Sakaguchi Kiyotoshi 坂口清敏

… Alternative Names

SAKAGUCHI Kiyotoshi 坂口清敏

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Researcher Number	50261590
Other IDs
External Links
Affiliation (Current)	2025: 東北大学, 環境科学研究科, 教授
Affiliation (based on the past Project Information) *help	2012 – 2023: 東北大学, 環境科学研究科, 准教授 2013 – 2017: 東北大学, 大学院環境科学研究科, 准教授 2013: 東北大学, 大学院環境科学研究科, 講師 2009 – 2012: Tohoku University, 大学院・環境科学研究科, 准教授 2007 – 2008: Tohoku University, 大学院・環境科学研究科, 講師 … More 2007: 東北大学, 大学院・環境科学研究所, 講師 2006: 東北大学, 大学院環境科学研究科, 講師 2003 – 2005: 東北大学, 大学院・環境科学研究科, 講師 2002: Tohoku University, Graduate School of Engineering, Assistant Professor, 大学院・工学研究所, 講師 2001 – 2002: 東北大学, 大学院・工学研究科, 講師 1997 – 2000: 東北大学, 大学院・工学研究科, 助手 1999: 東北大, 工学(系)研究科, 助手 1995 – 1996: 東北大学, 工学部, 助手 Less
Review Section/Research Field	Principal Investigator 資源開発工学 / Earth system and resources enginnering / Earth system and resources engineering / Energy engineering Except Principal Investigator Earth system and resources enginnering / 資源開発工学 / Medium-sized Section 31:Nuclear engineering, earth resources engineering, energy engineering, and related fields / Earth system and resources engineering / Engineering / Science and Engineering / Environmental technology/Environmental materials
Keywords	Principal Investigator 地圧測定 / 円錐孔底ひずみ法 / 地震 / Great depth / Vertical borehole / Compact Conical-ended Borehole Overcoring Method / Stress relief method / 深部地圧測定 / 大深度 / 入深度 … More / 垂直ボアホール / 応力解放法 / 地震予知 / 地殻応力 / 絶対地圧 / 東北太平洋沖地震 / 東日本大震災 / STRESS MAP / 東北地方太平洋沖地震 / ウェアラブル機器 / 環境調和 / 大深度地下 / き裂透水性 / き裂の力学的挙動 / 地下岩盤き裂 / 廃棄物地下保存・処分 / 地圧計測 / 地殻工学 / 下向き円錐孔底ひずみ法 / 岩盤応力 / 深部地圧計測 / 花崗岩 / 地熱開発 / フラクタル / 水圧破砕き裂 / 初期応力場 / 岩盤応力測定 / 不均質 … More Except Principal Investigator 岩石 / き裂透水性 / ホーンノズル / ウォータージェット / 貯留層 / 延性地殻 / 超臨界地熱資源 / 透水性 / せん断変形 / 逆解析 / 高精度傾斜計 / 寸法効果 / キャビテーション / 衝突力 / 誘発地震 / フラクチャリング / 二酸化炭素 / 地熱 / 水圧破砕 / 超臨界地熱 / 浸透率 / 再生可能資源・エネルギー / Localization of water flow / Heterogeneity in permeability / Anisotropy in permeability / Size effect / Fracture aperture / Permeability of a fracture / Large synthetic fracture / Sheared fracture / みず道 / せん断変位 / き裂閉鎖 / き裂システム / 花崗岩 / フラットジャッキ / 引張き裂 / 人工き裂 / 真三軸圧縮応力 / 水の流れの局所化 / 透水性の不均一性 / 透水性の異方性 / き裂間隙 / 大規模数値き裂 / せん断き裂 / rock / Control of confining pressure / Confining pressure test / Theory of viscoelasticity / Time-dependent closure / Shear deformation / Permeability of fracture / 時間依存性 / 一般的応力条件 / き裂のせん断変形 / き裂の閉鎖 / 封圧制御 / 封圧三軸圧縮試験 / 粘弾性理論 / 時間依存的閉鎖挙動 / hot wire diameter / borehole diameter / revised hot-wire comparative method / simultaneous measurements / synthetic rubber / sensor substrate / well log / thermophysical properties of rock mass in situ / 極低温 / 石英ガラス / ボアホール計測法 / 曲率半径 / センサ / シリコンゴム / 細線加熱比較法 / 温度伝導率 / 熱伝導率 / 岩盤熱物性値 / 細線直径 / ボアホール径 / 複測細線加熱比較法 / 同時測定 / 合成ゴム / センサ基板 / ボアホール計測 / 岩盤原位置熱物性値 / Tensile principal stress analysis / Saddle shaped disc / Triaxial loading system / Three-dimensional in-situ stresses / Core discing / 引張主ひずみ / 引張主応力 / 三次元地圧力 / ネットワークモデル / 真三軸試験装置 / 鞍型ディスク / 真三軸圧縮試験装置 / 三次元地圧 / コアディスキング / Cavitation / Spectral analysis / Noise / Dynamic impact force / Horn nozzle / Waterjets / Perforation / Natural gas dissolved in water / 天然ガス / 高圧水中 / 周波数分析 / 騒音 / パ-フォレーション / 水溶性天然ガス / 地熱エネルギー / 貯留層シミュレーター / 岩石-水相互作用 / 地熱貯留層 / 脆性延性遷移領域 / 脆性破壊 / 超臨界流体 / 再生可能エネルギー / 地殻エネルギー / 応力解放 / DSCA / コアの損傷 / 粘弾性 / 関連流れ則 / 粒界き裂 / 一軸引張破壊 / 多結晶岩石 / 稲田花崗岩 / 来待砂岩 / 非排水三軸圧縮試験 / 多孔質弾性パラメータ / 地表面傾斜量 / 圧力容器 / 弾性定数 / 多孔質弾性体 / 高精度モニタリング / 地表傾斜量 / 流体流動 / 二酸化炭素地下貯留 / 3次元画像処理 / ダブルトーション試験 / ３次元画像処理 / EPMA / ３次元画像解析 / 亀裂充填 / X線CT / 長期強度 / 破壊力学 / 亀裂 / 自己修復 / 地殻工学 / 不均-岩体 / 半無限均-岩体 / 地表面形状 / 有限要素法 / 不均一岩体 / 半無限均一岩体 / 地下水流動場 / 一面せん断試験 / せん断応力 / 垂直応力 / 力学的挙動 / き裂 / 地下岩盤き裂 / き裂の力学的挙動 / 地下き裂 / 廃棄物地下保存・処分 / アントラセン / トリクロロエチレン / 高環境圧 / 浄化法 / 汚染土壌 / 土木環境システム / 有害化学物質 / 廃棄物処理 / 土壌圏現象 / 環境技術 / カッティングス / 送り回転切削 / 回転切削 / キャビジェット / アブレシブジェット / セルフアブレシブジェット / キャビテーション気泡雲 / 水中 / ノズル形状 / 瞬間写真 / ストレートノズル / 岩石切削 / キャビテーション気泡運 / 水中ウォータージェット Less

超低粘度流体による岩石破砕現象の解明とCO2利用／誘発地震抑制型地熱開発への応用
- Principal Investigator
  
  渡邉則昭
- Project Period (FY)
  2021 – 2026
- Research Category
  
  Grant-in-Aid for Challenging Research (Pioneering)
- Review Section
  
  Medium-sized Section 31:Nuclear engineering, earth resources engineering, energy engineering, and related fields
- Research Institution
  Tohoku University
A method to create a dense fracture network utilizing hydrofracturing phenomenon by supercritical water in the high-temperature ductile crust
- Principal Investigator
  
  Watanabe Noriaki
- Project Period (FY)
  2018 – 2020
- 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
  Tohoku University
Permeability behavior in high-temperature ductile crust and prediction of spatiotemporal evolution in supercritical geothermal resource
- Principal Investigator
  
  Watanabe Noriaki
- Project Period (FY)
  2017 – 2021
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Research Field
  
  Earth system and resources engineering
- Research Institution
  Tohoku University
Quantitative evaluation of earthquake induced phenomena based on fixed point measurement of shallow crustal stressPrincipal Investigator
- Principal Investigator
  
  Sakaguchi Kiyotoshi
- Project Period (FY)
  2014 – 2016
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Research Field
  
  Earth system and resources engineering
- Research Institution
  Tohoku University
Science and Technology of Geothermal Energy Frontier
- Principal Investigator
  
  TSUCHIYA Noriyoshi
- Project Period (FY)
  2013 – 2017
- Research Category
  
  Grant-in-Aid for Specially Promoted Research
- Review Section
  
  Science and Engineering
  Engineering
- Research Institution
  Tohoku University
Development of the Intelligent Compact Conical-ended Borehole Overcoring method and 3D JAPAN STRESS MAPPrincipal Investigator
- Principal Investigator
  
  SAKAGUCHI KIYOTOSHI
- Project Period (FY)
  2011 – 2013
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Research Field
  
  Earth system and resources enginnering
- Research Institution
  Tohoku University
New theory of rock fracture based on interaction between pre-existing
- Principal Investigator
  
  MATSUKI Koji
- Project Period (FY)
  2011
- Research Category
  
  Grant-in-Aid for Challenging Exploratory Research
- Research Field
  
  Earth system and resources enginnering
- Research Institution
  Tohoku University
Self-sealability of fractures in rock and its application to fracture and strength control
- Principal Investigator
  
  KANEKO Katsuhiko
- Project Period (FY)
  2010 – 2013
- Research Category
  
  Grant-in-Aid for Scientific Research (A)
- Research Field
  
  Earth system and resources enginnering
- Research Institution
  Hokkaido University
High-precision method for monitoring underground storage of carbon dioxide with tiltmeter
- Principal Investigator
  
  MATSUKI Koji
- Project Period (FY)
  2010 – 2012
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Research Field
  
  Earth system and resources enginnering
- Research Institution
  Tohoku University
サスティナブル社会の実現のためのウェアラブル電源の提案Principal Investigator
- Principal Investigator
  
  坂口清敏
- Project Period (FY)
  2009 – 2010
- Research Category
  
  Grant-in-Aid for Challenging Exploratory Research
- Research Field
  
  Energy engineering
- Research Institution
  Tohoku University
Mechanical behavior of a rock fracture and mechanisms for the scale effect
- Principal Investigator
  
