Ooba Takeshi 大場武

… Alternative Names

OHBA Takeshi 大場武

大場武オオバタケシ

Less

Researcher Number	60203915
Other IDs
Affiliation (Current)	2025: 東海大学, 理学部, 教授
Affiliation (based on the past Project Information) *help	2011 – 2023: 東海大学, 理学部, 教授 2007 – 2009: Tokyo Institute of Technology, 火山流体研究センター, 准教授 2001 – 2006: 東京工業大学, 火山流体研究センター, 助教授 1999: Kusatsu-Shirane Volcano Observatory, Tokyo Institute of Technology, Associate Professor, 草津白根火山観測所, 助教授 1998 – 1999: 東京工業大学, 草津白根火山観測所, 助教授 … More 1996: 東京工業大学, 草津白根火山観測所, 助手 1996: Associate Professor, Tokyo Inst, Technology, 草津白根観測所, 助教授 1994: 東京工業大学, 草津白根火山観測所, 助手 Less
Review Section/Research Field	Principal Investigator Basic Section 25030:Disaster prevention engineering-related / Geochemistry/Cosmochemistry / Natural disaster / Disaster prevention science / Natural disaster science / Earth system and resources enginnering / Solid earth and planetary physics / Science and Engineering / Geochemistry/Astrochemistry / 地球化学 Except Principal Investigator Medium-sized Section 17:Earth and planetary science and related fields … More / Basic Section 17030:Human geosciences-related / Natural disaster / Disaster prevention science / 固体地球物理学 / 地球化学 / Geochemistry/Astrochemistry / Space and upper atmospheric physics / Solid earth and planetary physics Less
Keywords	Principal Investigator 火山ガス / 火山 / 化学組成 / ラマン光 / レーザー / 遠隔観測 / 噴気 / 水蒸気噴火 / 噴火 / 同位体比 … More / 脱ガス / マグマ / 火山活動 / 流体 / 防災 / H2S / ラマン分光法 / 水道水 / 富士山 / 河川水 / 付着成分 / 火山灰 / Douala-Yaounde / rainfall stable isotopes / chemical analyses / groundwater / Cameroon / Douala / Rainfall water / Chemical analyses / Groundwater water / 硝酸 / 風化 / 汚染 / 雨水 / 地下水 / カメルーン / 連続観測 / 自動観測 / 草津白根山 / 箱根山 / CO2 / 地球化学 / 安定同位体比 / シーリング / 噴火ポテンシャル / 熱水系 / 火山噴火 / oxygen fugacity / isotope / sulfur / degassing / magma / volcanic gas / 活火山 / 硫黄同位対比 / SPM / 火山観測 / 硫黄同位体比 / 硫酸 / SO2 / エーロゾル / 同位体分別 / 拡散速度 / 酸素分圧 / 同位体 / 硫黄 / 水蒸気爆発 / リモートセンシング / 火口湖 / 分析科学 / リモートセンシンング / 高性能レーザー / 自然災害 / 赤外線 / ダイオードレーザー / ガス / 蛍光 / 能動的観測 / 分光 / 噴火予知 / 雲仙普賢岳 / 薩摩硫黄島 / 化学平衡 / 酸素還元 / 酸化分圧 … More Except Principal Investigator 火山ガス / 地球化学 / 噴火 / 防災 / 火山 / 地殻変動 / 重力 / 火山モニタリング / eruption / 国際貢献 / 流体 / 自然災害 / 津波 / マグマ / 地震活動 / 火山噴火 / 火山活動 / 多項目観測 / 火山監視 / 比抵抗 / 地震波散乱 / 地下浅部温度 / モニタリング / 気体水銀（GEM） / 水蒸気爆発 / 草津白根火山 / ヘリウム同位体比 / 破砕帯 / 火山防災 / 熱水系 / 土壌気体水銀 / 草津白根山 / 側噴火 / 気体単体水銀 / 水蒸気噴火 / 地球電磁気 / 啓発活動 / 地球物理 / 噴火予測 / 電磁気 / マグマ溜まり / 噴火予知 / 比抵抗構造 / 地震 / マヨン火山 / 電磁気観測 / フィリピン / タール火山 / monitoring volcanic acivity / eruption history / volcanic ash / volcanic gas / tsunami / magma chamber / Rabaul / 噴火災害 / 火山噴火予知 / カルデラ / 火山灰付着水溶性成分 / 土壌ガス / 火山岩石学 / 火山性津波 / マグマ供給系 / ラバウルカルデラ / 噴火史 / 火山灰 / マグマ溜り / ラバウル / Geochemical heterogeneity / Mantle xenoliths / Volcanic rocks / K-Ar ages / Rare gas isotopic compositions / Carbon dioxide / Lake Nyos / Cameroon Volcanic Line / 炭素同位体比 / 化学的不均質 / マントル捕獲岩 / 火山岩 / K-Ar年代 / 稀ガス同位体比 / 二酸化炭素 / ニオス湖 / カメルーン火山列 / hyperacidic / polythionates / volcanic gases / bathmetry / Ijen / Indonesia / crater lake / 強酸性 / ポリチオン酸 / 測深 / イジェン / インドネシア / 火口湖 / カナダ:アメリカ / 国際情報交換 / 磁気嵐 / サブストーム / 人工衛星-地上共同観測 / 大気重力波 / 極冠域プラズマパッチ / オーロラ / リモートセンシング / 北方四島 / 千島列島 / 千嶋孤 / 千島弧 Less

