ^<228>Ra and ^<226>Ra in hot-spring waters from Tokyo and its vicinity, Japan2007
- Author(s)
  Nakano-Ohta T., Kubota T., Sato J., Mahara Y.
- Journal Title
  
  Journal of Radioanalitical and Nuclear Chemistry (in-press)
- Description
  「研究成果報告書概要(欧文)」より
- Data Source
  KAKENHI-PROJECT-16310009
[Journal Article] Determination of ^<228>Ra and ^<226>Ra in seawater collected on Manganese-impregnated acrylic fiber2006
- Author(s)
  Nakano-Ohta T., Sato J.
- Journal Title
  
  Radioisotopes 55
  
  Pages: 443-449
- Description
  「研究成果報告書概要(和文)」より
- Data Source
  KAKENHI-PROJECT-16310009
[Journal Article] An application of Mn-impregnated acrylic fiber to the determination of ^<226>Ra and ^<228>Ra in hot spring waters2006
- Author(s)
  Nakano-Ohta T., Sato J.
- Journal Title
  
  J.Baloneological Soc. Jap. 56
  
  Pages: 37-46
- Description
  「研究成果報告書概要(欧文)」より
- Data Source
  KAKENHI-PROJECT-16310009
[Journal Article] Determination of 228Ra and 226Ra in seawater collected on Manganese-impregnated acrylic fiber2006
- Author(s)
  Nakano-Ohta T., Sato J.
- Journal Title
  
  Radioisotopes 55
  
  Pages: 443-449
- Data Source
  KAKENHI-PROJECT-16310009
[Journal Article] An application of Mn-impregnated acrylic fiber to the determination of 226Ra and 228Ra in hot spring waters2006
- Author(s)
  Nakano-Ohta T., Sato J.
- Journal Title
  
  温泉科学 56
  
  Pages: 37-46
- Data Source
  KAKENHI-PROJECT-16310009
[Journal Article] Concentrations and activity ratios of^<226>Ra and^<228>Ra in surface seawater along the Pacific coast of Japan
- Author(s)
  Ohta T, Mahara Y, Kubota T, Sato J, Gamo T
- Journal Title
  
  Radiochimica Acta. in-press
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20700662
[Journal Article] Concentrations and activity ratios of ^<226>Ra and ^<228>Ra in surface seawater along the Pacific coast of Japan
- Author(s)
  Ohta T, Mahara Y, Kubota T, Sato J, Gamo T
- Journal Title
  
  Radiochimica Acta.
  
  Volume: (in-press)
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20700662
[Journal Article] (2009) Isotopic investigations for the origin of relic from the Matsuzaki site, Japan.
- Author(s)
  Nakano-Ohta T., Kubota T., Ando A., Fujii T., Fukutani S., Nakata E., Nakano T., Mahara Y.
- Journal Title
  
  Applied Radiation and Isotopes 67
  
  Pages: 1479-1483
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20700662
[Journal Article] (2010) Radionuclide in ancient relics obtained from the Matsuzaki site and the Hirohata shellmound on the Pacific coast of Japan.
- Author(s)
  Ohta T., Mahara Y., Kubota T., Saito Y., Fukutani S., Fujii T., Ando A., Nakata E., Nakano T., Abe Y., Tatematsu A.
- Journal Title
  