  MATSUKI Koji
- Project Period (FY)
  2007 – 2009
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Research Field
  
  Earth system and resources enginnering
- Research Institution
  Tohoku University
高精度傾斜計を用いた広域地下水流動評価法の開発
- Principal Investigator
  
  松木浩二
- Project Period (FY)
  2007 – 2008
- Research Category
  
  Grant-in-Aid for Exploratory Research
- Research Field
  
  Earth system and resources enginnering
- Research Institution
  Tohoku University
Development of in-situ stress measurement method having high applicabilityPrincipal Investigator
- Principal Investigator
  
  SAKAGUCHI Kiyotoshi
- Project Period (FY)
  2006 – 2008
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Research Field
  
  Earth system and resources enginnering
- Research Institution
  Tohoku University
高圧水中ウォータージェットを用いた汚染土壌浄化法
- Principal Investigator
  
  松木浩二
- Project Period (FY)
  2005 – 2006
- Research Category
  
  Grant-in-Aid for Exploratory Research
- Research Field
  
  Environmental technology/Environmental materials
- Research Institution
  Tohoku University
Evaluation of permeability of a fracture system under true triaxial compression
- Principal Investigator
  
  MATSUKI Koji
- Project Period (FY)
  2003 – 2005
- Research Category
  
  Grant-in-Aid for Scientific Research (A)
- Research Field
  
  Earth system and resources enginnering
- Research Institution
  Tohoku University
1000m以深に適用可能な高精度地圧計測法の開発Principal Investigator
- Principal Investigator
  
  坂口清敏
- Project Period (FY)
  2002 – 2004
- Research Category
  
  Grant-in-Aid for Young Scientists (A)
- Research Field
  
  資源開発工学
- Research Institution
  Tohoku University
セルフアブレイシブキャビジェットによる岩石堀削法
- Principal Investigator
  
  松木浩二
- Project Period (FY)
  2001 – 2002
- Research Category
  
  Grant-in-Aid for Exploratory Research
- Research Field
  
  資源開発工学
- Research Institution
  Tohoku University
Study on long-term permeability of fracture in rock mass
- Principal Investigator
  
  MATSUKI Koji
- Project Period (FY)
  2000 – 2002
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Research Field
  
  資源開発工学
- Research Institution
  Tohoku University
ウォータージェットの切削性能とノズル内壁面形状の関係
- Principal Investigator
  
  MATSUKI Koji
- Project Period (FY)
  1999 – 2000
- Research Category
  
  Grant-in-Aid for Exploratory Research
- Research Field
  
  資源開発工学
- Research Institution
  Tohoku University
花崗岩類におけるき裂のフラクタル性と岩石組織の関係解明に関する研究Principal Investigator
- Principal Investigator
  
  坂口清敏
- Project Period (FY)
  1998 – 1999
- Research Category
  
  Grant-in-Aid for Encouragement of Young Scientists (A)
- Research Field
  
  資源開発工学
- Research Institution
  Tohoku University
Development of Downward Compact Conical-ended Borehole Overcoring Method for In-situ Stress Measurement at Great Depth.Principal Investigator
- Principal Investigator
  
  MATSUKI Koji, 坂口清敏
- Project Period (FY)
  1997 – 1999
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Research Field
  
  資源開発工学
- Research Institution
  Tohoku University
Development of Direct Measurement Technics for Thermophysical Properties of Rock Mass in situ by Well Logging
- Principal Investigator
  
  KIYOHASHI Hiroshi
- Project Period (FY)
  1997 – 1999
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Research Field
  
  資源開発工学
- Research Institution
  TOHOKU UNIVERSITY
A THEORETICAL AND EXPERIMENTAL STUDY FOR ESTIMATING THREE-DIMENSIONAL IN-SITU STRESSES FROM CORE DISCING
- Principal Investigator
  
  MATSUKI Koji
- Project Period (FY)
  1996 – 1998
- Research Category
  
  Grant-in-Aid for Scientific Research (A)
- Research Field
  
  資源開発工学
- Research Institution
  TOHOKU UNIVERSITY
不均質岩盤における応力測定に関する研究Principal Investigator
- Principal Investigator
  
  坂口清敏
- Project Period (FY)
  1995
- Research Category
  
  Grant-in-Aid for Encouragement of Young Scientists (A)
- Research Field
  
  資源開発工学
- Research Institution
  Tohoku University
DEVELOPMENT OF AN IN-SITU WATERJETS SYSTEM FOR PERFORATION
- Principal Investigator
  
  MATSUKI Koji
- Project Period (FY)
  1995 – 1996
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Research Field
  
  資源開発工学
- Research Institution
  TOHOKU UNIVERSITY

[Book] 月刊地球（南アフリカ金鉱山大深度における震源近傍での現位置多点応力測定の可能性）2014
- Author(s)
  小笠原宏，加藤春實，Gerfard Hofmann，矢部靖男，坂口清敏
- Total Pages
  186
- Publisher
  海洋出版（株）
- Data Source
  KAKENHI-PROJECT-26289346
[Book] 月間地球2014
- Author(s)
  小笠原宏, 加藤春實, Gerhard Hofmann, 矢部靖男, 坂口清敏
- Data Source
  KAKENHI-PROJECT-23360399
[Journal Article] Permeability enhancement by CO2 injection and chelating agent stimulation for creating geothermal reservoirs in granite2024
- Author(s)
  Pramudyo Eko、Salala Luis、Goto Ryota、Wang Jiajie、Sueyoshi Kazumasa、Muhl Lena、Sakaguchi Kiyotoshi、Watanabe Noriaki
- Journal Title
  
  Geoenergy Science and Engineering
  
  Volume: 234 Pages: 212586-212586
- DOI
  10.1016/j.geoen.2023.212586
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-21K18200, KAKENHI-PROJECT-21K14571, KAKENHI-PROJECT-22H04932, KAKENHI-PROJECT-23K23283, KAKENHI-PROJECT-23K26596
[Journal Article] Fracturing of granite rock with supercritical water for superhot geothermal resources2022
- Author(s)
  Liu Bailong、Suzuki Anna、Watanabe Noriaki、Ishibashi Takuya、Sakaguchi Kiyotoshi、Ito Takatoshi
- Journal Title
  
  Renewable Energy
  
  Volume: 184 Pages: 56-67
- DOI
  10.1016/j.renene.2021.11.062
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20H02676, KAKENHI-PROJECT-17H03504
[Journal Article] Wellbore stability in high-temperature granite under true triaxial stress2022
- Author(s)
  Goto Ryota、Sakaguchi Kiyotoshi、Parisio Francesco、Yoshioka Keita、Pramudyo Eko、Watanabe Noriaki
- Journal Title
  
  Geothermics
  
  Volume: 100 Pages: 102334-102334
- DOI
  10.1016/j.geothermics.2021.102334
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17H03504, KAKENHI-PROJECT-20J20108, KAKENHI-PROJECT-21K18200
[Journal Article] CO2 Injection-Induced Shearing and Fracturing in Naturally Fractured Conventional and Superhot Geothermal Environments2022
- Author(s)
  Pramudyo Eko、Goto Ryota、Sakaguchi Kiyotoshi、Nakamura Kengo、Watanabe Noriaki
- Journal Title
  
  Rock Mechanics and Rock Engineering
  
  Volume: 56 Issue: 3 Pages: 1663-1677
- DOI
  10.1007/s00603-022-03153-7
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-21K18200, KAKENHI-PROJECT-23K23283
[Journal Article] 高温環境における岩石き裂のすべり特性と透水性2021
- Author(s)
  武山詳・後藤遼太・渡邉則昭・坂口清敏・土屋範芳
- Journal Title
  
  日本地熱学会誌
  
  Volume: 43
- NAID
  130008107609
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18K19039
[Journal Article] 高温環境における岩石き裂のすべり特性と透水性2021
- Author(s)
  武山詳・後藤遼太・渡邉則昭・坂口清敏・土屋範芳
- Journal Title
  
  日本地熱学会誌
  
  Volume: 43
- NAID
  130008107609
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-17H03504
[Journal Article] Flow-Induced Microfracturing of Granite in Conventional and Superhot Geothermal Environments2021
- Author(s)
  Ryota Goto, Eko Pramudyo, Noriaki Watanabe, Kiyotoshi Sakaguchi, Yuqing Chen, Takeshi Komai
- Journal Title
  
  Proceedings of the SPWLA 26th Formation Evaluation Symposium of Japan
  
  Volume: -
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21K18200
[Journal Article] A laboratory study of hydraulic fracturing at the brittle-ductile transition2021
- Author(s)
  Parisio Francesco、Yoshioka Keita、Sakaguchi Kiyotoshi、Goto Ryota、Miura Takahiro、Pramudyo Eko、Ishibashi Takuya、Watanabe Noriaki
- Journal Title
  
  Scientific Reports
  
  Volume: 11 Issue: 1
- DOI
  10.1038/s41598-021-01388-y
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17H03504, KAKENHI-PROJECT-20J20108
[Journal Article] Creating Cloud-Fracture Network by Flow-induced Microfracturing in Superhot Geothermal Environments2021
- Author(s)
  Goto Ryota、Watanabe Noriaki、Sakaguchi Kiyotoshi、Miura Takahiro、Chen Youqing、Ishibashi Takuya、Pramudyo Eko、Parisio Francesco、Yoshioka Keita、Nakamura Kengo、Komai Takeshi、Tsuchiya Noriyoshi
- Journal Title
  
  Rock Mechanics and Rock Engineering
  
  Volume: 2021(3) Issue: 6 Pages: 112-121
- DOI
  10.1007/s00603-021-02416-z
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19K22150, KAKENHI-PROJECT-17H03504, KAKENHI-PROJECT-20J20108, KAKENHI-PROJECT-18K19039
[Journal Article] Flow-Induced Microfracturing of Granite in Conventional and Superhot Geothermal Environments2021
- Author(s)
  Ryota Goto, Eko Pramudyo, Noriaki Watanabe, Kiyotoshi Sakaguchi, Yuqing Chen, Takeshi Komai
- Journal Title
  
  Proceedings of the SPWLA 26th Formation Evaluation Symposium of Japan
  
  Volume: -
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-17H03504
[Journal Article] Injection-induced Slip Characteristics of a Tensile Rock Fracture under High Temperatures2021
- Author(s)
  武山詳、後藤遼太、渡邉則昭、坂口清敏、土屋範芳
- Journal Title
  
