M Yang, L Wang, W Yan - Npj Computational Materials, 2021 - nature.com
… phase-field model is developed to simulate grainevolutions during … phase-field model incorporates a nucleation model based on classical nucleation theory, as well as the initial grain …
… Therefore, the evolution of complex grain morphologies, typically observed in technical … on the shape of the grains. The temporal evolution of the phase-field variables is described by a …
M Yang, L Wang, W Yan - Additive Manufacturing, 2021 - Elsevier
… are of interest due to their fine grain structures and superior mechanical properties. In this study, a phase-field (PF) model is developed to simulate the grainevolution of TiB 2 /316L …
… In this paper, we conducted extensive phasefield simulations for studying the effect of the grain orientation, grain boundary and a low ferroelectric transition temperature at the grain …
… between two grains equals(18) f = κ α β 2 ( ∇ η α ) 2 + ( ∇ η β ) 2 + mf 0 ( η α , η β ) , as there is no restriction that relates the evolution of the two phasefields. The gradients of the …
A Kazaryan, Y Wang, SA Dregia, BR Patton - Physical Review B, 2000 - APS
… In the phasefield approach to grain growth, grain boundary … In contrast to the grain boundary energy, values of the grain … -similar evolution does not occur when grain boundary mobility …
… -phasefield formulation for the prediction of grain coarsening … grain boundary evolution, in the vicinity of high energy density sources of heat, with various distributions of second phase …
CJ Permann, MR Tonks, B Fromm… - Computational Materials …, 2016 - Elsevier
… Several examples of the grain tracker algorithm working with various grainevolution models on different domain shapes under different conditions were presented and verified by …
… embedded between a bicrystal with a symmetric tilt boundary, we find that the evolution of the embedded grain closely depends on dislocation reactions at triple junctions. …