Understanding and design of metallic alloys guided by phase-field simulations

Y Zhao - npj Computational Materials, 2023 - nature.com
Phase-field method (PFM) has become a mainstream computational method for predicting
the evolution of nano and mesoscopic microstructures and properties during materials …

Phase-field modeling of microstructure evolution: Recent applications, perspectives and challenges

D Tourret, H Liu, J LLorca - Progress in Materials Science, 2022 - Elsevier
We briefly review the state-of-the-art in phase-field modeling of microstructure evolution. The
focus is placed on recent applications of phase-field simulations of solid-state microstructure …

[HTML][HTML] Thermal and solute diffusion in α-Mg dendrite growth of Mg-5wt.% Zn alloy: A phase-field study

W Chen, H Hou, Y Zhang, W Liu, Y Zhao - Journal of Materials Research …, 2023 - Elsevier
Thermal and solute diffusion plays an important role in α-Mg dendrite growth, the diffusion
mechanism of which is still unclear. Here, thermal and solute diffusion in α-Mg dendrite …

Hierarchical structure formation by crystal growth-front instabilities during ice templating

K Yin, K Ji, LS Littles, R Trivedi… - Proceedings of the …, 2023 - National Acad Sciences
Directional solidification of aqueous solutions and slurries in a temperature gradient is
widely used to produce cellular materials through a phase separation of solutes or …

Parallel-GPU-accelerated adaptive mesh refinement for three-dimensional phase-field simulation of dendritic growth during solidification of binary alloy

S Sakane, T Takaki, T Aoki - Materials Theory, 2022 - Springer
In the phase-field simulation of dendrite growth during the solidification of an alloy, the
computational cost becomes extremely high when the diffusion length is significantly larger …

Convective effects on columnar dendritic solidification–A multiscale dendritic needle network study

T Isensee, D Tourret - Acta Materialia, 2022 - Elsevier
Gravity-induced buoyancy, inevitable in most solidification processes, substantially alters the
dynamics of crystal growth, such that incorporating fluid flow in solidification models is …

Grain growth competition and formation of grain boundaries during solidification of hcp alloys

AK Boukellal, M Sarebanzadeh, A Orozco-Caballero… - Acta Materialia, 2024 - Elsevier
Grain growth competition during directional solidification of a polycrystal with hexagonal
(hcp) symmetry (Mg-1wt% Gd alloy) is studied by phase-field modeling, exploring the effect …

Influence of heat input on solidification cracking in additively manufactured CM247LC Ni-based superalloy

B Kumar, S Sahu, D Srinivasan, BN Jaya - Metallurgical and Materials …, 2023 - Springer
Solidification cracking in a laser powder bed fusion (LPBF) manufactured CM247LC is
studied as a function of heat input ranging from 0.27 to 0.44 J/mm using a single process …

Phase-field study on an array of tilted columnar dendrites during the directional solidification of a binary alloy

T Takaki, S Sakane, M Ohno, Y Shibuta… - Computational Materials …, 2022 - Elsevier
An array of columnar dendrites is important to the microsegregation and permeability of
interdendritic liquid flow. In this study, an array of tilted columnar dendrites growing during …

A Review of Large-Scale Simulations of Microstructural Evolution during Alloy Solidification

N Cusato, SA Nabavizadeh, M Eshraghi - Metals, 2023 - mdpi.com
During the past two decades, researchers have shown interest in large-scale simulations to
analyze alloy solidification. Advances in in situ X-ray observations of the microstructural …