Triple junction solute segregation in Al-based polycrystals

N Tuchinda, CA Schuh - Physical Review Materials, 2023 - APS
Solute segregation is a crucial means of stabilizing nanostructured alloys, and at very small
grain sizes, this requires consideration of triple junctions (TJs), which attain a meaningful …

Automated determination of grain boundary energy and potential-dependence using the OpenKIM framework

B Waters, DS Karls, I Nikiforov, RS Elliott… - Computational Materials …, 2023 - Elsevier
We present a systematic methodology, built within the Open Knowledgebase of Interatomic
Models (OpenKIM) framework (https://openkim. org), for quantifying properties of grain …

Universal origin of glassy relaxation as recognized by configuration pattern matching

HB Yu, L Gao, JQ Gao, K Samwer - National Science Review, 2024 - academic.oup.com
Relaxation processes are crucial for understanding the structural rearrangements of liquids
and amorphous materials. However, the overarching principle that governs these processes …

Computed entropy spectra for grain boundary segregation in polycrystals

N Tuchinda, CA Schuh - npj Computational Materials, 2024 - nature.com
Grain boundary solute segregation influences most bulk material properties, and
understanding solute thermodynamics at grain boundaries is critical for engineering them …

A joint diffusion/collision model for crystal growth in pure liquid metals

H Men - Nature Communications, 2024 - nature.com
The kinetics of atomic attachments at the liquid/solid interface is one of the foundations of
solidification theory, and to date one of the long-standing questions remains: whether or not …

On atomic segregation in metallic glasses induced by shear deformation: A computer simulation study

EN Zanaeva, AKA Lu, DV Louzguine-Luzgin - Computational Materials …, 2024 - Elsevier
We present the atomic shear-induced segregation in binary metallic glasses. Molecular
dynamics simulation was performed on atomic slabs (rectangular parallelepipeds) of Al 90 …

A “bond-focused” local atomic environment representation for a high throughput solute interaction spectrum analysis

TP Matson, CA Schuh - Acta Materialia, 2024 - Elsevier
Local atomic environment (LAE) representations have enabled a deeper understanding of
complex alloy configurations, by enabling machine learning and data science approaches to …

Understanding the kinetic anisotropy of the soft-sphere BCC crystal–melt interfaces

Y Wang, Z Liang, X Zhang, W Lu, Z Yu… - Journal of Physics …, 2022 - iopscience.iop.org
By employing the non-equilibrium molecular dynamics (MD) simulations and the time-
dependent Ginzburg–Landau (TDGL) theory for the solidification kinetics, we predict the …

Phase-and-Defect Diagrams for Polycrystalline Grain Boundary Segregation

TP Matson - 2024 - dspace.mit.edu
Defect engineering provides access to a much larger range of material properties and is
particularly necessary when designing any high-defect density material such as …

Computed Entropy Spectra for Grain Boundary Segregation in Polycrystals

C Schuh, N Tuchinda - 2023 - researchsquare.com
Grain boundary solute segregation influences most bulk material properties, and
understanding solute thermodynamics at grain boundaries is critical for engineering them …