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Theoretical and Computational Methods in Mineral Physics: Geophysical Applications
Reviews in Mineralogy and Geochemistry, Mineralogical Society of America
R. M. Wentzcovitch, and L. Stixrude
Proceedings of Symposium D of the Materials Research Society, Spring 02 Meeting
R. M. Wentzcovitch, A. Navrotsky, and K. Poeppelmeyer
December, 2002
High Pressure Materials Research
Proceedings of Symposium DD of the Materials Research Society Fall 97 Meeting
R. M. Wentzcovitch, R. Hemley, W. Nellis, and P. Y. Yu
December, 1998
Fe2+ partitioning in Al-free pyrolite: consequences for seismic velocities and heterogeneities
J. Zhuang and R. Wentzcovitch
Melting Temperature of Iron Under the Earth’s Inner Core Condition from Deep Machine Learning
F. Wu, S. Wu, C.-Z. Wang, K.-M. Ho, R. M. Wentzcovitch, Y. Sun
Thermodynamic phase boundary between tetragonal and cubic CaSiO3 perovskite under lower-mantle condition
F. Wu, Y. Sun, T. Wan, S. Wu, and R. M. Wentzcovitch
Ab initio study on the stability and elasticity of brucite
H. Wang, C. Luo, and R. M. Wentzcovitch
Thermoelastic properties of bridgmanite using Deep Potential Molecular Dynamics
T. Wan, C. Luo, Y. Sun, and R. M. Wentzcovitch
Probing the state of hydrogen in δ-AlOOH at mantle conditions with machine learning potential
C. Luo, Y. Sun, and R. M. Wentzcovitch
Full-waveform tomography reveals iron spin crossover in Earth’s lower mantle
L. Cobden, J. Zhuang, W. Lei, R. M. Wentzcovitch, J. Trampert, and J. Tromp
Unveiling the effect of Ni on the formation and structure of Earth’s inner core
Y. Sun, M. I. Mendelev, F. Zhang, Z. Liu, X. Liu, B. Da, C.-Z Wang, R. M. Wentzcovitch, and K.-M. Ho
Structural prediction of Fe-Mg-O compounds at Super-Earth’s pressures
Y. Fang, Y. Sun, R. Wang, F. Zheng, F. Zhang, S. Wu, C.-Z. Wang, R. M. Wentzcovitch, K.-M. Ho
Structure and dynamics of Fe90 Si3 O7 liquids close to Earth’s liquid core conditions
L. Tang, C. Zhang, Y. Sun, K.-M. Ho, R. M. Wentzcovitch, and C.-Z. Wang
DeePMD-kit v2: A software package for Deep Potential models
D. Zeng, D. Zhang, D. Lu, P. Mo, Z. Li, Y. Chen, M. Rynik, L. Huang, Z. Li, S. Shi, Y. Wang, H. Ye, P. Tuo, J. Yang, Y. Ding, Y. Li, D. Tisi, Q. Zeng, H. Bao, Y. Xia, J Huang, K. Muraka, Y. Wang, J. Chang, F. Yuan, S. L. Bore, C. Cai, Y. Lin, B. Wang, J. Xu, J.-X. Zhu, C. Luo, Y. Zhang, R. E. A. Goodall, W. Liang, A. K. Singh, S. Yao, J. Zhang, R. Wentzcovitch, J. Han, J. Liu, W. Jia, D. M. York, W. E, R. Car, L. Zhang, and H. Wang
PBE-GGA predicts the B8 B2 phase boundary of FeO under Earth’s core pressures
Z. Zhang, Y. Sun, and R. M. Wentzcovitch
pgm: a Python package for free-energy calculations within the phonon gas model
H. Wang, J. Zhuang, Z. Zhang, Q. Zhang, and R. M. Wentzcovitch
The Post-Perovskite Transition in Fe- and Al-Bearing Bridgmanite: Effects on Seismic Observables
R. M. Wentzcovitch, J. Valencia Cardona, J. Zhuang, G. Shukla, K. Sarkar
Ab initio melting temperatures of bcc and hcp iron under the Earth’s inner core condition
Y. Sun, M. I. Mendelev, F. Zhang, Z. Liu, B. Da, C.-Z Wang, R. M. Wentzcovitch, and K.-M. Ho
express
: extensible, high-level workflows for swifter ab initio materials modeling
Q. Zhang, C. Gu, J. Zhuang, and R. M. Wentzcovitch
Iron-rich Fe-O compounds at Earth’s core pressures
J. Liu, Y. Sun, C. Lv, F. Zhang, S. Fu, V. B. Prakapenka, C.-Z. Wang, K.-M. Ho, J.-F. Lin, R. M. Wentzcovitch
3rd order elastic coefficients and stress-dependent elasticity
C. Luo, R. M. Wentzcovitch, and J. Tromp
Anharmonic thermodynamic properties and phase boundary across the post-perovskite transition in MgSiO3
Z. Zhang and R. M. Wentzcovitch
Elastic anisotropy of lizardite at subduction zone conditions
X. Deng, C. Luo, G. Abers, R. M. Wentzcovitch, and Z. Wu
Structure and motifs of iron oxides from 1 to 3 TPa
F. Zheng, Y. Sun, R. Wang, Y. Fang, F. Zhang, S. Wu, C.-Z. Wang, R. M. Wentzcovitch, K.-M. Ho
Deep machine learning potential for atomistic simulation of Fe-Si-O systems under Earth’s outer core conditions
