A phase field crystal model for real-time grain boundary formation and motion in complex concentration alloy

J Li, X Yi, B Liu, Q Fang, PK Liaw - Acta Materialia, 2024 - Elsevier
The complex concentration alloys exhibit the excellent mechanical property due to the dual
roles of their heterogeneous compositions and microstructures. However, the formation and …

A unified field theory of topological defects and non-linear local excitations

V Skogvoll, J Rønning, M Salvalaglio… - npj Computational …, 2023 - nature.com
Topological defects and smooth excitations determine the properties of systems showing
collective order. We introduce a generic non-singular field theory that comprehensively …

Perspective: New directions in dynamical density functional theory

M Te Vrugt, R Wittkowski - Journal of Physics: Condensed Matter, 2022 - iopscience.iop.org
Classical dynamical density functional theory (DDFT) has become one of the central
modeling approaches in nonequilibrium soft matter physics. Recent years have seen the …

Kinematics and dynamics of disclination lines in three-dimensional nematics

CD Schimming, J Viñals - Proceedings of the Royal …, 2023 - royalsocietypublishing.org
An exact kinematic law for the motion of disclination lines in nematic liquid crystals as a
function of the tensor order parameter Q is derived. Unlike other order parameter fields that …

Hydrodynamic phase field crystal approach to interfaces, dislocations, and multi-grain networks

V Skogvoll, M Salvalaglio… - Modelling and Simulation …, 2022 - iopscience.iop.org
We derive a phase field crystal model that couples the diffusive evolution of a microscopic
structure with the fast dynamics of a macroscopic velocity field, explicitly accounting for the …

Precursory patterns to vortex nucleation in stirred Bose-Einstein condensates

J Rønning, L Angheluta - Physical Review Research, 2023 - APS
Within the Gross-Pitaevskii theory, we study precursory pattern formations to the nucleation
of vortex dipoles in a two-dimensional Bose-Einstein condensate stirred by a Gaussian …

Phase field crystal models with applications to laser deposition: A review

D Burns, N Provatas, M Grant - Structural Dynamics, 2024 - pubs.aip.org
In this article, we address the application of phase field crystal (PFC) theory, a hybrid
atomistic-continuum approach, for modeling nanostructure kinetics encountered in laser …

[HTML][HTML] Coupling Phase Field Crystal and Field Dislocation Mechanics for a consistent description of dislocation structure and elasticity

MV Upadhyay, J Viñals - European Journal of Mechanics-A/Solids, 2024 - Elsevier
This work addresses differences in predicted elastic fields created by dislocations either by
the Phase Field Crystal (PFC) model, or by static Field Dislocation Mechanics (FDM). The …

Unveiling deformation behavior and damage mechanism of irradiated high entropy alloys

S Wang, Y Chen, J Li, B Liu, R Zhang, PK Liaw… - Journal of Materials …, 2024 - Elsevier
The oxide dispersion strengthening (ODS) high entropy alloy (HEA) exhibits the high
elevated temperature performance and radiation resistance due to severe atomic lattice …

Explicit temperature coupling in phase-field crystal models of solidification

M Punke, SM Wise, A Voigt… - Modelling and Simulation …, 2022 - iopscience.iop.org
We present a phase-field crystal model for solidification that accounts for thermal transport
and a temperature-dependent lattice parameter. Elasticity effects are characterized through …