氏家 恒太郎 / Ujiie, Kohtaro

生命環境系 准教授 / Associate Professor, Faculty of Life and Environmental Sciences

関連記事 / Related Articles in COTRE

Predicting the risk of tsunami from seafloor geology
The State of Stress on the Fault Before, During, and after a Major Earthquake
Spectrum of slip behaviour in Tohoku fault zone samples at plate tectonic slip rates
日本海溝沈み込み帯で発生したゆっくり地震を再現 —ゆっくり地震域は巨大地震発生域?—
Structure and composition of the plate-boundary slip zone for the 2011 Tohoku-Oki earthquake
Stress state in the largest displacement area of the 2011 Tohoku-Oki earthquake
大規模地震のメカニズム解明 プレート境界の粘土層が原因
東北地方太平洋沖地震における巨大地震・津波発生メカニズムの解明~地球深部探査船「ちきゅう」の科学成果が「SCIENCE」誌に3編同時掲載~

 

論文 / Publication

  1. Evidence of Localized Failure Along Altered Basaltic Blocks in Tectonic Melange at the Updip Limit of the Seismogenic Zone: Implications for the Shallow Slow Earthquake Source Phillips, Noah John, Motohashi, Ginta, Ujiie, Kohtaro, Rowe, Christie D GEOCHEMISTRY GEOPHYSICS GEOSYSTEMS 21 (7) (2020)
  2. Preservation of Permian-Triassic boundary section in the Jurassic accretionary complex of the Lake Hamana, Central Japan Ding, Wang, Ujiie, Kohtaro, Sashida, Katsuo GEOLOGICAL JOURNAL Epub (2020)
  3. Deformation Structures From Splay and Decollement Faults in the Nankai Accretionary Prism, SW Japan (IODP NanTroSEIZE Expedition 316): Evidence for Slow and Rapid Slip in Fault Rocks Fabbri, O, Goldsby, D. L, Chester, F, Karpoff, A. M, Morvan, G, Ujiie, K, Yamaguchi, A, Sakaguchi, A, Li, C. F, Kimura, G, Tsutsumi, A, Screaton, E, Curewitz, D GEOCHEMISTRY GEOPHYSICS GEOSYSTEMS 21 (6) (2020)
  4. Hydrous oceanic crust hosts megathrust creep at low shear stresses Tulley, Christopher J, Fagereng, Ake, Ujiie, Kohtaro SCIENCE ADVANCES 6 (22) (2020)
  5. Fluid overpressure in subduction plate boundary caused by mantle-derived fluids Nishiyama, Naoki, Sumino, Hirochika, Ujiie, Kohtaro EARTH AND PLANETARY SCIENCE LETTERS 538 (2020)
  6. Frictional Strengths of Subduction Thrust Rocks in the Region of Shallow Slow Earthquakes Phillips, Noah John, Belzer, Ben, French, Melodie E, Rowe, Christie D, Ujiie, Kohtaro JOURNAL OF GEOPHYSICAL RESEARCH-SOLID EARTH 125 (3) (2020)
  7. Chemical origin of tectonic tremor Ujiie, Kohtaro NATURE GEOSCIENCE 12 (12) 962 - 963 (2019)
  8. For how long are pseudotachylytes strong? Rapid alteration of basalt-hosted pseudotachylytes from a shallow subduction complex Phillips, Noah John, Rowe, Christie D, Ujiie, Kohtaro Earth and Planetary Science Letters 518 108 - 115 (2019)
  9. Viscous strengthening followed by slip weakening during frictional melting of chert Motohashi, Ginta, Oohashi, Kiyokazu, Ujiie, Kohtaro Earth, Planets and Space 71 (2019)
  10. Geochemical analysis unveils frictional melting processes in a subduction zone fault Ishikawa, Tsuyoshi, Ujiie, Kohtaro GEOLOGY 47 (4) 343 - 346 (2019)

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発行:筑波大学 URA研究戦略推進室・研究推進部