富士山噴火で放出される火山灰による河川水への化学的影響Principal Investigator
- Principal Investigator
  
  大場武
- Project Period (FY)
  2023 – 2025
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Review Section
  
  Basic Section 25030:Disaster prevention engineering-related
- Research Institution
  Tokai University
Development of a flash-type volcanic gas composition automatic observation device and prediction of phreatic eruptionPrincipal Investigator
- Principal Investigator
  
  Ohba Takeshi
- Project Period (FY)
  2020 – 2022
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Review Section
  
  Basic Section 25030:Disaster prevention engineering-related
- Research Institution
  Tokai University
Understanding the magma system at Taal volcano, Philippines, based on in-situ geophysical observations
- Principal Investigator
  
  熊谷博之
- Project Period (FY)
  2019 – 2024
- Research Category
  
  Fund for the Promotion of Joint International Research (Fostering Joint International Research (B))
- Review Section
  
  Medium-sized Section 17:Earth and planetary science and related fields
- Research Institution
  Nagoya University
Monitoring of temperature in hydrothermal reservoir using gaseous elemental mercury
- Principal Investigator
  
  TERADA AKIHIKO
- Project Period (FY)
  2018 – 2021
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Review Section
  
  Basic Section 17030:Human geosciences-related
- Research Institution
  Tokyo Institute of Technology
Elucidation of magmatic and hydrothermal systems of the highly eruptive Taal and Mayon volcanoes
- Principal Investigator
  
  Nagao Toshiyasu
- Project Period (FY)
  2016 – 2018
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Research Field
  
  Natural disaster / Disaster prevention science
- Research Institution
  Tokai University
Volcanic eruption potential diagnosis by volcanic gas observationPrincipal Investigator
- Principal Investigator
  
  OHBA Takeshi
- Project Period (FY)
  2015 – 2017
- Research Category
  
  Grant-in-Aid for Challenging Exploratory Research
- Research Field
  
  Natural disaster / Disaster prevention science
- Research Institution
  Tokai University
天然トレーサーによるカメルーン共和国ヤウンデ・ドアラ市における水資源の特性解明Principal Investigator
- Principal Investigator
  
  大場武
- Project Period (FY)
  2014 – 2016
- Research Category
  
  Grant-in-Aid for JSPS Fellows
- Research Field
  
  Geochemistry/Cosmochemistry
- Research Institution
  Tokai University
Remote sensing for the volcanic fluid by use of back scattering Raman lightPrincipal Investigator
- Principal Investigator
  
  OHBA Takeshi
- Project Period (FY)
  2011 – 2013
- Research Category
  
  Grant-in-Aid for Challenging Exploratory Research
- Research Field
  
  Earth system and resources enginnering
- Research Institution
  Tokai University
High-time resolution optical observation of auroras in the Canadian arctic
- Principal Investigator
  
  OGAWA Tadahiko, SATAKE Hiroshi
- Project Period (FY)
  2007 – 2010
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Research Field
  
  Space and upper atmospheric physics
- Research Institution
  Nagoya University
  University of Toyama
Geochemical approach to estimate the rates of Lakes Nyos and Monoun degassing and the Nyos dam erosion
- Principal Investigator
  
  SATAKE Hiroshi
- Project Period (FY)
  2007 – 2008
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Research Field
  
  Geochemistry/Astrochemistry
- Research Institution
  University of Toyama
波長可変ダイオードレーザーによる火山ガス成分のシングルエンド高速観測Principal Investigator
- Principal Investigator
  
  大場武
- Project Period (FY)
  2007 – 2009
- Research Category
  
  Grant-in-Aid for Challenging Exploratory Research
- Research Field
  
  Solid earth and planetary physics
- Research Institution
  Tokyo Institute of Technology
高出力レーザーラマン分光法による火山ガス遠隔観測実験Principal Investigator
- Principal Investigator
  
  大場武
- Project Period (FY)
  2005 – 2006
- Research Category
  
  Grant-in-Aid for Scientific Research on Priority Areas
- Review Section
  
  Science and Engineering
- Research Institution
  Tokyo Institute of Technology
Japan-Russia-USA joint research of volcanic activity, seismic activity and crustal deformation of Kuril arc
- Principal Investigator
  
