Poisson's ratio and auxetic properties of natural rocks

S Ji, L Li, HB Motra, F Wuttke, S Sun… - Journal of …, 2018 - Wiley Online Library
Here we provide an appraisal of the Poisson's ratios (υ) for natural elements, common
oxides, silicate minerals, and rocks with the purpose of searching for naturally auxetic …

Study of the Earth's interior using measurements of sound velocities in minerals by ultrasonic interferometry

B Li, RC Liebermann - Physics of the Earth and Planetary Interiors, 2014 - Elsevier
This paper reviews the progress of the technology of ultrasonic interferometry from the early
1950s to the present day. During this period of more than 60 years, sound wave velocity …

Integrated geophysical‐petrological modeling of the lithosphere and sublithospheric upper mantle: Methodology and applications

JC Afonso, M Fernandez, G Ranalli… - Geochemistry …, 2008 - Wiley Online Library
A combined geophysical‐petrological methodology to study the thermal, compositional,
density, and seismological structure of lithospheric/sublithospheric domains is presented. A …

Pressure and temperature dependence of elastic wave velocity of MgSiO3 perovskite and the composition of the lower mantle

B Li, J Zhang - Physics of the Earth and Planetary Interiors, 2005 - Elsevier
Simultaneous measurements of compressional (P) and shear (S) wave velocities and unit
cell volume (density) have been conducted on MgSiO3 perovskite to 9.2 GPa and 873K …

Sound velocities and single-crystal elasticity of orthoenstatite to 1073 K at ambient pressure

JM Jackson, SV Sinogeikin, JD Bass - Physics of the Earth and Planetary …, 2007 - Elsevier
Single-crystal Brillouin spectroscopy measurements have been carried out to 1073K and
ambient pressure to determine the elastic modulus tensor of a natural orthopyroxene, nearly …

Elastic Anomalies Across the αβ Phase Transition in Orthopyroxene: Implication for the Metastable Wedge in the Cold Subduction Slab

L Li, N Sun, W Shi, Z Mao, Y Yu… - Geophysical Research …, 2022 - Wiley Online Library
Single‐crystal elasticity of both α‐and β‐orthopyroxene was determined up to 20 GPa and
300 K by Brillouin scattering. Using the derived full elastic moduli (Cij), we investigated the …

Seismic evidence for orthopyroxene enrichment in the continental lithosphere

LS Wagner, ML Anderson, JM Jackson… - …, 2008 - pubs.geoscienceworld.org
We assess the ability of predicted seismic velocities (Vp, compressional wave; Vs, shear
wave; and Vp/Vs) to identify regions in the upper mantle that are enriched in orthopyroxene …

Anomalous elastic properties of coesite at high pressure and implications for the upper mantle X-discontinuity

T Chen, GD Gwanmesia, X Wang, Y Zou… - Earth and Planetary …, 2015 - Elsevier
Compressional and shear wave velocities of coesite have been measured using ultrasonic
interferometry in a multi-anvil apparatus up to 12.6 GPa at room temperature for the first time …

Elasticity of Orthoenstatite at High Pressure and Temperature: Implications for the Origin of Low VP/VS Zones in the Mantle Wedge

W Qian, W Wang, F Zou, Z Wu - Geophysical Research Letters, 2018 - Wiley Online Library
Orthopyroxene (opx) is an important mineral in petrologic models for the upper mantle. Its
elastic properties are fundamental for understanding the chemical composition and …

Phase transitions in orthopyroxene (En90) to 49 GPa from single-crystal X-ray diffraction

GJ Finkelstein, PK Dera, TS Duffy - Physics of the Earth and Planetary …, 2015 - Elsevier
Synchrotron-based high-pressure single-crystal X-ray diffraction experiments were
conducted on∼ Mg 0.9 Fe 0.1 SiO 3 (En 90) orthopyroxene crystals at room temperature to …