Effect of water and stress on the lattice-preferred orientation of olivine
The influence of water and stress on the lattice-preferred orientation (LPO) of olivine
aggregates was investigated through large strain, shear deformation experiments at high …
aggregates was investigated through large strain, shear deformation experiments at high …
Effects of hydration on the elastic properties of olivine
Water, dissolved as hydroxyl (OH)− into the solid silicate minerals of the upper mantle can
reduce adiabatic wave speeds through associated defects. Here we report Brillouin …
reduce adiabatic wave speeds through associated defects. Here we report Brillouin …
Effects of water on dynamically recrystallized grain-size of olivine
Recrystallized grain-size versus stress relationship for olivine has been determined under
water-poor and water-rich conditions. We found that when the water content in olivine …
water-poor and water-rich conditions. We found that when the water content in olivine …
High pressure and temperature fabric transitions in olivine and variations in upper mantle seismic anisotropy
The effects of pressure on crystallographic preferred orientation (CPO) of olivine aggregates
were investigated through simple-shear deformation experiments at pressures between 2.1 …
were investigated through simple-shear deformation experiments at pressures between 2.1 …
Natural examples of olivine lattice preferred orientation patterns with a flow-normal a-axis maximum
T Mizukami, SR Wallis, J Yamamoto - Nature, 2004 - nature.com
Tectonic plate motion is thought to cause solid-state plastic flow within the underlying upper
mantle and accordingly lead to the development of a lattice preferred orientation of the …
mantle and accordingly lead to the development of a lattice preferred orientation of the …
Seismic anisotropy and mantle flow
NM Ribe - Journal of Geophysical Research: Solid Earth, 1989 - Wiley Online Library
Seismic anisotropy in the mantle is primarily due to deformation‐induced lattice preferred
orientation (LPO) of olivine crystals. The aim of this paper is to better understand how such …
orientation (LPO) of olivine crystals. The aim of this paper is to better understand how such …
Viscoplastic self‐consistent and equilibrium‐based modeling of olivine lattice preferred orientations: Implications for the upper mantle seismic anisotropy
A Tommasi, D Mainprice, G Canova… - Journal of Geophysical …, 2000 - Wiley Online Library
Anisotropy of upper mantle physical properties results from lattice preferred orientation
(LPO) of upper mantle minerals, in particular olivine. We use an anisotropic viscoplastic self …
(LPO) of upper mantle minerals, in particular olivine. We use an anisotropic viscoplastic self …
Simple shear deformation of olivine aggregates
Simple shear deformation of synthetic olivine aggregates to high strains shows that dynamic
recrystallisation has strong effects on the mechanical behaviour and the development of …
recrystallisation has strong effects on the mechanical behaviour and the development of …
On the relation between seismic anisotropy and finite strain
NM Ribe - Journal of Geophysical Research: Solid Earth, 1992 - Wiley Online Library
Because seismic anisotropy in the upper mantle is due primarily to lattice preferred
orientation (LPO) of olivine crystals induced by deformation, observations of anisotropy can …
orientation (LPO) of olivine crystals induced by deformation, observations of anisotropy can …
Lattice preferred orientation of olivine aggregates deformed in simple shear
S Zhang, S Karato - Nature, 1995 - nature.com
REGIONS of the Earth's upper mantle show significant seismic ani-sotropy due to the
preferred crystallographic orientation ('lattice preferred orientation') adopted by its …
preferred crystallographic orientation ('lattice preferred orientation') adopted by its …