Atomically informed nonlocal semi-discrete variational Peierls-Nabarro model for planar core dislocations

G Liu, X Cheng, J Wang, K Chen, Y Shen - Scientific reports, 2017 - nature.com
Prediction of Peierls stress associated with dislocation glide is of fundamental concern in
understanding and designing the plasticity and mechanical properties of crystalline …

Scale dependent crystal plasticity framework with dislocation density and grain boundary effects

LP Evers, WAM Brekelmans, MGD Geers - International Journal of solids …, 2004 - Elsevier
The geometrically non-linear scale dependent response of polycrystal FCC metals is
modelled by an enhanced crystal plasticity framework based on the evolution of several …

Image-based crystal plasticity FE framework for microstructure dependent properties of Ti–6Al–4V alloys

J Thomas, M Groeber, S Ghosh - Materials Science and Engineering: A, 2012 - Elsevier
In this paper, micromechanical crystal plasticity finite element method (CPFEM) simulations
of the response of virtual/synthetic α–β Ti–6V–4Al polycrystalline microstructures are carried …

Multi-principal element alloys by additive manufacturing

C Li, M Ferry, JJ Kruzic, X Li - Journal of Materials Science, 2022 - Springer
Multi-principal element alloys (MPEAs) have attracted rapidly growing attention from both
research institutions and industry due to their unique microstructures and outstanding …

Quantitative representation of directional microstructures of single-crystal superalloys in cyclic crystal plasticity based on neural networks

H Weng, H Yuan - International Journal of Plasticity, 2023 - Elsevier
Nickel-based single-crystal alloys undergo microstructural degradation induced by thermal
exposure. The directional rafting of microstructures significantly affects the mechanical …

[HTML][HTML] Grain size–inclusion size interaction in metal matrix composites using mechanism-based gradient crystal plasticity

R Aghababaei, SP Joshi - International Journal of Solids and Structures, 2011 - Elsevier
Metal matrix composites (MMCs) comprising nano/microcrystalline matrices and
reinforcements exhibit impressive mechanical behaviors derived by exploiting the size …

Short-range order and its impacts on the BCC MoNbTaW multi-principal element alloy by the machine-learning potential

PA Santos-Florez, SC Dai, Y Yao, H Yanxon, L Li… - Acta Materialia, 2023 - Elsevier
We utilize a machine-learning force field, trained by a neural network (NN) with bispectrum
coefficients as descriptors, to investigate the chemical short-range order (SRO) influences …

Two-scale analysis for deformation-induced anisotropy of polycrystalline metals

I Watanabe, K Terada, M Akiyama - Computational materials science, 2005 - Elsevier
The anisotropic macroscopic mechanical behavior of polycrystalline metals is characterized
by incorporating the microscopic constitutive model of single crystal plasticity into the two …

Wavelet-enriched adaptive hierarchical FE model for coupled crystal plasticity-phase field modeling of crack propagation in polycrystalline microstructures

J Cheng, X Tu, S Ghosh - Computer Methods in Applied Mechanics and …, 2020 - Elsevier
This paper develops a novel, wavelet-enriched adaptive finite element model for solving
coupled crystal plasticity-phase field models to simulate crack propagation in polycrystalline …

A multiphase-field approach to small strain crystal plasticity accounting for balance equations on singular surfaces

A Prahs, L Schöller, FK Schwab, D Schneider… - Computational …, 2024 - Springer
An implementation of the crystal plasticity theory in the context of the multiphase-field
method provides a numerically efficient tracking of evolving grain boundaries, modeled as …