C. Zhang, L. Tang, Y. Sun, K.-M. Ho, R. M. Wentzcovitch, and C.-Z. Wang
Intermediate spin state and the B1-B2 transition in ferropericlase at Tera-Pascal pressures
T. Wan, Y. Sun, and R. M. Wentzcovitch
Ab initio investigation of H-bond disordering in δ-AlOOH
C. Luo, T. Wan, K. Umemoto, and R. M. Wentzcovitch
The phonon quasiparticle method
Z. Zhang, D.-B. Zhang, S. Tao, R. M. Wentzcovitch
January, 2022
Journal of Physics: Conference Series
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LDA+Usc calculation of spin crossover in ferropericlase
Y. Sun, J. Zhuang, and R. M. Wentzcovitch
Two-step nucleation of the Earth’s inner core
Y. Sun, F. Zhang, M. Y. Mendelev, R. M. Wentzcovitch, K.-M. Ho
Thermal conductivity of cubic CaSiO3 –perovskite at lower mantle conditions
Z. Zhang, D.-B. Zhang, K. Onga, K. Ohta, K. Hirose, R. M. Wentzcovitch
Unconventional iron-magnesium compounds at tera-Pascal pressures
Y. Fang, Y. Sun, R. Wang, F. Zheng, S. Wu, C.-Z. Wang, R. M. Wentzcovitch, K.-M. Ho
Seismic detection of the iron spin transition in Earth’s lower mantle
G. Shephard, C. Houser, J. Hernlund, J. Valencia-Cardona, R. Tronne, and R. M. Wentzcovitch
cij: a phyton code for quasiharmonic thermoelasticity
C. Luo, X. Deng, W. Wang, G. Shukla, Z. Wu, and R. M. Wentzcovitch
Ab initio prediction of an order-disorder transition in Mg2 GeO4 : implication for the nature of Super-Earth’s mantles
K. Umemoto and R. M. Wentzcovitch
Prediction of crystal structures and motifs in the Fe-Mg-O system under earth’s core pressures
R. Wang, Y. Sun, R. M. Wentzcovitch, Y. Fang, Z. Wu, Z. Lin, C.-Z. Wang, and K.-M. Ho
Thermodynamic properties of ε-Fe with thermal electronic excitation effects on vibrational spectra
J. Zhuang, H. Wang, Q. Zhang, R. M. Wentzcovitch
Thermodynamic propertie of cubic CaSiO3 -perfovskite at extreme conditions
Z. Zheng, R. M. Wentzcovitch
Ab initio lattice thermal conductivity of MgSiO3 across the perovskite-postperovskite phase transition
Z. Zhang, and R. M. Wentzcovitch
Toward an international practical pressure scale: A proposal for an IPPS ruby gauge (IPPS-Ruby2020)
G. Shen, Y. Wang, A. Dewaele, K. Syassen, C. Wu, D. E. Fratanduono, J. Eggert, S. Klotz, K. F. Dziubek, P. Loubeyre, O. V. Fat’yanov, P. D. Asimow, T. Mashimo, R. Wentzcovitch, other members of the IPPS task group
Discriminating lower mantle composition
C. Houser, J. W. Hernlund, J. Valencia-Cardona, and R. M. Wentzcovitch
Phonons in (Mg,Fe)O ferropericlase throughout the iron spin crossover
M. Marcondes, F. Zhang, and R. M. Wentzcovitch
Phase stability of FeO polytypes from self-consistent LDA+USC calculations
Y. Sun, M. Cococcioni, and Wentzcovitch
Velocity and density characteristics of subducted oceanic crust and the origin of lower-mantle heterogeneities
W. Wang, Y. Xu, D. Sun, S. Ni, R. M. Wentzcovitch, and Z. Wu
Ab initio exploration of post-PPV transitions in low-pressure analogs of MgSiO3
K. Umemoto and R. M. Wentzcovitch
phq: A Fortran code to compute phonon quasiparticle properties and dispersions
Z. Zhang, D.-B. Zhang, T. Sun, and R. M. Wentzcovitch
October, 2019
Computer Physics Communications
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Thermoelasticity of Iron‐ and Aluminum‐Bearing MgSiO3 Postperovskite
G. Shukla, K. Sarkar, and R. M. Wentzcovitch
January, 2019
Journal of Geophysical Research: Solid Earth
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Effects of Induced Stress on Seismic Waves: Validation Based on Ab Initio Calculations
J. Tromp, M. L. Marcondes, R. M. Wentzcovitch, and J. Trampert
January, 2019
Journal of Geophysical Research: Solid Earth
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Mass-dependent dynamics of terrestrial exoplanets using ab initio mineral properties
A. P. van den Berg, D. A. Yuen, K. Umemoto, M. Jacobs, and R. M. Wentzcovitch
Iron isotopic fractionation in mineral phases from Earth’s lower mantle: Did terrestrial magma ocean crystallization fractionate iron isotopes?
