Ohsawa Shinji 大沢信二

… Alternative Names

Researcher Number	30243009
Other IDs
External Links
Affiliation (Current)	2019: 京都大学, 理学研究科, 教授
Affiliation (based on the past Project Information) *help	2019: 京都大学, 理学研究科, 教授 2017: 京都大学, 理学研究科, 教授 2011 – 2015: 京都大学, 理学(系)研究科(研究院), 教授 2014: 京都大学, 大学院理学研究科, 教授 2009 – 2011: 京都大学, 大学院・理学研究科, 教授 … More
Review Section/Research Field	Principal Investigator Natural disaster science / Meteorology/Physical oceanography/Hydrology / Environmental impact assessment / Environmental dynamic analysis Except Principal Investigator Meteorology/Physical oceanography/Hydrology / Natural disaster science / Petrology/Mineralogy/Science of ore deposit / Basic Section 17040:Solid earth sciences-related / Basic Section 25030:Disaster prevention engineering-related
Keywords	Principal Investigator 火山 / volcano / 温泉 / 噴気流量 / 曳航観測 / 河川 / spring / 地下の水 / 海底地下水湧出 / magma … More Except Principal Investigator 地下構造 / 地熱活動 / 火山噴火 / 深部流体 / 流体包有物 / 安定同位体 / 蒸気分離 / トリチウム / Active volcano / 活火山 / カルデラ / Tritium / 火山 / 九重硫黄山 / Evolution of hydrothermal system / Geothermal Activity / 二相流 / 台湾 / ICP-MS分析 / テクトニクス / 三波川変成帯 / 自然電位 / 天水循環 / 地熱 / 噴火予測 / ローソン石 / 噴火 / Undergoing structure / 湧水 / 地熱系の年齢 / 噴気 / 岩石 / Two-phase Flow / 九州中部地域 / self-potential / 大規模噴火 / 温泉水 / 臨界温度 / 火山噴出物量の測定法 / 深部低周波微動 / Geothermal water / Stable isotope / かんらん岩 / Subsurface boiling / 変成岩 / Gravity / 水循環 / ボヘミア山塊 / 酸化還元状態 / 沸騰 / Subsurface Resistivity / 多相固体包有物 / エクロジャイト / 塩素収支 / 高圧変成岩 / 河川水 / Fumarole / 重力 / Magmatic water / マグマ水 / 火山・地熱ガス / 盆状地下構造 / 熱水 / ラマン分光分析 / 流体相互作用 / 相変化 / Tectonics / 火山性流体 / 熱水系の変遷 / Steam water / Stable isotopes / 変質鉱物 / 地溝 / 深部熱水の由来 / 揮発性成分 / 火山体構造 / 沈み込み帯 / 熱水流動経路 / Geothermal Fluid / 湖水の水循環 / 地熱ガス組成 / 高ポアソン比 / Central Kyushu, Japan / 安定同位体比 / 岩石・流体相互作用 / カンラン岩 / 地下比抵抗構造 / マグマ起源水 / Deep water circulation / Graben / マグマ性蒸気 / Origin of materials in hydrothermal system / Kuju-lwoyama volcano / 地震波減衰 / Volcanic / Stable Isotope Ratio / 臨界点 / トリチウム濃度 / 地熱流体 / Meteoric water / 水質 / クラッシュリーチング法 / Composition of Geothermal Gas / 火山岩 / 電磁気構造 / 熱水系物質の起源 / 橄欖岩 / 国際研究者交流 / 同位体比 / マグマ性流体 / 琉球弧 / 火山活動モニタリング / 青色片岩 / LA-ICP-MS / 赤色沈澱物 / ラマン分光分分析 / 微小地震 / 窒素の由来 / Critical temperature / Circulation of geothermal fluid / Magmatic steam / Geothermal gases / 自然災害 / 火山放出ガス量の測定 / 地熱流体の循環 / 噴火未遂 / 温泉 / ICP-MS / ハウイ石 / 地溝の形成 Less

酸化還元状態を考慮した冷たい沈み込み帯での吸水・脱水過程と流体移動経路の解明Ongoing
- Principal Investigator
  
  平島崇男
- Project Period (FY)
  2019 – 2022
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Review Section
  
  Basic Section 17040:Solid earth sciences-related
- Research Institution
  Kyoto University
カルデラ湖の水質を用いた十和田火山活動モニタリング手法の開発Ongoing
- Principal Investigator
  
  網田和宏
- Project Period (FY)
  2019 – 2021
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Review Section
  
  Basic Section 25030:Disaster prevention engineering-related
- Research Institution
  Akita University
Construction of survey method of submarine hot-spring discharge for elucidation of relationship between bioproductivity at coastal zone and ingredients of hot spring waterPrincipal InvestigatorOngoing
- Principal Investigator
  
