Simulations of spinodal nucleation in systems with elastic interactions

CJ Gagne, H Gould, W Klein, T Lookman, A Saxena - Physical review letters, 2005 - APS
Abstract Systems with long-range interactions quenched into a metastable state near the
pseudospinodal exhibit nucleation that is qualitatively different from classical nucleation …

Characterization of the failure process in composite materials by the Fiber Bundle Model

A Hader, I Achik, A Lahyani, K Sbiaai… - Superlattices and …, 2014 - Elsevier
Our aim in this paper is to investigate the time distribution of the monomer intact fiber of a
bundle model of fibers subject to a constant external load. Breaking process is created by …

Isogeometric analysis of coupled thermo-mechanical phase-field models for shape memory alloys using distributed computing

R Dhote, H Gómez, R Melnik, J Zu - Procedia Computer Science, 2013 - Elsevier
A variational formulation and numerical implementation of the phase-field models for shape
memory alloys using distributed computing are reported in the paper. The numerical …

Scaled free energies, power-law potentials, strain pseudospins, and quasiuniversality for first-order structural transitions

SR Shenoy, T Lookman, A Saxena - Physical Review B, 2010 - APS
We consider ferroelastic first-order phase transitions with N OP order-parameter strains
entering Landau free energies as invariant polynomials that have NV structural-variant …

Modifying macroscale variant combinations in a two-dimensional structure using mechanical loadings during thermally induced transformation

LX Wang, RVN Melnik - Materials Science and Engineering: A, 2008 - Elsevier
It is demonstrated how the formation of macroscopic martensite variant combinations in a
two-dimensional shape memory alloy structure can be modified by mechanical loadings …

Martensitic transformations: from continuum mechanics to spin models and automata

FJ Perez-Reche, L Truskinovsky, G Zanzotto - Continuum Mechanics and …, 2009 - Springer
We present a new procedure for the systematic reduction of a continuum theory of
martensitic transformations to a spin system whose dynamics can be described by an …

Nanoscale heterogeneity in functional materials

T Lookman, P Littlewood - MRS bulletin, 2009 - cambridge.org
The physical properties that make “functional” materials worthy of their moniker frequently
arise because of a phase transition that establishes a new kind of order as the material is …

Doped transition metal oxides: networks of local distortions correlated by elastic fields

AR Bishop - Journal of Physics and Chemistry of Solids, 2004 - Elsevier
We review a perspective of doped transition metal oxides as correlated electron materials
governed by functional multiscale complexity. We emphasize several themes: the …

Modelling domain-wall orientation in antiferromagnets driven by magnetoelastic interactions and volume variations

G Consolo, OV Gomonay, P Vergallo - Ricerche di Matematica, 2023 - Springer
In this paper, we build the mathematical framework to describe the physical phenomenon
behind the equilibrium configuration joining two orthogonal antiferromagnetic domains that …

Self-organization of charged particles on a two-dimensional lattice subject to anisotropic Jahn-Teller-type interaction and three-dimensional Coulomb repulsion

T Mertelj, VV Kabanov, JM Mena, D Mihailovic - Physical Review B, 2007 - APS
Self-organization of charged particles on a two-dimensional lattice, subject to an anisotropic
Jahn-Teller-type interaction and three-dimensional Coulomb repulsion, is investigated. In …