Sawayama Kazuki

Affiliation and department：
Job title： Assistant Professor
Homepage URL (2)： http://www.vgs.kyoto-u.ac.jp/idi/sawayama/ , http://www.vgs.kyoto-u.ac.jp/idi/sawayama/en/

Research field (2)： Solid earth science , Earth resource engineering, energy science

Research keywords (5)： Geothermics , Rock mechanics , Rock fracture , Digitalized rock , Rock physics

Research theme for competitive and other funds (14)：

2024 - 2029 貯留CO2の高精度モデリングと新規CCSコンセプト構築に向けたデジタル岩石物理化学
2024 - 2028 岩石破砕実験中の稠密物性観測から導くマルチスケール亀裂内流体流動
2024 - 2026 摩擦実験と数値実験の連成解析から紐解く断層物性・流体挙動モニタリング
2022 - 2025 Multiscale Fluid Flow Behavior in Rock Fractures Based on Micro- to Macroscopic Rock physics
2022 - 2025 地球熱システムの包括的理解が拓く地球と共存する社会

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Papers (39)：

Kazuki Sawayama, Takuya Ishibashi, Fei Jiang, Takeshi Tsuji. Hydro-mechanical-electrical simulations of synthetic faults in two orthogonal directions with shear-induced anisotropy. Journal of Rock Mechanics and Geotechnical Engineering. 2024
Mitsuo Matsumoto, Kazuki Sawayama. Joint Diagnostic Approach to Pressure and Tracer Responses from Reservoirs: An Experimental and Theoretical Study to Estimate the Accuracy of Reservoir Models. Geofluids. 2024. 2024. 1-21
Takeshi SUZUKI, Kazuki SAWAYAMA. 多孔質岩石の空隙構造と比抵抗の関係解明に向けたデジタル岩石物理の活用. Journal of the Society of Materials Science, Japan. 2024. 73. 3. 232-239
Kazuki Sawayama, Takeshi Tsuji. Regression activation mapping detects the characteristic microstructures of rock physical properties: Insights from the combination of digital rock physics and convolutional neural networks. Seventh International Conference on Engineering Geophysics, Al Ain, UAE, 16-19 October 2023. 2024
Sueyoshi, K., Katayama, I., Sawayama, K. Permeability evolution in fine-grained Aji granite during triaxial compression experiments. Geophysical Prospecting. 2024. 72. 2

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MISC (12)：

Kazuki Sawayama, Jiei Sou. Direct investigations of the fracture flow with asperity contact, and its relationship to the geophysical properties. International Joint Workshop on Slow-to-Fast Earthquakes. 2023. 2023
K. Sawayama, M. Matsumoto. Laboratory experiments of pressure-interference and tracer tests of simulated geothermal reservoirs involving transport and dead-end pores. Annual Report FY2022. 2022. 5-7
Kazuki SAWAYAMA, Takeshi TSUJI. Relating permeability and geophysical properties with asperity contact. International Joint Workshop on Slow-to-Fast Earthquakes. 2022. 2022
澤山和貴, 椋平祐輔. 機能性流体を用いた地下開発高効率化に向けた基礎物性測定-Measurements of Fundamental Physical Properties of Functional Fluids for Efficient Subsurface Developments. 共同利用・共同研究拠点「流体科学国際研究教育拠点」活動報告書 = Activity report Joint Usage/Research Center "Fluid Science Global Research and Education Hub". 2022. 313-315
輪倉光矢, 澤山和貴, 辻健, 池田達紀. 含水率の異なる月のレゴリスシミュラントの電気伝導度の測定及び推定-The measurement and estimation of electrical conductivity of Lunar regolith simulant with different water contents. 公益社団法人物理探査学会学術講演会講演論文集 = Proceedings of the SEGJ Conference. 2022. 147. 211-214

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Lectures and oral presentations (71)：

大分市温泉分析データの時空間マッピング
(大分県温泉調査研究会 2024)
Physical properties of andesite and basaltic andesite lavas collected from Nishinoshima volcano in the Ogasawara arc
(International symposium of Submarine caldera volcanoes 2024)
別府・阿蘇の地熱・火山地帯で採取された岩石試料の電気インピーダンス測定
(CA研究会 2023)
Effects of anisotropy and tortuosity on the relationship between electrical resistivity and porosity of sandstone: insight from digital rock physics
(AGU Fall Meeting 2023 2023)
Changes in Electrical Conductivity and Permeability of Synthetic Sheared Fractures under Stress
(AGU Fall Meeting 2023 2023)

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Education (2)：

2016 - 2021 Kyushu University Graduate School of Engineering Department of Earch Reosurces Engineering
2012 - 2016 Hiroshima University Faculty of Science Department of Earth and Planetary Systems Science

Professional career (1)：

Ph. D (Kyushu University)

Work history (3)：

2021 - 現在 Kyoto University Graduate School of Science Institute for Geothermal Sciences Assistant Professor
2019 - 2021 日本学術振興会特別研究員
2019 - 2019 Stanford University Earth Resources Engineering Visiting Student Researcher

Committee career (4)：

2023/04 - 現在大分県温泉監視調査委員会
2022 - 現在大分県温泉調査研究会
2017 - 現在日本地熱学会日本地熱若手ネットワーク専門部会広報幹事
2020 - 2021 Society of Exploration Geophysics Secretary, Student Chapter (Kyushu University)

Awards (14)：

2024 - ISRM Rocha medal
2023/10 - ICEG Innovation award finalist
2023/03 - 岩の力学連合会博士論文賞
2021/11 - 14th SEGJ International Symposium Outstanding Presentation Award
2020/01 - 九州大学エネルギーウィーク優秀賞

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Association Membership(s) (5)：

岩の力学連合会 , THE SOCIETY OF EXPLORATION GEOPHYSICISTS OF JAPAN , JAPAN GEOSCIENCE UNION , THE GEOLOGICAL SOCIETY OF JAPAN , THE GEOTHERMAL RESEARCH SOCIETY OF JAPAN

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