Altered chemistry of oxygen and iron under deep Earth conditions
A drastically altered chemistry was recently discovered in the Fe-OH system under deep
Earth conditions, involving the formation of iron superoxide (FeO2H x with x= 0 to 1), but the …
Earth conditions, involving the formation of iron superoxide (FeO2H x with x= 0 to 1), but the …
P‐V‐T equation of state of MgSiO3 perovskite based on the MgO pressure scale: A comprehensive reference for mineralogy of the lower mantle
In situ P‐V‐T measurements of MgSiO3 perovskite were carried out up to 110 GPa and 2500
K, using a sintered‐diamond multianvil apparatus and a laser‐heated diamond anvil cell …
K, using a sintered‐diamond multianvil apparatus and a laser‐heated diamond anvil cell …
First-principles study of electronic, vibrational, elastic, and magnetic properties of FeF as a function of pressure
S López-Moreno, AH Romero, J Mejía-López… - Physical Review B …, 2012 - APS
We report systematic ab initio calculations of the electronic band structure, phonon
dispersion relation, and the structural characterization of FeF 2 in the rutile (P 4 2/mnm) …
dispersion relation, and the structural characterization of FeF 2 in the rutile (P 4 2/mnm) …
Synthesis, Crystal Structure, and Electronic Properties of High-Pressure PdF2-Type Oxides MO2 (M = Ru, Rh, Os, Ir, Pt)
Y Shirako, X Wang, Y Tsujimoto, K Tanaka… - Inorganic …, 2014 - ACS Publications
The polycrystalline MO2's (HP-PdF2-type MO2, M= Rh, Os, Pt) with high-pressure PdF2
compounds were successfully synthesized under high-pressure conditions for the first time …
compounds were successfully synthesized under high-pressure conditions for the first time …
Density of amorphous to 133 GPa with possible pyritelike structure and stiffness at high pressure
S Petitgirard, G Spiekermann, K Glazyrin, J Garrevoet… - Physical Review B, 2019 - APS
Germanium oxide is a prototype network-forming oxide with pressure-induced structural
changes similar to those found in crystals and amorphous silicate oxides at high pressure …
changes similar to those found in crystals and amorphous silicate oxides at high pressure …
Pyrite form of group-14 element pernitrides synthesized at high pressure and high temperature
K Niwa, H Ogasawara, M Hasegawa - Dalton Transactions, 2017 - pubs.rsc.org
The chemical reaction of group-14 elements with molecular nitrogen at pressures above 60
GPa successfully leads to the formation of pyrite-type pernitrides. These new crystalline …
GPa successfully leads to the formation of pyrite-type pernitrides. These new crystalline …
Correlated High-Pressure Phase Sequence of VO2 under Strong Compression
Understanding how the structures of a crystal behave under compression is a fundamental
issue both for condensed matter physics and for geoscience. Traditional description of a …
issue both for condensed matter physics and for geoscience. Traditional description of a …
High-pressure silicates: crystal chemistry and systematics
SV Krivovichev - Zapiski Rossiiskogo Mineralogicheskogo Obshchestva, 2021 - elibrary.ru
The crystal chemistry of high-pressure (HP) silicates has been reviewed with special
emphasis on their structural topology and Si coordination. The HP silicates are subdivided …
emphasis on their structural topology and Si coordination. The HP silicates are subdivided …
Ab initio constraints on the melting of silica at high pressures up to 500 GPa
The melting curve of pure silica (SiO 2) was determined using ab initio density functional
theory together with the solid-liquid coexisting approach, thermodynamic integration, and …
theory together with the solid-liquid coexisting approach, thermodynamic integration, and …
Pressure-induced loss of metallicity in
The density evolution of the physical properties of the transition-metal oxide RuO 2 coupled
with a deeper understanding of underlying metastable phases is necessary for correlating …
with a deeper understanding of underlying metastable phases is necessary for correlating …