  NAKAGAWA Mitsuhiro
- Project Period (FY)
  2005 – 2008
- Research Category
  
  Grant-in-Aid for Scientific Research (A)
- Research Field
  
  Solid earth and planetary physics
- Research Institution
  Hokkaido University
レーザーラマン分光法による火山ガス組成の遠隔観測Principal Investigator
- Principal Investigator
  
  大場武
- Project Period (FY)
  2004 – 2005
- Research Category
  
  Grant-in-Aid for Exploratory Research
- Research Field
  
  Geochemistry/Astrochemistry
- Research Institution
  Tokyo Institute of Technology
Observation and investigation for the formation SPM originates in high temperature volcanic gasPrincipal Investigator
- Principal Investigator
  
  OHBA Takeshi
- Project Period (FY)
  2003 – 2006
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Research Field
  
  Natural disaster science
- Research Institution
  Tokyo Institute of Technology
shallow magma plumbing system at Rabaul caldera, Papua new Guinea
- Principal Investigator
  
  NISHIMURA Yuichi
- 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
  Hokkaido University
ARE MAGMAS BENEATH THE CAMEROON VOLCANIC LINE ENRICHED IN CARBON DIOXIDE? -RELATIONSHIP WITH THE LAKE NYOS-TYPE GAS DISASTERS-
- Principal Investigator
  
  KUSAKABE Minoru
- Project Period (FY)
  1998 – 1999
- Research Category
  
  Grant-in-Aid for Scientific Research (B).
- Research Field
  
  地球化学
- Research Institution
  OKAYAMA UNIVERSITY
Geochemical Investigation of Active Crater Lakes in Indonesia
- Principal Investigator
  
  TAKANO Bokuichiro
- Project Period (FY)
  1996
- Research Category
  
  Grant-in-Aid for international Scientific Research
- Research Institution
  The University of Tokyo
高温火山ガスに含まれる二酸化炭素と一酸化炭素の間の炭素同位体交換反応Principal Investigator
- Principal Investigator
  
  大場武
- Project Period (FY)
  1994
- Research Category
  
  Grant-in-Aid for Encouragement of Young Scientists (A)
- Research Field
  
  地球化学
- Research Institution
  Tokyo Institute of Technology

All 2023 2022 2021 2020 2019 2018 2017 2016 2015 2008 2007

All Journal Article Presentation

[Journal Article] Influence of deep magmatic source region in the growth of complex maar‐diatreme volcanoes2023
- Author(s)
  Chako‐Tchamabe Boris、Graettinger Alison、Gountie Dedzo Merlin、Tamen Jules、Nemeth Karoly、Weber Bodo、Fozing Eric Martial、Silis‐Esquivel Jhoanna、Asaah Asobo Elvis Nkengmatia、Youmen Dieudonne、Ohba Takeshi
- Journal Title
  
  Geological Journal
  
  Volume: 59 Issue: 2 Pages: 680-700
- DOI
  10.1002/gj.4887
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19KK0084
[Journal Article] A Depression Containing CO2-Enriched Water at the Bottom of Lake Monoun, Cameroon, and Implications for the 1984 Limnic Eruption2022
- Author(s)
  Ohba Takeshi、Oginuma Yu、Saiki Kazuto、Kusakabe Minoru、Issa、Fouepe Takounjou A.、Ntchantcho Romaric、Tanyileke Gregory、Hell Joseph V.
- Journal Title
  
  Frontiers in Earth Science
  
  Volume: 10 Pages: 1-15
- DOI
  10.3389/feart.2022.766791
- Data Source
  KAKENHI-PROJECT-19KK0084
[Journal Article] Volcanic Ash from the June 17, 1962 Eruption of Yakedake Volcano: Stereomicroscopic, XRD, and Water-Soluble Components Analyses2022
- Author(s)
  Yaguchi Muga、Ohba Takeshi、Hirayama Yasuo、Numanami Nozomi
- Journal Title
  
  Journal of Disaster Research
  
  Volume: 17 Issue: 2 Pages: 257-262
- DOI
  10.20965/jdr.2022.p0257
- NAID
  130008150662
- ISSN
  1881-2473, 1883-8030
- Year and Date
  2022-02-01
- Language
  English
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-20K05051
[Journal Article] Volcanic fluid2022
- Author(s)
  大場武
- Journal Title
  
  Chikyukagaku
  
  Volume: 56 Issue: 4 Pages: 64-75
- DOI
  10.14934/chikyukagaku.56.64
- ISSN
  0386-4073, 2188-5923
- Year and Date
  2022-12-25
- Language
  Japanese
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-20K05051
[Journal Article] Quantitative Assessment of Temporal Changes in Subaqueous Hydrothermal Activity in Active Crater Lakes During Unrest Based on a Time-Series of Lake Water Chemistry2022
- Author(s)
  Terada Akihiko、Yaguchi Muga、Ohba Takeshi
- Journal Title
  
