Results 31 to 40 of about 63,820 (273)

P and S Wave Anisotropic Tomography of the Banda Subduction Zone

open access: yesGeophysical Research Letters, 2023
In subduction zones with slab‐slab interactions, the pattern of mantle convection is very complex and still unclear. In this study, we jointly invert a large number of P and S wave arrival time data of local earthquakes for 3‐D isotropic and anisotropic ...
Yuanyuan Hua, Dapeng Zhao, Yi‐Gang Xu
doaj   +1 more source

Thermal structure of continental subduction zone: high temperature caused by the removal of the preceding oceanic slab

open access: yesEarth and Planetary Physics, 2021
The thermal structure of the continental subduction zone can be deduced from high-pressure and ultra-high-pressure rock samples or numerical simulation. However, petrological data indicate that the temperature of subducted continental plates is generally
Ting Luo, Wei Leng
doaj   +1 more source

Water, oceanic fracture zones and the lubrication of subducting plate boundaries - insights from seismicity [PDF]

open access: yes, 2015
We investigate the relationship between subduction processes and related seismicity for the Lesser Antilles Arc using the Gutenberg-Richter law. This power lawdescribes the earthquakemagnitude distribution, with the gradient of the cumulative magnitude ...
Baptie, B   +8 more
core   +1 more source

Slow Geodynamics and Fast Morphotectonics in the Far East Tethys

open access: yesGeochemistry, Geophysics, Geosystems, 2022
How can the sluggish, long‐wavelength mantle convection be expressed by so many time and space scales of morphotectonic activity? To investigate these relationships, we explore the Java‐Banda subduction zone, where geodynamic records cluster.
L. Husson   +9 more
doaj   +1 more source

Subduction-zone parameters that control slab behavior at the 660-km discontinuity revealed by logistic regression analysis and model selection

open access: yesFrontiers in Earth Science, 2022
The potential mechanisms that drive the behavior of subducted oceanic plates at the 660-km discontinuity are subject to debate. Here we conduct logistic regression analysis and model selection to determine the key subduction-zone parameters in natural ...
Atsushi Nakao   +6 more
doaj   +1 more source

Tertiary-Quaternary subduction processes and related magmatism in the Alpine-Mediterranean region [PDF]

open access: yes, 2006
During Tertiary to Quaternary times, convergence between Eurasia and Africa resulted in a variety of collisional orogens and different styles of subduction in the Alpine-Mediterranean region.
Downes, Hilary   +2 more
core   +1 more source

Bidirectional Loading of the Subduction Interface: Evidence From the Kinematics of Slow Slip Events

open access: yesGeochemistry, Geophysics, Geosystems, 2020
Subduction zones host some of Earth's most damaging natural hazards, including megathrust earthquakes and earthquake‐induced tsunamis. A major control on the initiation and rupture characteristics of subduction megathrust earthquakes is how the coupled ...
K. A. McKenzie   +2 more
doaj   +1 more source

The Mesozoic Subduction Zone over the Dongsha Waters of the South China Sea and Its Significance in Gas Hydrate Accumulation

open access: yesJournal of Marine Science and Engineering
The Mesozoic subduction zone over the Dongsha Waters (DSWs) of the South China Sea (SCS) is a part of the westward subduction of the ancient Pacific plate.
Pibo Su, Zhongquan Zhao, Kangshou Zhang
doaj   +1 more source

Interseismic coupling and seismic potential along the Central Andes subduction zone [PDF]

open access: yes, 2011
We use about two decades of geodetic measurements to characterize interseismic strain build up along the Central Andes subduction zone from Lima, Peru, to Antofagasta, Chile.
Aktug   +380 more
core   +5 more sources

Simple Kinematics of Subduction Zones [PDF]

open access: yesInternational Geology Review, 2006
Two main types of subduction zones can be distinguished: (1) those where the subduction hinge migrates away from the upper plate; and (2) those in which the subduction hinge migrates toward the upper plate. Apart from a few exceptions, this distinction seems to apply particularly for W-directed subduction zones and E- or NE-directed subduction zones ...
DOGLIONI, Carlo   +2 more
openaire   +3 more sources

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