  大沢信二
- Project Period (FY)
  2017 – 2019
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Meteorology/Physical oceanography/Hydrology
- Research Institution
  Kyoto University
Study of hot spring ingredient outflow into river for understanding of its environmental load and influence to ecosystemPrincipal Investigator
- Principal Investigator
  
  Ohsawa Shinji
- Project Period (FY)
  2013 – 2015
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Environmental impact assessment
- Research Institution
  Kyoto University
Structure and mass movement of hydrothermal system beneath volcanoes related with failed eruptions
- Principal Investigator
  
  KAGIYAMA Tsuneomi
- Project Period (FY)
  2011 – 2014
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Research Field
  
  Natural disaster science
- Research Institution
  Kyoto University
Investigation of deep fluid using maluti-solid-phase inclusions
- Principal Investigator
  
  HIRAJIMA Takao
- Project Period (FY)
  2010 – 2012
- Research Category
  
  Grant-in-Aid for Scientific Research (A)
- Research Field
  
  Petrology/Mineralogy/Science of ore deposit
- Research Institution
  Kyoto University
Research on structure of volcano-geothermal system in NorthernTaiwan -Comparative study on both sides of Ryukyu Volcanic Arc
- Principal Investigator
  
  KAGIYAMA Tsuneomi
- Project Period (FY)
  2009 – 2011
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Research Field
  
  Natural disaster science
- Research Institution
  Kyoto University
A basic study for paleoclimate reconstruction techniques focusing on the internal brown pinstripes of speleothemPrincipal Investigator
- Principal Investigator
  
  OHSAWA Shinji
- Project Period (FY)
  2008 – 2010
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Environmental dynamic analysis
- Research Institution
  Kyoto University
Research on structure of volcanic field and related magma activity for understanding preparing process of caldera eruptions
- Principal Investigator
  
  KAGIYAMA Tsuneomi
- Project Period (FY)
  2007 – 2009
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Research Field
  
  Natural disaster science
- Research Institution
  Kyoto University
The root zone dynamics under the continent collision zone. The elucidation of the fluid activity at extremely high pressure and high temperature conditions
- Principal Investigator
  
  HIRAJIMA Takao
- Project Period (FY)
  2005 – 2008
- Research Category
  
  Grant-in-Aid for Scientific Research (A)
- Research Field
  
  Petrology/Mineralogy/Science of ore deposit
- Research Institution
  Kyoto University
Chemical and hydrological evaluation of discharge fluxes of magmatic carbon dioxide from volcano springsPrincipal Investigator
- Principal Investigator
  
  OHSAWA Shinji
- Project Period (FY)
  2002 – 2004
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Natural disaster science
- Research Institution
  Kyoto University
火山体土壌空隙を介しての火山ガスと大気の相互作用Principal Investigator
- Principal Investigator
  
  OHSAWA Shinji
- Project Period (FY)
  1999 – 2001
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Natural disaster science
- Research Institution
  Kyoto University
Interaction between magmatic fluid and meteoric water at an active volcano
- Principal Investigator
  
  KITAOKA Koichi
- Project Period (FY)
  1997 – 1999
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Meteorology/Physical oceanography/Hydrology
- Research Institution
  Okayama University of Science
  Kyoto University
Study of Geothermal Structure and Processes of Hydrothermal Fluid Flow in the Central Kyushu, Japan
- Principal Investigator
  
  YUSA Yuki
- Project Period (FY)
  1996 – 1998
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Research Field
  
  Meteorology/Physical oceanography/Hydrology
- Research Institution
  KYOTO UNIVERSITY
Deep Meteoric Water Circulation and Magmatic Fluid Discharge at an Active Volcano
- Principal Investigator
  
  KITAOKA Koichi
- Project Period (FY)
  1995 – 1996
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Meteorology/Physical oceanography/Hydrology
- Research Institution
  KYOTO UNIVERSITY
Study on Geothermal Fluid Flow Processes and Subsurface Structure
- Principal Investigator
  
  YUSA Yuki
- Project Period (FY)
  1993 – 1995
- Research Category
  
  Grant-in-Aid for General Scientific Research (B)
- Research Field
  
  Meteorology/Physical oceanography/Hydrology
- Research Institution
  KYOTO UNIVERSITY

[Book] 温泉科学の新展開2006
- Author(s)
  大沢信二
- Total Pages
  234
- Publisher
  ナカニシヤ出版
- Data Source
  KAKENHI-PROJECT-17204047
[Journal Article] Phytoplankton primary productivity around submarine groundwater discharge in nearshore coasts.2017
- Author(s)
  Ryo Sugimoto, Katsuhiro Kitagawa, Saori Nishi, Hisami Honda, Makoto Yamada, Shiho Kobayashi, Jun Shoji, Shinji Ohsawa, Makoto Taniguchi, Osamu Tominaga
- Journal Title
  