  Radiocarbon 52
  
  Pages: 526-533
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20700662
[Presentation] 空気中の放射性元素濃度と広域静電界分布2023
- Author(s)
  文娟、須貝太一、太田朋子、徳地明、江偉華
- Organizer
  電気学会A部門放電・プラズマ・パルスパワー研究会
- Data Source
  KAKENHI-PROJECT-22K18868
[Presentation] 新潟県長岡地域における地理条件と地下水ラドン濃度の関係性調査2023
- Author(s)
  武雄諒，太田朋子，高田晋
- Organizer
  日本原子力学会・関東甲越支部第 16 回学生研究発表会―原子力・放射線分野
- Data Source
  KAKENHI-PROJECT-22K18868
[Presentation] 空気中の放射性元素濃度と広域静電界分布2023
- Author(s)
  文娟、須貝太一、太田朋子、徳地明、江　偉華
- Organizer
  電気学会A部門放電・プラズマ・パルスパワー研究会
- Data Source
  KAKENHI-PROJECT-22K18868
[Presentation] 新潟県長岡地域における地理条件と地下水ラドン濃度の関係性調査2023
- Author(s)
  武雄諒，太田朋子，高田晋
- Organizer
  日本原子力学会関東甲越支部第 16 回学生研究発表会
- Data Source
  KAKENHI-PROJECT-21K18921
[Presentation] 地理条件が地下水ラドン濃度に及ぼす影響2022
- Author(s)
  武雄諒，太田朋子
- Organizer
  第 59 回アイソトープ・放射線研究発表会
- Data Source
  KAKENHI-PROJECT-20H02674
[Presentation] 地理条件が地下水ラドン濃度に及ぼす影響2022
- Author(s)
  武雄諒，太田朋子
- Organizer
  日本原子力学会学生連絡会 2022 年秋の大会
- Data Source
  KAKENHI-PROJECT-22K18868
[Presentation] 樹木中の放射性セシウムの挙動2022
- Author(s)
  太田朋子
- Organizer
  日本地球化学会
- Invited
- Data Source
  KAKENHI-PROJECT-20H02674
[Presentation] Can cesium be adsorbed through the leaf and bark of trees?2019
- Author(s)
  Tomoko Ohta, Yasunori Mahara, Junji Torimoto
- Organizer
  第４回福島第一廃炉国際フォーラム
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17K07024
[Presentation] 加速器質量分析計を用いた海藻中のヨウ素-129の測定2014
- Author(s)
  太田朋子，窪田卓見, 馬原保典, 五十嵐敏文
- Organizer
  日本海水学会
- Place of Presentation
  那覇市、沖縄男女共同参画センターてぃるる
- Data Source
  KAKENHI-PROJECT-24686098
[Presentation] Groundwater contamination in Japan after Fukushima nuclear disaster2012
- Author(s)
  T. Ohta, Y. Mahara, T.kubota, T. Igarasi,
- Organizer
  6th International Conference on Earth Resources Technology "Sciences and Technologies Towards 2012" : PSU-IC 2012
- Place of Presentation
  BS SAMILA Beach Hotel and Resort、ソンクラ、タイ
- Data Source
  KAKENHI-PROJECT-24686098
[Presentation] Pore-water mobility : Distribution of δ37Cl, 36Cl/Cl ratio and dissolved 4He concentration in the core drilled in the Mobara gas field, Japan2011
- Author(s)
  Y.Mahara, T.Ohta, T.Tokunaga, H.Matsuzaki, K.Nagao, E.Nagao, Y.Miyamoto, T.Kubota
- Organizer
  AMS-12
- Place of Presentation
  ニュージーランド
- Year and Date
  2011-03-23
- Data Source
  KAKENHI-PROJECT-20700662
[Presentation] 地球規模環境トレーサーとしての沃素同位体比とプレートテクトニクス場の違いについての検討2011
- Author(s)
  馬原保典, 太田朋子, 窪田卓見, 徳永朋祥, 松崎浩之, 長尾敬介, 中田英二, 宮本由紀, 松枝大治, 阿部剛史
- Organizer
  京都大学原子炉実験所第43回学術講演会
- Place of Presentation
  京大炉、大阪
- Year and Date
  2011-01-28
- Data Source
  KAKENHI-PROJECT-20700662
[Presentation] Separation of^<129>I and^<127>I in pre-nuclear-era marine algae with ultra low^<129>I/^<127>I isotopic ratios2011
- Author(s)
  T.Ohta, Y.Mahara, T.Kubota, T.Abe, H.Matsueda, S.Sekimoto, K.Takamiya, S.Fukutani, T.Tokunaga, H.Matsuzaki
- Organizer
  AMS-12
- Year and Date
  2011-03-24
- Data Source
  KAKENHI-PROJECT-20700662
[Presentation] Separation of 129I and 127I in pre-nuclear-era marine algae with ultra low 129I/127I isotopic ratios2011
- Author(s)
  T.Ohta, Y.Mahara, T.Kubota, T.Abe, H.Matsueda, S.Sekimoto, K.Takamiya S.Fukutani, T.Tokunaga, H.Matsuzaki
- Organizer
  AMS-12
- Place of Presentation
  ニュージーランド
- Year and Date
  2011-03-24
- Data Source
  KAKENHI-PROJECT-20700662
[Presentation] ^<228>Ra/^<226>Ra activity ratio in groundwater around Fuji Volcano, Japan2010
