Thermodynamics and equations of state of iron to 350 GPa and 6000 K

PI Dorogokupets, AM Dymshits, KD Litasov… - Scientific reports, 2017 - nature.com
The equations of state for solid (with bcc, fcc, and hcp structures) and liquid phases of Fe
were defined via simultaneous optimization of the heat capacity, bulk moduli, thermal …

P–V–T equation of state of iridium up to 80 GPa and 3100 K

S Anzellini, L Burakovsky, R Turnbull, E Bandiello… - Crystals, 2021 - mdpi.com
In the present study, the high-pressure high-temperature equation of the state of iridium has
been determined through a combination of in situ synchrotron X-ray diffraction experiments …

New High-Pressure and High-Temperature CaCO3 Polymorph

D Druzhbin, SV Rashchenko, A Shatskiy… - ACS Earth and Space …, 2022 - ACS Publications
In this work, we report an experimental observation of a new CaCO3 calcite-Vb phase,
which occurs as the intermediate between aragonite and calcite-V at pressures> 3.5 GPa …

PVT equation of state of CaCO3 aragonite to 29 GPa and 1673 K: In situ X-ray diffraction study

KD Litasov, A Shatskiy, PN Gavryushkin… - Physics of the Earth and …, 2017 - Elsevier
Pressure–volume–temperature relations have been measured to 29 GPa and 1673 K for
CaCO 3 aragonite using synchrotron X-ray diffraction with a multianvil apparatus at the …

Structural phase transitions in yttrium up to 183 GPa

EJ Pace, SE Finnegan, CV Storm, M Stevenson… - Physical Review B, 2020 - APS
Angle-dispersive x-ray powder diffraction experiments have been performed on yttrium
metal up to 183 GPa. We find that the recently discovered o F 16 structure observed in the …

High pressure generation using double-stage diamond anvil technique: problems and equations of state of rhenium

T Sakai, T Yagi, T Irifune, H Kadobayashi… - High Pressure …, 2018 - Taylor & Francis
We have developed a double stage diamond anvil cell (ds-DAC) technique for reproducible
pressure by precisely fabricating 2nd stage anvils using a focused ion beam system. We …

Static compression of B2 KCl to 230 GPa and its P-V-T equation of state

S Tateno, T Komabayashi, K Hirose, N Hirao… - American …, 2019 - degruyter.com
The pressure-volume-temperature (PVT) measurements of the B2 (CsCl-type) phase of KCl
were performed at 9–61 GPa/1500–2600 K and up to 229 GPa at room temperature, based …

Equations of state of iron nitrides ε‐Fe3Nx and γ‐Fe4Ny to 30 GPa and 1200 K and implication for nitrogen in the Earth's core

KD Litasov, A Shatskiy, DS Ponomarev… - Journal of …, 2017 - Wiley Online Library
Nitrogen abundance is one of the most uncertain among all elements in the Earth's interior.
Recent data indicate an affinity between Fe‐nitrides and Fe‐carbides in the Earth's mantle …

Carbon-bearing magmas in the Earth's deep interior

KD Litasov, A Shatskiy - Magmas Under Pressure, 2018 - Elsevier
Geodynamic models considering fast mantle upwelling without volatile-bearing components
are inapplicable due to high melting temperatures of mantle silicates. Here we discuss the …

On the creation of thermal equations of state for use in Dioptas

JD McHardy, CV Storm, MJ Duff… - High Pressure …, 2023 - Taylor & Francis
Dioptas is a widely used software package for integrating and analysing 2-dimensional
diffraction images. To help interpret the integrated diffraction profiles it produces, Dioptas …