  Journal of the Geothermal Research Society of Japan
  
  Volume: 43 Issue: 2 Pages: 53-64
- DOI
  10.11367/grsj.43.53
- NAID
  130008107609
- ISSN
  0388-6735, 1883-5775
- Year and Date
  2021-04-25
- Language
  Japanese
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-17H03504
[Journal Article] CO2 injection-induced complex cloud-fracture networks in granite at conventional and superhot geothermal conditions2021
- Author(s)
  Pramudyo Eko、Goto Ryota、Watanabe Noriaki、Sakaguchi Kiyotoshi、Nakamura Kengo、Komai Takeshi
- Journal Title
  
  Geothermics
  
  Volume: 97 Pages: 102265-102265
- DOI
  10.1016/j.geothermics.2021.102265
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17H03504, KAKENHI-PROJECT-20J20108, KAKENHI-PROJECT-21K18200, KAKENHI-PROJECT-19K22150
[Journal Article] Cloud-fracture networks as a means of accessing superhot geothermal energy2019
- Author(s)
  N. Watanabe, K. Sakaguchi, R. Goto, T. Miura, K. Yamane, T. Ishibashi, Y. Chen, T. Komai, N. Tsuchiya
- Journal Title
  
  Scientific Reports
  
  Volume: 9 Issue: 1
- DOI
  10.1038/s41598-018-37634-z
- NAID
  130007889431
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-18K19039, KAKENHI-PROJECT-17H03504
[Journal Article] Supercritical carbon dioxide fracturing of granite from conventional to superhot geothermal conditions2019
- Author(s)
  E. Pramudyo, N. Watanabe, S. Takeyama, R. Goto, T. Miura, K. Hattori, K. Sakaguchi, T. Komai
- Journal Title
  
  Society of Petrophysicists and Well-Log Analysts
  
  Volume: -
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18K19039
[Journal Article] Fracture and permeability of granite in superhot geothermal environments2019
- Author(s)
  N. Watanabe, K. Sakaguchi, H. Saishu, R. Goto, T. Ishibashi, A. Okamoto, Y. Chen, S.E. Ingebritsen, T. Komai, N. Tsuchiya
- Journal Title
  
  Proceedings of the YSRM2019 & REIF2019
  
  Volume: -
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17H03504
[Journal Article] Supercritical carbon dioxide fracturing of granite from conventional to superhot geothermal conditions2019
- Author(s)
  E. Pramudyo, N. Watanabe, S. Takeyama, R. Goto, T. Miura, K. Hattori, K. Sakaguchi, T. Komai
- Journal Title
  
  Society of Petrophysicists and Well-Log Analysts
  
  Volume: -
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-17H03504
[Journal Article] Fracture and permeability of granite in superhot geothermal environments2019
- Author(s)
  N. Watanabe, K. Sakaguchi, H. Saishu, R. Goto, T. Ishibashi, A. Okamoto, Y. Chen, S.E. Ingebritsen, T. Komai, N. Tsuchiya
- Journal Title
  
  Proceedings of the YSRM2019 & REIF2019
  
  Volume: -
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-18K19039
[Journal Article] AE measurement during hydraulic fracturing of Inada granite at 400℃ via the novel true triaxial system at Tohoku University2018
- Author(s)
  R. Goto, T. Ishibashi, K. Yamane, T. Miura, N. Watanabe, K. Sakaguchi, N. Tsuchiya
- Journal Title
  
  GRAND RENEWABLE ENERGY 2018 Proceedings
  
  Volume: -
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-17H03504
[Journal Article] Hydraulic fracturing and permeability enhancement in granite from subcritical/brittle to supercritical/ductile conditions2017
- Author(s)
  Noriaki Watanabe, Motoki Egawa, Kiyotoshi Sakaguchi, Takuya Ishibashi, Noriyoshi Tsuchiya
- Journal Title
  
  Geophysical Research Letters
  
  Volume: 44 Issue: 11 Pages: 5468-5475
- DOI
  10.1002/2017gl073898
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-17H03504, KAKENHI-PROJECT-25000009
[Journal Article] Potentially exploitable supercritical geothermal resources in the ductile crust2017
- Author(s)
  NoriakiWatanabe, Tatsuya Numakura, Kiyotoshi Sakaguchi, Hanae Saishu, Atsushi Okamoto, Steven E. Ingebritsen and Noriyoshi Tsuchiya
- Journal Title
  
  Nature Geoscience
  
  Volume: 10 Pages: 140-144
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-25000009
[Journal Article] Effect of non-uniform traction and specimen height in the direct shear test on stress and deformation in a rock fracture2013
- Author(s)
  Ausama A. Giwelli, Koji Matsuki, Kiyotoshi Sakaguchi, Akihisa Kizaki
- Journal Title
  
  Int. I. Numer. Anal. Mech. Geomech.
  
  Volume: 137 Issue: 14 Pages: 2186-2204
- DOI
  10.1002/nag.2129
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-25000009
[Journal Article] 円錐孔底ひずみ法の直交異方性岩盤への適用2013
- Author(s)
  坂口清敏, 宇佐美順也, 木崎彰久
- Journal Title
  
  Journal of MMIJ
  
  Volume: 129 Pages: 455-460
- NAID
  10031182244
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-25000009
[Journal Article] 円錐孔底ひずみ法の直交異方性岩盤への適用2013
- Author(s)
  坂口清敏, 宇佐美順也, 木崎彰久
- Journal Title
  
  Journal of MMIJ
  
  Volume: Vol. 129,No. 7 Pages: 455-460
- NAID
  10031182244
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-23360399
[Journal Article] 円錐孔底ひずみ法の直交異方性岩盤への適用2013
- Author(s)
  坂口清敏，宇佐美順也，木崎彰久
- Journal Title
  
  Journal of MMIJ
  
  Volume: 129 Pages: 455-460
- NAID
  10031182244
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-23360399
[Journal Article] 粒界の粘弾性挙動に基づく応力解放時の岩石の損傷評価2012
- Author(s)
  松木浩二, 及川寧己, 坂口清敏, 木崎彰久
- Journal Title
  
  Journal of MMIJ
  
  Volume: 128巻 Pages: 121-133
- NAID
  10030172441
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-23656557
[Journal Article] 粒界の粘弾性挙動に基づく応力解放時の岩石の損傷評価2012
- Author(s)
  松木浩二, 及川寧己, 坂口清敏
- Journal Title
  
  Journal of MMIJ
  
  Volume: Vol. 128,No. 3 Pages: 121-133
- NAID
  10030172441
- URL
  https://www.jstage.jst.go.jp/article/journalofmmij/128/3/128_121/_article
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-23360399
[Journal Article] 粒界の粘弾性挙動に基づく応力解放時の岩石の損傷評価2012
- Author(s)
  松木浩二, 及川寧己, 坂口清敏, 他
- Journal Title
  
  Journal of MMIJ
  
  Volume: 128 Pages: 121-133
- NAID
  10030172441
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-23360399
[Journal Article] Effect of shear displacement on the hydraulic conductivity of a fracture2010
- Author(s)
  K.Matsuki, Y.Kimura, K.Sakaguchi, A.Kizaki, A.A. Giwelli
- Journal Title
  
  Int.J.Rock Mech.Min.Sci. 47
  
  Pages: 436-449
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19360402
[Journal Article] Effect of shear displacement on the hydraulic conductivity of a fracture2010
- Author(s)
  K. Matsuki, Y. Kimura, K. Sakaguchi, A. Kizaki, A. A. Giwelli
- Journal Title
  
  International Journal of Rock Mechanics and Mining Sciences 47巻
  
  Pages: 436-449
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19360402
[Journal Article] Experimental study of the effect of fracture size on closure behavior of a tensile fracture under normal stress2009
- Author(s)
  A. A. Giwelli, K. Sakaguchi, K. Matsuki
- Journal Title
  
  Int. J. Rock Mech. Min. Sci. 46
  
  Pages: 462-470
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19360402
[Journal Article] Experimental study of the effect of fracture size on closure behavior of a tensile fracture under normal stress2009
- Author(s)
  A.A. Giwelli, K.Sakaguchi, K.Matsuki
- Journal Title
  
  Int.J.Rock Mech.Min.Sci. 46
  
  Pages: 462-470
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19360402
[Journal Article] Experimental study of the effect of fracture size on closure behavior of a tensile fracture under normal stress2009
- Author(s)
  A. A. Giwelli, K. Sakaguchi, K. Matsuki
- Journal Title
  
  International Journal of Rock Mechanics and Mining Sciences 46巻
  
  Pages: 462-470
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19360402
[Journal Article] せん断変位に伴うき裂透水性の不均一性に関する実験的研究2008
- Author(s)
  坂口清敏, 後藤匡雄, 高西哲郎, 松木浩二, 木崎彰久
- Journal Title
  
  Journal of MMIJ 124
  
  Pages: 748-755
- NAID
  10023988992
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19360402
[Journal Article] Asperity height and aperture of an artificial tensile fracture of metric size2008
- Author(s)
  K. Sakaguchi, J. Tomono, K. Okumura, Y. Ogawa, K. Matsuki
- Journal Title
  
  Rock Mechanics and Rock Engineering 41巻
  
  Pages: 325-341
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19360402
[Journal Article] Estimation of closure of a fracture under normal stress based on aperture data.2008
- Author(s)
  K. Matsuki, E. Q. Wang, A. A. Giwelli, K. Sakaguchi
- Journal Title
  
  Int. J. Rock Mech. Min. Sci. 45
  
  Pages: 194-209
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19360402
[Journal Article] Scale Effect on Closure of a Tensile Fracture under Normal Stress2008
- Author(s)
  A. A. Giwelli, K. Sakaguchi, Koji Matsuki
- Journal Title
  
  AIP CP (Water Dynamics) 987
  
  Pages: 39-45
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19360402
[Journal Article] Scale effect on closure of a tensile fracture under normal stress2008
- Author(s)
  A. A. Giwelli, K. Sakaguchi, K. Matsuki
- Journal Title
  