H. Yang, J.-F. Lin, M. Y. Hu, M. Roskosz, W. Bi, J Zhao, E. E. Alp, J. Liu, T. Okuchi, R. M. Wentzcovitch, and N. Dauphas
January, 2019
Earth and Planetary Science Letters
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qha: A Python package for quasiharmonic free energy calculation for multi-configuration systems
Tian Qin, Qi Zhang, Renata M. Wentzcovitch, Koichiro Umemoto
April, 2019
Computer Physics Communications
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An Extended Semianalytical Approach for Thermoelasticity of Monoclinic Crystals: Application to Diopside
F. Zou, Z. Wu, W. Wang, and R. M. Wentzcovitch
September, 2018
Journal of Geophysical Research: Solid Earth
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EPAW-1.0 code for evolutionary optimization of PAW datasets especially for high-pressure application
Kanchan Sarkar, N.A.W. Holzwarth, R.M.Wentzcovitch
December, 2018
Computer Physics Communications
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Electronic structure of BaSnO3 investigated by high-energy-resolution electron energy-loss spectroscopy and ab initio calculations
H. Yun, M. Topsakal, A. Prakash, K. Ganguly, C. Leighton, B. Jalan, R. M. Wentzcovitch, J. S. Jeong, and K. A. Mkhoyan
March, 2018
Journal of Vacuum Science & Technology A
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Ab initio study of water speciation in forsterite: Importance of the entropic effect
T. Qin, R. M. Wentzcovitch, K. Umemoto, M. Hirschmann, and D. Kohlstedt
Importance of van der Waals interaction on structural, vibrational, and thermodynamic properties of NaCl
M. L. Marcondes, R. M. Wentzcovitch, L. V. C. Assali
Bullen’s Parameter as a Seismic Observable for Spin Crossovers in the Lower Mantle
J. Valencia-Cardona, Q. Williams, G. Shukla, and R. Wentzcovitch
September, 2017
Geophysical Research Letters
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Thermal conductivity from phonon quasiparticles with subminimal mean free path in the MgSiO3 perovskite
Dong-Bo Zhang, Philip B. Allen, Tao Sun, and Renata M. Wentzcovitch
Phase transitions in MgSiO3 post-perovskite in terrestrial exoplanetary mantles
K. Umemoto, R. M Wentzcovitch, S. Q. Wu, M. Ji, C. Z. Wang, K.-M. Ho
November, 2017
Earth and Planetary Science Letters
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Lattice Thermal Conductivity of MgSiO3 Perovskite from First Principles
N. Ghaderi, D.-B. Zhang, H. Zhang, J. Xian, T. Sun, and R. M. Wentzcovitch
Evolutionary optimization of PAW data-sets for accurate high pressure simulations
K. Sarkar, M. Topsakal, N. Holzwarth, and R. M. Wentzcovitch
October, 2017
Journal of Computational Physics
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Influence of the iron spin crossover in ferropericlase on the lower mantle geotherm
J. Valencia-Cardona, G. Shukla, Z. Wu, D. Yuen, C. Hernlund, and R. Wentzcovitch
First principles study of volume isotope effects in ices VIII and X
K. Umemoto and R. Wentzcovich
March, 2017
Japanese Journal of Applied Physics
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Premelting hcp to bcc Transition in Beryllium
Y. Lu, T. Sun, Ping Zhang, P. Zhang, D.-B. Zhang, and R. M. Wentzcovitch
Persistence of strong silica-enriched domains in the Earth’s lower mantle
M. Ballmer, C. Houser, J. Hernlund, R. M. Wentzcovitch, and K. Hirose
Composition versus temperature induced velocity heterogeneities in a pyrolytic lower mantle
Z. Wu and R. Wentzcovitch
January, 2017
Earth and Planetary Science Letters
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Spin crossover in (Mg,Fe3+ )(Si,Fe3+ )O3 bridgmanite: Effects of disorder, iron concentration, and temperature
G. Shukla and R. M. Wentzcovitch
September, 2016
Physics of the Earth and Planetary Interiors
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A new line defect in strained NdTiO3 perovskite
J. S. Jeong, M. Topsakal, P. Xu, B. Jalan, R. M. Wentzcovitch, and A. Mkhoyan
First-principles study of crystal and electronic structure of rare-earth cobaltites
M. Topsakal, C. Leighton, and R. Wentzcovitch
Post-stishovite transition in hydrous aluminous SiO2
K. Umemoto, T. Kawamura, K. Hirose, and R. M. Wentzcovitch
March, 2016
Physics of the Earth and Planetary Interiors
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Thermoelasticity of Fe+ ‐ and Al‐bearing bridgmanite: Effects of iron spin crossover
G. Shukla, M. Cococcioni, and R. Wentzcovitch
Accurate thermoelastic tensor and acoustic velocities of NaCl
M. M. Lacerda, G. Shukla, and R. M. Wentzcovitch
Nature of the volume isotope effect in H2 O-ice
K. Umemoto, E., Sugimura, K. Hirose, S. de Gironcoli, and R. M. Wentzcovitch
Spin crossovers in iron-bearing MgSiO3 and MgGeO3 : their influence on the post-perovskite transitions
G. Shukla, M. Topsakal, and R. Wentzcovitch
October, 2015
Physics of the Earth and Planetary Interiors
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Atomic and electronic structure of exfoliated black phosphorus
R. Wu, M. Topsakal, M. Robbins, N. Haratipour, J. Jeong, R. Wentzcovitch, S. Koester, and K. A. Mkhoyan
July, 2015
Journal of Vacuum Science & Technology A
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Searching for high magnetization density in bulk Fe: the new metastable Fe6 phase
K. Umemoto, B. Himmetoglu, J. P. Wang, R. Wentzcovitch, and M. Cococcioni
November, 2014
Journal of Physics: Condensed Matter
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Mineralogy of the deep mantle – the post-perovskite phase and its geophysical significance
K. Hirose, T. Lay, R. M. Wentzcovitch, and D. A. Yuen
April, 2015
Treatise on Geophysics (Second Edition)
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Hybrid ab-initio/experimental high temperature equations of state: Application to the NaCl pressure scale
M. M. Lacerda and R. M. Wentzcovitch
Thermoelasticity of Fe2+ ‐bearing bridgmanite
G. Shukla, Z. Wu, H. Hsu, A. Floris, M. Cococcioni, and R. Wentzcovitch
First-principles study of intermediate-spin ferrous iron in the Earth’s lower mantle
H. Hsu and R. Wentzcovitch
Accurate projected augmented wave (PAW) datasets for rare-earth elements (RE = La–Lu)
M. Topsakal and R. Wentzcovitch
August, 2014
Computational Materials Science
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Spin crossover in ferropericlase and velocity heterogeneities in the lower mantle
Z. Wu and R. Wentzcovitch
High temperature stabilization of cubic CaSiO3-perovskite at lower mantle pressures
T. Sun, D.-B. Zhang, and R. M. Wentzcovitch
First-principles elasticity of monocarboaluminate hydrates
J. Moon, R. M. Wentzcovitch, and P. Monteiro
Phonon Quasiparticles and Anharmonic Free Energy in Complex Systems
D.-B. Zhang, T. Sun, and R. M. Wentzcovitch
Adaptive genetic algorithm for crystal structure prediction
S. Q. Wu, M. Ji, C. Z. Wang, M. C. Nguye, X. Zhao, K. Umemoto, R. M. Wentzcovitch, and K. M. Ho
December, 2013
Journal of Physics: Condensed Matter
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Elastic Anomalies in a Spin-Crossover System: Ferropericlase at Lower Mantle Conditions
