Dynamic tensile fracture of iron: Molecular dynamics simulations and micromechanical model based on dislocation plasticity
VV Pogorelko, AE Mayer - International Journal of Plasticity, 2023 - Elsevier
Molecular dynamics (MD) shows a difference in the mechanisms of fracture of iron under
uniaxial and isotropic tension. Uniaxial tension leads to the formation of a complex …
uniaxial and isotropic tension. Uniaxial tension leads to the formation of a complex …
Insights from the MEDE program: An overview of microstructure–property linkages in the dynamic behaviors of magnesium alloys
Magnesium (Mg) and its alloys have been the subject of intensive scientific research and
development in the communities of materials science and engineering, mechanical …
development in the communities of materials science and engineering, mechanical …
Dynamic crystal plasticity modeling of single crystal tantalum and validation using Taylor cylinder impact tests
In this work, we extend a dislocation-density based constitutive theory for the dynamic
thermomechanical behavior of crystals to body centered cubic (BCC) tantalum. Strain rate …
thermomechanical behavior of crystals to body centered cubic (BCC) tantalum. Strain rate …
A shear modified enhanced Gurson constitutive relation and implications for localization
IA Khan, AA Benzerga, A Needleman - … of the Mechanics and Physics of …, 2023 - Elsevier
The most widely used phenomenological constitutive relation to model ductile failure of
structural metals at room temperature is based on the work of Gurson (1977) and has the …
structural metals at room temperature is based on the work of Gurson (1977) and has the …
The Texas A&M University hypervelocity impact laboratory: A modern aeroballistic range facility
Novel engineering materials and structures are increasingly designed for use in severe
environments involving extreme transient variations in temperature and loading rates …
environments involving extreme transient variations in temperature and loading rates …
Model of void nucleation on grain boundaries in dynamic failure of ductile metals incorporating interface incompatibility
Void nucleation on grain boundary (GB) has been regarded as an important mechanism of
damage initiation in ductile polycrystalline materials under dynamic loading. The high …
damage initiation in ductile polycrystalline materials under dynamic loading. The high …
Temperature-dependent damage of magnesium alloy with ratchetting–fatigue interaction effects: Experiments and mesomechanical theory
Fatigue failure is a significant concern for magnesium (Mg) alloy components. However,
fatigue damage mechanisms of Mg alloys, particularly in the case of ratchetting–fatigue …
fatigue damage mechanisms of Mg alloys, particularly in the case of ratchetting–fatigue …
Model correction and updating of a stochastic degradation model for failure prognostics of miter gates
Understanding the degradation of the quoin block is vital for failure prognostics in miter
gates. Due to the complicated degradation mechanism, degradation models based on …
gates. Due to the complicated degradation mechanism, degradation models based on …
Coupled elasto-viscoplastic and damage model accounting for plastic anisotropy and damage evolution dependent on loading conditions
R Fincato, S Tsutsumi - Computer Methods in Applied Mechanics and …, 2021 - Elsevier
This work presents an unconventional fully coupled elasto-viscoplastic and damage
constitutive model that is suitable for investigating the failure mechanism of metallic …
constitutive model that is suitable for investigating the failure mechanism of metallic …
A multiscale Bayesian method to quantify uncertainties in constitutive and microstructural parameters of 3D-printed composites
Abstracts 3D-printed continuous carbon fiber reinforced composites (CCFRCs) are
promising for various engineering applications due to high strength-to-weight ratios and …
promising for various engineering applications due to high strength-to-weight ratios and …