Multiscale modeling of microstructure‐property relationships of polycrystalline metals during thermo‐mechanical deformation

M Knezevic, IJ Beyerlein - Advanced Engineering Materials, 2018 - Wiley Online Library
The plastic deformation of polycrystalline metals is primarily carried by the crystallographic
glide of dislocations and growth of deformation twins. According to the thermodynamic …

Review of microstructure and micromechanism-based constitutive modeling of polycrystals with a low-symmetry crystal structure

IJ Beyerlein, M Knezevic - Journal of Materials Research, 2018 - cambridge.org
Predictions of the mechanical response of polycrystalline metals and underlying
microstructure evolution and deformation mechanisms are critically important for the …

Experimental characterization and crystal plasticity modeling for predicting load reversals in AA6016-T4 and AA7021-T79

S Daroju, T Kuwabara, R Sharma, DT Fullwood… - International Journal of …, 2022 - Elsevier
The detailed contribution of microstructural-level phenomena, such as dislocation structure
development and annihilation, as well as inter-granular and intra-granular backstress fields …

Deformation twinning in rolled WE43-T5 rare earth magnesium alloy: Influence on strain hardening and texture evolution

M Jahedi, BA McWilliams, P Moy, M Knezevic - Acta Materialia, 2017 - Elsevier
Insights from a detailed investigation into the anisotropic strain hardening,
tension/compression yield asymmetry, and evolution of crystallographic texture of rolled …

Dual-phase steel sheets under cyclic tension–compression to large strains: experiments and crystal plasticity modeling

M Zecevic, YP Korkolis, T Kuwabara… - Journal of the Mechanics …, 2016 - Elsevier
In this work, we develop a physically-based crystal plasticity model for the prediction of cyclic
tension–compression deformation of multi-phase materials, specifically dual-phase (DP) …

Explicit incorporation of deformation twins into crystal plasticity finite element models

M Ardeljan, RJ McCabe, IJ Beyerlein… - Computer Methods in …, 2015 - Elsevier
Deformation twinning is a subgrain mechanism that strongly influences the mechanical
response and microstructural evolution of metals especially those with low symmetry crystal …

Effect of dislocation density-twin interactions on twin growth in AZ31 as revealed by explicit crystal plasticity finite element modeling

M Ardeljan, IJ Beyerlein, M Knezevic - International Journal of Plasticity, 2017 - Elsevier
In this work, we employ the recently developed framework for the explicit modeling of
discrete twin lamellae within a three-dimensional (3D) crystal plasticity finite element (CPFE) …

Coupling elasto-plastic self-consistent crystal plasticity and implicit finite elements: applications to compression, cyclic tension-compression, and bending to large …

M Zecevic, IJ Beyerlein, M Knezevic - International Journal of Plasticity, 2017 - Elsevier
In this work, we describe a finite element (FE) implementation of an elasto-plastic self-
consistent (EPSC) polycrystal plasticity model termed FE-EPSC, which is intended for …

A numerical study into element type and mesh resolution for crystal plasticity finite element modeling of explicit grain structures

WG Feather, H Lim, M Knezevic - Computational Mechanics, 2021 - Springer
A large number of massive crystal-plasticity-finite-element (CPFE) simulations are performed
and post-processed to reveal the effects of element type and mesh resolution on accuracy of …

Experimental characterization and crystal plasticity modeling of dual-phase steels subjected to strain path reversals

S Daroju, T Kuwabara, M Knezevic - Mechanics of Materials, 2022 - Elsevier
This paper is concerned with monotonic and load reversal deformation of four dual-phase
(DP) 590, 780, 980, 1180 and one martensitic (MS) 1700 steel sheets. While the monotonic …