  Frontiers in Earth Science
  
  Volume: 9
- DOI
  10.3389/feart.2021.740671
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-20K05051
[Journal Article] Groundwater Interacting at Depth With Hot Plastic Magma Triggers Phreatic Eruptions at Yugama Crater Lake of Kusatsu-Shirane Volcano (Japan)2021
- Author(s)
  Yaguchi Muga、Ohba Takeshi、Terada Akihiko
- Journal Title
  
  Frontiers in Earth Science
  
  Volume: 9
- DOI
  10.3389/feart.2021.741742
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-20K05051, KAKENHI-PROJECT-19KK0084
[Journal Article] Behavior of magmatic components in fumarolic gases related to the 2018 phreatic eruption at Ebinokogen Ioyama volcano, Kirishima Volcanic Group, Kyushu, Japan2021
- Author(s)
  Ohba Takeshi、Yaguchi Muga、Tsunogai Urumu、Ito Masanori、Shingubara Ryo
- Journal Title
  
  Earth, Planets and Space
  
  Volume: 73 Issue: 1 Pages: 1-17
- DOI
  10.1186/s40623-021-01405-4
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20K05051, KAKENHI-PROJECT-19KK0084
[Journal Article] Temperature and electrical conductivity of water in Lake Nyos transmitted by an automatic observation buoy2020
- Author(s)
  Ohba Takeshi、Ooki Seigo、Oginuma Yu、Yoshida Hajime、Ntchantcho Romaric、Ako Andrew、Tawedi Robert、Ayissi Mevengue、Tanyileke Gregory、Hell Joseph V.
- Journal Title
  
  Journal of African Earth Sciences
  
  Volume: 172 Pages: 1-8
- DOI
  10.1016/j.jafrearsci.2020.103976
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20K05051, KAKENHI-PROJECT-19KK0084
[Journal Article] Time Variation in the Chemical and Isotopic Composition of Fumarolic Gasses at Kusatsu-Shirane Volcano, Japan2019
- Author(s)
  Ohba Takeshi、Yaguchi Muga、Nishino Kana、Numanami Nozomi、Tsunogai Urumu、Ito Masanori、Shingubara Ryo
- Journal Title
  
  Frontiers in Earth Science
  
  Volume: 7 Pages: 1-17
- DOI
  10.3389/feart.2019.00249
- Data Source
  KAKENHI-PROJECT-19KK0084
[Journal Article] 箱根火山における活動活発化に連動した噴気組成（C/S比）の変化2017
- Author(s)
  代田寧・大場武・谷口無我
- Journal Title
  
  神奈川県温泉地学研究所報告
  
  Volume: 49 Pages: 29-38
- NAID
  40021509173
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-15K12485
[Journal Article] Resistivity structure and geochemistry of the jigokudani valley hydrothermal system, mt. Tateyama, japan2016
- Author(s)
  Seki, K., Kanda, W., Tanbo, T., Ohba, T., Ogawa, Y., Takakura, S., Nogami, K., Ushioda, M., Suzuki, A., Saito, Z., and Matsunaga, Y.
- Journal Title
  
  J. Volcanol. Geotherm. Res
  
  Volume: 325 Pages: 15-26
- DOI
  10.1016/j.jvolgeores.2016.06.010
- Peer Reviewed / Acknowledgement Compliant / Int'l Joint Research
- Data Source
  KAKENHI-PLANNED-26109006, KAKENHI-PROJECT-16J00808, KAKENHI-PROJECT-15K12485
[Journal Article] Variation in stable isotope ratios of monthly rainfall in the Douala and Yaounde cities, Cameroon: Local meteoric lines and relationship to regional precipitation cycle2016
- Author(s)
  Wirmvem MJ, Ohba T, Kamtchueng BT, Taylor ET, Fantong WY, Ako AA
- Journal Title
  
  Applied Water Science
  
  Volume: 6 Issue: 5 Pages: 1-14
- DOI
  10.1007/s13201-016-0413-4
- Peer Reviewed / Acknowledgement Compliant / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-14F04331
[Journal Article] 化学で解き明かす火山噴火のメカニズム－御嶽山，箱根山に見る火山活動の実態2015
- Author(s)
  大場武
- Journal Title
  
  化学
  
  Volume: 70 Pages: 12-16
- NAID
  40020617840
- Data Source
  KAKENHI-PROJECT-15K12485
[Journal Article] Shallow groundwater recharge mechanism and apparent age in the Ndop plain, northwest Cameroon2015
- Author(s)
  Wirmvem MJ, Mimba ME, Kamtchueng BT, Wotany ER, Bafon TG, Asaah ANE, Fantong WY, Ayonghe SN, Ohba T
- Journal Title
  
