Strengthening and toughening mechanisms in CoCrFeMnNi high-entropy alloys with grain size-twin thickness dual-gradient structures revealed by molecular dynamics simulations
Wanzhi Qiang, Lianchun Long, Chaoqun Dang, Qi Wu
Topics & Concepts
Materials scienceMolecular dynamicsStrengthening mechanisms of materialsSlip (aerodynamics)NucleationUltimate tensile strengthDislocationAmorphous solidDeformation (meteorology)Composite materialGrain boundaryDeformation mechanismGrain sizeCrystal twinningPartial dislocationsTougheningStrain partitioningPlasticityYield (engineering)MicrostructureCompressive strengthHomogeneousStrain hardening exponentGrain boundary strengtheningStructural stabilityAmorphous metalElectron backscatter diffractionHigh Entropy Alloys StudiesHigh-Temperature Coating BehaviorsAdvanced materials and composites