- Author(s)
  T.Ohta, Y.Mahara, K.Miyakawa, T.Kubota, K.Tagami, J.Sato
- Organizer
  Environmental Radioactivity 2010
- Place of Presentation
  イタリア
- Year and Date
  2010-10-26
- Data Source
  KAKENHI-PROJECT-20700662
[Presentation] 環境試料中のヨウ素同位体(^<129>I,^<127>I)の抽出手法の検討2010
- Author(s)
  太田朋子、窪田卓見、馬原保典、松崎浩之、鈴木崇史
- Organizer
  第2回JAEAタンデントロンAMS利用報告会
- Place of Presentation
  青森
- Year and Date
  2010-11-13
- Data Source
  KAKENHI-PROJECT-20700662
[Presentation] 海産物中の微量元素の測定2010
- Author(s)
  太田朋子、窪田卓見、福谷哲、馬原保典
- Organizer
  日本原子力学会
- Place of Presentation
  北海道
- Year and Date
  2010-09-16
- Data Source
  KAKENHI-PROJECT-20700662
[Presentation] Pore water dating by ^<129>I : What do ^<36>Cl/Cl ratio, dissolved 4He concentration, δ^<37>Cl and ^<129>I/^<127>I ratio suggest in the Mobara Gas field, Japan?2010
- Author(s)
  Y.Mahara, T.Ohta, T.Tokunaga
- Organizer
  AGU fall meeting 2010
- Place of Presentation
  USA
- Year and Date
  2010-12-16
- Data Source
  KAKENHI-PROJECT-20700662
[Presentation] 太平洋沿岸のラジウム同位体の分析2010
- Author(s)
  太田朋子・窪田卓見・馬原保典
- Organizer
  2010年質量分析学会同位体比部会
- Place of Presentation
  別府
- Year and Date
  2010-11-18
- Data Source
  KAKENHI-PROJECT-20700662
[Presentation] 太平洋沿岸のラジウム同位体の分析2010
- Author(s)
  太田朋子、窪田卓見、馬原保典
- Organizer
  2010年質量分析学会同位体比部会
- Year and Date
  2010-11-19
- Data Source
  KAKENHI-PROJECT-20700662
[Presentation] Comparison among brines ages estimated from ^<36>Cl/Cl ratio, concentration of dissolved ^4He and 129I/127I ratio, and the origin of iodine in the Mobara Gasd field, Japan.2010
- Author(s)
  Mahara Y., Ohta T., Tokunaga T., Matsuzaki H., Nagao K., Nakata E.
- Organizer
  Proceedings of the 11th Workshop on Environmental Radioactivity(107-116)(in Japanese with English abstract)
- Place of Presentation
  KEK, Tsukuba, Japan.
- Data Source
  KAKENHI-PROJECT-20241006
[Presentation] 塩素36と溶存希ガス測定による鹹水の滞留時間推定と沃素同位体比について2010
- Author(s)
  馬原保典、太田朋子、徳永朋祥、松崎浩之、長尾敬介
- Organizer
  第11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
- Year and Date
  2010-03-03
- Data Source
  KAKENHI-PROJECT-20241006
[Presentation] 塩素36と溶存希ガス測定による鹹水の滞留時間推定とヨウ素同位体比について2010
- Author(s)
  馬原保典、太田朋子、徳永朋祥、松崎浩之、長尾敬介
- Organizer
  環境放射能研究会
- Place of Presentation
  筑波
- Year and Date
  2010-03-03
- Data Source
  KAKENHI-PROJECT-20700662
[Presentation] コアー間隙水中のδ^<37>Cl,^<36>Cl/Clと希ガス濃度分布から見た間隙水の流動性評価2010
- Author(s)
  馬原保典, 太田朋子, 徳永朋祥、長尾敬介
- Organizer
  2010年質量分析学会同位体比部会
- Place of Presentation
  別府
- Year and Date
  2010-11-19
- Data Source
  KAKENHI-PROJECT-20700662
[Presentation] 我が国の鹹水中の^<129>I/^<127>I比の分布と茂原地区における鹹水の滞留時間の推定2010
- Author(s)
  馬原保典、太田朋子、徳永朋祥、松崎浩之、長尾敬介、窪田卓見
- Organizer
  第2回JAEAタンデントロンAMS利用報告会
- Place of Presentation
  青森
- Year and Date
  2010-11-12
- Data Source
  KAKENHI-PROJECT-20700662
[Presentation] 遺跡の遺物の試料採取状況に対する放射性核種の汚染2010
- Author(s)
  太田朋子、馬原保典、齋藤有、福谷哲、藤井俊行、中田英二、窪田卓見、安渡敦史、中野教則
- Organizer
  環境放射能研究会
- Place of Presentation
  筑波
- Year and Date
  2010-03-02
- Data Source
  KAKENHI-PROJECT-20700662
[Presentation] Iodine isotopic ration of 129I/127I and the origin of 129I in brines, Japan.2009
- Author(s)
  Mahara Y., Ohta T., Tokunaga T., Mastsuzaki H., Nagao K.
- Organizer
  Proccedings of the Second JAEA Tandetron AMS Utilization Workshop(19-25)(in Japanese with English abstract)
- Place of Presentation
  Mutsu-shi, Japan.
- Data Source
  KAKENHI-PROJECT-20241006
