Perspectives on multiscale modelling and experiments to accelerate materials development for fusion

MR Gilbert, K Arakawa, Z Bergstrom, MJ Caturla… - Journal of Nuclear …, 2021 - Elsevier
Prediction of material performance in fusion reactor environments relies on computational
modelling, and will continue to do so until the first generation of fusion power plants come on …

Tailoring planar slip to achieve pure metal-like ductility in body-centred-cubic multi-principal element alloys

L Wang, J Ding, S Chen, K Jin, Q Zhang, J Cui… - Nature Materials, 2023 - nature.com
Uniform tensile ductility (UTD) is crucial for the forming/machining capabilities of structural
materials. Normally, planar-slip induced narrow deformation bands localize the plastic …

Strengthening in multi-principal element alloys with local-chemical-order roughened dislocation pathways

QJ Li, H Sheng, E Ma - Nature communications, 2019 - nature.com
High-entropy and medium-entropy alloys are presumed to have a configurational entropy as
high as that of an ideally mixed solid solution (SS) of multiple elements in near-equal …

Defect phases–thermodynamics and impact on material properties

S Korte-Kerzel, T Hickel, L Huber, D Raabe… - International …, 2022 - Taylor & Francis
Two approaches in materials physics have proven immensely successful in alloy design:
First, thermodynamic and kinetic descriptions for tailoring and processing alloys to achieve a …

Reactivity of single-atom alloy nanoparticles: modeling the dehydrogenation of propane

RJ Bunting, F Wodaczek, T Torabi… - Journal of the American …, 2023 - ACS Publications
Physical catalysts often have multiple sites where reactions can take place. One prominent
example is single-atom alloys, where the reactive dopant atoms can preferentially locate in …

Chemical short range order strengthening in a model FCC high entropy alloy

E Antillon, C Woodward, SI Rao, B Akdim… - Acta Materialia, 2020 - Elsevier
In order to understand the role of chemical short-range order on deformation mechanisms in
FCC compositionally complex alloys, a random model alloy (Co30-Fe16. 67-Ni36. 67-Ti16 …

Maximum strength and dislocation patterning in multi–principal element alloys

P Cao - Science advances, 2022 - science.org
Multi–principal element alloys (MPEAs) containing three or more components in high
concentrations render a tunable chemical short-range order (SRO). Leveraging large-scale …

Structure identification methods for atomistic simulations of crystalline materials

A Stukowski - Modelling and Simulation in Materials Science and …, 2012 - iopscience.iop.org
We discuss existing and new computational analysis techniques to classify local atomic
arrangements in large-scale atomistic computer simulations of crystalline solids. This article …

Computational analysis methods in atomistic modeling of crystals

A Stukowski - Jom, 2014 - Springer
This article discusses computational analysis methods typically used in atomistic modeling
of crystalline materials and highlights recent developments that can provide better insights …

Chemical short-range order strengthening mechanism in CoCrNi medium-entropy alloy under nanoindentation

X Yang, Y Xi, C He, H Chen, X Zhang, ST Tu - Scripta Materialia, 2022 - Elsevier
The strengthening effect of chemical short-range order (SRO) structure in CoCrNi medium-
entropy alloy (MEA) was investigated using molecular dynamics (MD) simulations of …