Seismic implications of mantle wedge plumes

TV Gerya, JAD Connolly, DA Yuen, W Gorczyk… - Physics of the Earth and …, 2006 - Elsevier
We use a coupled petrological–thermomechanical model to investigate the dynamical
effects of metamorphic reactions and melting on the seismic structure of thermal–chemical …

Subduction initiation by thermal–chemical plumes: numerical studies

K Ueda, T Gerya, SV Sobolev - Physics of the Earth and Planetary Interiors, 2008 - Elsevier
Prior suggestions for the initiation of subduction have included sediment loading,
compression, and plate reconfiguration as potential triggers. Here, we investigate the …

Salt tectonics driven by differential sediment loading: Stability analysis and finite‐element experiments

L Gemmer, SJ Ings, S Medvedev, C Beaumont - Basin Research, 2004 - earthdoc.org
At many continental margins, differential sediment loading on an underlying salt layer drives
salt deformation and has a significant impact on the structural evolution of the basin. We use …

Seismic tomography, surface uplift, and the breakup of Gondwanaland: Integrating mantle convection backwards in time

CP Conrad, M Gurnis - Geochemistry, Geophysics, Geosystems, 2003 - Wiley Online Library
Mantle density heterogeneities, imaged using seismic tomography, contain information
about time‐dependent mantle flow and mantle structures that existed in the past. We model …

Trans-lithospheric diapirism explains the presence of ultra-high pressure rocks in the European Variscides

P Maierová, K Schulmann, P Štípská, T Gerya… - … Earth & Environment, 2021 - nature.com
The classical concept of collisional orogens suggests that mountain belts form as a crustal
wedge between the downgoing and overriding plates. However, this orogenic style is not …

Inverse problem of thermal convection: numerical approach and application to mantle plume restoration

A Ismail-Zadeh, G Schubert, I Tsepelev… - Physics of the Earth and …, 2004 - Elsevier
Modern seismic tomographic images of the Earth's interior facilitate the inference of the
complex trajectories of present-day convective flow in the upper mantle. Quantitative …

Strong stabilization of the Rayleigh–Taylor instability by material strength at megabar pressures

HS Park, BA Remington, RC Becker, JV Bernier… - Physics of …, 2010 - pubs.aip.org
Experimental results showing significant reductions from classical in the Rayleigh–Taylor
(RT) instability growth rate due to high pressure effective lattice viscosity in metal foils are …

[图书][B] Numerical modelling of the displacement and deformation of embedded rock bodies during salt tectonics: A case study from the South Oman Salt Basin

S Li, S Abe, L Reuning, S Becker, JL Urai, PA Kukla - 2012 - lyellcollection.org
Large rock inclusions are embedded in many salt bodies and these respond to the
movements of the salt in a variety of ways including displacement, folding and fracturing …

Geodynamic models of Cordilleran orogens: Gravitational instability of magmatic arc roots

CA Currie, MN Ducea… - … society of America …, 2015 - pubs.geoscienceworld.org
Cordilleran orogens, such as the central Andes, form above subduction zones, and their
evolution depends on both continental shortening and oceanic plate subduction processes …

A spectral/finite difference method for simulating large deformations of heterogeneous, viscoelastic materials

SM Schmalholz, YY Podladchikov… - Geophysical Journal …, 2001 - academic.oup.com
A numerical algorithm is presented that simulates large deformations of heterogeneous,
viscoelastic materials in two dimensions. The algorithm is based on a spectral/finite …