Texture and anisotropy

HR Wenk, P Van Houtte - Reports on Progress in Physics, 2004 - iopscience.iop.org
A large number of polycrystalline materials, both manmade and natural, display preferred
orientation of crystallites. Such alignment has a profound effect on anisotropy of physical …

Deformation of earth materials

S Karato - An introduction to the rheology of Solid Earth, 2008 - sutlib2.sut.ac.th
4.1 Introduction 51 4.2 Elastic constants 52 4.3 Isothermal versus adiabatic elastic constants
55 4.4 Experimental techniques 57 4.5 Some general trends in elasticity: Birch's law 59 4.6 …

Dynamics and evolution of the deep mantle resulting from thermal, chemical, phase and melting effects

PJ Tackley - Earth-Science Reviews, 2012 - Elsevier
The core–mantle boundary (CMB)–the interface between the silicate mantle and liquid iron
alloy outer core–is the most important boundary inside our planet, with processes occurring …

A nearly water-saturated mantle transition zone inferred from mineral viscosity

H Fei, D Yamazaki, M Sakurai, N Miyajima, H Ohfuji… - Science …, 2017 - science.org
An open question for solid-earth scientists is the amount of water in Earth's interior. The
uppermost mantle and lower mantle contain little water because their dominant minerals …

Trench migration and overriding plate stress in dynamic subduction models

AF Holt, TW Becker, BA Buffett - Geophysical Journal …, 2015 - academic.oup.com
On Earth, oceanic plates subduct beneath a variety of overriding plate (OP) styles, from
relatively thin and negatively buoyant oceanic OPs to thick and neutrally/positively buoyant …

Ubiquitous lower-mantle anisotropy beneath subduction zones

AMG Ferreira, M Faccenda, W Sturgeon, SJ Chang… - Nature …, 2019 - nature.com
Seismic anisotropy provides key information to map the trajectories of mantle flow and
understand the evolution of our planet. While the presence of anisotropy in the uppermost …

Partial melting in a thermo-chemical boundary layer at the base of the mantle

T Lay, EJ Garnero, Q Williams - Physics of the Earth and Planetary Interiors, 2004 - Elsevier
Seismological detections of complex structures in the lowermost mantle boundary layer (the
D ″region) motivate a conceptual model of a compositionally stratified thermo-chemical …

Lowermost Mantle Anisotropy Beneath Africa From Differential SKSSKKS Shear‐Wave Splitting

MC Reiss, MD Long, N Creasy - Journal of Geophysical …, 2019 - Wiley Online Library
We investigate seismic anisotropy in the lowermost mantle in the vicinity of the African large
low shear velocity province (LLSVP) using observations of differential SKS‐SKKS shear …

[PDF][PDF] Physics of mantle convection

Y Ricard - Treatise on geophysics, 2007 - academia.edu
In many text books of fluid dynamics, and for most students, the word “fluid” refers to one of
the states of matter, either liquid or gaseous, in contrast to the solid state. This definition is …

Development of anisotropic structure in the Earth's lower mantle by solid-state convection

AK McNamara, PE Van Keken, SI Karato - Nature, 2002 - nature.com
Seismological observations reveal highly anisotropic patches at the bottom of the Earth's
lower mantle, whereas the bulk of the mantle has been observed to be largely isotropic …