[Presentation] 我国の鍼水中のヨウ素同位体比分布と沃素-129の起源について2009
- Author(s)
  馬原保典、太田朋子、徳永朋祥、松崎浩之
- Organizer
  日本地下水学会
- Place of Presentation
  北海道
- Year and Date
  2009-10-16
- Data Source
  KAKENHI-PROJECT-20700662
[Presentation] 我が国の鹹水中の129I/127I比の分布と茂原地区における鹹水の滞留時間の推定2009
- Author(s)
  馬原保典、太田朋子、徳永朋祥、松崎浩之、長尾敬介
- Organizer
  第2回JAEAタンデトロンAMS利用報告会
- Place of Presentation
  青森
- Year and Date
  2009-11-12
- Data Source
  KAKENHI-PROJECT-20700662
[Presentation] Observation of ^<228>Ra/^<226>Ra activity ratio, and concentrations of ^<226>Ra and 228Ra of surface seawaters in the Pacific side of Japan2009
- Author(s)
  T.Ohta, T.Kubota, Y.Mahara, J.Sato
- Organizer
  APSORC2009
- Place of Presentation
  Napa, U.S.A.
- Year and Date
  2009-11-30
- Data Source
  KAKENHI-PROJECT-20241006
[Presentation] Observation of 228Ra/226Ra activity ratio, and concentrations of 226Ra and 228Ra of surface seawaters in the Pacific side of Japan2009
- Author(s)
  T.Ohta, T.Kubota, Y.Mahara, J.Sato
- Organizer
  APSORC2009
- Place of Presentation
  Napa, USA
- Year and Date
  2009-11-30
- Data Source
  KAKENHI-PROJECT-20700662
[Presentation] 我が国の鹹水中の沃素同位体比の分布と129Iの起源について2009
- Author(s)
  馬原保典、太田朋子、徳永朋祥、松崎浩之、長尾敬介
- Organizer
  第2回JAEAタンデトロンAMSワークッショプ
- Place of Presentation
  JAEAむつ
- Year and Date
  2009-11-12
- Data Source
  KAKENHI-PROJECT-20241006
[Presentation] Measurement of radionuclides in ancient relics obtained from Matsusaki site and Hirohata shell mound on pacific site, Japan2009
- Author(s)
  T.Ohta, T.Kubota, Y.Saito, S.Fukutani, T.Fujii, A.Ando, T.Nakano, E.Nakata, Y.Mahara
- Organizer
  20th Radiocarbon Conference
- Place of Presentation
  Big-island, USA
- Year and Date
  2009-06-01
- Data Source
  KAKENHI-PROJECT-20700662
[Presentation] 環境試料中のヨウ素同位体(129I,127I)の抽出手法の検討2009
- Author(s)
  太田朋子、窪田卓見、馬原保典、松崎浩之、鈴木崇史
- Organizer
  第2回JAEAタンデトロンAMS利用報告会
- Place of Presentation
  青森
- Year and Date
  2009-11-13
- Data Source
  KAKENHI-PROJECT-20700662
[Presentation] 地下水中のKr-85の分離2009
- Author(s)
  太田朋子、馬原保典、百島則幸、井上史士、谷口真人、井川怜欧、窪田卓見、嶋
- Organizer
  放射化学討論会
- Place of Presentation
  日大文理学部
- Year and Date
  2009-09-28
- Data Source
  KAKENHI-PROJECT-20241006
[Presentation] 地下水中のKr-85の分離2009
- Author(s)
  太田朋子、馬原保典、百島則幸、井上史士、井川怜欧、嶋田純、窪田卓見、谷口真人
- Organizer
  放射化学討論会
- Place of Presentation
  東京
- Year and Date
  2009-09-30
- Data Source
  KAKENHI-PROJECT-20700662
[Presentation] 環境試料中のヨウ素同位体(129I, 127I)の抽出手法の検討2009
- Author(s)
  太田朋子、窪田卓見、馬原保典、松崎浩之、鈴木崇史
- Organizer
  第2回JAEAタンデトロンAMSワークッショプ
- Place of Presentation
  JAEAむつ
- Year and Date
  2009-11-13
- Data Source
  KAKENHI-PROJECT-20241006
[Presentation] Presumption of origin relic from the Matsusaki site2008
- Author(s)
  Ohta, T., Kubota, T., Ando, A., Fujii, T., Fukutani, S., Nakata, E., Nakano, T. and Mahara, Y.
- Organizer
  6th International Conference on Isotopes (6ICI)
- Place of Presentation
  韓国
- Year and Date
  2008-05-15
- Data Source
  KAKENHI-PROJECT-20700662
[Presentation] 加速器質量分析計を用いた海藻中のヨウ素-129の測定
- Author(s)
  太田朋子，窪田卓見, 馬原保典, 五十嵐敏文
- Organizer
  日本海水学会
- Place of Presentation
  那覇市・沖縄男女共同参画センターてぃるる
- Year and Date
  2014-06-19 – 2014-06-20
- Data Source
  KAKENHI-PROJECT-24686098
[Presentation] 環境放射能測定の品質管理を目的としたI-129分析用標準植物サンプル作製
- Author(s)
  前川綱基、太田朋子、五十嵐敏文
- Organizer
  アイソトープ・放射線研究発表会
- Place of Presentation
  東京大学
- Year and Date
  2014-07-07 – 2014-07-09
- Data Source
  KAKENHI-PROJECT-24686098

