A phase-field formulation for fracture in ductile materials: Finite deformation balance law derivation, plastic degradation, and stress triaxiality effects
Phase-field models have been a topic of much research in recent years. Results have
shown that these models are able to produce complex crack patterns in both two and three …
shown that these models are able to produce complex crack patterns in both two and three …
[HTML][HTML] Micromechanically-motivated phenomenological Hosford–Coulomb model for predicting ductile fracture initiation at low stress triaxialities
D Mohr, SJ Marcadet - International Journal of Solids and Structures, 2015 - Elsevier
A phenomenological ductile fracture initiation model for metals is developed for predicting
ductile fracture in industrial practice. Its formulation is based on the assumption that the …
ductile fracture in industrial practice. Its formulation is based on the assumption that the …
The mechanisms of ductile rupture
One of the most confounding controversies in the ductile fracture community is the large
discrepancy between predicted and experimentally observed strain-to-failure values during …
discrepancy between predicted and experimentally observed strain-to-failure values during …
[HTML][HTML] Ductile fracture of aluminum 2024-T351 under proportional and non-proportional multi-axial loading: Bao–Wierzbicki results revisited
J Papasidero, V Doquet, D Mohr - International Journal of Solids and …, 2015 - Elsevier
The effect of stress state and loading path on the ductile fracture of aluminum 2024-T351 is
characterized through tension–torsion experiments on tubular specimens. The experimental …
characterized through tension–torsion experiments on tubular specimens. The experimental …
Effect of parallel deposition path and interface material flow on resulting microstructure and tensile behavior of Al-Mg-Si alloy fabricated by additive friction stir …
In this paper, the effect of overlapping parallel additive depositions on microstructure and
mechanical properties in Additive Friction Stir Deposition (AFS-D) was examined. In …
mechanical properties in Additive Friction Stir Deposition (AFS-D) was examined. In …
A review on ductile fracture prediction of cracked/notched components: The distinct and simplifying roles of the equivalent material concept and fictitious material …
S Mohammadi, AR Torabi - Theoretical and Applied Fracture Mechanics, 2024 - Elsevier
Most of engineering structures and components are made of ductile materials, while fracture
mechanics tools have been mostly developed for brittle materials. This article investigates …
mechanics tools have been mostly developed for brittle materials. This article investigates …
[HTML][HTML] Void growth in ductile materials with realistic porous microstructures
In this paper, we have investigated void growth in von Mises materials which contain
realistic porous microstructures. For that purpose, we have performed finite element …
realistic porous microstructures. For that purpose, we have performed finite element …
The Sandia Fracture Challenge: blind round robin predictions of ductile tearing
Existing and emerging methods in computational mechanics are rarely validated against
problems with an unknown outcome. For this reason, Sandia National Laboratories, in …
problems with an unknown outcome. For this reason, Sandia National Laboratories, in …
[HTML][HTML] Plastic anisotropy and ductile fracture of bake-hardened AA6013 aluminum sheet
The anisotropic plastic flow and ductile fracture of AA6013 aluminum sheet is investigated
under quasistatic conditions. The plasticity of the material is probed through uniaxial tension …
under quasistatic conditions. The plasticity of the material is probed through uniaxial tension …
[HTML][HTML] Ductile failure under combined shear and tension
SS Haltom, S Kyriakides, K Ravi-Chandar - International Journal of Solids …, 2013 - Elsevier
The aim of this paper is to establish the extent to which materials can be deformed under
shear-dominant loadings. Custom Al-6061-T6 tubular specimens are loaded under radial …
shear-dominant loadings. Custom Al-6061-T6 tubular specimens are loaded under radial …