UJIIE Kohtaro

Researcher's full information

Articles
  • Progressive illitization in fault gouge caused by seismic slip propagation along a megasplay fault in the Nankai Trough
    Yamaguchi Asuka; Sakaguchi Arito; Sakamoto Tatsuhiko; Iij...
    GEOLOGY/39(11)/pp.995-998, 2011-11
  • 3D modeling of the cycle of a great Tohoku-oki earthquake, considering frictional behavior at low to high slip velocities
    Shibazaki B.; Matsuzawa T.; Tsutsumi A.; Ujiie K.; Hasega...
    GEOPHYSICAL RESEARCH LETTERS/38, 2011-11
  • Friction velocity dependence of clay-rich fault material along a megasplay fault in the Nankai subduction zone at intermediate to high velocities
    Tsutsumi Akito; Fabbri Olivier; Karpoff Anne Marie; Ujiie...
    GEOPHYSICAL RESEARCH LETTERS/38, 2011-10
  • Smectite to chlorite conversion by frictional heating along a subduction thrust
    Kameda Jun; Ujiie Kohtaro; Yamaguchi Asuka; Kimura Gaku
    EARTH AND PLANETARY SCIENCE LETTERS/305(1-2)/pp.161-170, 2011-05
  • Costa Rica Seismogenesis Project (CRISP): Sampling and quantifying input to the seismogenic zone and fluid output
    Expedition 334 Scientists; +氏家 恒太郎
    Integrated Ocean Drilling Program Expedition 334 Preliminary Report/334/p.doi:10.2204/iodp.pr.334., 2011-05
  • The role of compaction contrasts in sediments in decollement initiation in an accretionary prism
    Raimbourg Hugues; Ujiie Kohtaro; Kopf Achim; Hisamitsu T...
    MARINE GEOLOGY/282(3-4)/pp.188-200, 2011-04
  • Seismic slip propagation to the updip end of plate boundary subduction interface faults: Vitrinite reflectance geothermometry on Integrated Ocean Drilling Program NanTro SEIZE cores
    Sakaguchi Arito; Chester Frederick; Curewitz Daniel; Fabb...
    GEOLOGY/39(4)/pp.395-398, 2011-04
  • High-velocity frictional properties of clay-rich fault gouge in a megasplay fault zone, Nankai subduction zone
    Ujiie Kohtaro; Tsutsumi Akito
    GEOPHYSICAL RESEARCH LETTERS/37/pp.0-0, 2010-12
  • Interactions between deformation and fluids in the frontal thrust region of the NanTroSEIZE transect offshore the Kii Peninsula, Japan: Results from IODP Expedition 316 Sites C0006 and C0007
    Screaton; E.; Kimura; G.; Curewitz; D.; Ujiie; K.; and others; +氏...
    Geochemistry Geophysics Geosystems/10/p.Q0AD01, doi:10.1029/2009, 2009-01
  • Pseudotachylytes in an ancient accretionary complex and implications for melt lubrication during subduction zone earthquakes
    Ujiie Kohtaro; Yamaguchi Haruka; Sakaguchi Arito; Toh Shoichi
    Journal of Structural Geology/29(4)/pp.599-613, 2007-04
  • Fluidization of granular material in a subduction thrust at seismogenic depths
    Ujiie Kohtaro; Yamaguchi Asuka; Kimura Gaku; Toh Shoichi
    Earth and Planetary Science Letters/259/pp.307-318, 2007-07
  • Fluid Behavior during Evolution of Plate Boundary Fault from Trench to Seismogenic Depths
    氏家 恒太郎; 山口 飛鳥; 木村 学; 久光 敏夫; 平 朝彦
    Journal of Geography(Chigaku Zasshi)/115(3)/pp.353-366, 2006-06
  • Fault rock analysis of the northern part of the Chelungpu Fault and its relation to earthquake faulting of the 1999 Chi-Chi earthquake, Taiwan
    Ujiie Kohtaro
    Island Arc/14/pp.2-11, 2005-01
  • Origin of deformation bands in argillaceous sediments at the toe of the Nankai accretionary prism, southwest Japan
    Ujiie Kohtaro; Maltman Alex; Sanchez-Gomez Mario
    Journal of Structural Geology/26(2)/pp.221-231, 2004-02
  • Leg190:南海トラフ付加体 (総特集 深海掘削と新しい地球生命科学--ODPの成果とIODPの展望) -- (1章 ODP成果報告(Leg 171B〜Leg200))
    氏家 恒太郎; 久光 敏夫; 平野 敏夫
    Chikyu Monthly/0(40)/pp.110-115, 2003-01
  • Deformation structures and magnetic fabrics at Site 1178: Implication for deformation history recorded in accreted sediments at an evolved portion of the Nankai accretionary prism
    Ujiie Kohtaro; Hisamitsu Toshio; Maltman Alex; Morgan Julia; ...
    Proceedings of Ocean Drilling Program, Scientific Results/190/196, 2003-08
  • 帯磁率異方性から見た付加堆積物の初期変形 (総特集 岩石物性学と孔内計測--新たな展開)
    久光 敏夫; 氏家 恒太郎
    Chikyu monthly/24(3)/pp.200-207, 2002-03
  • 南海トラフ付加体におけるデコルマ帯の起源と初期発達過程--ODP Legs l90,196の成果 (総特集 沈み込み帯地震発生帯--その物質科学と深海掘削) -- (2章 沈み込み地震発生帯の地質学と物質科学)
    氏家 恒太郎; 久光 敏夫; 平 朝彦
    Chikyu Monthly/0(36)/pp.89-96, 2002-01
  • Evolution and kinematics of an ancient décollement zone, mélange in the Shimanto accretionary complex of Okinawa Island, Ryukyu Arc
    Ujiie Kohtaro
    Journal of Structural Geology/24(5)/pp.937-952, 2002-05
  • New insights into deformation and fluid flow processes in the Nankai Trough accretionary prism: Results of Ocean Drilling Program Leg 190
    Moore; G. F.; Taira; A.; Klaus; A.; Ujiie; K.; and others; +氏家 恒太郎
    Geochemistry Geophysics Geosystems/2/p.1058, doi: 10.10129/2001, 2001-01
  • 南海トラフ付加体の物性 (総特集 プレート沈み込み帯における物質循環) -- (3章 付加体構造、テクトニクスと物質循環)
    氏家 恒太郎; 久光 敏夫; 平野 聡
    Chikyu Monthly/0(32)/pp.152-159, 2001-01
  • Magnetic and structural fabrics of the mélange in the Shimanto accretionary complex, Okinawa Island: Implication for strain history during decollement-related deformation
    Ujiie Kohtaro; Hisamitsu Toshio; Soh Wonn
    Journal of Geophysical Research/105/pp.25729-25741, 2000-11
  • Off-scraping accretionary process under the subduction of young oceanic crust: The Shimanto Belt of Okinawa Island, Ryukyu Arc
    Ujiie Kohtaro
    Tectonics/16(2)/pp.305-322, 1997-04