Simulations of cubic-tetragonal ferroelastics

AE Jacobs, SH Curnoe, RC Desai - Physical Review B, 2003 - APS
We study domain patterns in cubic-tetragonal ferroelastics by solving numerically equations
of motion derived from a Landau model of the phase transition, including dissipative …

[HTML][HTML] Finite element simulations of dynamics of multivariant martensitic phase transitions based on Ginzburg–Landau theory

JY Cho, AV Idesman, VI Levitas, T Park - International Journal of Solids …, 2012 - Elsevier
A finite element approach is suggested for the modeling of multivariant stress-induced
martensitic phase transitions (PTs) in elastic materials at the nanoscale for the 2-D and 3-D …

Influence of dipolar defects on switching behavior in ferroelectrics

R Ahluwalia, W Cao - Physical Review B, 2000 - APS
By including the contributions of dipolar defects in the time-dependent Ginzburg-Landau
theory, we have simulated the domain switching process in ferroelectrics. The model …

Kinetics of martensitic transitions in Cu-Al-Mn under thermal cycling: Analysis at multiple length scales

FJ Pérez-Reche, M Stipcich, E Vives, L Manõsa… - Physical Review B, 2004 - APS
In this paper we study the evolution of the kinetic features of the martensitic transition in a Cu-
Al-Mn single crystal under thermal cycling. The use of several experimental techniques …

Towards the ab initio based theory of phase transformations in iron and steel

IK Razumov, YN Gornostyrev, MI Katsnelson - Physics of Metals and …, 2017 - Springer
Despite of the appearance of numerous new materials, the iron based alloys and steels
continue to play an essential role in modern technology. The properties of a steel are …

Finite element modeling of dynamics of martensitic phase transitions

AV Idesman, JY Cho, VI Levitas - Applied Physics Letters, 2008 - pubs.aip.org
A finite element approach is suggested for the modeling of the dynamics of multivariant
martensitic phase transitions (PTs) in elastic materials at the nanoscale in the three …

Charged particles on a two-dimensional lattice subject to anisotropic Jahn-Teller interactions

T Mertelj, VV Kabanov, D Mihailovic - Physical review letters, 2005 - APS
The properties of a system of charged particles on a 2D lattice, subject to an anisotropic
Jahn-Teller-type interaction and 3D Coulomb repulsion, are investigated. In the mean-field …

Structure of fluctuations near mean-field critical points and spinodals and its implication for physical processes

W Klein, H Gould, N Gulbahce, JB Rundle… - Physical Review E …, 2007 - APS
We analyze the structure of fluctuations near critical points and spinodals in mean-field and
near-mean-field systems. Unlike systems that are non-mean-field, for which a fluctuation can …

A nano-embryonic mechanism for superelasticity, elastic softening, invar and elinvar effects in defected pre-transitional materials

YC Xu, C Hu, L Liu, J Wang, WF Rao, JW Morris Jr… - Acta Materialia, 2019 - Elsevier
A vast amount of physically-different materials near their structural phase transitions have
been widely used due to their rich and extraordinary properties, eg, superelasticity, elastic …

Alpha–omega and omega–alpha phase transformations in zirconium under hydrostatic pressure: A 3D mesoscale study

HK Yeddu, H Zong, T Lookman - Acta Materialia, 2016 - Elsevier
A three dimensional (3D) elastoplastic phase-field model is developed for modeling the
hydrostatic pressure-induced alpha–omega phase transformation and the reverse phase …