  AIP CP (Water Dynamics) 987巻
  
  Pages: 39-45
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19360402
[Journal Article] Asperity height and aperture of an artificial tensile fracture of metric size.2008
- Author(s)
  K. Sakaguchi, J. Tomono, K. Okumura, Y. Ogawa K. Matsuki
- Journal Title
  
  Rock Mechanics and Rock Engineering 41
  
  Pages: 325-341
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19360402
[Journal Article] せん断変位に伴うき裂透水性の不均一性に関する実験的研究2008
- Author(s)
  坂口清敏, 後藤匡雄, 高西哲郎, 松木浩二, 木崎彰久
- Journal Title
  
  Journal of MMIJ 124巻
  
  Pages: 748-755
- NAID
  10023988992
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19360402
[Journal Article] Estimation of closure of a fracture under normal stress based on aperture data2008
- Author(s)
  K. Matsuki. E. Q. Wang, A. A. Giwelli, K. Sakaguchi
- Journal Title
  
  International Journal of Rock Mechanics and Mining Sciences 45巻
  
  Pages: 194-209
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19360402
[Journal Article] 下向き円錐孔底ひずみ法の測定精度に及ぼす接着剤の影響と地圧評価の高精度化2007
- Author(s)
  坂口清敏, 後藤匡雄, 竹田英主, 原雅人, 鈴木康正, 松木浩二
- Journal Title
  
  Journal of MMIJ Vol.123, No.2
  
  Pages: 68-74
- NAID
  10018576821
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18360427
[Journal Article] 下向き円錐孔底ひずみ法の測定精度に及ぼす接着剤の影響と地圧評価の高精度化2007
- Author(s)
  坂口清敏, 他
- Journal Title
  
  Journal of MMIJ 123・2
  
  Pages: 68-74
- NAID
  10018576821
- Data Source
  KAKENHI-PROJECT-18360427
[Journal Article] 深部地圧計測のための下向き円錐孔底ひずみ法の開発と室内実証試験2006
- Author(s)
  坂口清敏, 吉田宣生, 南将行, 原雅人, 鈴木康正, 松木浩二
- Journal Title
  
  Journal of MMIJ Vol.122, No.6, 7
  
  Pages: 338-344
- NAID
  10017617027
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18360427
[Journal Article] Development of downward compact conical-ended borehole overcoring technique for in situ rock stress determination in deep borehole and its application examples.2006
- Author(s)
  K.Sakaguchi, et al.
- Journal Title
  
  Proc. of Int. sympo. on In-situ Rock Stress 1
  
  Pages: 87-93
- Data Source
  KAKENHI-PROJECT-18360427
[Journal Article] Size effect on aperture and permeability of a fracture as estimated in large synthetic fractures2006
- Author(s)
  K.Matsuki, Y.Chida, K.Sakaguchi, P.W.J.Glover
- Journal Title
  
  International Journal of Rock Mechanics and Mining Sciences (In press)
- Data Source
  KAKENHI-PROJECT-15206098
[Journal Article] 深部地圧計測のための下向き円錐孔底ひずみ法の開発と室内実証試験2006
- Author(s)
  坂口清敏, 他
- Journal Title
  
  資源と素材 122・6＆7
  
  Pages: 338-344
- NAID
  10017617027
- Data Source
  KAKENHI-PROJECT-18360427
[Journal Article] 三軸圧縮応力下におけるき裂の透水性評価2005
- Author(s)
  高西哲朗, 坂口清敏, 松木浩二
- Journal Title
  
  資源・素材学会平成17年度春季大会講演集 (掲載予定)
- NAID
  10022572947
- Data Source
  KAKENHI-PROJECT-15206098
[Journal Article] Anisotropic and heterogeneous water flow in a sheared fracture as estimated in large synthetic fractures2005
- Author(s)
  K.Matsuki, Y.Chida, K.Sakaguchi
- Journal Title
  
  Transactions of Geothermal Resources Council 29巻
  
  Pages: 401-406
- Data Source
  KAKENHI-PROJECT-15206098
[Journal Article] Downward compact conical-ended borehole overcoring technique for rock stress measurement at great depth and its application.2004
- Author(s)
  K.Sakaguchi, H.Yoshida, M.Minami, Y.Suzuki, M.Hara, K.Matsuki
- Journal Title
  
  Proc.of 3rd Asian Rock Mechanics Symposium 2巻
  
  Pages: 1129-1134
- Data Source
  KAKENHI-PROJECT-14702058
[Journal Article] コンパクトオーバーコアリング法に基づく応力解放法の提案と高精度化2004
- Author(s)
  坂口清敏
- Journal Title
  
  月刊地球 26巻・2号
  
  Pages: 59-65
- Data Source
  KAKENHI-PROJECT-14702058
[Journal Article] Size effect on permeability of a fracture estimated by a large-scale synthetic fractal fracture2004
- Author(s)
  K.Matsuki, Y.Chida, K.Sakaguchi
- Journal Title
  
