Geometrically necessary dislocations and related kinematic hardening in gradient grained materials: A nonlocal crystal plasticity study
Gradient grained metals whose microstructure is characterized by a spatially graded grain
size distribution show a better strength-ductility combination than their homogeneous …
size distribution show a better strength-ductility combination than their homogeneous …
Study of grain boundary orientation gradients through combined experiments and strain gradient crystal plasticity modeling
A combined experimental and strain gradient crystal plasticity framework is presented for
studying the development of orientation and misorientation gradients at the grain …
studying the development of orientation and misorientation gradients at the grain …
A phase field model for elastic-gradient-plastic solids undergoing hydrogen embrittlement
PK Kristensen, CF Niordson… - Journal of the Mechanics …, 2020 - Elsevier
We present a gradient-based theoretical framework for predicting hydrogen assisted fracture
in elastic-plastic solids. The novelty of the model lies in the combination of:(i) stress-assisted …
in elastic-plastic solids. The novelty of the model lies in the combination of:(i) stress-assisted …
Deformation-induced grain rotation and grain boundary formation achieved through dislocation-disclination reactions in polycrystalline hexagonal close-packed …
C Du, Y Gao, M Zha, C Wang, H Jia, HY Wang - Acta Materialia, 2023 - Elsevier
Grain boundary mediated plasticity (eg, grain rotation and grain boundary sliding) plays a
critical role in determining the deformation behavior of polycrystals, which is especially …
critical role in determining the deformation behavior of polycrystals, which is especially …
Extra strengthening in a coarse/ultrafine grained laminate: Role of gradient interfaces
The interfaces introduced in metals by heterostructural design play crucial roles in
mechanical behaviors. Here the effect of gradient interfaces on mechanical behavior was …
mechanical behaviors. Here the effect of gradient interfaces on mechanical behavior was …
A crystal plasticity model that accounts for grain size effects and slip system interactions on the deformation of austenitic stainless steels
To ensure a more representative simulation of meso‑scale and macro-scale deformation, it
is important the underlying constitutive relations are advanced to more effectively …
is important the underlying constitutive relations are advanced to more effectively …
Fracture predictions based on a coupled chemo-mechanical model with strain gradient plasticity theory for film electrodes of Li-ion batteries
Y Chen, M Sang, W Jiang, Y Wang, Y Zou, C Lu… - Engineering Fracture …, 2021 - Elsevier
High-capacity electrodes in Li-ion batteries inevitably undergo a large volume deformation
originating from high diffusion-induced stresses during charging and discharging processes …
originating from high diffusion-induced stresses during charging and discharging processes …
A mechanism-based multi-trap phase field model for hydrogen assisted fracture
M Isfandbod, E Martínez-Pañeda - International Journal of Plasticity, 2021 - Elsevier
We present a new mechanistic, phase field-based formulation for predicting hydrogen
embrittlement. The multi-physics model developed incorporates, for the first time, a Taylor …
embrittlement. The multi-physics model developed incorporates, for the first time, a Taylor …
[HTML][HTML] Data science and material informatics in physical metallurgy and material science: An overview of milestones and limitations
Data science and material informatics are gaining traction in alloy design. This is due to
increasing infrastructure, computational capabilities and established open-source …
increasing infrastructure, computational capabilities and established open-source …
Unraveling size-affected plastic heterogeneity and asymmetry during micro-scaled deformation of CP-Ti by non-local crystal plasticity modeling
Titanium alloy is prominent in manufacturing of high-performance miniature devices, while
size-affected plastic heterogeneity and asymmetry in micro-scaled deformation are not well …
size-affected plastic heterogeneity and asymmetry in micro-scaled deformation are not well …