  Applied Water Science
  
  Volume: 5 Issue: 1 Pages: 1-14
- DOI
  10.1007/s13201-015-0268-0
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-14F04331
[Journal Article] Evolution of CO2 in Lakes Monoun and Nyos, Cameroon, before and during controlled degassing2008
- Author(s)
  M. Kusakabe, T. Ohba, Issa, Y. Yoshida, H. Satake, T. Ohizumi,W.C. Evans, G. Tanyileke and G.W. Kling.
- Journal Title
  
  Geochemical Journal 42
  
  Pages: 93-118
- NAID
  130004469215
- Data Source
  KAKENHI-PROJECT-19403014
[Journal Article] Temporal changes in the chemistry of lake water within Yugama Crater, Kusatsu- Shirane Volcano, Japan : Implications for the evolution of the magmatic hydro- thermal system2008
- Author(s)
  T. Ohba, J. Hirabayashi and K. Nogami
- Journal Title
  
  J. Volcanol. Geotherm. Res. 178
  
  Pages: 131-144
- Data Source
  KAKENHI-PROJECT-19403014
[Journal Article] Magma degassing process during the eruption of Mt. Unzen, Japan in 1991 to 1995 : Modeling with the chemical composition of volcanic gas2007
- Author(s)
  Takeshi OHBA et al.
- Journal Title
  
  J. Volcanol. Geotherm. Res. (In press)
- Data Source
  KAKENHI-PROJECT-15310126
[Journal Article] Magma degassing process during the eruption of Mt. Unzen, Japan in 1991 to 1995 : Modeling with the chemical composition of volcanic gas2007
- Author(s)
  Ohba et al.
- Journal Title
  
  J. Volcanol. Geotherm. Res. (in press)
- Description
  「研究成果報告書概要(和文)」より
- Data Source
  KAKENHI-PROJECT-15310126
[Journal Article] Magma degassing process during the eruption of Mt. Unzen, Japan in 1991 to 1995 : Modeling with the chemical composition of volcanic gas2007
- Author(s)
  Ohba et al.
- Journal Title
  
