Atomic-level simulation of ferroelectricity in oxide materials

M Sepliarsky, A Asthagiri, SR Phillpot… - Current Opinion in Solid …, 2005 - Elsevier
Recent work on using atomic-level simulation methods to study the ferroelectric properties of
oxide materials is reviewed. In particular, it is illustrated how such methods can provide …

Ferroelectric polarization reversal via successive ferroelastic transitions

R Xu, S Liu, I Grinberg, J Karthik, AR Damodaran… - Nature materials, 2015 - nature.com
Switchable polarization makes ferroelectrics a critical component in memories, actuators
and electro-optic devices, and potential candidates for nanoelectronics. Although many …

Mechanism of the cubic‐to‐tetragonal phase transition in zirconia and yttria‐stabilized zirconia by molecular‐dynamics simulation

PK Schelling, SR Phillpot, D Wolf - Journal of the American …, 2001 - Wiley Online Library
We present a new interatomic potential capable of describing the cubic and tetragonal
phases of zirconia. From an analysis of molecular‐dynamics simulations of the structural …

Optimum pyrochlore compositions for low thermal conductivity

PK Schelling‖, SR Phillpot¶… - Philosophical magazine …, 2004 - Taylor & Francis
The thermal conductivities of 40 pyrochlores with the composition A2B2O7 (A= La, Pr, Nd,
Sm, Eu, Gd, Y, Er or Lu; B= Ti, Mo, Sn, Zr or Pb) are predicted by molecular dynamics …

Atomic-level simulation of ferroelectricity in oxides: Current status and opportunities

SR Phillpot, SB Sinnott, A Asthagiri - Annu. Rev. Mater. Res., 2007 - annualreviews.org
Atomic-level simulations are providing powerful insights into the properties of ferroelectric
materials. In particular, we illustrate the effect of the strong coupling among the dipole …

Ferroelectric properties of BaxSr1− xTiO3 solid solutions obtained by molecular dynamics simulation

S Tinte, MG Stachiotti, SR Phillpot… - Journal of Physics …, 2004 - iopscience.iop.org
Classical shell-model potentials for describing the complex ferroelectric behaviour of barium
titanate and strontium titanate are developed and used to simulate Ba x Sr 1− x TiO 3 solid …

Thermodynamics and ferroelectric properties of KNbO3

L Liang, YL Li, LQ Chen, SY Hu, GH Lu - Journal of Applied Physics, 2009 - pubs.aip.org
The Landau–Ginzburg–Devonshire phenomenological theory is employed to model and
predict the ferroelectric phase transitions and properties of single-domain potassium niobate …

[图书][B] Oxide ultrathin films: science and technology

G Pacchioni, S Valeri - 2012 - books.google.com
A wealth of information in one accessible book. Written by international experts from
multidisciplinary fields, this in-depth exploration of oxide ultrathin films covers all aspects of …

First-principles modeling of ferroelectric oxide nanostructures

P Ghosez, J Junquera - arXiv preprint cond-mat/0605299, 2006 - arxiv.org
The aim of this Chapter is to provide an account of recent advances in the first-principles
modeling of ferroelectric oxide nanostructures. Starting from a microscopic description of …

Effects of chemical and hydrostatic pressures on structural, magnetic, and electronic properties of double perovskites

HJ Zhao, XQ Liu, XM Chen, L Bellaiche - Physical Review B, 2014 - APS
The effects of chemical and hydrostatic pressures on structural, magnetic, and electronic
properties of R 2 NiMn O 6 double perovskites, with R being a rare-earth ion, have been …