  Marine Ecology Progress Series
  
  Volume: 563 Pages: 25-33
- DOI
  10.3354/meps11980
- Open Access / Acknowledgement Compliant / Peer Reviewed
- Data Source
  KAKENHI-PROJECT-16H06200, KAKENHI-PROJECT-17K05655, KAKENHI-PROJECT-17K07889, KAKENHI-PROJECT-16H04971
[Journal Article] The impact of the hot spring drainage on the fish community around temperate estuaries in southwestern Japan2017
- Author(s)
  Yamada, M., Shoji, J., Ohsawa, S., Mishima, T., Hata, M., Honda, H., Masahiko Fujii, M., Taniguchi, M.
- Journal Title
  
  Journal of Hydrology
  
  Volume: 11 Pages: 69-83
- DOI
  10.1016/j.ejrh.2015.12.060
- Open Access / Peer Reviewed
- Data Source
  KAKENHI-PROJECT-17K05655, KAKENHI-PROJECT-16H04971
[Journal Article] 姫島火山の沿岸海底から放出される遊離ガスの化学・同位体組成2017
- Author(s)
  大沢信二，三島壮智
- Journal Title
  
  火山
  
  Volume: 62 Pages: 31-36
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-17K05655
[Journal Article] 夏季の大分県日出町沿岸部におけるドローンを用いた海底湧水の探索2016
- Author(s)
  山田誠，小路淳，寺本瞬，大沢信二，三島壮智，杉本亮，本田尚美，谷口真人
- Journal Title
  
  日本水文科学会誌
  
  Volume: 46 Pages: 29-38
- Open Access / Peer Reviewed
- Data Source
  KAKENHI-PROJECT-25340057
[Journal Article] Brownish discoloration of the summit crater lake of Mt. Shinmoe-dake, Kirishima Volcano, Japan: volcanic-microbial coupled origin2014
- Author(s)
  Ohsawa, S, Sugimori, K., Yamauchi, H., Koeda, T., Inaba, H., Kataoka, Y. and Kagiyama, T.
- Journal Title
  
  Bulletin of Volcanology
  
  Volume: 76 Pages: 809-818
- DOI
  10.1007/s00445-014-0809-7
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-23310120
[Journal Article] 中央構造線沿いに湧出する高塩分泉の起源2014
- Author(s)
  網田和宏・大沢信二・西村光史・山田誠・三島壮智・風早康平・森川徳敏・平島崇男
- Journal Title
  
  日本水文科学会誌
  
  Volume: 44 Pages: 17-38
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-23310120
[Journal Article] 台湾・大屯火山群の酸性温泉の地球化学的特徴と起源2013
- Author(s)
  大沢信二・李曉芬・梁碧清・小森省吾・陳中華・鍵山恒臣
- Journal Title
  
  温泉科学
  
  Volume: 62 Pages: 282-293
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21403003
[Journal Article] Effect of the hydrothermal alteration on the surface conductivity of rock matrix: comparative study between relatively-high and low temperature hydrothermal systems2013
- Author(s)
  Komori, S., Kagiyama, T., Takakura, S., Ohsawa, S., Mimura, M. and Mogi, T.
- Journal Title
  
  J. Volcanol. Geotherm. Res.
  
  Volume: 264 Pages: 164-171
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-23310120
[Journal Article] 台湾・大屯火山群の酸性温泉の地球化学的特徴と起源2013
- Author(s)
  大沢信二・李曉芬・梁碧清・小森省吾・陳中華・鍵山恒臣
- Journal Title
  
  温泉科学
  
  Volume: 62 Pages: 282-293
- Acknowledgement Compliant / Peer Reviewed
- Data Source
  KAKENHI-PROJECT-23310120
[Journal Article] 阿蘇火山中岳の火口湖「湯溜り」の湖底溶融硫黄について2012
- Author(s)
  大沢信二・齋藤武士・下林典正
- Journal Title
  
  月刊地球
  
  Volume: 34 Pages: 685-690
- Data Source
  KAKENHI-PROJECT-23310120
[Journal Article] Fluid inclusions with high Li/B ratio in a quartz vein from the Besshi area of the Sambagawa metamorphic belt : implications for deep geofluid evolution2011
- Author(s)
  YOSHIDA, K., SENGEN, Y., TSUCHIYA, S., MINAGAWA, K., KOBAYASHI, T., MISHIMA, T., OHSAWA, S., and HIRAJIMA, T
- Journal Title
  
  Journal of Mineralogical and Petrological Sciences
  
  Volume: 106 Pages: 164-168
- Data Source
  KAKENHI-PROJECT-22244067
[Journal Article] Fluid inclusions with high Li/B ratio in a quartz vein from the Besshi area of the Sambagawa metamorphic belt : implications for deep geofluid evolution2011
- Author(s)
  YOSHIDA, K., SENGEN, Y., TSUCHIYA, S., MINAGAWA, K., KOBAYASHI, T., MISHIMA, T., OHSAWA, S., HIRAJIMA, T.
- Journal Title
  