  Proc.The ISRM International Symposium, 3^<rd> ARMS 1巻
  
  Pages: 451-456
- Data Source
  KAKENHI-PROJECT-15206098
[Presentation] 地熱貯留層造成のための火山岩のCO2水押破砕2023
- Author(s)
  渡辺　優斗, 詫間　康平，坂口　清敏，渡邉　則昭，大里　和己，寺井　周
- Organizer
  2023(令和5)年度資源・素材学会東北支部春季大会
- Data Source
  KAKENHI-PROJECT-21K18200
[Presentation] Carbon dioxide (CO 2 ) fracturing of volcanic rocks under geothermal conditions2023
- Author(s)
  Kohei Takuma, Yuto Watanabe, Kiyotoshi Sakaguchi, Noriaki Watanabe, Kazumi Osato, Amane Terai
- Organizer
  15th ISRM Congress 2023 & 72nd Geomechanics Colloquium
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-21K18200
[Presentation] 火山岩地熱貯留層のCO2フラクチャリングシミュレーション2023
- Author(s)
  詫間　康平, 渡辺　優斗，坂口　清敏，渡邉　則昭，緒方　奨，前田　悠太朗，大里　和己，寺井　周
- Organizer
  2023(令和5)年度資源・素材学会東北支部春季大会
- Data Source
  KAKENHI-PROJECT-21K18200
[Presentation] 地熱貯留層条件下における火山岩のCO2水押破砕2023
- Author(s)
  渡辺　優斗, 詫間　康平，坂口　清敏，渡邉　則昭，大里　和己，寺井　周
- Organizer
  日本地熱学会令和５年岐阜大会
- Data Source
  KAKENHI-PROJECT-21K18200
[Presentation] 地熱貯留層条件下でのCO2 圧入による火山岩の破砕メカニズム2023
- Author(s)
  詫間　康平，渡辺　優斗，坂口　清敏，渡邉　則昭，前田　悠太朗，緒方　奨，大里　和己，寺井　周
- Organizer
  日本地熱学会令和５年岐阜大会
- Data Source
  KAKENHI-PROJECT-21K18200
[Presentation] 火山岩地熱貯留層造成のためのCO2水押破砕法2023
- Author(s)
  渡辺　優斗, 詫間　康平，坂口　清敏，渡邉　則昭，大里　和己，寺井　周
- Organizer
  資源・素材学会：資源・素材2023（松山）
- Data Source
  KAKENHI-PROJECT-21K18200
[Presentation] 超臨界CO2圧入による火山岩き裂のすべり挙動2023
- Author(s)
  末吉　和公，坂口　清敏，渡邉　則昭，Eko　Pramudyo，Otgonbayar　Dandar，大里　和己，寺井　周
- Organizer
  日本地熱学会令和５年岐阜大会
- Data Source
  KAKENHI-PROJECT-21K18200
[Presentation] WATER-ASSISTED CO2 FRACTURING OF VOLCANIC ROCKS UNDER GEOTHERMAL CONDITIONS2023
- Author(s)
  Kohei Takuma, Yuto Watanabe, Kiyotoshi Sakaguchi, Jiajie Wang, Kazumi Osato, Amane Terai, Noriaki Watanabe
- Organizer
  The 28th Formation Evaluation Symposium of Japan
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-21K18200
[Presentation] Shear-slip and Complex Fracturing by CO2 Injection in Naturally Fractured Granite at Geothermal Conditions2023
- Author(s)
  Eko Pramudyo, Ryota Goto, Kiyotoshi Sakaguchi, Noriaki Watanabe
- Organizer
  EGU General Assembly 2023
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-21K18200
[Presentation] 超高温地熱環境における花崗岩の孔壁破壊実験2022
- Author(s)
  後藤遼太, PRAMUDYO Eko, 坂口清敏，渡邉則昭，吉岡慶太，PARISIO Francesco
- Organizer
  2022（令和4）年度資源・素材学会東北支部春季大会
- Data Source
  KAKENHI-PROJECT-21K18200
[Presentation] 低浸透性火山岩地熱貯留層のCO2フラクチャリング2022
- Author(s)
  詫間康平，坂口清敏，渡邉則昭，大里和己，寺井周
- Organizer
  2022（令和4）年度資源・素材学会東北支部春季大会
- Data Source
  KAKENHI-PROJECT-21K18200
[Presentation] 火山岩地熱貯留層のCO2フラクチャリング2022
- Author(s)
  詫間康平，坂口清敏，渡邉則昭，大里和己，寺井周
- Organizer
  日本地熱学会　令和４年東京大会
- Data Source
  KAKENHI-PROJECT-21K18200
[Presentation] 超臨界地熱環境における花崗岩の孔壁破壊実験2021
- Author(s)
  後藤遼太，Pramudyo, Eko，坂口清敏，渡邉則昭，吉岡慶太，Parisio, Francesco
- Organizer
  日本地熱学会令和３年学術講演会
- Data Source
  KAKENHI-PROJECT-17H03504
[Presentation] Characteristics and mechanism of CO2-based fracturing of granite in conventional and superhot geothermal environments2021
- Author(s)
  Eko Pramudyo, Noriaki Watanabe, Ryota Goto, Kiyotoshi Sakaguchi, Kengo Nakamura, Takeshi Komai
- Organizer
  The 23rd EGU General Assembly
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17H03504
[Presentation] 超臨界地熱環境における花崗岩の孔壁破壊実験2021
- Author(s)
  後藤遼太，Pramudyo, Eko，坂口清敏，渡邉則昭，吉岡慶太，Parisio, Francesco
- Organizer
  日本地熱学会令和３年学術講演会
- Data Source
  KAKENHI-PROJECT-21K18200
[Presentation] Flow-induced microfracturing of granite in superhot geothermal environments2021
- Author(s)
  Ryota Goto, Noriaki Watanabe, Kiyotoshi Sakaguchi, Youqing Chen, Takuya Ishibashi, Eko Pramudyo, Francesco Parisio, Keita Yoshioka, Kengo Nakamura, Takeshi Komai, Noriyoshi Tsuchiya
- Organizer
  The 23rd EGU General Assembly
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17H03504
[Presentation] Flow-Induced Microfracturing of Granite in Conventional and Superhot Geothermal Environments2021
- Author(s)
  Ryota Goto, Eko Pramudyo, Noriaki Watanabe, Kiyotoshi Sakaguchi, Yuqing Chen, Takeshi Komai
- Organizer
  The SPWLA 26th Formation Evaluation Symposium of Japan
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-21K18200
[Presentation] Flow-Induced Microfracturing of Granite in Conventional and Superhot Geothermal Environments2021
- Author(s)
  Ryota Goto, Eko Pramudyo, Noriaki Watanabe, Kiyotoshi Sakaguchi, Yuqing Chen, Takeshi Komai
- Organizer
  The SPWLA 26th Formation Evaluation Symposium of Japan
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17H03504
[Presentation] 超高温水圧破砕における高密度き裂ネットワークの形成プロセス2020
- Author(s)
  後藤遼太，渡邉則昭，坂口清敏・PRAMUDYO Eko，駒井武，土屋範芳，陳友晴，石橋琢也，FRANCESCO Parisio，吉岡慶太
- Organizer
  日本地熱学会　令和2年学術講演会
- Data Source
  KAKENHI-PROJECT-18K19039
[Presentation] 超高温水圧破砕における高密度き裂ネットワークの形成プロセス2020
- Author(s)
  後藤遼太，渡邉則昭，坂口清敏・PRAMUDYO Eko，駒井武，土屋範芳，陳友晴，石橋琢也，FRANCESCO Parisio，吉岡慶太
- Organizer
  日本地熱学会　令和2年学術講演会
- Data Source
  KAKENHI-PROJECT-17H03504
[Presentation] 水圧・減圧破砕による人工超臨界地熱貯留層造成に関する研究2019
- Author(s)
  渡邉則昭，坂口清敏，平野伸夫，鈴木杏奈，後藤遼太，三浦崇宏，L. Bailong，伊藤高敏，駒井武，土屋範芳，渡邉教弘，石橋琢也，浅沼宏
- Organizer
  日本地熱学会　令和元年熊本大会
- Data Source
  KAKENHI-PROJECT-17H03504
[Presentation] 超臨界水圧破砕に及ぼす岩石の異方性の影響2019
- Author(s)
  後藤遼太，渡邉則昭，坂口清敏
- Organizer
  令和元年度資源・素材学会東北支部春季大会
- Data Source
  KAKENHI-PROJECT-17H03504
[Presentation] Supercritical carbon dioxide fracturing of granite at geothermal conditions2019
- Author(s)
  E. Pramudyo, N. Watanabe, S. Takeyama, R. Goto, K. Hattori, K. Nakamura, K. Sakaguchi, T. Komai
- Organizer
  令和元年度資源・素材学会東北支部春季大会
- Data Source
  KAKENHI-PROJECT-17H03504
[Presentation] 高温環境下における岩石き裂の間隙水圧誘起すべり特性2019
- Author(s)
  武山詳，渡邉則昭，坂口清敏
- Organizer
  令和元年度資源・素材学会東北支部春季大会
- Data Source
  KAKENHI-PROJECT-17H03504
[Presentation] 超臨界水圧破砕に及ぼす岩石の異方性の影響2019
- Author(s)
  後藤遼太，渡邉則昭，坂口清敏
- Organizer
  令和元年度資源・素材学会東北支部春季大会
- Data Source
  KAKENHI-PROJECT-18K19039
[Presentation] 弾性波計測に基づく超臨界地熱環境における水圧破砕現象の特性評価2019
- Author(s)
  三浦崇宏，渡邉則昭，坂口清敏，後藤遼太，山根宏太，駒井武，陳友晴，石橋琢也，土屋範芳
- Organizer
  JpGU2019
- Data Source
  KAKENHI-PROJECT-18K19039
[Presentation] Supercritical carbon dioxide fracturing of granite from conventional to superhot geothermal conditions2019
- Author(s)
  E. Pramudyo, N. Watanabe, S. Takeyama, R. Goto, T. Miura, K. Hattori, K. Sakaguchi, T. Komai
- Organizer
  The 25th Formation Evaluation Symposium of Japan
- Data Source
  KAKENHI-PROJECT-18K19039
[Presentation] 真三軸応力下におけるPMMAの水圧破砕に対する脆性‐延性条件の効果2019
- Author(s)
  後藤遼太，渡邉則昭，坂口清敏，三浦崇宏，五十嵐大樹，吉岡慶太，Francesco Parisio，渡邉教弘，石橋琢也
- Organizer
  資源・素材2019（京都）
- Data Source
  KAKENHI-PROJECT-17H03504
[Presentation] Fracture and permeability of granite in superhot geothermal environments2019
- Author(s)
  N. Watanabe, K. Sakaguchi, H. Saishu, R. Goto, T. Ishibashi, A. Okamoto, Y. Chen, S.E. Ingebritsen, T. Komai, N. Tsuchiya
- Organizer
  YSRM2019 & REIF2019
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-18K19039
[Presentation] Supercritical carbon dioxide fracturing of granite at geothermal conditions2019
- Author(s)
  E. Pramudyo, N. Watanabe, S. Takeyama, R. Goto, K. Hattori, K. Nakamura, K. Sakaguchi, T. Komai
- Organizer
  令和元年度資源・素材学会東北支部春季大会
- Data Source
  KAKENHI-PROJECT-18K19039
[Presentation] 延性地殻内における水圧破砕メカニズム解明のための真三軸応力下でのアクリル樹脂の水圧破砕実験2019
- Author(s)
  後藤遼太，三浦崇宏，渡邉則昭，坂口清敏，五十嵐大樹，吉岡慶太，Francesco Parisio
- Organizer
  日本地熱学会　令和元年熊本大会
- Data Source
  KAKENHI-PROJECT-18K19039
[Presentation] Hydraulic fracturing of granite in superhot geothermal environments2019
- Author(s)
  N. Watanabe, K. Sakaguchi, R. Goto, T. Miura, T. Ishibashi, Y. Chen, T. Komai, N. Tsuchiya
- Organizer
  16th International Workshop on WATER DYNAMICS
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-18K19039
[Presentation] 真三軸応力下におけるPMMAの水圧破砕に対する脆性‐延性条件の効果2019
- Author(s)
  後藤遼太，渡邉則昭，坂口清敏，三浦崇宏，五十嵐大樹，吉岡慶太，Francesco Parisio，渡邉教弘，石橋琢也
- Organizer
  資源・素材2019（京都）
- Data Source
  KAKENHI-PROJECT-18K19039
[Presentation] 水圧・減圧破砕による人工超臨界地熱貯留層造成に関する研究2019
- Author(s)
  渡邉則昭，坂口清敏，平野伸夫，鈴木杏奈，後藤遼太，三浦崇宏，L. Bailong，伊藤高敏，駒井武，土屋範芳，渡邉教弘，石橋琢也，浅沼宏
- Organizer
  日本地熱学会　令和元年熊本大会
- Data Source
  KAKENHI-PROJECT-18K19039
[Presentation] Fracture and permeability of granite in superhot geothermal environments2019
- Author(s)
  N. Watanabe, K. Sakaguchi, H. Saishu, R. Goto, T. Ishibashi, A. Okamoto, Y. Chen, S.E. Ingebritsen, T. Komai, N. Tsuchiya
- Organizer
  YSRM2019 & REIF2019
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17H03504
[Presentation] Supercritical carbon dioxide fracturing of granite from conventional to superhot geothermal conditions2019
- Author(s)
  E. Pramudyo, N. Watanabe, S. Takeyama, R. Goto, T. Miura, K. Hattori, K. Sakaguchi, T. Komai
- Organizer
  The 25th Formation Evaluation Symposium of Japan
- Data Source
  KAKENHI-PROJECT-17H03504
[Presentation] 延性地殻内における水圧破砕メカニズム解明のための真三軸応力下でのアクリル樹脂の水圧破砕実験2019
- Author(s)
  後藤遼太，三浦崇宏，渡邉則昭，坂口清敏，五十嵐大樹，吉岡慶太，Francesco Parisio
- Organizer
  日本地熱学会　令和元年熊本大会
- Data Source
  KAKENHI-PROJECT-17H03504
[Presentation] 弾性波計測に基づく超臨界地熱環境における水圧破砕現象の特性評価2019
- Author(s)
  三浦崇宏，渡邉則昭，坂口清敏，後藤遼太，山根宏太，駒井武，陳友晴，石橋琢也，土屋範芳
- Organizer
  JpGU2019
- Data Source
  KAKENHI-PROJECT-17H03504
[Presentation] 弾性波計測に基づく超臨界地熱環境における水圧破砕現象の特性評価2018
- Author(s)
  三浦崇宏・渡邉則昭・坂口清敏・後藤遼太・山根宏太・駒井武・土屋範芳・陳友晴・石橋琢也
- Organizer
  日本地熱学会平成30年学術講演会（東京大会）
- Data Source
  KAKENHI-PROJECT-17H03504
[Presentation] 弾性波計測に基づく超臨界地熱環境における水圧破砕現象の特性評価2018
- Author(s)
  三浦崇宏・渡邉則昭・坂口清敏・後藤遼太・山根宏太・駒井武・土屋範芳・陳友晴・石橋琢也
- Organizer
  日本地熱学会平成30年学術講演会（東京大会）
- Data Source
  KAKENHI-PROJECT-18K19039
[Presentation] 超臨界岩体内での人工貯留層造成に関する室実験2018
- Author(s)
  後藤遼太・渡邉則昭・坂口清敏・三浦崇宏・山根宏太・駒井武・土屋範芳・陳友晴・石橋琢也
- Organizer
  日本地熱学会平成30年学術講演会（東京大会）
- Data Source
  KAKENHI-PROJECT-17H03504
[Presentation] Hydraulic fracturing and permeability enhancement under supercritical geothermal conditions2018
