Results 71 to 80 of about 2,198 (213)

Epidote Records (De)hydration From the Seafloor Through Subduction and Underplating: Implications for Subduction Zone Fluid Budgets and Slow Slip

open access: yesGeochemistry, Geophysics, Geosystems, Volume 27, Issue 4, April 2026.
Abstract When, where, and how much fluid is released from subducting oceanic crust control deformation, element cycling, and magmatism in subduction zones. However, the palimpsest of tectonometamorphic processes in the exhumed rock record complicates the relation of geologic observations to geodynamic models of subduction fluid sources and transport ...
P. C. Lindquist   +4 more
wiley   +1 more source

KR12-17 Cruise in the Nankai Trough off Muroto

open access: yes
調査海域: 南海トラフ / 調査期間: 2012年11月1日〜2012年11月8日Area: Nankai Trough / Operation Period: November 1, 2012-November 8, 2012孔内間隙圧モニタリングによるプレート境界解明Understanding degree of plate coupling at the toe of Nankai Trough theough long-term borehole pressure ...
Kinoshita, Masataka, 木下, 正高
core   +1 more source

Numerical study on Eastern Nankai Trough gas hydrate production test

open access: yes, 2014
The fully coupled methane hydrate model developed in Cambridge was adopted in this numerical study on gas production trial at the Eastern Nankai Trough, Japan 2013. Based on the provided experimental data of hydrate soil core samples, the soil parameters
Uchida, S   +10 more
core   +1 more source

Shallow very-low-frequency earthquakes accompany slow slip events in the Nankai subduction zone

open access: yesNature Communications, 2018
Slow earthquakes are now increasingly recognised to occur at plate boundaries globally. Here, the authors examine seafloor observational data from the Nankai trough and find that very-low-frequency events and slow-slip events frequently occur together ...
Masaru Nakano   +4 more
doaj   +1 more source

Prolonged Hypocenter Migration in a Lower‐Crustal Earthquake Swarm in Japan: Positive Feedback Between Heat Influx and Fluid Production

open access: yesJournal of Geophysical Research: Solid Earth, Volume 131, Issue 4, April 2026.
Abstract The Yamaguchi earthquake swarm in western Japan occurred at unusually deep depths (25–40 km), well below the seismogenic zone, and exhibited prolonged zigzag hypocenter migrations over at least ∼180 days. Seismicity initiated in the southwestern part of the swarm area, followed by systematic migration eastward, northeastward, and northwestward.
Junichi Nakajima   +4 more
wiley   +1 more source

Modelling temporal changes in the gravity field in the Nankai Trough Subduction Zone, Japan [PDF]

open access: yes, 2019
The Nankai trough subduction zone off southwest Japan is prone to large earthquakes, causing tsunamis and great damages to the nearby islands. Linking the sources of these earthquakes to asperities along the plate interface is of great importance in ...
Vassvåg, Siri Catherine
core  

Reconstruction of stress trajectory field in Nankai subduction zone based on drilling data

open access: yesJournal of Rock Mechanics and Geotechnical Engineering
This paper presents some results of stress field reconstruction in the Nankai Trough subduction zone located within the area bounded by 136.3°–137°E and 33°–33.5°N where 12 scientific wells were drilled during Nankai Trough Seismogenic Zone Experiment ...
Nikita Dubinya, Alexander Galybin
doaj   +1 more source

Outline of the Nankai Trough Seismogenic Zone Experiment

open access: yesThe Journal of the Geological Society of Japan, 2009
This report introduces the scientific drilling project “NanTroSEIZE (Nankai Trough Seismogenic Zone Experiment)” proposed for the IODP (Integrated Ocean Drilling Program). NanTroSEIZE is a large, international, multidisciplinary scientific project that required long-term planning and implementation.
openaire   +2 more sources

Preliminary Report on KR09-08 Cruise: Walkaway VSP shooting in the Nankai Trough off Kumano

open access: yes
調査海域: 南海トラフ(紀伊半島沖) / 調査期間: 2009年7月19日〜2009年7月25日Area: Nankai Trough off Kii Peninsula / Operation Period: July 19, 2009-July 25, 2009紀伊半島沖熊野灘・南海トラフ海域におけるWalkaway VSP 調査研究Walkaway VSP shooting in the Nankai Trough off Kii ...
Kinoshita, Masataka, 木下, 正高
core   +1 more source

Carbon isotopic composition of dissolved inorganic carbon (δ13C-DIC) at IODP Site 370-C0023, Nankai Trough subduction zone

open access: yes
This dataset includes the carbon isotopic composition of dissolved inorganic carbon (δ13C-DIC) of sediment cores that were retrieved from Site C0023 (Hole A) during International Ocean Discovery Program (IODP) Expedition 370 in the Nankai Trough offshore
Spivack, Arthur J   +8 more
core   +1 more source

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