Review on slip transmission criteria in experiments and crystal plasticity models
A comprehensive overview is given of the literature on slip transmission criteria for grain
boundaries in metals, with a focus on slip system and grain boundary orientation. Much of …
boundaries in metals, with a focus on slip system and grain boundary orientation. Much of …
Slip localization in Inconel 718: a three-dimensional and statistical perspective
The slip localization behavior of the polycrystalline nickel base superalloy Inconel 718
during monotonic tensile loading at room temperature, is investigated for the first time in …
during monotonic tensile loading at room temperature, is investigated for the first time in …
A Biot–Cosserat two-dimensional elastic nonlinear model for a micromorphic medium
A possible strain energy density, incorporating Cosserat's micro-rotations and Biot's change
in porosity conferred by the microstructure geometry, is proposed in an elastic, two …
in porosity conferred by the microstructure geometry, is proposed in an elastic, two …
A mesoscale continuum approach of dislocation dynamics and the approximation by a Runge-Kutta discontinuous Galerkin method
K Schulz, L Wagner, C Wieners - International Journal of Plasticity, 2019 - Elsevier
We consider a mesoscale continuum model for the evolution of dislocation density in small-
strain crystal plasticity. The model is based on the continuum dislocation dynamics theory …
strain crystal plasticity. The model is based on the continuum dislocation dynamics theory …
[HTML][HTML] Modeling of additively manufactured materials using gradient-enhanced crystal plasticity
Additively manufactured metals possess a particular grain structure–ranging from equiaxed
grains to columnar grains–which is strongly influenced by the manufacturing process. The …
grains to columnar grains–which is strongly influenced by the manufacturing process. The …
Misorientation and grain boundary orientation dependent grain boundary response in polycrystalline plasticity
This paper studies the evolution of intergranular localization and stress concentration in
three dimensional micron sized specimens through the Gurtin grain boundary model (J …
three dimensional micron sized specimens through the Gurtin grain boundary model (J …
A generalized cohesive zone model and a grain boundary yield criterion for gradient plasticity derived from surface-and interface-related arguments
S Wulfinghoff - International Journal of plasticity, 2017 - Elsevier
In this work, new generalized interface models for gradient plasticity based on the
dislocation density tensor are presented. The first one is a new generalized cohesive zone …
dislocation density tensor are presented. The first one is a new generalized cohesive zone …
Phase‐field modelling of fracture in single crystal plasticity
We propose a phase‐field model for ductile fracture in a single crystal within the
kinematically linear regime, by combining the theory of single crystal plasticity as formulated …
kinematically linear regime, by combining the theory of single crystal plasticity as formulated …
Analytical investigation of a grain boundary model that accounts for slip system coupling in gradient crystal plasticity frameworks
In this work, a physically based dislocation theory of plasticity is derived within an extended
continuum mechanical context. An orientation-dependent grain boundary flow rule is …
continuum mechanical context. An orientation-dependent grain boundary flow rule is …
Micromechanical modeling of intrinsic and specimen size effects in microforming
T Yalçinkaya, İ Özdemir, I Simonovski - International Journal of Material …, 2018 - Springer
Size effect is a crucial phenomenon in the microforming processes of metallic alloys
involving only limited amount of grains. At this scale intrinsic size effect arises due to the size …
involving only limited amount of grains. At this scale intrinsic size effect arises due to the size …