Research theme for competitive and other funds (21):
2022 - 2025 方解石双晶応力深度計の開発と公開
2015 - 2019 Secular change of crustal stress
2010 - 2013 Tectonic study of the Moon by means of Kaguya data
2008 - 2011 Lunar gravity and geodesy mapping by KAGUYA mission and the origin of lunar dichotomy
2002 - 2004 Development of the multiple method for paleostress analysis
2000 - 2002 Experimental studies on coupled deformation and chemical reactions
1997 - 1999 Development of a new high-temperature hydrothermal gas apparatus for studying deformation, fluid-flow and grain-boundary diffusion
1996 - 1998 Paleogene extensional tectonics of the Japan arc
1996 - 1998 Active faults and subsurface structure in Kinki Triangle Region, central Japan
1996 - 1998 DOORPORATIVE STUDY OF LUNAR GEOLOGY AND MENERALOGY USING
1996 - 1997 Fault gouge : rock magnetic and structural study
1996 - 1997 Rifting Process of Eastern Margin of Eurasia Continent-Comparison of post-Jurassic between Sikhote Alin and Japan Islands-
1995 - 1997 Phylogenetic Study of South American Monkeys
1994 - 1994 Recurrence Time of Large Events on Active Faults in Korea
1991 - 1993 CHARACTERISTICS OF CRETACEOUS IGNEOUS ACTIVITY IN JAPAN ARC
地殻応力の長期的変化の解明
探査機を用いた月のテクトニクスの解明
島弧のテクトニクス(特に日本列島の)
Evolution of crustal stress
Tectonics of the Moon
Tectonics of Japanese Islands
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Papers (169):
Kentaro Ushimaru, Atsushi Yamaji. Does the Himenoura Group in Amakusa, northern Ryukyu arc, involve Paleocene deposits?. The Journal of the Geological Society of Japan. 2024. 130. 1. 371-378
Atsushi Yamaji, Ken-ichiro Honma, Shin Koshiya. Mapping paleostress trajectories by means of the clustering of reduced stress tensors determined from homogeneous and heterogeneous data sets. Journal of Structural Geology. 2024. 185. 105186-105186
Kentaro Ushimaru, Atsushi Yamaji, Naoto Ishikawa. Serravallian-Tortonian (Miocene) folding in the Amakusa region, northern Ryukyu arc: Possible subduction resumption of the Philippine Sea Plate. Island Arc. 2024. 33. 1
Kentaro Ushimaru, Atsushi Yamaji. Eocene extensional tectonics in the Amakusa region, northern Ryukyu arc. Island Arc. 2024. 33. 1. e12511
Kentaro Ushimaru, Atsushi Yamaji. Strain and stress gradients through the backarc regions of Miocene western Japan: A new type of arc-parallel extension. Journal of Structural Geology. 2023. 173. 104894-104894
Atsushi Yamaji, Katsushi Sato. Errata to “Stress inversion meets plasticity theory: A review of the theories of fault-slip analysis from the perspective of the deviatoric stress-strain space” [J. Struct. Geol. 125, 296-310]. Journal of Structural Geology. 2020. 134
Eocene extensional tectonics evidenced from low-angle normal faults in Amakusa, western Japan
(Annual Meeting of the Geological Society of Japan 2023)
A technique for drawing paleo-stress trajectories using the results of stress tensor inversion
(Annual Meeting of the Geological Society of Japan 2023)
Structural difference of the Cretaceous and Eocene groups in Amakusa: Early Paleogene surface tectonics of the SW Japan-Ryukyu forearc
(Annual Meeting of the Geological Society of Japan 2023)
A historical review of paleostress analysis
(Annual Meeting of the Geological Society of Japan 2023)
Changes in the forearc stress field and backarc rifting of the southern Ryukyu arc
(Annual Meeting of the Geological Society of Japan 2023)