Solidification microstructures and solid-state parallels: Recent developments, future directions

M Asta, C Beckermann, A Karma, W Kurz, R Napolitano… - Acta Materialia, 2009 - Elsevier
Rapid advances in atomistic and phase-field modeling techniques as well as new
experiments have led to major progress in solidification science during the first years of this …

Size dependent interface energy and its applications

Q Jiang, HM Lu - Surface Science Reports, 2008 - Elsevier
Reducing the sizes of low dimensional materials leads to dramatic increase in the portion of
surface/interface atoms. The properties of a solid are essentially controlled by related …

Analysis of semi-empirical interatomic potentials appropriate for simulation of crystalline and liquid Al and Cu

MI Mendelev, MJ Kramer, CA Becker… - Philosophical …, 2008 - Taylor & Francis
We investigate the application of embedded atom method (EAM) interatomic potentials in
the study of crystallization kinetics from deeply undercooled melts, focusing on the fcc metals …

Crystal-melt interfacial free energies in hcp metals: A molecular dynamics study of Mg

DY Sun, MI Mendelev, CA Becker, K Kudin… - Physical Review B …, 2006 - APS
Crystal-melt interfacial free energies (γ) are computed for hcp Mg by employing equilibrium
molecular-dynamics (MD) simulations and the capillary-fluctuation method (CFM). This work …

Orientation selection in dendritic evolution

T Haxhimali, A Karma, F Gonzales, M Rappaz - Nature materials, 2006 - nature.com
Dendritic crystal growth patterns have fascinated scientists for several centuries. Much of the
aesthetic appeal of these patterns stems from the hierarchical structure of primary …

The origin of graphite morphology in cast iron

U Tewary, D Paul, HK Mehtani, S Bhagavath, A Alankar… - Acta Materialia, 2022 - Elsevier
Applications of cast irons, from mundane to more challenging, are decided by the
morphology of free graphite in the metallic matrix. The morphology changes from flake to …

Crystal-melt interfacial free energies and mobilities in fcc and bcc Fe

DY Sun, M Asta, JJ Hoyt - Physical Review B, 2004 - APS
Molecular-dynamics simulations have been used to compute thermodynamic and kinetic
properties of the solid-liquid interface for both the fcc and bcc phases of Fe. Pure Fe was …

Phase-field crystal modeling of equilibrium bcc-liquid interfaces

KA Wu, A Karma - Physical Review B—Condensed Matter and Materials …, 2007 - APS
We investigate the equilibrium properties of bcc-liquid interfaces modeled with a continuum
phase-field crystal (PFC) approach [KR Elder and M. Grant, Phys. Rev. E 70, 051605 …

Development of interatomic potentials appropriate for simulation of solid–liquid interface properties in Al–Mg alloys

MI Mendelev, M Asta, MJ Rahman… - Philosophical …, 2009 - Taylor & Francis
Different approaches are analyzed for construction of semi-empirical potentials for binary
alloys, focusing specifically on the capability of these potentials to describe solid–liquid …

GrainNN: A neighbor-aware long short-term memory network for predicting microstructure evolution during polycrystalline grain formation

Y Qin, S DeWitt, B Radhakrishnan, G Biros - Computational Materials …, 2023 - Elsevier
High fidelity simulations of grain formation in alloys are an indispensable tool for process-to-
mechanical-properties characterization. Such simulations, however, can be computationally …