  J.Volcanol.Geotherm.Res. (in press)
- Description
  「研究成果報告書概要(欧文)」より
- Data Source
  KAKENHI-PROJECT-15310126
[Presentation] Geochemical monitoring of lake water in the Yugama crater and adjacent fumarolic gases reveal the long-term volcanic activity cycles of the Kusatsu-Shirane volcano, Japan2023
- Author(s)
  Takeshi Ohba, M. Yaguchi
- Organizer
  11th Workshop on Volcanic Lakes, IAVCEI Commission on Volcanic Lakes
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19KK0084
[Presentation] 箱根山火山ガスHe/CH4比の上昇速度と地震回数の関係2022
- Author(s)
  大場武、谷口無我、沼波望、豊島誠也
- Organizer
  日本地球惑星科学連合2022年大会
- Data Source
  KAKENHI-PROJECT-20K05051
[Presentation] 草津白根山における地球化学的モニタリング2022
- Author(s)
  大場武, 谷口無我
- Organizer
  日本火山学会2022年度秋季大会
- Data Source
  KAKENHI-PROJECT-20K05051
[Presentation] Correlation between the rate of increase in the He/CH4 ratio of volcanic gas and the number of earthquakes at Mt Hakone2022
- Author(s)
  Ohba T., M. Yaguchi, N. Numanami, S. Toyoshima
- Organizer
  14th IAVCEI-CCVG Field Workshop, Peru
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20K05051
[Presentation] 箱根火山噴気化学組成の時間変化2021
- Author(s)
  大場武、谷口無我、沼波望、豊島誠也
- Organizer
  日本火山学会2021年度秋季大会
- Data Source
  KAKENHI-PROJECT-20K05051
[Presentation] Behavior of magmatic components in fumarolic gases related to the 2018 phreatic eruption at Ebinokogen Ioyama volcano, Kirishima Volcanic Group, Kyushu, Japan2021
- Author(s)
  Takeshi OHBA, Muga YAGUCHI, Urumu TSUNOGAI, Masanori ITO, Ryo SHINGUBARA
- Organizer
  1st IAVCEI-CCVG Virtual Workshop, IAVCEI, (2021)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20K05051
[Presentation] 草津白根火山・湯釜火口周辺における土壌ガス中のヘリウム同位体比分布‐潜在破砕帯検出の試み-2021
- Author(s)
  若松　海，寺田暁彦，角野浩史，小長谷智哉，谷口無我，大場　武
- Organizer
  日本火山学会2021年秋季大会
- Data Source
  KAKENHI-PROJECT-18H01290
[Presentation] えびの高原硫黄山2018年水蒸気噴火で解明された火山ガスに含まれるマグマ起源成分の挙動2021
- Author(s)
  大場武、谷口無我、角皆潤、伊藤昌稚、新宮原諒
- Organizer
  日本地球惑星科学連合2021年大会
- Data Source
  KAKENHI-PROJECT-20K05051
[Presentation] 火口周辺から放出される土壌ガスの起源ーヘリウム同位体比からの示唆ー2020
- Author(s)
  髙橋昌孝・寺田暁彦・角野浩史・外山浩太郎・大場　武・鈴木レオナ
- Organizer
  日本地球惑星科学連合2020年大会
- Data Source
  KAKENHI-PROJECT-18H01290
[Presentation] 草津白根火山の火山ガスのヘリウム同位体比2020
- Author(s)
  角野浩史・外山浩太郎・大場　武・谷口無我・寺田暁彦
- Organizer
  日本地球惑星科学連合2020年大会
- Data Source
  KAKENHI-PROJECT-18H01290
[Presentation] えびの高原硫黄山火山ガス組成と2018年水蒸気噴火の関係2020
- Author(s)
  大場武，谷口無我，角皆潤，伊藤昌稚，新宮原諒
- Organizer
  日本火山学会2020年度秋季大会
- Data Source
  KAKENHI-PROJECT-20K05051
[Presentation] Time variation in the chemical and isotopic composition of fumarolic gases at Taal volcano, Philippine2019
- Author(s)
  Ohba, T., M. Yaguchi, M. Numanami, M. C. L. Barairo, P. Alanis, M. A. Bornas, S. Kusumoto and T. Nagao
- Organizer
  IAVCEI-CVL10 Workshop
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16H05651
[Presentation] 草津白根山（湯釜）の火山活動に対応した火山ガス組成変化2019
- Author(s)
  風早竜之介・北川隆洋・大場　武・谷口無我・寺田暁彦・神田　径
- Organizer
  日本火山学会秋季大会2019
- Data Source
  KAKENHI-PROJECT-18H01290
[Presentation] 伊豆大島三原山火口底の火山ガス組成測定2019
- Author(s)
  寺田暁彦・森　俊哉・大場　武・谷口無我・鬼澤真也・大野鷹士・森田裕一
- Organizer
  日本火山学会秋季大会2019
- Data Source
  KAKENHI-PROJECT-18H01290
[Presentation] フィリピン・タール山の火山ガス2019
- Author(s)
  大場武，谷口無我，沼波望，笹井洋一，C.L. Barairo，P. Alanis，M.A. Bornas，楠本成寿，長尾年恭，角皆潤，伊藤昌稚，新宮原諒
- Organizer
  日本火山学会2019年度秋季大会
- Data Source
  KAKENHI-PROJECT-19KK0084
[Presentation] 箱根山火山ガス安定同位体比の変化と火山活動の関係2018
- Author(s)
  大場武，谷口無我，西野佳奈，沼波望，代田寧，鋤柄千穂，伊藤昌稚，角皆潤
- Organizer
  第16回同位体科学研究会
- Data Source
  KAKENHI-PROJECT-15K12485
[Presentation] 草津白根火山・白根火砕丘周辺の浅部熱水系2018
- Author(s)
  香取　慧・寺田暁彦・西野佳奈・沼波　望・大場　武
- Organizer
  日本火山学会2018年秋季大会
- Data Source
  KAKENHI-PROJECT-18H01290
[Presentation] 火山ガスの化学組成および安定同位体比の変動から火山活動を評価する試みについて―箱根山，霧島硫黄山，草津白根山，タール山の事例2018
- Author(s)
  大場武
- Organizer
  気象研談話会
- Data Source
  KAKENHI-PROJECT-16H05651
[Presentation] 火山ガス観測による火山活動の評価2017
- Author(s)
  大場武，谷口無我，代田寧
- Organizer
  ２０１７年度日本地球化学会第６４回年会
- Invited
- Data Source
  KAKENHI-PROJECT-15K12485
[Presentation] フィリピン・タール火山の噴気組成から推測される最近の火山活動2017
- Author(s)
  大場武, 沼波望, 笹井洋一, M. C. L. Barairo, P. Alanis, 楠本成寿, 長尾年恭
- Organizer
