A review of FE-FFT-based two-scale methods for computational modeling of microstructure evolution and macroscopic material behavior

C Gierden, J Kochmann, J Waimann… - … Methods in Engineering, 2022 - Springer
The overall, macroscopic constitutive behavior of most materials of technological importance
such as fiber-reinforced composites or polycrystals is very much influenced by the …

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 …

Strain rate and temperature sensitive multi-level crystal plasticity model for large plastic deformation behavior: Application to AZ31 magnesium alloy

M Ardeljan, IJ Beyerlein, BA McWilliams… - International Journal of …, 2016 - Elsevier
In this work, we develop a multi-level constitutive model for polycrystalline metals that
deform by a combination of elasticity, slip and deformation twinning. It involves a two-level …

Strain rate and temperature effects on the selection of primary and secondary slip and twinning systems in HCP Zr

M Knezevic, M Zecevic, IJ Beyerlein, JF Bingert… - Acta Materialia, 2015 - Elsevier
We investigate the temperature and rate dependence of slip, twinning, and secondary
twinning in high-purity hexagonal close packed α-Zr over a wide range of temperatures and …

Crystal plasticity modeling of strain-induced martensitic transformations to predict strain rate and temperature sensitive behavior of 304 L steels: Applications to …

Z Feng, R Pokharel, SC Vogel, RA Lebensohn… - International Journal of …, 2022 - Elsevier
This paper advances crystallographically-based Olson-Cohen (direct γ→ α') and
deformation mechanism (indirect γ→ ε→ α') phase transformation models for predicting …

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 …

Microstructure and mechanical behavior of direct metal laser sintered Inconel alloy 718

DH Smith, J Bicknell, L Jorgensen, BM Patterson… - Materials …, 2016 - Elsevier
In this paper, we investigate microstructure and quasi-static mechanical behavior of the
direct metal laser sintered Inconel 718 superalloy as a function of build direction (BD). The …

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 …

Three dimensional predictions of grain scale plasticity and grain boundaries using crystal plasticity finite element models

M Knezevic, B Drach, M Ardeljan… - Computer Methods in …, 2014 - Elsevier
In this work, we use crystal plasticity finite element (CPFE) models of 2D and 3D
polycrystalline microstructures to elucidate 3D topological effects on microstructural …

A study of microstructure-driven strain localizations in two-phase polycrystalline HCP/BCC composites using a multi-scale model

M Ardeljan, M Knezevic, T Nizolek, IJ Beyerlein… - International Journal of …, 2015 - Elsevier
In this work, we present a 3D microstructure-based, full-field crystal plasticity finite element
(CPFE) model using a thermally activated dislocation-density based constitutive description …