  Journal of Mineralogical and Petrological Sciences
  
  Volume: 106巻 Pages: 164-168
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22244067
[Journal Article] 九州中央部の非火山地域に湧出する温泉の炭酸成分の起源2011
- Author(s)
  酒井拓哉・大沢信二・山田誠・三島壮智・吉川慎・鍵山恒臣・大上和敏
- Journal Title
  
  温泉科学 60
  
  Pages: 418-433
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19310116
[Journal Article] Dissolved inorganic carbon extremely rich in mantle component of hot spring waters from the Hitoyoshi Basin located in a non-volcanic region of Central Kyushu,Japan2011
- Author(s)
  Ohsawa S., Sakai T., Yamada M., Mishima T., Yoshikawa S. Kagiyama T.
- Journal Title
  
  J.Hot Spring Sci. 60
  
  Pages: 410-417
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19310116
[Journal Article] Dissolved inorganic carbon rich in mantle-derived carbon of hot spring waters from the Hitoyoshi Basin, central Kyshu, Japan2010
- Author(s)
  Ohsawa, S.
- Journal Title
  
  Annual Rep.Inst.Geotherm.Sci.Kyoto Univ.
  
  Volume: FY2009 Pages: 11-15
- Data Source
  KAKENHI-PROJECT-21403003
[Journal Article] Color change of lake water at the active crater lake of Aso volcano, Yudamari, Japan : is it in response to change in water quality induced by volcanic activity?2010
- Author(s)
  Ohsawa S., Saito T., Yoshikawa S., Mawatari H., Yamada M., Amita K., Takamatsu N., Sudo Y., Kagiyama T.
- Journal Title
  
  Limnology 11
  
  Pages: 207-215
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19310116
[Journal Article] Color change of lake water at the active crater lake of Aso volcano, Yudamari, Japan : is it in response to change in water quality induced by volcanic activity?2010
- Author(s)
  Ohsawa, S.
- Journal Title
  
  Limnology
  
  Volume: 11 Pages: 207-215
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19310116
[Journal Article] 鍾乳洞の気象と鍾乳石の成長2009
- Author(s)
  大沢信二
- Journal Title
  
  大分地質学会誌 15号
  
  Pages: 1-10
- Data Source
  KAKENHI-PROJECT-20510009
[Journal Article] 鍾乳洞の気象と鍾乳石の成長2009
- Author(s)
  大沢信二
- Journal Title
  
  大分地質学会誌 15
  
  Pages: 1-10
- Data Source
  KAKENHI-PROJECT-20510009
[Journal Article] 少量の試料水を用いる環境水中の炭酸水素イオンの新たな定量分析法の開発2009
- Author(s)
  三島壮智, 大沢信二, 山田誠, 北岡豪一
- Journal Title
  
  日本水文科学会誌 38巻,4号
  
  Pages: 157-168
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20510009
[Journal Article] 阿蘇火山湯だまりの水・熱・塩化物イオン収支2008
- Author(s)
  齋藤武士, 大沢信二, 橋本武志, 寺田暁彦, 吉川慎, 大蔵敬宏
- Journal Title
  
  日本地熱学会誌 30
  
  Pages: 107-120
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-17204047
[Journal Article] Chemical characteristics and trapping P-T conditions. of fluid inclusions in quartz veins from the Sanbagawa metamorphic belt, SW Japan.2008
- Author(s)
  Nishimiira, K., Amita, K., Ohsawa, S., Kobavashi, T., Hiraiima, T.
- Journal Title
  
  Journal of Mineralogical and Petrological Sciences. 103
  
  Pages: 93-99
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-17204047
[Journal Article] Chemical characteristics and trapping P-T conditions of fluid inclusions in quartz veins from the Sanbagawa metamorphic belt, SW Japan2008
- Author(s)
  Nishimura, K., Amita, K., Ohsawa, S. Kobayashi, T. & Hirajima, T.
- Journal Title
  
  Journal of Mineralogical and Petrological Sciences 103
  
  Pages: 93-99
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-17204047
[Journal Article] Chemical characteristics and trapping P-T conditions of fluid inclusions in quartz veins from the Sanbagawa metamorphic belt, SW Japan.2008
- Author(s)
  Nishimura, K., Amita, K., Ohsawa, S., Kobayashi, T. & Hirajima, T
- Journal Title
  
  Journal of Mineralogical and Petrological Sciences 103
  
  Pages: 93-99
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-17204047
[Journal Article] Derivation of travel time of limestone cave drip water usingtritium/helium-3 dating method2008
- Author(s)
  Yamada, M., Ohsawa, S., Matsuoka, H., Watanabe, Y., Rahmantyo, B., Maryunani, K.A., Tagami, T., Kitaoka, K., Takemura, K., Yoden, S.
- Journal Title
  
