Global mantle flow and the development of seismic anisotropy: Differences between the oceanic and continental upper mantle
Viscous shear in the asthenosphere accommodates relative motion between Earth's surface
plates and underlying mantle, generating lattice‐preferred orientation (LPO) in olivine …
plates and underlying mantle, generating lattice‐preferred orientation (LPO) in olivine …
Trench-parallel flow and seismic anisotropy in the Mariana and Andean subduction systems
EA Kneller, PE Van Keken - Nature, 2007 - nature.com
Shear-wave splitting measurements above the mantle wedge of the Mariana and southern
Andean, subduction zones show trench-parallel seismically fast directions close to the …
Andean, subduction zones show trench-parallel seismically fast directions close to the …
Theory and observations—wave propagation in anisotropic media
In order to understand what anisotropy is, it is important to realize the fundamental difference
between anisotropy and heterogeneity, as well as their intimate relation. By definition, an …
between anisotropy and heterogeneity, as well as their intimate relation. By definition, an …
Seismic anisotropy reveals focused mantle flow around the Calabrian slab (Southern Italy)
P Baccheschi, L Margheriti… - Geophysical Research …, 2007 - Wiley Online Library
SKS splitting at the Calabrian subduction zone, with delay times (δt) up to 3s, reveals the
presence of a strong anisotropic fabric. Fast directions (ϕ) are oriented NNE‐SSW in the …
presence of a strong anisotropic fabric. Fast directions (ϕ) are oriented NNE‐SSW in the …
Upper-mantle flow beneath French Polynesia from shear wave splitting
Upper-mantle flow beneath the South Pacific is investigated by analysing shear wave
splitting parameters at eight permanent long-period and broad-band seismic stations and 10 …
splitting parameters at eight permanent long-period and broad-band seismic stations and 10 …
Finite-frequency sensitivity of body waves to anisotropy based upon adjoint methods
A Sieminski, Q Liu, J Trampert… - Geophysical Journal …, 2007 - academic.oup.com
We investigate the sensitivity of finite-frequency body-wave observables to mantle
anisotropy based upon kernels calculated by combining adjoint methods and spectral …
anisotropy based upon kernels calculated by combining adjoint methods and spectral …
[图书][B] Mantle plumes
JRR Ritter, UR Christensen - 2007 - Springer
The concept of mantle plumes, originally suggested by Morgan (1971), is widely but not
unequivocally accepted as the cause for hotspot volcanism. Plumes are thought of as deep …
unequivocally accepted as the cause for hotspot volcanism. Plumes are thought of as deep …
Two-dimensional modelling of subduction zone anisotropy with application to southwestern Japan
We present a series of 2-D numerical models of viscous flow in the mantle wedge induced
by a subducting lithospheric plate. We use a kinematically defined slab geometry …
by a subducting lithospheric plate. We use a kinematically defined slab geometry …
Surface wave tomography of the upper mantle beneath the Reykjanes Ridge with implications for ridge–hot spot interaction
AA Delorey, RA Dunn… - Journal of Geophysical …, 2007 - Wiley Online Library
We modeled fundamental mode Love and Rayleigh waves to study the seismic properties of
the upper mantle beneath the Reykjanes Ridge. These waves were generated by regional …
the upper mantle beneath the Reykjanes Ridge. These waves were generated by regional …
Dynamic models for mantle flow and seismic anisotropy in the North Atlantic region and comparison with observations
G Marquart, H Schmeling… - Geochemistry, Geophysics …, 2007 - Wiley Online Library
Dynamic mantle flow and temperature models for the North Atlantic based on a regionalized
P‐wave and a global S‐wave tomography model were derived under the constraint of a …
P‐wave and a global S‐wave tomography model were derived under the constraint of a …