Results 41 to 50 of about 530,755 (252)

Effects of rheological stratification and elasticity of lithosphere on subduction initiation

open access: yesFrontiers in Earth Science, 2022
The breaking and bending of rigid and elastic lithosphere was probably essential for the initiation of plate subduction, although how this occurred is still poorly understood.
Ikuo Katayama   +2 more
doaj   +1 more source

Can subduction initiation at a transform fault be spontaneous? [PDF]

open access: yesSolid Earth, 2020
We present an extensive parametric exploration of the feasibility of “spontaneous” subduction initiation, i.e., lithospheric gravitational collapse without any external forcing, at a transform fault (TF).
D. Arcay   +3 more
doaj   +1 more source

Analogue modelling of the initiation of subduction [PDF]

open access: yesGeophysical Journal International, 2005
SUMMARY We report the results of experiments on the initiation of subduction, using stratified analogue models in a large centrifuge, where the experiments are driven only by the enhanced gravity of the centrifuge without the effect of external lateral stresses. The scaled density of the stratified components resembles that of the asthenosphere and the
Yossi Mart   +5 more
openaire   +1 more source

A simple force balance model of subduction initiation--Supplementary dataset

open access: yes, 2022
This is the supplementary dataset for paper "A simple force balance model of subduction initiation"
Gurnis, Michael, Li, Yida
core   +1 more source

Polarity-reversal subduction zone initiation triggered by buoyant plateau obstruction [PDF]

open access: yes, 2022
Oceanic lithosphere worldwide is younger than ca. 200 Myr, suggesting that it must have been globally recycled by the recurrent formation of new subduction zones since the existence of subduction on Earth.
Schellart, W. P.; id_orcid   +9 more
core   +1 more source

Dataset for subduction initiation during collision-induced subduction transference

open access: yes, 2020
Numerical results for 'Subduction initiation during collision-induced subduction transference: Numerical modeling and implications for the Tethyan evolution'.
Li Zhong-Hai   +3 more
core   +1 more source

Impact of upper mantle convection on lithosphere hyperextension and subsequent horizontally forced subduction initiation [PDF]

open access: yesSolid Earth, 2020
Many plate tectonic processes, such as subduction initiation, are embedded in long-term (>100 Myr) geodynamic cycles often involving subsequent phases of extension, cooling without plate deformation and convergence. However, the impact of upper mantle
L. G. Candioti   +3 more
doaj   +1 more source

Influence of magma-poor versus magma-rich passive margins on subduction initiation [PDF]

open access: yes, 2022
International audienceWe present a new numerical modelling study of subduction initiation at (hyper-extended) magma-poor and magma-rich continental passive margins.
Auzemery, Antoine   +16 more
core   +1 more source

Geodynamic modelling of subduction zones : Subduction zone initiation by polarity reversal and main dynamic controls on the stability of single-sided subduction

open access: yes, 2021
Subduction zones are one of the most widely studied geodynamic settings, representing the primary driver for mantle convection and plate tectonics.
Almeida, Jaime
core   +1 more source

Co-Evolution of Parallel Triple Subduction Systems in the New Guinea Region: A Systematic Numerical Study

open access: yesFrontiers in Earth Science, 2022
A specific configuration of the global subduction system is the parallel triple subduction. The widely accepted example of parallel triple subduction is the New Guinea region, including a northward dip at the New Britain Trench (NBT), a southward dip at ...
Liangliang Wang   +17 more
doaj   +1 more source

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