High-pressure studies with x-rays using diamond anvil cells

G Shen, HK Mao - Reports on progress in Physics, 2016 - iopscience.iop.org
Pressure profoundly alters all states of matter. The symbiotic development of ultrahigh-
pressure diamond anvil cells, to compress samples to sustainable multi-megabar pressures; …

Thermodynamics of mantle minerals-II. Phase equilibria

L Stixrude, C Lithgow-Bertelloni - Geophysical Journal …, 2011 - academic.oup.com
We complete the development and description of a thermodynamic method for the
computation of phase equilibria and physical properties of multiphase mantle assemblages …

Equations of state of six metals above

A Dewaele, P Loubeyre, M Mezouar - Physical Review B—Condensed Matter …, 2004 - APS
Compression versus pressure at ambient temperature has been measured for tantalum,
gold, and platinum to 94 GPa and for aluminum, copper, and tungsten to 153 GPa, in a …

Experimentally determined postspinel transformation boundary in Mg2SiO4 using MgO as an internal pressure standard and its geophysical implications

Y Fei, J Van Orman, J Li… - Journal of …, 2004 - Wiley Online Library
We have determined the postspinel transformation boundary in Mg2SiO4 by combining
quench technique with in situ pressure measurements, using multiple internal pressure …

Equations of state of MgO, Au, Pt, NaCl-B1, and NaCl-B2: Internally consistent high-temperature pressure scales

PI Dorogokupets, A Dewaele - High Pressure Research, 2007 - Taylor & Francis
Semiempirical equations of state (EoS) of Au, Pt, MgO, NaCl-B1, and NaCl-B2 based on
expanded Mie–Grüneisen–Debye approach, which are consistent both with the Mie …

The COMPRES/GSECARS gas-loading system for diamond anvil cells at the Advanced Photon Source

M Rivers, VB Prakapenka, A Kubo, C Pullins… - High Pressure …, 2008 - Taylor & Francis
We have designed and constructed a new system for loading gases at high pressure into
diamond anvil cells at pressures up to 200 MPa. The gases are used either as quasi …

Ruby, metals, and as alternative pressure scales: A semiempirical description of shock-wave, ultrasonic, x-ray, and thermochemical data at high temperatures …

PI Dorogokupets, AR Oganov - Physical Review B—Condensed Matter and …, 2007 - APS
We have constructed semiempirical equations of state of Al, Au, Cu, Pt, Ta, and W, which
within experimental error bars describe the available shock-wave, ultrasonic, x-ray, and …

The postperovskite transition

SH Shim - Annu. Rev. Earth Planet. Sci., 2008 - annualreviews.org
The discovery of the postperovskite (PPv) transition has profound impact on our
understanding of the core-mantle boundary (CMB) region. Unlike perovskite (Pv), the PPv …

Unified analyses for PVT equation of state of MgO: A solution for pressure‐scale problems in high PT experiments

Y Tange, Y Nishihara, T Tsuchiya - Journal of Geophysical …, 2009 - Wiley Online Library
In order to determine an accurate and reliable high‐pressure and high‐temperature
equation of state (EOS) of MgO, unified analyses were carried out for various pressure‐scale …

Experimental evidence supports mantle partial melting in the asthenosphere

J Chantel, G Manthilake, D Andrault, D Novella… - Science …, 2016 - science.org
The low-velocity zone (LVZ) is a persistent seismic feature in a broad range of geological
contexts. It coincides in depth with the asthenosphere, a mantle region of lowered viscosity …