Constitutive modeling of cellular-structured metals produced by additive manufacturing

J Kwon, GM Karthik, Y Estrin, HS Kim - Acta Materialia, 2022 - Elsevier
Computational modeling is essential in the development and application of metal additive
manufacturing (MAM). Most materials processed by laser or electron beam MAM exhibit a …

[HTML][HTML] Predicting the crack width of the engineered cementitious materials via standard machine learning algorithms

X Yuan, Q Cao, MN Amin, A Ahmad, W Ahmad… - Journal of Materials …, 2023 - Elsevier
This study aims to develop various machine learning (ML) models to investigate the self-
healing capacity of engineered cementitious composites (ECC) and to evaluate the effect of …

Tailoring Mechanical Properties of Pearlitic Steels through Size Regulation of Multiscale Microstructures: Experiments and Simulations

X Huang, Y Chen, J Wang, W Wang, G Lu… - International Journal of …, 2024 - Elsevier
Pearlitic steels possess excellent mechanical properties due to their multiscale
microstructures, yet this configuration introduces complex size and interface effects …

A fundamental understanding of how dislocation densities affect strain hardening behavior in copper single crystalline micropillars

D Xie, MJ Chen, J Gigax, D Luscher, J Wang… - Mechanics of …, 2023 - Elsevier
Under mechanical loading, the strain hardening behavior of crystalline face-centered cubic
(FCC) metals is of critical importance in determining fracture behavior and overall …

A crystal plasticity-based microdamage model and its application on the tensile failure process analysis of 7075 aluminum alloy

A Li, W Hu, H Li, Z Zhan, Q Meng - Materials Science and Engineering: A, 2023 - Elsevier
In this study, a microdamage model by introducing the damage of crystal is proposed.
Damage variables are defined for each slip system, and the damage-coupled crystal …

A microdamage model for FCC single crystals considering a mixed failure mechanism of slip and cleavage

A Li, W Hu, Y Yang, K Li, H Tian, Z Zhan… - International Journal of …, 2024 - Elsevier
In this study, a microdamage model is newly proposed to predict the failure process of FCC
single crystals. Two micro damage mechanisms, slip and cleavage, are both involved in the …

Crystal plasticity modeling for the strengthening effect of multilayered copper–graphene nanocomposites

J Jeong, GZ Voyiadjis - Journal of the Mechanics and Physics of Solids, 2023 - Elsevier
The paper explores plastic deformation mechanisms in metal–graphene nanocomposites,
illustrating their material strengthening effects through a crystal plasticity finite element …

Voronoi–Dirichlet Analysis of Elastic and Plastic Molecular Crystals

AV Savchenkov, E Ahmed, DP Karothu… - Crystal Growth & …, 2023 - ACS Publications
Noncovalent interactions in 63 elastic and plastic crystals were calculated aiming at
establishing correlations with the empirically observed mechanical behavior upon bending …

Advances in Fatigue Performance of Metal Materials with Additive Manufacturing Based on Crystal Plasticity: A Comprehensive Review

W Zhang, A Wang, J Wang, Q Wang, F Li, K Lu - Materials, 2024 - mdpi.com
Using metal additive manufacturing processes can make up for traditional forging
technologies when forming complex-shaped parts. At the same time, metal additive …

Revealing the anisotropic response of grain structures in additive manufactured Al-Mn-Sc alloys: Modeling based on experiments

Y Gao, X Guo, Y Deng - Materials Today Communications, 2024 - Elsevier
The anisotropy of yield strength of additive manufactured (AM) Al-Mn-Sc alloy is attributed to
the diverse distribution characteristics of grain size, aspect ratio and orientation. This work …