- Author(s)
  Noriaki Watanabe, Kiyotoshi Sakaguchi,Takuya Ishibashi, Noriyoshi Tsuchiya
- Organizer
  15th International Workshop on Water Dynamics
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17H03504
[Presentation] 超臨界地熱環境における花崗岩の水圧破砕および透水性増加2018
- Author(s)
  後藤遼太，渡邉則昭，坂口清敏，三浦崇宏，山根宏太，石橋琢也，陳友晴，駒井武，土屋範芳
- Organizer
  資源・素材2018（福岡）
- Data Source
  KAKENHI-PROJECT-17H03504
[Presentation] 超臨界岩体内での人工貯留層造成に関する室内実験2018
- Author(s)
  後藤遼太，渡邉則昭，坂口清敏，三浦崇宏，山根宏太，駒井武，土屋範芳，陳友晴，石橋琢也
- Organizer
  日本地熱学会平成30 年学術講演会（東京大会）
- Data Source
  KAKENHI-PROJECT-18K19039
[Presentation] AE measurement during hydraulic fracturing of Inada granite at 400℃ via the novel true triaxial system at Tohoku University2018
- Author(s)
  R. Goto, T. Ishibashi, K. Yamane, T. Miura, N. Watanabe, K. Sakaguchi, N. Tsuchiya
- Organizer
  GRAND RENEWABLE ENERGY 2018
- Data Source
  KAKENHI-PROJECT-17H03504
[Presentation] 超臨界地熱環境における花崗岩の水圧破砕および透水性増加2018
- Author(s)
  後藤遼太，渡邉則昭，坂口清敏，三浦崇宏，山根宏太，石橋琢也，陳友晴，駒井武，土屋範芳
- Organizer
  資源・素材2018（福岡）
- Data Source
  KAKENHI-PROJECT-18K19039
[Presentation] 高温延性花崗岩の超臨界水による水圧破砕および透水性増加に関する室内実験2017
- Author(s)
  渡邉則昭，坂口清敏，土屋範芳，石橋琢也
- Organizer
  日本地熱学会　平成29年函館大会
- Data Source
  KAKENHI-PROJECT-17H03504
[Presentation] 延性地殻における透水性と超臨界地熱資源の形成可能性2017
- Author(s)
  渡邉則昭，沼倉達矢，坂口清敏，最首花恵，岡本敦，Steven E. Ingebritsen，土屋範芳
- Organizer
  JpGU-AGU Joint Meeting 2017
- Data Source
  KAKENHI-PROJECT-17H03504
[Presentation] 高温延性花崗岩の水圧破砕特性と透水性向上に対する水圧刺激の効果2017
- Author(s)
  坂口清敏，渡邉則昭
- Organizer
  JpGU-AGU Joint Meeting 2017
- Data Source
  KAKENHI-PROJECT-17H03504
[Presentation] Slip characteristic of rock fracture in brittle-ductile zone2017
- Author(s)
  武山詳、渡邉則昭、坂口清敏、土屋範芳
- Organizer
  日本地球惑星科学連合連合大会2017
- Data Source
  KAKENHI-PROJECT-25000009
[Presentation] 脆性ー延性領域における岩石き裂のすべり特性2017
- Author(s)
  武山詳，渡邉則昭，坂口清敏，土屋範芳
- Organizer
  JpGU-AGU Joint Meeting 2017
- Data Source
  KAKENHI-PROJECT-17H03504
[Presentation] Hydraulic fracturing in granite at subcritical/brittle to supercritical/ductile conditions2017
- Author(s)
  Takuya Ishibashi, Noriaki Watanabe, Kiyotoshi Sakaguchi, Noriyoshi Tsuchiya
- Organizer
  Geothermal Resources Council 2017 Annual Meeting
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17H03504
[Presentation] 東北地方太平洋沖地震前後の応力の繰返し測定2016
- Author(s)
  坂口清敏，横山幸也
- Organizer
  第49回地盤工学研究会
- Place of Presentation
  岡山市（岡山大学）
- Invited
- Data Source
  KAKENHI-PROJECT-26289346
[Presentation] PERIODIC MEASUREMENT OF IN-SITU ROCK STRESS AT SHALLOW DEPTH IN THE VICINITY OF THE EPICENTER BEFORE AND AFTER THE 2011 TOHOKU-OKI EARTHQUAKE2016
- Author(s)
  Kiyotoshi Sakaguchi, Motoki Egawa and Tatsuya Yokoyama
- Organizer
  7th Int. Symp. on In-Situ Rock Stress
- Place of Presentation
  タンペレ（フィンランド）
- Year and Date
  2016-05-10
- Data Source
  KAKENHI-PROJECT-26289346
[Presentation] 釜石鉱山における東北地方太平洋沖地震前後の地圧の繰返し測定2016
- Author(s)
  坂口清敏，横山幸也，林為人
- Organizer
  第51回地盤工学研究発表会
- Place of Presentation
  岡山大学（岡山県・岡山市）
- Year and Date
  2016-09-13
- Data Source
  KAKENHI-PROJECT-26289346
[Presentation] Application and Integrated Evaluation of the Compact Conical-Ended Borehole Overcoring Technique in a Fractured Rock2016
- Author(s)
  T. Nayuki, T. Tanaka, K. Ando, K. Oka, N. Nishizaka, Y. Shimoguchi, H. Ogawa, K. Saito, K. Sakaguchi, M. Itamoto
- Organizer
  7th. Imt. Symp. on In-Situ Rock Stress
- Place of Presentation
  タンペレ（フィンランド）
- Year and Date
  2016-05-10
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-26289346
[Presentation] Stress Dependency of Permeability in High Temerrature Fractured Granite2016
- Author(s)
  N. Watanabe, M. Egawa, K. Sakaguchi
- Organizer
  9th Asian Rock Mechanics Symposium
- Place of Presentation
  バリ（インドネシア）
- Year and Date
  2016-10-18
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-26289346
[Presentation] APPLICATION AND INTEGRATED EVALUATION OF THE COMPACT CONICAL-ENDED BOREHOLE OVERCORING TECHNIQUE IN A FRACTURED ROCK2016
- Author(s)
  Koji Oka, Naoki Nishizawa, Yuichiro Shimoguchi, Hiiroshi Ogawa, Kazu Saito, Kiyotoshi Sakaguchi and Masaharu Itamoto
- Organizer
  7th Int. Symp. on In-Situ Rock Stress
- Place of Presentation
  タンペレ（フィンランド）
- Year and Date
  2016-05-10
- Data Source
  KAKENHI-PROJECT-26289346
[Presentation] Periodic Measurement of In-Situ Rock Stress at Shallow Depth in the Vicinity of the Epicenter Before and After the 2011 Tohoku-Oki Earthquake2016
- Author(s)
  Kiyotoshi Sakaguchi, Motoki Egawa, Tatsuya Yokoyama
- Organizer
  7th. Imt. Symp. on In-Situ Rock Stress
- Place of Presentation
  タンペレ（フィンランド）
- Year and Date
  2016-05-10
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-26289346
[Presentation] In-situ Stress Measurement at Shallow depth in the Vicinity of the Epicenter before and after the 2011 Tohoku-oki Earthquake2015
- Author(s)
  Kiyotoshi Sakaguchi and Tatsuya Yokoyama
- Organizer
  13th Int. Cong. on Rock Mechanics
- Place of Presentation
  モントリオール（カナダ）
- Year and Date
  2015-05-10
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-26289346
[Presentation] Fundamental Study for Beyond Brittle Geothermal Reservoirs2015
- Author(s)
  Noriyoshi TSUCHIYA, Hiroshi ASANUMA, Atsushi OKAMOTO, Kiyotoshi SAKAGUCHI, Nobuo HIRANO, Akihisa KIZAKI and Noriaki WATANABE
- Organizer
  World Geothermal Congress
- Place of Presentation
  Melbourne Convention and Exhibition Centre (MELBOURNE, AUSTRALIA)
- Year and Date
  2015-04-21
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-25000009
[Presentation] 異方性岩盤における円錐孔底ひずみ法による初期地圧測定の適用2014
- Author(s)
  森孝之, 中嶌誠門, 坂口清敏, 青木聡, 永木和樹
- Organizer
  第42回岩盤力学に関するシンポジウム
- Place of Presentation
  東京
- Year and Date
  2014-01-09
- Data Source
  KAKENHI-PROJECT-23360399
[Presentation] 膨潤性粘土鉱物を含む砂岩と含まない砂岩の多孔質弾性パラメータ2014
- Author(s)
  臼井祐人, 渡邉則昭, 坂口清敏
- Organizer
  資源・素材学会春季大会
- Place of Presentation
  東京大学生産技術研究所(東京都目黒区)
- Year and Date
  2014-03-27
- Data Source
  KAKENHI-PROJECT-25000009
[Presentation] Changes in-situ rock stress in the Kamaishi mine before and after the 2011 Tohoku-oki earthquake2014
- Author(s)
  Kiyotoshi Sakaguchi, Noriaki Watanabe and Tatsuya Yokoyama
- Organizer
  8th Asian Rock Mechanics Symposium
- Place of Presentation
  Sapporo, Japan
- Data Source
  KAKENHI-PROJECT-23360399
[Presentation] Noriaki Watanabe and Tatsuya Yokoyama, Changes in-situ rock stress in the Kamaishi mine before and after the 2011 Tohoku-oki earthquake2014
- Author(s)
  Kiyotoshi Sakaguchi
- Organizer
  8th Asian Rock Mechanics Symposium
- Place of Presentation
  Sappro, Japan
- Year and Date
  2014-10-14
- Data Source
  KAKENHI-PROJECT-23360399
[Presentation] 東北地方太平洋沖地震前後の応力繰り返し測定2014
- Author(s)
  坂口清敏, 横山幸也
- Organizer
  第49回地盤工学研究発表会
- Place of Presentation
  北九州市
- Year and Date
  2014-07-15
- Data Source
  KAKENHI-PROJECT-23360399
[Presentation] 東北地方太平洋沖地震前後の応力の繰り返し測定2014
- Author(s)
  坂口清敏，横山幸也
- Organizer
  第49回地盤工学研究発表会
- Place of Presentation
  北九州市
- Data Source
  KAKENHI-PROJECT-23360399
[Presentation] In-situ stress measurements to constrain stress and strength near seismic faults in deep level South African gold mines2013
- Author(s)
  Hiroshi Ogasawara, Harumi Kato, Gerhard Hofmann, Dave Roberts, Phil Pipere, Trevor Clements, Yasuo Yabe and Kiyotoshi Sakaguchi
- Organizer
  The 6th Int. Symp. on In-situ Rock Stress
- Place of Presentation
  Sendai, Japan
- Year and Date
  2013-08-21
- Data Source
  KAKENHI-PROJECT-23360399
[Presentation] 釜石鉱山における東北地方太平洋沖地震前後の応力繰返し測定2013
- Author(s)
  坂口清敏, 小谷野太郎, 横山幸也
- Organizer
  資源・素材学会春季大会企画発表
- Place of Presentation
  習志野市
- Year and Date
  2013-03-28
- Data Source
  KAKENHI-PROJECT-23360399
[Presentation] 封圧下における水飽和来待砂岩の多孔質弾性パラメータ2013
- Author(s)
  臼井祐人，渡邉則昭，木崎彰久，坂口清敏
- Organizer
  平成２５年度資源・素材学会春季大会
- Place of Presentation
  津田沼
- Data Source
  KAKENHI-PROJECT-22360377
[Presentation] 原位置測定に基づく東日本大震災前後における釜石鉱山周辺応力場の変動2013
- Author(s)
  坂口清敏, 小谷野太郎, 横山幸也
- Organizer
  第13回岩の力学国内シンポジウム
- Place of Presentation
  沖縄
- Year and Date
  2013-01-10
- Data Source
  KAKENHI-PROJECT-23360399
[Presentation] Experimental determination of poroelastic constants for sandstone under geologic CO2 sequestration conditions2013
- Author(s)
  Yuto Usui, Noriaki Watanabe, Akihisa Kizaki, and Kiyotoshi Sakaguchi
- Organizer
  The 6th Int. Symp. on In-situ Rock Stress
- Place of Presentation
  仙台国際センター(宮城県仙台市)
- Year and Date
  2013-08-21
- Data Source
  KAKENHI-PROJECT-25000009
[Presentation] 釜石鉱山における東北地方太平洋沖地震前後の応力繰返し測定2013
- Author(s)
  坂口清敏
- Organizer
  資源・素材学会春季大会
- Place of Presentation
  津田沼
- Data Source
  KAKENHI-PROJECT-23360399
[Presentation] Numerical Simulation of Water Jet Excavation of Soft Rock Saturated with Water2013
- Author(s)
  K. Sakaguchi, Y. Yumoto and A. Kizaki
- Organizer
  EUROCK 2013
- Place of Presentation
  Wroclaw University of Technology (Wroclaw, Poland)
- Year and Date
  2013-09-24
- Data Source
  KAKENHI-PROJECT-25000009
[Presentation] 封圧下における水飽和来待砂岩の多孔質弾性パラメータ2013
- Author(s)
  臼井祐人、渡邉則昭、木崎彰久、坂口清敏
- Organizer
  資源・素材学会春季大会
- Place of Presentation
  津田沼
- Year and Date
  2013-03-30
- Data Source
  KAKENHI-PROJECT-22360377
[Presentation] In-situ rock stress measurement in the Kamaishi mine before and after the 2011 Tohoku-oki earthquake2013
- Author(s)
  Kiyotoshi Sakaguchi, Taro Koyano, Tatsuya Yokoyama and Akihisa Kizaki
- Organizer
  The 6th Int. Symp. on In-situ Rock Stress
- Place of Presentation
  Sendai, Japan
- Year and Date
  2013-08-20
- Data Source
  KAKENHI-PROJECT-23360399
[Presentation] 大深度・高応力の南アフリカ金鉱山の諸条件に最適な形で円錐孔底ひずみ法応力測定を行う試み2013
- Author(s)
  小笠原宏, 加藤春實, Gerhard Hofmann, Pieter de Bruin, 坂口清敏
- Organizer
  第13回岩の力学国内シンポジウム
- Place of Presentation
  沖縄
