UJIIE Kohtaro

Researcher's full information

Articles
  • Evaluation of frictional melting in subduction-zone faults on the basis of geochemical analyses of fault rocks
    石川 剛志; 氏家 恒太郎; 川合 達也; 永石 一弥
    Abstracts of Annual Meeting of the Geochemical Society of Japan/64(0)/p.25, 2017
  • Past seismic slip-to-the-trench recorded in Central America megathrust
    Vannucchi Paola; Spagnuolo Elena; Aretusini Stefano; D...
    NATURE GEOSCIENCE/10(12)/pp.935-940, 2017-12
  • Coseismic slip propagation on the Tohoku plate boundary fault facilitated by slip-dependent weakening during slow fault slip
    Ito Yoshihiro; Ikari Matt J.; Ujiie Kohtaro; Kopf Achim
    GEOPHYSICAL RESEARCH LETTERS/44(17)/pp.8749-8756, 2017-09
  • Cretaceous–Neogene accretionary units: Shimanto Belt
    Kimura Gaku; Hashimoto Yoshitaka; Yamaguchi Asuka; Yujin ...
    Geological Society, London, Geology of Series, 2016-03
  • Downhole high-velocity shear strength determined from surface drilling torque
    氏家 恒太郎; 井上 朝哉
    Annual Meeting of the Geological Society of Japan/2014(0)/p.91, 2014
  • Geological and experimental evidence for coseismic laminar and non-laminar flow
    氏家 恒太郎; 斎藤 翼; 堤 昭人
    Annual Meeting of the Geological Society of Japan/2014(0)/p.245, 2014
  • Change in the Raman spectra of carbonaceous material across the fault: an example from the thrust in the Jurassic Inuyama chert-clastic complex
    田畑 皓輝; 氏家 恒太郎; 纐纈 佑衣; 鍵 裕之
    Annual Meeting of the Geological Society of Japan/2014(0)/p.248, 2014
  • The construction of the Raman frictional heating thermometer using carbonaceous material on faults
    古市 裕之; 纐纈 佑衣; 氏家 恒太郎; 斎藤 翼; 堤 昭人; ウォリス サイモン
    Annual Meeting of the Geological Society of Japan/2014(0)/p.249, 2014
  • Plate boundary rocks in Jurassic accretionary complexes in Japan as on-land analogs of the Japan Trench
    山口 飛鳥; 大塚 宏徳; 小嶋 孝徳; 福地 里菜; 谷川 亘; 濱田 洋平; 氏家 恒太郎
    Annual Meeting of the Geological Society of Japan/2014(0)/p.247, 2014
  • Fluid-rock interactions in deep portions of the accretionary prism: The Makimine mélange in the Shimanto accretionary complex, eastern Kyushu
    斎藤 翼; 氏家 恒太郎
    Annual Meeting of the Geological Society of Japan/2014(0)/p.436, 2014
  • High-velocity frictional strength of the Japan Trench subduction zone determined from surface drilling torque
    氏家 恒太郎; 井上 朝哉; 石渡 隼也
    Annual Meeting of the Geological Society of Japan/2015(0)/p.228, 2015
  • Detection of frictional heating on faults using Raman spectra of carbonaceous material
    田畑 皓輝; 氏家 恒太郎; 纐纈 佑衣; 鍵 裕之
    Annual Meeting of the Geological Society of Japan/2015(0)/p.236, 2015
  • Ancient record of earthquake rupture in shallow portion of subduction zone: Ishido thrust (out-of-sequence thrust) in Boso Peninsula, central Japan
    山本 由弦; 千代延 俊; 氏家 恒太郎; 濱田 洋平; 神谷 奈々; 斎藤 実篤
    Annual Meeting of the Geological Society of Japan/2015(0)/p.237, 2015
  • Evaluation of frictional melting on the basis of trace element analyses of fault rocks
    石川 剛志; 氏家 恒太郎; 松岡 淳; 永石 一弥; 川合 達也
    Annual Meeting of the Geological Society of Japan/2015(0)/p.232, 2015
  • Fault zone structure in pelagic sedimentary rocks: an example from the thrust fault in the Jurassic accretionary complex, central Japan
    木下 貴裕; 田畑 皓輝; 氏家 恒太郎
    Annual Meeting of the Geological Society of Japan/2015(0)/p.535, 2015
  • Raman spectra of carbonaceous material in pseudotachylyte
    伊東 慶祐; 田畑 皓輝; 氏家 恒太郎; 鍵 裕之
    Annual Meeting of the Geological Society of Japan/2016(0)/p.238, 2016
  • Detection of frictional heating on faults using Raman spectra of carbonaceous material
    氏家 恒太郎; 田畑 皓輝; 纐纈 佑衣; 鍵 裕之; 林 為人
    Annual Meeting of the Geological Society of Japan/2016(0)/p.246, 2016
  • Starting material for the ancient earthquake rupture in shallow portion of subduction zone: Ishido thrust (OST) in Boso Peninsula, central Japan
    山本 由弦; 福山 繭子; 千代延 俊; 氏家 恒太郎; 濱田 洋平; 神谷 奈々
    Annual Meeting of the Geological Society of Japan/2016(0)/p.256, 2016
  • Detection of increased heating and estimation of coseismic shear stress from Raman spectra of carbonaceous material in pseudotachylytes
    Ito Keisuke; Ujiie Kohtaro; Kagi Hiroyuki
    GEOPHYSICAL RESEARCH LETTERS/44(4)/pp.1749-1757, 2017-02
  • Geochemical analysis of milligram-level fault rock samples: 1. Sampling and major and trace elements analyses.
    石川 剛志; 川合 達也; 永石 一弥; 氏家 恒太郎; 亀田 純; 三島 稔明
    Abstracts of Annual Meeting of the Geochemical Society of Japan/63(0)/p.205, 2016
  • High-velocity frictional strength across the Tohoku-Oki megathrust determined from surface drilling torque
    Ujiie Kohtaro; Inoue Tomoya; Ishiwata Junya
    Geophysical Research Letters/43(6)/pp.2488-2493, 2016-03
  • Structure and lithology of the Japan Trench subduction plate boundary fault
    Kirkpatrick James D.; Rowe Christie D.; Ujiie Kohtaro; Moore...
    Tectonics/34, 2015-01
  • Spectrum of slip behaviour in Tohoku fault zone samples at plate tectonic slip rates
    Ikari Matt J.; Ito Yoshihiro; Ujiie Kohtaro; Kopf Ach...
    NATURE GEOSCIENCE/8(11)/pp.870-+, 2015-11
  • Hydrogeological responses to incoming materials at the erosional subduction margin, offshore Osa Peninsula, Costa Rica
    Kameda Jun; Harris Robert N.; Shimizu Mayuko; Ujiie K...
    GEOCHEMISTRY GEOPHYSICS GEOSYSTEMS/16(8)/pp.2725-2742, 2015-09
  • Deformation structures in the frontal prism near the Japan Trench: Insights from sandbox models
    Bose Santanu; Saha Puspendu; Mori James J.; Rowe Chri...
    JOURNAL OF GEODYNAMICS/89/pp.29-38, 2015-09
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