Z. Wu, J. F. Justo, and R. Wentzcovitch
Phase equilibria of (Mg,Fe)2 SiO4 at the Earth’s upper mantle conditions from first-principles studies
Y. Yu, V. Vinograd, B. Winkler, and R. M. Wentzcovitch
February, 2013
Physics of the Earth and Planetary Interiors
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Mantle dynamics with pressure- and temperature-dependent thermal expansivity and conductivity
N. Tosi, D. A. Yuen, N. de Koker, and R. M. Wentzcovitch
March, 2013
Physics of the Earth and Planetary Interiors
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Thermal elasticity of (Fex ,Mg1-x )2 SiO4 olivine and wadsleyite
M. Núñez-Valdéz, Z. Wu, Y. Yu, and R. M. Wentzcovitch
Direct determination of electric current in Born–Oppenheimer molecular dynamics
T. Sun and R. Wentzcovitch
First-principles studies of spin-state crossovers of iron in perovskite
R. M. Wentzcovitch, H. Hsu, and K. Umemoto
September, 2012
European Journal of Mineralogy
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Spin crossover in iron in aluminous MgSiO3 persovskite and post-perovskite
H. Hsu, Y. Yu, and R. M. Wentzcovitch
November, 2012
Earth and Planetary Science Letters
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Thermoelastic properties of wadsleyite and ringwoodite (Fex ,Mg1-x )2 SiO4 : their relationship to the 520 km seismic discontinuity
M. Núñez-Valdéz, Z. Wu, Y. Yu, J. Revenaugh, and R. M. Wentzcovitch
October, 2012
Earth and Planetary Science Letters
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Elasticity of diamond at high pressures and temperatures
M. Núñez-Valdéz, K. Umemoto, and R. M. Wentzcovitch
Elastic Properties of Tricalcium Aluminate from High-Pressure Experiments and First-Principles Calculations
J. Moon, S. Yoon, R. M. Wentzcovitch, S. M. Clark, and P. J.M. Monteiro
June, 2012
Journal of the American Ceramic Society
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Ferromagnetic insulating state in tensile-strained LaCoO3 thin films from LDA + U calculations
H. Hsu, P. Blaha, and R. M. Wentzcovitch
Spin states and hyperfine interactions of iron incorporated in MgSiO3 post-perovskite
Y. Yu, H. Hsu, M. Cococcioni, and R. M. Wentzcovitch
May, 2012
Earth and Planetary Science Letters
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New ice phases under ultrahigh pressure predicted using the adaptive genetic algorithm
M. Ji, K. Umemoto, C.-Z Wang, K.-M. Ho, and R. M. Wentzcovitch
First-principles study of electronic and structural properties of CuO
B. Himmetoglu, R.M. Wentzcovitch, M. Cococcioni
Influence of iron on the elastic properties of wadsleiyte and ringwoodite
M. Núñez-Valdéz, P. da Silveira, R. M. Wentzcovitch
December, 2011
Journal of Geophysical Research: Solid Earth
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Two-stage dissociation of MgSiO3 post-perovskite
K. Umemoto and R. M. Wentzcovitch
November, 2011
Earth and Planetary Science Letters
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The Impact of Variability in the Rheological Activation Parameters on Lower-Mantle Viscosity Stratification and its Dynamics
C. Matyska, D.A. Yuen, H. Cizkova, and R. M. Wentzcovitch
June, 2011
Physics of the Earth and Planetary Interiors
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The High Pressure Electronic Spin Transition in Iron: Potential Impacts upon Mantle Mixing
M. H. Shahnas, W. R. Peltier, Z. Wu, R. M. Wentzcovitch
August, 2011
Journal of Geophysical Research: Solid Earth
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A first-principles investigation of hydrous defects and IR frequencies in forsterite: The case for Si vacancies
K. Umemoto, R. M. Wentzcovitch, M. Hirschmann, D. Kohlstedt, and A. Withers
Quasiharmonic thermal elasticity of crystals: an analytical approach
Z. Wu and R. M. Wentzcovitch
Identification of post-pyrite phase transition in SiO2 by genetic algorithm
S. Wu, K. Umemoto, M. Ji, C.-Z. Wang, K.-M. Ho, and R. M.
Thermodynamic properties of MgSiO3 majorite and phase transitions near 660-km depth in MgSiO3 and Mg2 SiO4 : a first principles study
Y.Yu, R. M. Wentzcovitch, V. Vinograd, and R. J. Angel
February, 2011
Journal of Geophysical Research: Solid Earth
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Spin-state crossover and hyperfine interactions of ferric iron in MgSiO3 perovskite
H. Hsu, P. Blaha, M. Cococcioni, and R. M. Wentzcovitch
The Hubbard U correction for iron-bearing minerals: A discussion based on (Mg,Fe)SiO3 perovskite
H. Hsu, R. M. Wentzcovitch, K. Umemoto, and M. Cococcioni
March, 2011
Physics of the Earth and Planetary Interiors
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Effect of the d electrons on phase transitions in transition-metal sesquioxides
K. Umemoto and R. M. Wentzcovitch
May, 2011
Physics and Chemistry of Minerals
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Order-disorder phase transition in ice VII-VIII by first principles
K. Umemoto, R. M. Wentzcovitch, S. de Gironcoli, and S. Baroni
Cobalt spin states and hyperfine interactions in LaCoO3 investigated by LDA+U calculations
H. Hsu, P. Blaha, R. M. Wentzcovitch, and C. Leighton
Fundamentals of elasticity of (Mg(1-x) Fex )2 SiO4 -olivine
M. Núñez-Valdéz, K. Umemoto, and R. M. Wentzcovitch
Effect of site degeneracies on the spin crossovers in (Mg,Fe)SiO3
K. Umemoto, H. Hsu, and R. M. Wentzcovitch
June, 2010
Physics of the Earth and Planetary Interiors
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Multi-Mbar phase transitions in minerals
K. Umemoto and R. M. Wentzcovitch
January, 2010
Reviews in Mineralogy & Geochemistry
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Spin-state crossover of iron in lower mantle minerals: results of DFT+U investigations
H. Hsu, K. Umemoto, and R. M. Wentzcovitch
January, 2010
Reviews in Mineralogy & Geochemistry
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First priniciples quasiharmonic thermoelasticity of mantle minerals
R. M. Wentzcovitch, Z. Wu, and P Carrier
January, 2010
Reviews in Mineralogy & Geochemistry
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Thermodynamic properties and phase relations in mantle minerals investigated by first priniciples quasiharmonic theory
R. M. Wentzcovitch, Y. Yu, and Z. Wu
January, 2010
Reviews in Mineralogy & Geochemistry
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Body-Centered Tetragonal C-4: A Viable sp(3) Carbon Allotrope
K. Umemoto, R. M. Wentzcovitch, S. Saito, and T. Miyaki
Spin states and hyperfine interactions of iron in (Mg,Fe)SiO3 perovskite under pressure
H. Hsu, K. Umemoto, R. M. Wentzcovitch, and P. Blaha
May, 2010
Earth and Planetary Science Letters
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First principles study of thermodynamics and phase transition in low-pressure (P2(1)/c) and high-pressure (C2/c) clinoenstatite MgSiO3
Y. Yu, R. M. Wentzcovitch, and R. Angel
February, 2010
Chemistry and Physics of Minerals and Rocks/Volcanology
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Quantum ESPRESSO: a modular and open-source software project for quantum simulations of materials
