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J-GLOBAL ID：201601017415003408
Update date: Apr. 18, 2025 Okazaki Keishi
オカザキ ケイシ | Okazaki Keishi
Hiroshima University Earth and Planetary Systems Science Program
About Hiroshima University Earth and Planetary Systems Science Program
Job title： Associate Professor
Homepage URL (1)： https://sites.google.com/view/keishiokazaki-jamstec/home
Research theme for competitive and other funds (16)：
- 2024 - 2028 回転式DACによる超高圧高温変形実験から明らかにする深部スラブの変形特性
- 2023 - 2026 Further Advanced study of relationship between intraslab and slow earthquakes
- 2022 - 2026 Experimental study of fracturing and dissolution/precipitation processes in serpentinite: Implications for recurrence times of deep slow earthquakes
- 2021 - 2026 超高圧超大歪み変形実験による全マントル領域を網羅する地球内部レオロジー断面の決定
- 2022 - 2025 超巨大地震発生域の高温高岩圧高間隙水圧環境を再現した岩石変形実験への挑戦
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- Wataru Tanikawa, Takehiro Hirose, Yohei Hamada, Keishi Okazaki, Osamu Tadai, Takahiro Suzuki, Manami Kitamura, Hirofumi Asahi. Effect of particle characteristics on granular friction evaluated by dual-slip-plane friction tests. PROGRESS IN EARTH AND PLANETARY SCIENCE. 2025. 12. 1
- Ken-ichi Hirauchi, Yurina Nagata, Keishi Okazaki. Fault-fracture mesh development produces tectonic tremor in fluid-overpressured serpentinized mantle wedge. Communications Earth & Environment. 2025
- Samuele Papeschi, Kenta Kawaguchi, Keishi Okazaki, Yasutaka Hayasaka, Takehiro Hirose. Plate Interface Shear Zone in the Sanbagawa Metamorphic Belt, Constrained by RSCM Thermometry, U-Pb Zircon Dating and Phase Equilibria Modelling in the Sarutagawa Region, Central Shikoku, Japan. Journal of Metamorphic Geology. 2025
- Shintaro Azuma, Keishi Okazaki, Kentaro Uesugi, Masahiro Yasutake, Bunrin Natsui, Eranga Jayawickrama, Keiya Ishimori, Yoshiyuki Okuda, Yohan Park, Ryuichi Nomura. Near-infrared focused heating method for the rotational diamond anvil cell. Review of Scientific Instruments. 2024. 95. 7
- Yuya Akamatsu, Ikuo Katayama, Keishi Okazaki, K. Michibayashi. Paleo-Permeability Structure of the Crustal Section of the Samail Ophiolite Based on Automated Detection of Veins in X-Ray CT Core Images From the Oman Drilling Project. Geochemistry, Geophysics, Geosystems. 2023. 24. 6
- 谷川亘, 濱田洋平, 廣瀬丈洋, 岡崎啓史, 高橋新, 沖吉由妃, 松村嘉保, 有本岳史, 公文富士夫. Non-Slippery Sand Koshien: Citizen Science-based Earth Science Education Project. 日本地球惑星科学連合大会予稿集(Web). 2022. 2022
- 谷川亘, 村山雅史, 井尻暁, 廣瀬丈洋, 岡崎啓史, 濱田洋平, 浦本豪一郎, 星野辰彦, 山本裕二, 正木裕香, et al. A seafloor survey using multiple methodologies to verify the existence of a village “Kuroda-gori” submerged after a historical Nankai Earthquake in Nomi Bay, Kochi Prefecture. 日本地球惑星科学連合大会予稿集(Web). 2021. 2021
- 谷川亘, 村山雅史, 村山雅史, 井尻暁, 廣瀬丈洋, 浦本豪一郎, 星野辰彦, 田中幸記, 山本裕二, 濱田洋平, et al. A Seafloor Survey Using Multiple Methodologies to Verify the Existence of a Village Submerged after a Historical Nankai Earthquake in Nomi Bay, Kochi Prefecture. 沿岸海洋研究. 2021. 59. 1
- 長瀬薫平, 片山郁夫, 畠山航平, 赤松祐哉, 岡崎啓史, 阿部なつ江, 道林克禎. Pore geometry in diabase collected by the Oman DP inferred from elastic wave velocity. 日本地球惑星科学連合大会予稿集(Web). 2020. 2020
- 阿部なつ江, 岡崎啓史, GREEVE Annika, 片山郁夫, 畠山航平, 赤松祐哉, ULVEN Ole Ivar, CORDONNIER Benoit, HONG Gilbert, ZHU Wenlu, et al. 「ちきゅう」船上ラボにおけるICDPオマーン陸上掘削コアの岩石物性計測結果について. ブルーアースサイエンス・テク要旨集. 2019. 2019
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ICDPオマーン掘削計画BT1Bサイトにおいて採取されたリストベナイトのX線CTコア画像から推定される鉱物組み合わせ
(日本地球惑星科学連合2021年大会 2021) -
排水条件下における高温高封圧高間隙水圧岩石変形実験の予察的結果
(日本地球惑星科学連合2021年大会 2021) -
Pore pressure control for Griggs apparatus
(Workshop on experimental solid medium rock deformation 2020) -
Experimental investigation of dehydration weakening and embrittlement of hydrous minerals
(Intermediate and Deep Earthquakes: Observation and Modeling /College de France 2018) -
Unstable fault slip induced by lawsonite dehydration in blueschist: Implication for the seismicity in the subducting oceanic crusts
(AGU Fall Meeting 2015)
- 2022/04 - 現在 Hiroshima University Earth and Planetary Systems Science Program Associate Professor
- 2022/04 - 2025/03 Japan Agency for Marine-Earth Science and Technology Kochi Institute for Core Sample Research Adjunct Scientist
- 2016/10 - 2022/03 JAMSTEC Kochi Institute for Core Sample Research Scientist
- 2018/04 - 2018/09 Tohoku University
- 2016/10 - 2016/12 Brown University Dept. of Earth, Environmental & Planetary Sciences
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- 2024/06 - 現在 日本地質学会 代議員
- 2023/04 - 現在 日本地質学会西日本支部 幹事
- 2022/04 - 現在 Japan Drilling Earth Consortium ICDP division executive committee member
- 2022/09 - Geological Society of Japan Sakuyama Masanori Award
- 2011/05 - 日本地球惑星科学連合 地球惑星科学連合大会学生優秀発表賞
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