  日本火山学会2017年秋季大会
- Data Source
  KAKENHI-PROJECT-16H05651
[Presentation] 箱根山の火山活動に伴う火山ガスの時間変化2017
- Author(s)
  大場武，谷口無我，石田賢，粂原宗一郎，山岸将大，代田寧
- Organizer
  日本地球惑星科学連合2016年大会
- Place of Presentation
  幕張メッセ
- Data Source
  KAKENHI-PROJECT-15K12485
[Presentation] Hydrochemical and isotopic composition of groundwater in Douala, Cameroon: Effect of recharge and waste water on water contamination2016
- Author(s)
  Mengnjo Jude Wirmvem, Takeshi OHBA, Brice Tchakam Kamtchueng, Wilson Yetoh Fantong, Muga Yaguchi, Mumbfu Ernestime Mimba, Tasin Godlove Bafon, Gloria Eneke Takem, Ako Andrew Ako
- Organizer
  日本地球惑星科学連合
- Place of Presentation
  幕張メッセ
- Year and Date
  2016-05-25
- Data Source
  KAKENHI-PROJECT-14F04331
[Presentation] Hydrochemical and isotopic signatures of springs around lakes Oku and Bambili along the Cameroon Volcanic Line2016
- Author(s)
  Wirmvem MJ, Kamtchueng BT, Mimba ME, Asaah ANE, Fantong WY, Ohba T
- Organizer
  IAVCEI-Commission on Volcanic Lakes 9 (CVL9) Workshop
- Place of Presentation
  カメルーン，ヤウンデ市
- Year and Date
  2016-03-14
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-14F04331
[Presentation] 大涌谷温泉水の化学組成について2015
- Author(s)
  左合正和，重村大成，青木涼，大木誠吾，大場武
- Organizer
  地球惑星科学連合学会大会
- Place of Presentation
  幕張メッセ
- Year and Date
  2015-05-27
- Data Source
  KAKENHI-PROJECT-15K12485
[Presentation] 草津白根山の火山ガス組成から示唆される深部マグマ脱ガス2015
- Author(s)
  大場武，柴倉大輔
- Organizer
  地球惑星科学連合学会大会
- Place of Presentation
  幕張メッセ
- Year and Date
  2015-05-28
- Data Source
  KAKENHI-PROJECT-15K12485
[Presentation] 箱根山大涌谷火山ガス組成の時間変化2015
- Author(s)
  大場武，青木涼，重村大成，左合正和，代田寧，程林，池谷康祐，角皆潤
- Organizer
  地球惑星科学連合学会大会
- Place of Presentation
  幕張メッセ
- Year and Date
  2015-05-25
- Data Source
  KAKENHI-PROJECT-15K12485
[Presentation] A two-year record of stable isotope characteristics of monthly rainfall at the Douala and Yaounde urban cities, Cameroon2015
- Author(s)
  Wirmvem, MJ, Ohba T, Bafon TG, Kamtchueng BT, Taylor ET, Asaah ANE, Wotany ER, Ooki S, Fantong WY, Ayonghe SN
- Organizer
  日本地球惑星科学連合学会大会
- Place of Presentation
  幕張メッセ
- Year and Date
  2015-05-24
- Data Source
  KAKENHI-PROJECT-14F04331
[Presentation] 箱根山大涌谷火山ガスに含まれる水蒸気および水素ガスの同位体比変動2015
- Author(s)
  大場武，谷口無我，高木健太，左合正和，池谷康祐，角皆潤
- Organizer
  日本地球化学会第６２回年会
- Place of Presentation
  横浜国立大学
- Year and Date
  2015-09-17
- Data Source
  KAKENHI-PROJECT-15K12485
[Presentation] 火山ガス組成から読み解く箱根山２０１５年火山活動2015
- Author(s)
  大場武，谷口無我，高木健太，左合正和，代田寧，池谷康祐，角皆潤
- Organizer
  日本火山学会秋季大会
- Place of Presentation
  富山大学
- Year and Date
  2015-09-30
- Data Source
  KAKENHI-PROJECT-15K12485
[Presentation] CO2/H2O ratio of volcanic gas: Geochemical index for the evaluation of eruptive potential2015
- Author(s)
  Takeshi OHBA
- Organizer
  地球惑星科学連合学会大会
- Place of Presentation
  幕張メッセ
- Year and Date
  2015-05-26
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15K12485
[Presentation] Improving monitoring techniques of Lakes Nyos and Monoun (Cameroon)2008
- Author(s)
  Issa, Y. Yoshida, M. Kusakabe, T. Ohba, H. Satake, and G. Tanyileke.
- Organizer
  3^<rd> Asia-Africa Science Platform Program (AASPP) international seminar
- Place of Presentation
  ISEI, Okayama University at Misasa
- Year and Date
  2008-03-22
- Data Source
  KAKENHI-PROJECT-19403014
[Presentation] Evolution of CO_2 in Lakes Monoun and Nyos, Cameroon, before and during controlled degassing2008
- Author(s)
  M. Kusakabe, T. Ohba, Issa, Y. Yoshida, H. Satake, T. Ohizumi,W.C. Evans, G. Tanyileke and G.W. Kling
- Organizer
  3^<rd> Asia-Africa Science Platform Program (AASPP) international seminar
- Place of Presentation
  ISEI, Okayama University at Misasa
- Year and Date
  2008-03-22
- Data Source
  KAKENHI-PROJECT-19403014
[Presentation] Over two decades of CO2 and conductivity profiles change at Lakes Monoun and Nyos (Cameroon)2007
- Author(s)
  Issa, T. Ohba, M. Kusakabe, Y. Yoshida, H. Satake, T. Ohizumi,W.C. Evans, G.W. Kling and G. Tanyileke
- Organizer
  Cities on Volcanoes 5
- Place of Presentation
  Shimabara, Kyushu, Japan.
- Data Source
  KAKENHI-PROJECT-19403014