- Year and Date
  2013-01-10
- Data Source
  KAKENHI-PROJECT-23360399
[Presentation] Improved CCBO technique by using a new biaxial test for strain sensitivities2013
- Author(s)
  Tatsuya Yokoyama and Kiyotoshi Sakaguchi
- Organizer
  The 6th Int. Symp. on In-situ Rock Stress
- Place of Presentation
  Sendai, Japan
- Year and Date
  2013-08-22
- Data Source
  KAKENHI-PROJECT-23360399
[Presentation] In-situ rock stress measurement in the Kamaishi mine before and after the 2011 Tohoku-oki earthquake2013
- Author(s)
  Kiyotoshi Sakaguchi
- Organizer
  6th International Symposium on In-situ Rock Stress
- Place of Presentation
  Sendai
- Data Source
  KAKENHI-PROJECT-23360399
[Presentation] POROELASTIC PARAMETERS OF SANDSTONE UNDER VARIOUS COMBINATIONS OF PORE PRESSURE AND CONFINING PRESSURE2013
- Author(s)
  Yuto Usui, Noriaki Watanabe, Akihisa Kizaki and Kiyotoshi Sakaguchi
- Organizer
  The 19th Formation Evaluation Symposium of Japan
- Place of Presentation
  JOGMEC-TRC(千葉県千葉市)
- Year and Date
  2013-09-26
- Data Source
  KAKENHI-PROJECT-25000009
[Presentation] Hydraulic fracturing in Inada granite and Ogino tuff with super critical carbon dioxide2012
- Author(s)
  A. Kizaki, H. Tanaka, K. Ohashi, K. Sakaguchi and K. Matsuki
- Organizer
  7th Asian Rock Mechanics Symposium
- Place of Presentation
  ソウル，韓国
- Data Source
  KAKENHI-PROJECT-22360377
[Presentation] 円錐孔底ひずみ法での感度補正の試み2012
- Author(s)
  横山幸也, 坂口清敏, 板本昌治
- Organizer
  資源・素材学会春季大会
- Place of Presentation
  千葉
- Year and Date
  2012-03-28
- Data Source
  KAKENHI-PROJECT-23360399
[Presentation] 国際規格を視野に入れた初期地圧測定法の国内基準化2011
- Author(s)
  横山幸也, 坂口清敏, 伊藤高敏, 石田毅
- Organizer
  資源・素材2011(堺)企画発表
- Place of Presentation
  堺市
- Year and Date
  2011-09-28
- Data Source
  KAKENHI-PROJECT-23360399
[Presentation] Analysis of uniaxial tensile fracture of monomineral polycrystalline rock based on intergranular cracking2011
- Author(s)
  K. Matsuki, Y. Karino, K. Sakaguchi, A. Kizaki
- Organizer
  12th Congress of ISRM
- Place of Presentation
  北京
- Year and Date
  2011-10-20
- Data Source
  KAKENHI-PROJECT-23656557
[Presentation] In situ rock stress measurement using an improved Downward Compact Conical-ended Borehole Overcoring technique2011
- Author(s)
  Kiyotoshi Sakaguchi, Akihisa Kizaki and Koji Matsuki
- Organizer
  12th Int. Cong. on Rock Mechanics
- Place of Presentation
  北京, 中国
- Year and Date
  2011-01-19
- Data Source
  KAKENHI-PROJECT-23360399
[Presentation] In situ rock stress measurement using an improved Downward Compact Conical-ended Borehole Overcoring technique2011
- Author(s)
  K.Sakaguchi
- Organizer
  12th Int.Cong.on Rock Mechanics
- Place of Presentation
  China National Convention Center(北京)中国
- Year and Date
  2011-10-19
- Data Source
  KAKENHI-PROJECT-23360399
[Presentation] In situ rock stress measurement using Downward Compact Conical-ended Borehole Overcoring technique in a vertical HQ-size borehole2011
- Author(s)
  Kiyotoshi Sakaguchi, Akihisa Kizaki and Koji Matsuki
- Organizer
  8th Symp. on Field Measurement in GeoMechanics
- Place of Presentation
  Berlin, Germany
- Year and Date
  2011-09-15
- Data Source
  KAKENHI-PROJECT-23360399
[Presentation] In situ rock stress measurement using Downward Compact Conical-ended Borehole Overcoring technique in a vertical HQ-size borehole2011
- Author(s)
  K.Sakaguchi
- Organizer
  8th Int.Symp.on Field Measurement in GeoMechanics
- Place of Presentation
  フンボルト大学(ベルリン)ドイツ
- Year and Date
  2011-09-15
- Data Source
  KAKENHI-PROJECT-23360399
[Presentation] 国際規格を視野に入れた初期地圧測定法の国内基準化2011
- Author(s)
  坂口清敏
- Organizer
  資源・素材(2011)(堺)
- Place of Presentation
  大阪府立大学(堺市)
- Year and Date
  2011-09-27
- Data Source
  KAKENHI-PROJECT-23360399
[Presentation] サスティナブル社会実現のためのウェアラブルジェネレータの提案2010
- Author(s)
  宇佐美順也, 坂口清敏, 木崎彰久, 須藤祐子
- Organizer
  資源・素材学会東北支部平成22年度秋季大会
- Place of Presentation
  仙台
- Year and Date
  2010-11-15
- Data Source
  KAKENHI-PROJECT-21656242
[Presentation] Relation between fracture size and shear behavior of a single fracture in granite2010
- Author(s)
  A.A. Giwelli, K.Sakaguchi, K.Matsuki
- Organizer
  EUROCK2010
- Place of Presentation
  Lausanne,スイス(発表確定)
- Year and Date
  2010-06-16
- Data Source
  KAKENHI-PROJECT-19360402
[Presentation] サスティナブル社会実現のためのウェアラブルジェネレータの検討2010
- Author(s)
  宇佐美順也, 坂口清敏, 松木浩二
- Organizer
  資源・素材学会東北支部平成22年度春季大会
- Place of Presentation
  仙台
- Year and Date
  2010-06-04
- Data Source
  KAKENHI-PROJECT-21656242
[Presentation] Experimental study on anisotropic and heterogeneous water flow in a sheared fracture2009
- Author(s)
  K. Sakaguchi, M. Goto, T. Takanishi, K. Matsuki, A. Kizaki
- Organizer
  6th Int. workshop on WATER DYNAMIC
- Place of Presentation
  仙台国際センター
- Year and Date
  2009-03-05
- Data Source
  KAKENHI-PROJECT-19360402
[Presentation] Three-dimensional finite element analysis of stress and deformation in a fracture in the direct shear test2009
- Author(s)
  A. A. Giwelli, K. Sakaguchi, K. Matsuki
- Organizer
  International Conference of Rock Joints and Jointed Rock Masses
- Place of Presentation
  Tuscon, Arizona, USA
- Year and Date
  2009-01-08
- Data Source
  KAKENHI-PROJECT-19360402
[Presentation] Three-dimensional finite element analysis of stress and deformation in a fracture in the direct shear test2009
- Author(s)
  A. A. Giwelli, K. Sakaguchi, K. Matsuki
- Organizer
  Proceedings of the International Conference of Rock Joints and Jointed Rock Masses
- Place of Presentation
  Tuscon, Arizona, USA(CD-Rom)
- Year and Date
  2009-01-08
- Data Source
  KAKENHI-PROJECT-19360402
[Presentation] Three-Dimensional Finite Element Analysis of Stress and Deformation in a Fracture in the Direct Shear Test2008
- Author(s)
  A. A. Giwelli, K. Sakaguchi, K. Matsuki
- Organizer
  資源・素材(2008)仙台
- Place of Presentation
  仙台国際センター
- Year and Date
  2008-10-08
- Data Source
  KAKENHI-PROJECT-19360402
[Presentation] 下向き円錐孔底ひずみ法の直交異方性岩盤への適用に関する研究2008
- Author(s)
  坂口清敏, 竹田英主, 松木浩二
- Organizer
  姿源・素材2008(仙台)
- Place of Presentation
  仙台国際センター
- Year and Date
  2008-10-08
- Data Source
  KAKENHI-PROJECT-18360427
[Presentation] Scale effect on closure of a tensile fracture under normal stress2008
- Author(s)
  A. A. Giwelli, K. Sakaguchi, K. Matsuki
- Organizer
  5th International Workshop on Water Dynamics
- Place of Presentation
  Sendai
- Year and Date
  2008-09-25
- Data Source
  KAKENHI-PROJECT-19360402
[Presentation] 下向き円錐孔底ひずみ法の直交異方性岩盤への適用に関する研究2008
- Author(s)
  坂口清敏, 竹田英主, 松木浩二
- Organizer
  資源・素材2008(仙台)
- Place of Presentation
  仙台国際センター
- Year and Date
  2008-10-08
- Data Source
  KAKENHI-PROJECT-18360427
[Presentation] ASR法を用いた勇払油ガス田4500m深度における地圧計測2007
- Author(s)
  坂口清敏, 関川絵美子, 大崎豊, 上辻良平, 手塚和彦, 松木浩二
- Organizer
  資源・素材2007(名古屋)
- Place of Presentation
  名古屋大学
- Year and Date
  2007-09-27
- Data Source
  KAKENHI-PROJECT-18360427
[Presentation] 円錐孔底ひずみ法による測定事例と考察2007
- Author(s)
  坂口清敏, 他
- Organizer
  第42回地盤工学研究発表会
- Place of Presentation
  名古屋国際会議場
- Year and Date
  2007-07-04
- Data Source
  KAKENHI-PROJECT-18360427
[Presentation] An experimental study of size effect on closure of a tensile fracture under normal stress2007
- Author(s)
  A. A. Giwelli, K. Sakaguchi, K. Matsuki
- Organizer
  13th Formation Evaluation Symposium of Japan
- Place of Presentation
  幕張
- Year and Date
  2007-10-02
- Data Source
  KAKENHI-PROJECT-19360402
[Presentation] 円錐孔底ひずみ法による測定事例と考察2007
- Author(s)
  坂口清敏, 原雅人, 鈴木康正, 松木浩二
- Organizer
  第42回地盤工学研究発表会
- Place of Presentation
  名古屋大学
- Year and Date
  2007-07-04
- Data Source
  KAKENHI-PROJECT-18360427
[Presentation] An experimental study of size effect on closure of a tensile fracture under normal stress2007
- Author(s)
  A. A. Giwelli, K. Sakaguchi, K. Matsuki
- Organizer
  Proceedings of the 13th Formation Evaluation Symposium of Japan
- Place of Presentation
  Makuhari
- Year and Date
  2007-09-27
- Data Source
  KAKENHI-PROJECT-19360402
[Presentation] 堆積軟岩における湧水のある下向きボアホールでの円錐孔底ひずみ法の適用2006
- Author(s)
  白鷺卓, 戸井田克, 富田敦紀, 坂口清敏
- Organizer
  資源・素材2006(福岡)
- Place of Presentation
  九州産業大学
- Year and Date
  2006-09-12
- Data Source
  KAKENHI-PROJECT-18360427
[Presentation] Development of downward compact conical-ended borehole overcoring technique for in situ rock stress determination in deep borehole and its application examples2006
- Author(s)
  K. Sakaguchi, H. Takeda, M. Minami, M. Hara, Y. Suzuki and K. Matsuki
- Organizer
  Int.symp.on In-situ Rock Stress
- Place of Presentation
  Trondheim, Norway
- Year and Date
  2006-06-20
- Data Source
  KAKENHI-PROJECT-18360427
[Presentation] Changes In-Situ Rock Stress in the Kamaishi Mine Bwfore and After the 2011 Tohoku-Oki Earthquake
- Author(s)
  K. Sakaguchi, N. Watanabe, T. Yokoyama
- Organizer
  8th Asian Rock Mechanics Symposium
- Place of Presentation
  ロイトン札幌（北海道・札幌市）
- Year and Date
  2014-10-14 – 2014-10-16
- Data Source
  KAKENHI-PROJECT-26289346
[Presentation] 東北地方太平洋沖地震前後の応力の繰り返し測定
- Author(s)
  坂口清敏，横山幸也
- Organizer
  第49回地盤工学研究会
- Place of Presentation
  北九州国際会議場（福岡県・北九州市）
- Year and Date
  2014-07-15 – 2014-07-17
- Data Source
  KAKENHI-PROJECT-26289346
[Presentation] 東北地方太平洋沖地震後の地殻応力場の変動
- Author(s)
  江川基樹，坂口清敏
- Organizer
  平成27年度資源・素材学会春季大会
- Place of Presentation
  千葉工業大学（千葉県・習志野市）
- Year and Date
  2015-03-27 – 2015-03-29
- Data Source
  KAKENHI-PROJECT-26289346
[Presentation] Changes in the Crustal Stress Field in the Kamaishi Regeion Before and After the 2011 Tohoku-oki Earthquake
- Author(s)
  K. Sakaguchi, N. Watanabe, T. Yokoyama, W. Lin
- Organizer
  12th Int. Workshop on WATER DYNAMICS
- Place of Presentation
  東北大学片平さくらホール（宮城県・仙台市）
- Year and Date
  2015-03-09 – 2015-03-10
- Data Source
  KAKENHI-PROJECT-26289346