  Geophysical Research Letters. L08405, oi:10.1029/2008GL033237
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-17204047
[Journal Article] 同位体水文学的手法による火山地下水流同系へのマグマ起源CO2の混入過程の研究-阿蘇火山を例にして-2008
- Author(s)
  山田誠, 大沢信二, 風早康平, 安原正也, 高橋浩, 他3名
- Journal Title
  
  月刊地球号外60
  
  Pages: 114-120
- Data Source
  KAKENHI-PROJECT-19310116
[Journal Article] 泉質の異なる温泉水の混合における希土類元素の挙動2008
- Author(s)
  真田哲也, 高松信樹, 山崎一, 網田和宏, 大沢信二
- Journal Title
  
  温泉科学 58
  
  Pages: 81-97
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-17204047
[Journal Article] 同位体水文学的手法による火山地下水流同系へのマグマ起源CO2 の混入過程の研究-阿蘇火山を例にして-2008
- Author(s)
  山田誠・大沢信二・風早康平・安原正也・高橋浩・, 他3名
- Journal Title
  
  月刊地球号外60
  
  Pages: 114-120
- Data Source
  KAKENHI-PROJECT-19310116
[Journal Article] Influence of subduction zone settings on the origin of forearc fluids : Halogen concentrations and ^<129>I/I ratios in waters from Kyushu, Japan2007
- Author(s)
  Tomaru, H., Ohsawa, S., Amita, K., Lu, Z., Fehn, U.
- Journal Title
  
  Applied Geochemistry 22
  
  Pages: 676-691
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-17204047
[Journal Article] 流体地球化学的にみた雲仙地溝の熱水系と温泉の生成過程2006
- Author(s)
  大沢信二
- Journal Title
  
  日本地熱学会誌 28
  
  Pages: 361-371
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-17204047
[Journal Article] 大分平野の深部に賦存される有馬型熱水の起源2005
- Author(s)
  網田和宏, 大沢信二, 杜建国, 山田誠
- Journal Title
  
  温泉科学 55
  
  Pages: 64-77
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-17204047
[Journal Article] 同位体水文学的手法による九重火山東麓に湧出する炭酸泉の形成機構の解明2005
- Author(s)
  山田誠, 網田和宏, 大沢信二
- Journal Title
  
  温泉科学 54・4(印刷中)
- Description
  「研究成果報告書概要(和文)」より
- Data Source
  KAKENHI-PROJECT-14580504
[Journal Article] くじゅうタデ原地域指山湧水の水文化学的研究2004
- Author(s)
  山田誠, 大沢信二
- Journal Title
  
  大分県温泉調査研究会報告 55
  
  Pages: 5-10
- Description
  「研究成果報告書概要(和文)」より
- Data Source
  KAKENHI-PROJECT-14580504
[Journal Article] 湧水の水素・酸素の安定同位体比からみた九重火山地域の地下水の涵養と流動2003
- Author(s)
  山田誠, 大沢信二, 由佐悠紀
- Journal Title
  
  九大地熱・火山研究報告 12
  
  Pages: 66-74
- Description
  「研究成果報告書概要(和文)」より
- Data Source
  KAKENHI-PROJECT-14580504
[Journal Article] Escape of volcanic gas into shallow groundwater Systems at Unzen Volcano (Japan) : evidence from chemical and stable carbon isotope compositions of dissolved inorganic carbon.2002
- Author(s)
  Shinji Ohsawa, et al.
- Journal Title
  
  Limnology 3・1
  
  Pages: 169-173
- Description
  「研究成果報告書概要(欧文)」より
- Data Source
  KAKENHI-PROJECT-14580504
[Journal Article] Escape of volcanic gas into shallow groundwater systems at Unzen Volcano (Japan)2002
- Author(s)
  Shinji Ohsawa 他6名
- Journal Title
  
  Limnology 3・1
  
  Pages: 169-173
- Data Source
  KAKENHI-PROJECT-14580504
[Journal Article] Escape of volcanic gas into shallow groundwater systems at Unzen Volcano (Japan)2002
- Author(s)
  Shinji Ohsawa他6名
- Journal Title
  
  Limnology 3・1
  
  Pages: 169-173
- Description
  「研究成果報告書概要(和文)」より
- Data Source
  KAKENHI-PROJECT-14580504
[Journal Article] Geochemistry of fluids from hot springs, mineral springs, wells and fumarolic area in the Shimabara peninsula, middle western Kyushu, Japan.2002
- Author(s)
  Shinji Ohsawa, Kohei Kazahaya, Masaya Yasuhara
- Journal Title
  
  J.Balneol.Soc.Japan(in Japanese) 52・2
  
  Pages: 51-68
- Description
  「研究成果報告書概要(欧文)」より
- Data Source
  KAKENHI-PROJECT-14580504
[Journal Article] 島原半島の温鉱泉の地球化学2002
- Author(s)
  大沢信二, 風早康平, 安原正也
- Journal Title
  