P. Giannozzi, S. Baroni, N. Bonini, M. Calandra, et al.
September, 2009
Journal of Physics: Condensed Matter
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Low-pressure clino- to high-pressure clinoenstatite phase transition: A phonon-related mechanism
Y. Yu and R.M. Wentzcovitch
Anomalous thermodynamic properties in ferropericlase throughout its spin crossover transition
Z. Wu, J. F. Justo, C. R. S. da Silva, S. de Gironcoli, and R. M. Wentzcovitch
First principles study of low-spin LaCoO3 with structurally consistent Hubbard U
H. Hsu, K. Umemoto, M. Cococcioni, and R. M. Wentzcovitch
An effective semi-empirical ansatz for computing anharmonic free energies
Z. Wu. and R. M. Wentzcovitch
Anomalous compressibility of ferropericlase throughout the iron spin crossover
R. M. Wentzcovitch, J. F. Justo, Z. Wu, C. R. S. da Silva, D. Yuen, and D. Kohlstedt
Quasiharmonic elastic constants corrected for deviatoric thermal stresses
Pierre Carrier, João F. Justo, and Renata M. Wentzcovitch
Metadata management for distributed first principles calculations in VLab—A collaborative cyberinfrastructure for materials computation
P. da Silveira, C. R. S. da Silva, and R. M. Wentzcovitch
February, 2008
Computer Physics Communications
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Spin transition in (Mg,Fe)SiO3 perovskite under pressure
K. Umemoto, R. Wentzcovitch, Y. Yu, R. Requist
November, 2008
Earth and Planetary Science Letters
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Lattice dynamics and thermal equation of state of platinum
T. Sun, K. Umemoto, A. Wu, J.-C. Zheng, R. Wentzcovitch
$\alpha–\beta–\gamma$ transformations in Mg2 SiO4 in Earth’s transition zone
Y. Yu, Z. Wu, R. M. Wentzcovitch
August, 2008
Earth and Planetary Science Letters
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Pressure‐volume‐temperature relations in MgO: An ultrahigh pressure‐temperature scale for planetary sciences applications
Z. Wu, R. M. Wentzcovitch, K. Umemoto, B. Li, and K. Hirose
June, 2008
Journal of Geophysical Research: Solid Eart
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Correction: Pressure‐volume‐temperature relations in MgO: An ultrahigh pressure‐temperature scale for planetary sciences applications
Z. Wu, R. M. Wentzcovitch, K. Umemoto, B. Li, and K. Hirose
May, 2010
Journal of Geophysical Research: Solid Eart
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Prediction of an U2 S3 -type polymorph of Al2 O3 at 3.7 Mbar
K. Umemoto and R. Wentzcovitch
Vibrational properties of δ-AlOOH under pressure
J. Tsuchiya, T. Tsuchiya, and R. M. Wentzcovitch
First-principles prediction of crystal structures at high temperatures using the quasiharmonic approximation
P. Carrier, R. M. Wentzcovitch, and J. Tsuchiya
Erratum: First-principles prediction of crystal structures at high temperatures using the quasiharmonic approximation
P. Carrier, R. M. Wentzcovitch, and J. Tsuchiya
Vibrational and thermodynamic properties of wadsleyite: A density functional study
Z. Wu and R. M. Wentzcovitch
December, 2007
Journal of Geophysical Research: Solid Eart
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Virtual laboratory for planetary materials: System service architecture overview
C. R. S. da Silva, P. R. C. da Silveira, B. B. Karki, R. M Wentzcovitch, P. A. Jensen, E. F. Bollig, M. Pierce, G. Erlebacher, D. A. Yuen
August, 2007
Physics of the Earth and Planetary Interiors
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Vibrational and thermodynamic properties of forsterite
L. Li, R. M. Wentzcovitch, D. Weidner, C. R. S. da Silva
May, 2007
Journal of Geophysical Research: Solid Earth
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Correction: Vibrational and thermodynamic properties of forsterite
L. Li, R. M. Wentzcovitch, D. Weidner, C. R. S. da Silva
April, 2008
Journal of Geophysical Research: Solid Earth
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First principles investigation of the postspinel transition in Mg2 SiO4
Y. Yu, R.M. Wentzcovitch, T. Tsuchiya, K. Umemoto
Electronic spin transition of iron in Earth’s lower mantle
J. F. Lin, S. Jacobsen, R. M. Wentzcovitch
June, 2007
Eos, Transactions American Geophysical Union
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Composition controlled spin polarization in Co1-x Fex S2 alloys
C. Leighton, A. Cady, J.W. Freeland, M. Manno, L. Wang, K. Umemoto, R.M. Wentzcovitch, T.Y. Chen, C.L. Chien, P.L. Kuhns, M.J.R. Hoch, A.P. Reyes, W.G. Moulton, E.D. Dahlberg, J. Checkelsky, and J. Eckert
July, 2007
Journal of Physics: Condensed Matter
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Thermodynamic Properties and Stability Field of MgSiO3 Post‐Perovskite
R. Wentzcovitch, T. Tsuchiya, J. Tsuchiya, K. Umemoto
January, 2007
Post‐Perovskite: The Last Mantle Phase Transition, Volume 174
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Virtual laboratory for planetary materials: System service architecture overview
C. R. S. da Silva, P. da Silveira, B. B. Karki, R. M. Wentzcovitch, P. A. Jensen, E. F. Bollig, M. Pierce, G. Erlebacher, and D. A. Yuen