1. KUSAKABE Minoru (20015770)

# of Collaborated Projects: 3 results

# of Collaborated Products: 4 results
2. NAKAGAWA Mitsuhiro (50217684)

# of Collaborated Projects: 2 results

# of Collaborated Products: 0 results
3. NISHIMURA Yuichi (20208226)

# of Collaborated Projects: 2 results

# of Collaborated Products: 0 results
4. KAZAHAYA Kohei (50356763)

# of Collaborated Projects: 2 results

# of Collaborated Products: 0 results
5. ISHIZUKA Yoshihiro (80356443)

# of Collaborated Projects: 2 results

# of Collaborated Products: 0 results
6. KANEKO Takayuki (90221887)

# of Collaborated Projects: 2 results

# of Collaborated Products: 0 results
7. SATAKE Hiroshi (40134994)

# of Collaborated Projects: 2 results

# of Collaborated Products: 4 results
8. NISHITANI Nozomu (10218159)

# of Collaborated Projects: 2 results

# of Collaborated Products: 0 results
9. HOSOKAWA Keisuke (80361830)

# of Collaborated Projects: 2 results

# of Collaborated Products: 0 results
10. 熊谷博之 (10343758)

# of Collaborated Projects: 2 results

# of Collaborated Products: 0 results
11. 楠本成寿 (50338761)

# of Collaborated Projects: 2 results

# of Collaborated Products: 3 results
12. 大倉敬宏 (40233077)

# of Collaborated Projects: 2 results

# of Collaborated Products: 0 results
13. WIRMVEM MENGNJO

# of Collaborated Projects: 2 results

# of Collaborated Products: 15 results
14. KASAHARA Minoru (40001846)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
15. HASGIMOTO Takeshi (70283588)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
16. TAKAHASHI Hiroaki (30301930)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
17. YOSHIMOTO Mitsuhiro (20334287)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
18. OGAWA Tadahiko (60271607)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
19. SHIOKAWA Kazuo (80226092)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
20. IEDA Akimasa (70362209)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
21. TAKANO Bokuichiro (90012426)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
22. SUGIMORI Kenji (30130678)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
23. SUZUKI Katsuhiko (70251329)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
24. NAGAO Kesuke (40131619)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
25. SHIMAMURA Hideki (10011636)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
26. NOGAMI Kenji (70251676)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
27. YAGUCHI Muga (20785430)

# of Collaborated Projects: 1 results

# of Collaborated Products: 6 results
28. Nagao Toshiyasu (20183890)

# of Collaborated Projects: 1 results

# of Collaborated Products: 2 results
29. TERADA AKIHIKO (00374215)

# of Collaborated Projects: 1 results

# of Collaborated Products: 6 results
30. 石川剛志 (30270979)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
31. 堀田耕平 (20819122)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
32. 市原寛 (90553074)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
33. BERNARD Alain

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
34. NISHINO Kana

# of Collaborated Projects: 1 results

# of Collaborated Products: 1 results
35. SASAI Yoichi

# of Collaborated Projects: 1 results

# of Collaborated Products: 1 results
36. TJETJEP Wimpy S.

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
37. FAZLULLIN Sergey M.

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
38. TJETJEP Wimp

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
39. FAZLULLIN Se

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
40. BERNARD Alai

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
41. GREG Tanyile

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
42. 小川康雄

# of Collaborated Projects: 0 results

# of Collaborated Products: 1 results

Ooba Takeshi 大場 武

OHBA Takeshi 大場 武

大場 武 オオバ タケシ

Research Projects

Research Products

Co-Researchers

富士山噴火で放出される火山灰による河川水への化学的影響Principal Investigator

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

Development of a flash-type volcanic gas composition automatic observation device and prediction of phreatic eruptionPrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

Volcanic eruption potential diagnosis by volcanic gas observationPrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

天然トレーサーによるカメルーン共和国ヤウンデ・ドアラ市における水資源の特性解明Principal Investigator

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

Remote sensing for the volcanic fluid by use of back scattering Raman lightPrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

波長可変ダイオードレーザーによる火山ガス成分のシングルエンド高速観測Principal Investigator

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

高出力レーザーラマン分光法による火山ガス遠隔観測実験Principal Investigator

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

レーザーラマン分光法による火山ガス組成の遠隔観測Principal Investigator

Principal Investigator

Ooba Takeshi 大場武

OHBA Takeshi 大場武

大場武オオバタケシ