  温泉科学 52・2
  
  Pages: 51-68
- Description
  「研究成果報告書概要(和文)」より
- Data Source
  KAKENHI-PROJECT-14580504
[Journal Article] Aqueous sulfur speciation possibly linked to sublimnic volcanic gas-water interaction during a quiescent period at Yugama crater lake, Kusatsu-Shirane volcano, Central Japan
- Author(s)
  Takano, B., A. Kuno, A., Ohsawa, S., Kawakami, H.
- Journal Title
  
  J. Volcanol. Geotherm. Res. (in press)
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-17204047
[Journal Article] Isotope-hydrological Study on formation mechanism of carbonate springs at the Southeastern foothills of Kuju Volcano, central Kyushu, Japan.
- Author(s)
  Makoto Yamada, Kazuhiro Amita, Shinji Ohsawa
- Journal Title
  
  J.Balneol.Soc.Japan(in Japanese) 54・4(in press)
- Description
  「研究成果報告書概要(欧文)」より
- Data Source
  KAKENHI-PROJECT-14580504
[Journal Article] Groundwater recharge and Flow in Kuju Volcanic area, Japan, inferred from hydrogen and Oxygen stable isotope ratios of spring waters.
- Author(s)
  Makoto Yamada, Shinji Ohsawa, Yuki Yusa
- Journal Title
  
  Geotherm.Volcanol.Res.Rept.Kyushu University(in Japanese) 12
  
  Pages: 66-74
- Description
  「研究成果報告書概要(欧文)」より
- Data Source
  KAKENHI-PROJECT-14580504
[Journal Article] Hydro-chemical study on the Yubiyama Spring in Kuju-Tadehara area, Oita prefecture, Japan.
- Author(s)
  Makoto Yamada, Shinji Ohsawa
- Journal Title
  
