The role of heterogeneous deformation on damage nucleation at grain boundaries in single phase metals
The mechanical response of engineering materials evaluated through continuum fracture
mechanics typically assumes that a crack or void initially exists, but it does not provide …
mechanics typically assumes that a crack or void initially exists, but it does not provide …
Atomistic simulations of metallic microstructures
D Farkas - Current Opinion in Solid State and Materials Science, 2013 - Elsevier
This paper reviews recent results in the simulation of the mechanical response of metallic
microstructures at the atomic level. The role of the grain boundary network in deformation …
microstructures at the atomic level. The role of the grain boundary network in deformation …
Grain boundary structure and mobility in high-entropy alloys: A comparative molecular dynamics study on a Σ11 symmetrical tilt grain boundary in face-centered cubic …
We employ atomistic computer simulations to study the structure and migration behavior of a
Σ11 symmetrical tilt grain boundary in a 4-component model FCC high-entropy alloy …
Σ11 symmetrical tilt grain boundary in a 4-component model FCC high-entropy alloy …
Discovering the building blocks of atomic systems using machine learning: application to grain boundaries
Abstract Machine learning has proven to be a valuable tool to approximate functions in high-
dimensional spaces. Unfortunately, analysis of these models to extract the relevant physics …
dimensional spaces. Unfortunately, analysis of these models to extract the relevant physics …
Atomistic modeling of grain boundaries and dislocation processes in metallic polycrystalline materials
DE Spearot, DL McDowell - 2009 - asmedigitalcollection.asme.org
The objective of this review article is to provide a concise discussion of atomistic modeling
efforts aimed at understanding the nanoscale behavior and the role of grain boundaries in …
efforts aimed at understanding the nanoscale behavior and the role of grain boundaries in …
Atomistic simulation of tensile deformation behavior of∑ 5 tilt grain boundaries in copper bicrystal
Experiments on polycrystalline metallic samples have indicated that Grain boundary (GB)
structure can affect many material properties related to fracture and plasticity. In this study …
structure can affect many material properties related to fracture and plasticity. In this study …
Evolution of structure and free volume in symmetric tilt grain boundaries during dislocation nucleation
Grain boundary evolution in copper bicrystals is investigated during uniaxial tension at 10K.
Grain boundary structures are generated using molecular statics employing an embedded …
Grain boundary structures are generated using molecular statics employing an embedded …
Atomistic simulations of tension–compression asymmetry in dislocation nucleation for copper grain boundaries
Atomistic simulations are used to investigate how grain boundary structure influences
dislocation nucleation under uniaxial tension and compression for a specific class of …
dislocation nucleation under uniaxial tension and compression for a specific class of …
Effects of solutes on dislocation nucleation from grain boundaries
V Borovikov, MI Mendelev, AH King - International journal of plasticity, 2017 - Elsevier
When grain sizes are reduced to the nanoscale, grain boundaries (GB) become the
dominant sources of the dislocations that enable plastic deformation. We present the first …
dominant sources of the dislocations that enable plastic deformation. We present the first …
Machine-learning informed representations for grain boundary structures
ER Homer, DM Hensley, CW Rosenbrock… - Frontiers in …, 2019 - frontiersin.org
The atomic structure of grain boundaries plays a defining but poorly understood role in the
properties they exhibit. Due to the complex nature of these structures, machine learning is a …
properties they exhibit. Due to the complex nature of these structures, machine learning is a …