Atypical syn-collisional wedges at thrust fronts: Their tectonic and gravity-driven development, and interpretation-related controversies

CK Morley - Earth-Science Reviews, 2024 - Elsevier
Examples of atypical syn-collisional wedges from offshore Sabah and Palawan, Indo-Burma
Ranges, Gibraltar Arc, Banda Arc resemble accretionary prisms, but formed over subducted …

The effects of plate interface rheology on subduction kinematics and dynamics

WM Behr, AF Holt, TW Becker… - Geophysical Journal …, 2022 - academic.oup.com
Tectonic plate motions predominantly result from a balance between the potential energy
change of the subducting slab and viscous dissipation in the mantle, bending lithosphere …

The dynamics of forearc–back‐arc basin subsidence: Numerical models and observations from Mediterranean subduction zones

A Balázs, C Faccenna, T Gerya, K Ueda… - Tectonics, 2022 - Wiley Online Library
The subsidence history of forearc and back‐arc basins reflects the relationship between
subduction kinematics, mantle dynamics, magmatism, crustal tectonics, and surface …

Limited arc magmatism and seismicity due to extensive mantle wedge serpentinization in the Makran subduction zone

IM Artemieva, H Thybo - Earth and Planetary Science Letters, 2024 - Elsevier
Subduction processes usually involve extensive seismicity and create voluminous magmatic
arcs by mantle wedge melting caused by dehydration of the subducting slab, but the Makran …

India–Eurasia convergence speed-up by passive-margin sediment subduction

H Zhou, J Hu, L Dal Zilio, M Tang, K Li, X Hu - Nature, 2024 - nature.com
The fast increase of convergence rate between India and Eurasia around 65 million years
ago (Ma)—from approximately 8 cm yr− 1 to a peak rate of approximately 18 cm yr− 1 …

A carbon, nitrogen, and multi-isotope study of basalt glasses near 14° N on the Mid-Atlantic Ridge. Part B: Mantle source heterogeneities

DV Bekaert, PH Barry, J Curtice, J Blusztajn… - … et Cosmochimica Acta, 2024 - Elsevier
Geochemical variations along mid-ocean ridges reveal the heterogeneous nature of the
convecting upper mantle and geodynamic evolution of our planet (eg, Hofmann, 2007, Parai …

Constraining subducting slab viscosity with topography and gravity fields in free-surface mantle convection models

L Deng, T Yang, Z Zhao, M Zhou - Tectonophysics, 2024 - Elsevier
Subducted slabs provide the primary driving force for mantle convection and plate tectonics.
The strength of the slab directly controls the transfer of forces between it and the lithospheric …

[HTML][HTML] Sediment buoyancy controls the effective slab pull force and deviatoric stress along trenches: Insights from 3D free-subduction model

JY Keum, BD So - Tectonophysics, 2023 - Elsevier
In the complicated force equilibrium of subduction dynamics, the slab pull resulting from the
negative buoyancy of the lithosphere is considered the primary driving force of plate …

Force-balance modelling of the impact of glacial erosion, trench sedimentation, megathrust weakening and glacial loading on the stress state of the crust at active …

F Matthies, A Dielforder, A Hampel - Tectonophysics, 2024 - Elsevier
Force-balance analyses showed that the stress state at active continental margins is largely
controlled by the gravitational force and the megathrust shear force and remains unchanged …

[HTML][HTML] The effect of low-viscosity sediments on the dynamics and accretionary style of subduction margins

AE Pusok, DR Stegman, M Kerr - Solid Earth, 2022 - se.copernicus.org
Observations of sediments at subduction margins appear to divide them into two classes:
accretionary and erosive. Accretionary margins are dominated by accretion of thick piles of …