  Rept.Oita Pref.Hot Spring Res.(in Japanese) 55
  
  Pages: 5-10
- Description
  「研究成果報告書概要(欧文)」より
- Data Source
  KAKENHI-PROJECT-14580504
[Presentation] 大分県日出町の海底湧水の起源2015
- Author(s)
  山田誠，大沢信二，三島壮智，小路淳，谷口真人
- Organizer
  日本惑星科学連合2015年大会
- Place of Presentation
  幕張メッセ国際会議場
- Year and Date
  2015-05-24
- Data Source
  KAKENHI-PROJECT-25340057
[Presentation] ラドン曳航観測による別府地熱地帯沿岸域の海底温泉湧出の検出2015
- Author(s)
  大沢信二，杉本亮，本田尚美，三島壮智，谷口真人
- Organizer
  日本地熱学会平成27年学術講演会
- Place of Presentation
  別府国際コンベンションセンター
- Year and Date
  2015-10-20
- Data Source
  KAKENHI-PROJECT-25340057
[Presentation] 大分県日出町の海底湧水と周辺海水の栄養塩環境2015
- Author(s)
  本田尚美，大沢信二，杉本亮，辺笛，三島壮智，山田誠，小路淳，谷口真人
- Organizer
  日本惑星科学連合2015年大会
- Place of Presentation
  幕張メッセ国際会議場
- Year and Date
  2015-05-24
- Data Source
  KAKENHI-PROJECT-25340057
[Presentation] 大分県湯布院地域の河川水水質に及ぼす温泉水の影響について2013
- Author(s)
  緒方ひかる，瀬尾千明，大上和敏，大沢信二
- Organizer
  陸水物理研究会
- Place of Presentation
  京都大学地球熱学研究施設
- Data Source
  KAKENHI-PROJECT-25340057
[Presentation] 大分県湯布院地域の河川水水質に及ぼす温泉水の影響について2013
- Author(s)
  緒方ひかる，瀬尾千明，大上和敏，大沢信二
- Organizer
  日本陸水学会
- Place of Presentation
  龍谷大学瀬田キャンパス
- Data Source
  KAKENHI-PROJECT-25340057
[Presentation] Chemical facies and B-Li-Cl relative compositions of deep-fluids trapped in HP/LT metamorphic rocks : a case study in the Sanbagawa metamorphic belt, SW Japan2013
- Author(s)
  YOSHIDA, K., T. HIRAJIMA, S. OHSAWA , T. KOBAYASHI, T. MISHIMA, and Y. SENGEN
- Organizer
  X International Ecologite Conf.Abstract
- Place of Presentation
  Courmayeur, Italy
- Data Source
  KAKENHI-PROJECT-22244067
[Presentation] 温泉排水と河川を流下する珪藻量の関係2013
- Author(s)
  山田誠，大沢信二，三島壮智，酒井拓哉
- Organizer
  陸水物理研究会
- Place of Presentation
  京都大学地球熱学研究施設
- Data Source
  KAKENHI-PROJECT-25340057
[Presentation] 霧島火山群周辺の表層電気伝導度分布－噴火未遂の視点から2012
- Author(s)
  鍵山恒臣・吉川慎・宇津木充・大沢信二・三島壮智・井上寛之・小森省吾
- Organizer
  地球惑星科学連合2012年大会
- Place of Presentation
  千葉市幕張メッセ
- Data Source
  KAKENHI-PROJECT-23310120
[Presentation] 噴火後に見られた霧島火山新燃岳の火口湖の変色2012
- Author(s)
  大沢信二・杉森賢司・山内博・小枝智幸・稲葉博明・片岡義久・鍵山恒臣
- Organizer
  日本陸水学会
- Place of Presentation
  名古屋市
- Data Source
  KAKENHI-PROJECT-23310120
[Presentation] 霧島火山群周辺の表層電気伝導度分布2012
- Author(s)
  鍵山恒臣・吉川慎・宇津木充・大沢信二・三島壮智・井上寛之
- Organizer
  日本火山学会秋季大会
- Place of Presentation
  長野県御代田町エコールみよた
- Data Source
  KAKENHI-PROJECT-23310120
[Presentation] 霧島火山群周辺の表層電気伝導度分布－噴火未遂の視点から2012
- Author(s)
  鍵山恒臣・吉川慎・宇津木充・大沢信二・三島壮智・井上寛之・小森省吾
- Organizer
  地球惑星科学連合2012年大会SVC49-02
- Place of Presentation
  幕張メッセ（千葉市）
- Data Source
  KAKENHI-PROJECT-23310120
[Presentation] A geochemical analysis using published hydro-chemical data of hot springs in TatunVolcanic Region2012
- Author(s)
  Ohsawa, S.
- Organizer
  Taiwan-Japan Joint Workshop on Tatun - Kyushu Volcanic Activity
- Place of Presentation
  Taipei
- Year and Date
  2012-03-19
- Data Source
  KAKENHI-PROJECT-21403003
[Presentation] 水文化学的手法によって明らかとなった鍾乳石の成長速度の季節変動とその支配要因2010
- Author(s)
  三島壮智, 大沢信二, 山田誠, 酒井拓哉
- Organizer
  日本陸水学会
- Place of Presentation
  弘前大学
- Year and Date
  2010-09-18
- Data Source
  KAKENHI-PROJECT-20510009
[Presentation] Li/B ratio in deep fluids as an indicator of their generation depth2010
- Author(s)
  HIRAJIMA, T., SENGEN, Y., NISHMURA, K., OHSAWA, S.
- Organizer
  EGU2010-6343 GMPV16/GD5.9
- Place of Presentation
  Vienna, Austria
- Year and Date
  2010-05-05
- Data Source
  KAKENHI-PROJECT-22244067
[Presentation] 由布岳・由布院盆地の表層電気伝導度分布と温泉分布2010
- Author(s)
  浅野剛・鍵山恒臣・宇津木充・吉川慎・井上寛之・大沢信二
- Organizer
  日本火山学会秋季大会
- Place of Presentation
  京都市
- Data Source
  KAKENHI-PROJECT-21403003
[Presentation] 鍾乳洞の気象と鍾乳石の成長2009
- Author(s)
  大沢信二
- Organizer
  大分地質学会
- Place of Presentation
  大分大学
- Year and Date
  2009-01-11
- Data Source
  KAKENHI-PROJECT-20510009
[Presentation] 三波川変成帯中の石英脈に含まれる流体包有物の化学的特徴と形成P-T 条件2007
- Author(s)
  西村光史, 網田和宏, 大沢信二, 小林記之, 平島崇男
- Organizer
  地球惑星科学関連学会2007年合同大会
- Place of Presentation
  幕張メッセ(千葉)
- Data Source
  KAKENHI-PROJECT-17204047
[Presentation] Origins of acid hot spring waters in Tatun Volcanic Group, Taiwan, as inferred from δ34S in sulfate
- Author(s)
  Ohsawa, S., Lee, H-F., Liang, B., Komori, S., Chen, C-H. and Kagiyama, T.
- Organizer
  National Taiwan University – Kyoto University Symposium 2013
- Place of Presentation
  Taipei
- Year and Date
  2013-12-19 – 2013-12-20
- Data Source
  KAKENHI-PROJECT-23310120
[Presentation] 温泉排水が河口周辺の魚類群集に与える影響
- Author(s)
  山田誠，秦正樹，宇都宮達也，三島壮智，小路淳，大沢信二，谷口真人
- Organizer
  日本温泉科学会
- Place of Presentation
  三朝温泉（三朝町営国民宿舎）
- Year and Date
  2014-09-05 – 2014-09-06
- Data Source
  KAKENHI-PROJECT-25340057
[Presentation] 熱水変質が母岩の表面伝導度に与える影響の定量的検討－低温熱水系と（やや）高温熱水系との比較研究－
- Author(s)
  小森省吾・鍵山恒臣・高倉伸一・大沢信二・三村　衛・茂木　透
- Organizer
  日本火山学会秋季大会
- Place of Presentation
  福島県猪苗代町
- Year and Date
  2013-10-14 – 2013-10-16
- Data Source
  KAKENHI-PROJECT-23310120
[Presentation] A geochemical analysis using published hydro-chemical data of hot springs in TatunVolcanic Region, Taiwan
- Author(s)
  Ohsawa, S.
- Organizer
  Taiwan-Japan Joint Workshop on Tatun - Kyushu Volcanic Activity
- Place of Presentation
  陽明山國家公園菁山自然中心, 台北市（台湾）
- Data Source
  KAKENHI-PROJECT-21403003
[Presentation] 別府温泉地域における熱水中無機ヒ素の自然酸化過程
- Author(s)
  辺笛，大沢信二，三島壮智，谷口真人
- Organizer
  日本温泉科学会
- Place of Presentation
  三朝温泉（三朝町営国民宿舎）
- Year and Date
  2014-09-05 – 2014-09-06
- Data Source
  KAKENHI-PROJECT-25340057