August, 2007
Physics of the Earth and Planetary Interiors
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Potential ultrahigh pressure polymorphs of ABX 3 -type compounds
K. Umemoto and R. M. Wentzcovitch
MgSiO3 postperovskite at D″ conditions
R.M. Wentzcovitch, T. Tsuchiya, J. Tsuchiya,
Dissociation of MgSiO3 in the Cores of Gas Giants and Terrestrial Exoplanets
K. Umemoto, R. M. Wentzcovitch, and P. B. Allen
Spin Transition in Magnesiowüstite in Earth’s Lower Mantle
T. Tsuchiya, R.M. Wentzcovitch, C. R. S. da Silva, S. de Gironcoli
Theoretical determination of the structures of CaSiO3 perovskites
R. Caracas and R. M. Wentzcovitch
January, 2006
Acta Crystallographica Section B (STRUCTURAL SCIENCE)
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Elasticity of CaSiO3 perovskite at high pressure and high temperature
L. Li, D. Weidner, J. Brodholt, D. Alfve’, G. D. Price, R. Caracas, and R. M. Wentzcovitch
May, 2006
Physics of the Earth and Planetary Interiors
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Phase stability of CaSiO3 perovskite at high pressure and temperature: Insights from ab initio molecular dynamics
L. Li, D. Weidner, J. Brodholt, D. Alfve’, G. D. Price, and R. M. Wentzcovitch
May, 2006
Physics of the Earth and Planetary Interiors
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Vibrational and thermodynamic properties of Ringwoodite
Y. Yu and R.M. Wentzcovitch
December, 2006
Journal of Geophysical Research: Solid Earth
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Composition controlled spin polarization in Co1-x Fex S2 : Electronic, magnetic, and thermodynamic properties
L. Wang, K. Umemoto, R. M. Wentzcovitch, T.Y. Chen, C.L. Chien, J.G. Checkelsky, J.C. Eckert, E.D. Dahlberg, and C. Leighton
NaMgF3 : A low‐pressure analog of MgSiO2
K. Umemoto, R. M. Wentzcovitch, J. Parise, and D. Weidner
Electronic structure of Co1-x Fex S2
K. Umemoto, R. M. Wentzcovitch, L. Wang, and C. Leighton
Theory of spintronic materials
J. R. Chelikowsky, T. Kaxiras, and R. M. Wentzcovitch
Pressure induced high spin to low spin transition in magnesiowüstite
T. Tsuchiya, R. M. Wentzcovitch, C. R. S. da Silva, S. de Gironcoli, and J. Tsuchiya
Multidisciplinary impact of the deep mantle phase transition in perovskite structure
T. Lay, D. Heinz, M. Ishii, S.-H. Shim, J. Tsuchiya, T. Tsuchiya, R. Wentzcovitch, and D. Yuen
Low ↔ High Density Transformations in H2 O-ice
K. Umemoto and R. M. Wentzcovitch
Theoretical study of the isostructural transformation in ice VIII
K. Umemoto and R. M. Wentzcovitch
CaSiO3 perovskite at lower mantle pressures
R. Caracas, R. M. Wentzcovitch, G. D. Price, and J. Brodholt
Co1-x Fex S2 : A Tunable Source of Highly Spin-Polarized Electrons
L. Wang, K. Umemoto, R.M. Wentzcovitch, T.Y. Chen, C.L. Chien, J.G. Checkelsky, J.C. Eckert, E.D. Dahlberg and C. Leighton
Vibrational and thermodynamic properties of MgSiOS3 post-perovskite
J. Tsuchiya, T. Tsuchiya, and R. M. Wentzcovitch
Journal of Geophysical Research: Solid Earth
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Transition from Rh2 O3 (II) to CaIrO3 -type structure and the high-pressure-temperature phase diagram of alumina
J. Tsuchiya, T. Tsuchiya, R.M. Wentzcovitch
Post-perovskite MgSiO3 investigated by first principles
T. Tsuchiya, J. Tsuchiya, R. M. Wentzcovitch
January, 2005
Superplumes: Beyond Plate Tectonics
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Thermoelastic properties of of MgSiO3 perovskite: insights on the nature of the Earth’s lower mantle
R. M. Wentzcovitch, B. B. Karki, M. Cococcioni, and S. de Gironcoli
Anomalous pressure-induced transition(s) in ice XI
K. Umemoto, R. M. Wentzcovitch, S. Baroni, and S. de Gironcoli
Amorphization in quenched ice VIII: A first-principles study
K. Umemoto and R. M. Wentzcovitch
Akimotoite to perovskite phase transition in MgSiO3
R. M. Wentzcovitch, L. Stixrude, B. B. Karki, and B. Kiefer
Phase Transition in MgSiO3 -perovskite in the Earth’s Lower Mantle
T. Tsuchiya, J. Tsuchiya, K. Umemoto, and R. M. Wentzcovitch
August, 2004
Earth and Planetary Science Letters
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Elasticity of MgSiO3 -post-perovskite
T. Tsuchiya, J. Tsuchiya, K. Umemoto, and R. M. Wentzcovitch
Equation of state and elasticity of FeSi
R. Caracas and R. M. Wentzcovitch
Vibrational and quasiharmonic thermal properties of CaO
B. B. Karki and R. M. Wentzcovitch
Electronic and crystal structure of fully strained LaNiO3 films
A. Yu. Dobin, K. R. Nikolaev, I. N. Krivorotov, R. M. Wentzcovitch, E. D. Dahlberg, and A. M. Goldman
First-principles lattice dynamics and thermoelasticity of MgSiO3 ilmenite at high pressure
B. B. Karki and R. M. Wentzcovitch
November, 2002
Journal of Geophysical Research: Solid Eart
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Elasticity of (Mg,Fe)SiO3 -perovskite at lower mantle conditions
B. Kiefer, L. Stixrude, and R. M. Wentzcovitch
Ab initio study of MgSiO3 low-clinoenstatite at high pressure
W. Duan, B. B. Karki, R. M. Wentzcovitch, and B. L. Gu
