Rchr
J-GLOBAL ID:201801005284009363   Update date: Aug. 09, 2021

Okamoto Atsushi

Okamoto Atsushi
Affiliation and department:
Research field  (2): Earth resource engineering, energy science ,  Solid earth science
Research keywords  (10): silica ,  Oman Ophiolite ,  Sanbagawa metamorphic belt ,  serpentinization ,  パターン形成 ,  水熱実験 ,  岩石組織 ,  地熱システム ,  変成作用 ,  岩石ー水相互作用
Research theme for competitive and other funds  (18):
  • 2017 - 2022 Permeability behavior in high-temperature ductile crust and prediction of spatiotemporal evolution in supercritical geothermal resource
  • 2017 - 2021 プレート収束境界における岩石組織形成と流体発生プロセスの解明
  • 2016 - 2021 Physical properties of uppermost mantle structure and the Mohorovicic seismic discontinuity
  • 2019 - 2021 Multi-scale modeling of water-fluid reactions based on observations on nano strtuctures
  • 2018 - 2020 Super-resolution imaging for understanding hierarchical structures produced by water-rock reactions and mass transfer
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Papers (115):
  • Jun Kameda, Atsushi Okamoto. 1-D inversion analysis of a shallow landslide triggered by the 2018 Eastern Iburi earthquake in Hokkaido, Japan. Earth, Planets and Space. 2021. 73. 1
  • Atsushi Okamoto, Ryosuke Oyanagi, Kazuki Yoshida, Masaoki Uno, Hiroyuki Shimizu, Madhusoodhan Satish-Kumar. Rupture of wet mantle wedge by self-promoting carbonation. Communications Earth & Environment. 2021. 2. 1
  • Noriaki Watanabe, Hikaru Abe, Atsushi Okamoto, Kengo Nakamura, Takeshi Komai. Formation of amorphous silica nanoparticles and its impact on permeability of fractured granite in superhot geothermal environments. Scientific Reports. 2021. 11. 1
  • Atsushi Okamoto, Hajime Ishii, Ryosuke Oyanagi, Noriyoshi Tsuchiya. Albite-K-feldspar-quartz equilibria in hydrothermal fluids at 400, 420°C and 20-35 MPa: Experimental measurements and thermodynamic calculations. Geothermics. 2021. 94
  • Astin Nurdiana, Atsushi Okamoto, Kenta Yoshida, Masaoki Uno, Takayoshi Nagaya, Noriyoshi Tsuchiya. Multi-stage infiltration of Na- and K-rich fluids from pegmatites at mid-crustal depths as revealed by feldspar replacement textures. Lithos. 2021. 388-389
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MISC (48):
Lectures and oral presentations  (46):
  • 機械学習を用いた地熱地域の温度構造推定手法の開発
    (資源・素材(Web) 2019)
  • 多成分溶液の光散乱現象を用いた臨界点決定方法の実験的研究
    (日本地球惑星科学連合大会予稿集(Web) 2019)
  • 超臨界条件の水-岩石相互作用の理解のための熱力学データ構築の試み
    (日本地熱学会 2018)
  • 超臨界条件の岩石-水相互作用と斜長石の溶解・析出
    (日本地球惑星科学連合大会 2018)
  • 超臨界条件の岩石-水相互作用と斜長石の溶解・析出
    (日本地質学会学術大会講演要旨 2018)
more...
Professional career (1):
  • 博士(理学) (東京大学)
Committee career (2):
  • 2019 - 現在 日本鉱物科学会行事委員
  • 日本地質学会 日本地質学雑誌編集委員
Awards (3):
  • 2021/04 - Japan Geoscience Union Nishida Prize Research on the water-rock interaction within the Earth’s interior and the development of rock texture
  • 2013/09 - 日本地質学会 日本地質学会柵山雅則賞 沈み込み帯における流体移動と水-岩石相互作用に関する岩石学的実験的研究
  • 2013/09 - 日本鉱物科学会 日本鉱物科学会研究奨励賞 天然試料解析,および水熱実験による岩石-水相互 作用に関する研究
Association Membership(s) (7):
American Geophysical Union ,  Geochemical Society ,  European Geoscience Union ,  日本地球惑星科学連合 ,  日本地熱学会 ,  日本鉱物科学会 ,  日本地質学会
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