1. YUSA Yuki (90025403)

# of Collaborated Projects: 5 results

# of Collaborated Products: 0 results
2. TAKEMURA Keiji (00201608)

# of Collaborated Projects: 4 results

# of Collaborated Products: 6 results
3. KITAOKA Koichi (30093230)

# of Collaborated Projects: 4 results

# of Collaborated Products: 0 results
4. HIRAJIMA Takao (90181156)

# of Collaborated Projects: 3 results

# of Collaborated Products: 7 results
5. KAGIYAMA Tsuneomi (50126025)

# of Collaborated Projects: 3 results

# of Collaborated Products: 14 results
6. KANDA Wataru (00301755)

# of Collaborated Projects: 3 results

# of Collaborated Products: 0 results
7. SHIMOHAYSHI Norimasa (70235688)

# of Collaborated Projects: 2 results

# of Collaborated Products: 0 results
8. MIYAKE Akira (10324609)

# of Collaborated Projects: 2 results

# of Collaborated Products: 0 results
9. UTSUGI Mitsuru (10372559)

# of Collaborated Projects: 2 results

# of Collaborated Products: 4 results
10. FUKUDA Yoichi (30133854)

# of Collaborated Projects: 2 results

# of Collaborated Products: 0 results
11. 網田和宏 (20378540)

# of Collaborated Projects: 2 results

# of Collaborated Products: 0 results
12. KITAMURA Masao (70004489)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
13. NAKAMURA Daisuke (50378577)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
14. KOYAMA Takao (00359192)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
15. AOKI Yosuke (90376624)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
16. HIRATA Takefumi (10251612)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
17. KAWKAMI Tetsuo (70415777)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
18. YAMADA Makoto (50434981)

# of Collaborated Projects: 1 results

# of Collaborated Products: 5 results
19. OUE Kazutoshi (20583876)

# of Collaborated Projects: 1 results

# of Collaborated Products: 2 results
20. SUDO Yasuaki (40025466)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
21. TANAKA Yoshikazu (00025420)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
22. YAMAGUCHI Kazuhiro (20239883)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
23. 小畑正明 (20126486)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
24. 山本順二 (60378536)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
25. 吉田健太 (80759910)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
26. 苗村康輔 (50725299)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
27. 下田玄 (60415693)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
28. MISHIMA Taketoshi

# of Collaborated Projects: 1 results

# of Collaborated Products: 2 results
29. 杉本亮

# of Collaborated Projects: 0 results

# of Collaborated Products: 1 results
30. 富永修

# of Collaborated Projects: 0 results

# of Collaborated Products: 1 results
31. 小路淳

# of Collaborated Projects: 0 results

# of Collaborated Products: 2 results
32. 藤井賢彦

# of Collaborated Projects: 0 results

# of Collaborated Products: 1 results

Ohsawa Shinji 大沢 信二

大沢 信二 オオサワ シンジ

OHSAWA Shinji 大沢 信二

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酸化還元状態を考慮した冷たい沈み込み帯での吸水・脱水過程と流体移動経路の解明Ongoing

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カルデラ湖の水質を用いた十和田火山活動モニタリング手法の開発Ongoing

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Construction of survey method of submarine hot-spring discharge for elucidation of relationship between bioproductivity at coastal zone and ingredients of hot spring waterPrincipal InvestigatorOngoing

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Study of hot spring ingredient outflow into river for understanding of its environmental load and influence to ecosystemPrincipal Investigator

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A basic study for paleoclimate reconstruction techniques focusing on the internal brown pinstripes of speleothemPrincipal Investigator

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Chemical and hydrological evaluation of discharge fluxes of magmatic carbon dioxide from volcano springsPrincipal Investigator

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火山体土壌空隙を介しての火山ガスと大気の相互作用Principal Investigator

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Ohsawa Shinji 大沢信二

大沢信二オオサワシンジ

OHSAWA Shinji 大沢信二