1. MATSUKI Koji (10108475)

# of Collaborated Projects: 16 results

# of Collaborated Products: 39 results
2. KIZAKI Akihisa (60344686)

# of Collaborated Projects: 12 results

# of Collaborated Products: 22 results
3. OKUMURA Kiyohiko (40177184)

# of Collaborated Projects: 6 results

# of Collaborated Products: 0 results
4. KIYOHASHI Hiroshi (70005263)

# of Collaborated Projects: 5 results

# of Collaborated Products: 0 results
5. WATANABE Noriaki (60466539)

# of Collaborated Projects: 5 results

# of Collaborated Products: 77 results
6. OKMOTO Atsushi (40422092)

# of Collaborated Projects: 2 results

# of Collaborated Products: 5 results
7. KANEKO Katsuhiko (20128268)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
8. KAWASAKI Satoru (00304022)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
9. NARA Yoshitaka (00466442)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
10. ITO Mayumi (10339690)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
11. MUKUNOKI Toshifumi (30423651)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
12. HIROYOSHI Naoki (50250486)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
13. HARADA Syusaku (80315168)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
14. TSUCHIYA Noriyoshi (40207410)

# of Collaborated Projects: 1 results

# of Collaborated Products: 4 results
15. ASANUMA Hiroshi (50250717)

# of Collaborated Projects: 1 results

# of Collaborated Products: 1 results
16. HIRANO Nobuo (80344688)

# of Collaborated Projects: 1 results

# of Collaborated Products: 1 results
17. MORIYA Hirokazu (60261591)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
18. 井上千弘 (30271878)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
19. 須藤祐子 (70344687)

# of Collaborated Projects: 1 results

# of Collaborated Products: 1 results
20. ロベッタ M. R. (10250721)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
21. GIWELLI A.Ausama

# of Collaborated Projects: 1 results

# of Collaborated Products: 16 results
22. YOKOYAMA Tatsuya

# of Collaborated Projects: 1 results

# of Collaborated Products: 8 results
23. Lin Weiren

# of Collaborated Projects: 1 results

# of Collaborated Products: 2 results
24. KUME Shinichi

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
25. KOMAI Takeshi

# of Collaborated Projects: 0 results

# of Collaborated Products: 1 results
26. 鈴木杏奈

# of Collaborated Projects: 0 results

# of Collaborated Products: 1 results
27. 中村謙吾

# of Collaborated Projects: 0 results

# of Collaborated Products: 1 results

Sakaguchi Kiyotoshi 坂口 清敏

SAKAGUCHI Kiyotoshi 坂口 清敏

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Quantitative evaluation of earthquake induced phenomena based on fixed point measurement of shallow crustal stressPrincipal Investigator

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Development of the Intelligent Compact Conical-ended Borehole Overcoring method and 3D JAPAN STRESS MAPPrincipal Investigator

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サスティナブル社会の実現のためのウェアラブル電源の提案Principal Investigator

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Development of in-situ stress measurement method having high applicabilityPrincipal Investigator

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Sakaguchi Kiyotoshi 坂口清敏

SAKAGUCHI Kiyotoshi 坂口清敏