1. KUBOTA Takumi (90335240)

# of Collaborated Projects: 3 results

# of Collaborated Products: 9 results
2. MAHARA Yasunori (30371537)

# of Collaborated Projects: 2 results

# of Collaborated Products: 17 results
3. TOKUNAGA Tomocjika (70237072)

# of Collaborated Projects: 1 results

# of Collaborated Products: 4 results
4. MATSUZAKI Hiroyuki (60313194)

# of Collaborated Projects: 1 results

# of Collaborated Products: 4 results
5. NAKATA Eiji (80371409)

# of Collaborated Projects: 1 results

# of Collaborated Products: 4 results
6. Igarashi Toshifumi (90301944)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
7. TAMOTO Shuichi (60414231)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
8. Jiang Weihua (90234682)

# of Collaborated Projects: 1 results

# of Collaborated Products: 2 results
9. 川崎了 (00304022)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
10. タベリンカーリット (60626125)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
11. 小崎完 (60234746)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results

Ohta Tomoko 太田 朋子

OHTA TOMOKO 太田 朋子

OHTA Tomoko 太田 朋子

NAKANO Tomoko 中野 朋子

Research Projects

Research Products

Co-Researchers

Feasibility Evaluation of Imminent Prediction of Major Earthquakes Based on Wide-Area Electrostatic Field Analysis

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過去100万年規模の宇宙線起源81Kr変遷の復元による地下水絶対年代測定法の提案Principal Investigator

Principal Investigator

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Review Section

Research Institution

マルチトレーサ法を用いた129I/127I地下水年代測定法の成立性の検証Principal Investigator

Principal Investigator

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Review Section

Research Institution

Elucidation of accumulation mechanism of radioceium in tree and fate of radio-cesium contamination in forest resourcesPrincipal Investigator

Principal Investigator

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Research Institution

Evaluation and designing of adsorption layer method for countermeasures against excavated rocks

Principal Investigator

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Research Institution

Change of coastal environment which accompanies with human activity obtained from radioactivity in seaweedPrincipal Investigator

Principal Investigator

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Investigation on the correlated mechanisms between deep groundwater flow and material transport in the different plate tectonic fields

Principal Investigator

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Study of provenance identification of Moshio by environmental radioactivityPrincipal Investigator

Principal Investigator

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Research Institution

Evaluation of the role of groundwater in the global water circulation using environmental tracers of natural radionuclide and dissolved noble gases.

Principal Investigator

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Research Institution

[Journal Article] Origin and hydrodynamics of xylem sap in tree stems, and relationship to root uptake of soil water2021

Author(s)

Journal Title

DOI

NAID

Data Source

[Journal Article] Origin and hydrodynamics of xylem sap in tree stems, and relationship to root uptake of soil water2021

Author(s)

Journal Title

DOI

NAID

Data Source

[Journal Article] Variation of 14C in Japanese Tree Rings Related to the Fukushima Nuclear Accident2019

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Separation and measurement of 129I and 127I in pre-nuclear-era marine algae with ultra low 129I/127I isotopic ratios2013

Author(s)

Ohta Tomoko 太田朋子

OHTA TOMOKO 太田朋子

OHTA Tomoko 太田朋子

NAKANO Tomoko 中野朋子