First principles description of the paramagnetic insulating state of chromia
A. Dobin and R. M. Wentzcovitch
First principles thermoelasticity of MgSiO3 perovskite: consequences for the inferred properties of the lower mantle
B. B. Karki, R. M. Wentzcovitch, S. de Gironcoli, and S. Baroni
High-pressure elastic properties of major materials of Earth’s mantle from first principles
B. B. Karki, L. Stixrude, and R. M. Wentzcovitch
Temperature dependence of exchange bias in La1/3 Ca2/3 MnO3 and La2/3 Ca1/3 MnO3 heterostructures,
I. N. Krivorotov, K.R. Nikolaev, A. Dobin, R. M. Wentzcovitch, A. Goldman, and D. Dahlberg
The composition and geotherm of the lower mantle: constraints from the elasticity of silicate perovskite
C. R. S. da Silva, R. M. Wentzcovitch, A. Patel, G. D. Price, and S. I Karato
February, 2000
Physics of the Earth and Planetary Interiors
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High-pressure lattice dynamics and thermoelasticity of MgO
B. B. Karki, R. M. Wentzcovitch, S. de Gironcoli, and S. Baroni
Ab initio study of MgSiO3 ilmenite at high pressures
B. B. Karki, W. Duan, C. R. S. da Silva, and R. M. Wentzcovitch
Pressure-induced amorphization in crystalline silica: Soft phonon modes and shear instabilities in coesite
D. W. Dean, R. M. Wentzcovitch, N. Keskar, J. R. Chelikowsky, and N. Binggeli
Magnetostructural effects and phase transition in Cr2 O3 under pressure
A. Dobin, W. Duan, and R. M. Wentzcovitch
Ab initio lattice dynamics of MgSiO3 perovskite
B. B. Karki, R. M. Wentzcovitch, S. de Gironcoli, and S. Baroni
Oscillatory Exchange Coupling and Positive Magnetoresistance in Epitaxial Oxide Heterostructures
K. R. Nikolaev, A. Yu. Dobin, I. N. Krivorotov, W. K. Cooley, A. Bhattacharya, A. L. Kobrinskii, L. 1. Glazman, R. M. Wentzcovitch, E. Dan Dahlberg, and A. M. Goldman
Normal and inverse ringwoodite at high pressures
B. Kiefer, L. P. Stixrude, and R. M. Wentzcovitch
Ab initio study of the elastic behavior of MgSiO3 ilmenite at high pressure
C. R. S. da Silva, B. B. Karki, L. Stixrude, and R. M. Wentzcovitch
First-principles search for high-pressure phases of GaAsO4
W. Duan, R. M. Wentzcovitch, and J. R. Chelikowsky
High pressure elasticity of alumina studied by first principles
W. Duan, B. B. Karki, and R. M. Wentzcovitch
First principles determination elastic anisotropy and wave velocities of MgO at lower mantle conditions
B. B. Karki, R. M. Wentzcovitch. S. de Gironcoli, and S. Baroni
Correction: First principles determination elastic anisotropy and wave velocities of MgO at lower mantle conditions
B. B. Karki, R. M. Wentzcovitch. S. de Gironcoli, and S. Baroni
New phase and pressure induced amorphization in silica
R. M. Wentzcovitch, C. R. S. da Silva, J. R. Chelikowsky, and N. Binggeli
First principles study of sodalite: a new view on an old system
K. T. Thomson, R. M. Wentzcovitch, A. McCormick, and H. T. Davis
First-principles study of high-pressure alumina polymorphs
W. Duan, R. M. Wentzcovitch, and K. T. Thomson
A density functional study of the electronic structure of sodalite
K. T. Thomson and R. M. Wentzcovitch
High pressure elastic anisotropy of MgSiO3 -perovskite and geophysical implications
R. M. Wentzcovitch, B. B. Karki, S. I. Karato, and C. R. S. da Silva
December, 1998
Earth and Planetary Science Letters
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Optical transitions in ruby across the corundum to Rh2 O3 phase transformation
W. Duan, G. Paiva, R. M. Wentzcovitch, and A. Fazzio
Crystal chemistry of forsterite: a first principles study
R. M. Wentzcovitch and L. P. Stixrude
First principles investigation of the A7 to simple cubic transformation in As
C. R. S. da Silva and R. M. Wentzcovitch
Elastic constants and anisotropy of forsterite at high pressure
C. R. S. da Silva, L. P. Stixrude, and R. M. Wentzcovitch
Elastic constants and anisotropy of Mg2 SiO4 spinal at high pressure
B. Kiefer, L. Stixrude, and R. M. Wentzcovitch
November, 1997
Geophysical Research Letters
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High pressure studies of mantle minerals by ab initio variable cell shape molecular dynamics
R. M. Wentzcovitch and G. D. Price
Polymorphs of alumina predicted by first principles: putting pressure on the ruby pressure scale
K. Thomson, R. M. Wentzcovitch, and M. S. T. Bukowinski
First principles study of titanium oxides
C. Leung, M. Weinert, P. B Allen, and R. M. Wentzcovitch
Ab initio investigation of MgSiO3 and CaSiO3 perovskites at lower mantle pressures
R. M. Wentzcovitch, N. Ross, and G. D. Price
July, 1995
Physics of the Earth and Planetary Interiors
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Ab initio study of MgSiO3 C2 /c enstatite
R. M. Wentzcovitch, D. A. Hugh Jones, R. J. Angel, and G. D. Price
April, 1995
Physics and Chemistry of Minerals
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First principles molecular dynamics with variable cell shape
R. M. Wentzcovitch
May, 1996
Quantum Theory of Real Materials, ed. by J. R. Chelikowsky and S. G. Louie, Kluwer Acad.
