Results 131 to 140 of about 74,121 (304)

Evaluation of Earthquake‐Induced Slope Displacements in Greater Vancouver Based on Probabilistic Framework and Using NBCC 2020 and EqDisp Code Platform

open access: yesEarthquake Spectra, Volume 42, Issue 2, May 2026.
Engineers frequently use simplified seismic slope displacement procedures to evaluate the performance of earth structures and natural slopes. Current practices typically adopt Newmark‐type and semi‐empirical seismic displacement prediction models (SDPMs) to estimate the seismic slope displacements (D) based on ground motion intensity measures at a ...
Ali Fallah Yeznabad   +3 more
wiley   +1 more source

Water budget in flat vs. steep subduction: implication for volcanism and potential for H2 production

open access: yesBSGF - Earth Sciences Bulletin
In this study, we model the processes of (de)hydration and melting within subduction zones using a thermo-mechanical modeling approach. Multiple 2D simulations are conducted to investigate how the subduction angle influences the water budget in oceanic ...
Gauthier Alexis   +3 more
doaj   +1 more source

Fluid sources and overpressures within the central Cascadia Subduction Zone revealed by a warm, high-flux seafloor seep. [PDF]

open access: yesSci Adv, 2023
Philip BT   +7 more
europepmc   +1 more source

Regional‐to‐Global Tectonic and Trench‐Morphology Effects of Oceanic Plateau Subduction

open access: yesGeophysical Research Letters, Volume 53, Issue 7, 16 April 2026.
Abstract Regional geodynamic modeling has shown that oceanic plateau subduction can modify the slab behavior. However, few studies have explored these interactions beyond 100 Myr in 3‐D spherical models. Using 3‐D spherical mantle convection models with self‐consistent plate‐like behavior, we investigate how the geometry and rheological properties of ...
Yang Liu   +3 more
wiley   +1 more source

Foreshock Migration Preceding the 2025 Mw 8.8 Kamchatka Earthquake: Insights From Single‐Station Observations

open access: yesGeophysical Research Letters, Volume 53, Issue 7, 16 April 2026.
Abstract We investigate the spatiotemporal evolution of foreshocks preceding the 2025 Mw 8.8 Kamchatka earthquake by applying single‐station analysis to waveforms recorded at the nearest seismic station. Our results reveal a southwestward migration of foreshocks toward the mainshock epicenter through multiple stages, with a migration speed of ∼7.0 km ...
Ji Zhang   +3 more
wiley   +1 more source

Constraints from the dehydration of antigorite on high-conductivity anomalies in subduction zones [PDF]

open access: gold, 2017
Duojun Wang   +5 more
openalex   +1 more source

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