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VO2 : Peierls or Mott Hubbard? A view from band theory
R. M. Wentzcovitch, W. Schulz, and P. B. Allen
Simulating the pressure induced amorphization in $\alpha$ quartz
N. Binggeli, J. R. Chelikowsky, and R. M. Wentzcovitch
Investigation of electronic distribution in hexagonal BN by Compton scattering
G. Loupias, R. M. Wentzcovitch, L. Bellaiche, J. Muscovici, and S. Rabii
The hcp to bcc pressure induced transition in Mg simulated by ab initio molecular dynamics
R. M. Wentzcovitch
Stability of carbon nitride solids
A. Y. Liu and R. M. Wentzcovitch
Mechanical instabilities in AIPO4
N. Keskar, J. R. Chelikowsky, and R. M. Wentzcovitch
Reply to T. M. Rice, H. Launois, and J. P. Pouget’s comment on: VO2 : Peierls or Mott Hubbard? A view from band theory
R. M. Wentzcovitch, W. Schulz, and P. B. Allen
Phase diagram and thermodynamic properties of solid magnesium in the quasi harmonic approximation
J. D. Althof, P. B. Allen, R. M. Wentzcovitch, and J. A. Moriarty
Resistivity of the high temperature phase of VO2
P. B. Allen, R. M. Wentzcovitch, W. W. Schulz, and J. C. Canfield
Electronic structure and bonding in Nb3 O3
W. W. Schulz and R. M. Wentzcovitch
Ab initio molecular dynamics with variable cell shape: application to MgSiO3
R. M. Wentzcovitch, J. L. Martins, and G. D. Price
The (1×3) missing row surface reconstruction of Be (1120)
J. B. Hannon, E. W. Plummer, R. M. Wentzcovitch, and P. K. Lam
Energy vs. free energy conservation in first principles molecular dynamics
R. M. Wentzcovitch, J. L. Martins, and P. B. Allen
Band structure and electronic transport of NbO
W. W. Schulz, L. Forro, C. Kendziora, R. M. Wentzcovitch, D. Mandrus, L. Miliali, and P. B. Allen
Electron phonon interactions in the high temperature superconductors
J. H. Kim, K. Levin, R. M. Wentzcovitch, and A. Auerbach
Invariant molecular dynamics approach to structural phase transitions
R. M. Wentzcovitch
First principles molecular dynamics of Li: Test of a new algorithm
R. M. Wentzcovitch and J. L. Martins
Graphitic interlayer states: a carbon K edge NEXAFS study
D. A. Fischer, R. M. Wentzcovitch, R. G. Carr, A. Continenza, and A. J. Freeman
hcp to fcc transformation: a first principles investigation
R. M. Wentzcovitch and P. K. Lam
On the martensitic transformation of Ca
R. M. Wentzcovitch and H. Krakauer
High density phases of boron nitride in Synthesis and Properties of Boron Nitride
P. K. Lam, R. M. Wentzcovitch, and M. L. Cohen
January, 1990
Materials Science Forum, ed. by J. Pouch and S. A. Alterovitz, Trans Tech Publications, Aedermannsdorg, Switzerland
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Atomic arrangement and electronic structure of BC2 N
A. Liu, R. M. Wentzcovitch, and M. L. Cohen
Experimental and theoretical equations of state of cubic boron nitride
E. Knittel, R. M. Wentzcovitch, R. Jeanloz, and M. L. Cohen
Electron phonon interactions in copper oxides: implications for the resistivity
J. H. Kim, K. Levin, R. M. Wentzcovitch, and A. Auerbach
Theoretical investigation of graphitic BeO
A. Continenza, R. M. Wentzcovitch, and A. J. Freeman
Electron-phonon interactions in copper-oxides
J. H. Kim, K. Levin, R. M. Wentzcovitch, and A. Auerbach
December, 1989
Physica C: Superconductivity and its Applications
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Theoretical model for hcp to bcc transition in Mg
R. M. Wentzcovitch and M. L. Cohen
Calculation of the electronic and structural properties of BC3
D. Tomanek, R. M. Wentzcovitch, S. G. Louie, and M. L. Cohen
Ab initio study of the ‘graphite to diamond’-like transitions in BN
R. M. Wentzcovitch, S. Fahy, S. G. Louie, and M. L. Cohen
σ states contribution to the conductivity of BC3
R. M. Wentzcovitch, M. L. Cohen, S. G. Louie, and D. Tomanek
Electronic and structural properties of WC
A. Liu, R. M. Wentzcovitch, and M. L. Cohen,
Comparative study of the density of states of graphite and BC3
R. M. Wentzcovitch, M. L. Cohen, and S. G. Louie
X1 and X3 states of electrons and phonons in zincblende semiconductors
R.M. Wentzcovitch, M. Cardona, M.L. Cohen, and N. Christensen
Theoretical study of BN, BP and BAs at high pressures
R. M. Wentzcovitch, M. L. Cohen, and P. K. Lam
Electronic charge densities at valence and conduction band edges in ZnSe and CdTe
R. M. Wentzcovitch, S. L. Richardson, and M. L. Cohen
Electronic and structural properties of BN and BP
R. M. Wentzcovitch, K. J. Chang, and M. L. Cohen
Theory of electronic and structural properties of BAs
R. M. Wentzcovitch and M. L. Cohen
January, 1986
Journal of Physics C: Solid State Physics
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