Multiscale modeling of discontinuous dynamic recrystallization during hot working by coupling multilevel cellular automaton and finite element method
Discontinuous dynamic recrystallization (dDRX) is considered an effective way to obtain fine
grain microstructures during hot working of materials with low-to-medium stacking fault …
grain microstructures during hot working of materials with low-to-medium stacking fault …
Quantification of α phase strengthening in titanium alloys: crystal plasticity model incorporating α/β heterointerfaces
A strategy to quantify the second phase strengthening of α precipitates in titanium alloys is
proposed to predict the mechanical performance through crystal plasticity finite element …
proposed to predict the mechanical performance through crystal plasticity finite element …
Electro-thermal-mechanical coupled crystal plasticity modeling of Ni-based superalloy during electrically assisted deformation
J Gao, H Li, X Sun, X Zhang, M Zhan - International Journal of Plasticity, 2022 - Elsevier
Electrically assisted (EA) formation has attracted much attention in recent years. However,
the multiscale deformation mechanism of materials under multifield (electrical, thermal, and …
the multiscale deformation mechanism of materials under multifield (electrical, thermal, and …
Synergistic effects of twin boundary and phase boundary for enhancing ultimate strength and ductility of lamellar TiAl single crystals
The strength-ductility trade-off is a long-standing challenge in engineering and material
sciences. The introductions of twin boundary or phase boundary in materials have been …
sciences. The introductions of twin boundary or phase boundary in materials have been …
A non-local methodology for geometrically necessary dislocations and application to crack tips
Y Xu - International Journal of Plasticity, 2021 - Elsevier
A non-local method for the establishment of geometrically necessary dislocation (GND)
based on a non-local domain integral has been developed and incorporated into crystal …
based on a non-local domain integral has been developed and incorporated into crystal …
[HTML][HTML] Micromechanical modeling of damage evolution and fracture behavior in particle reinforced metal matrix composites based on the conventional theory of …
H Wu, W Xu, D Shan, XJ Wang, B Guo… - Journal of Materials …, 2023 - Elsevier
The particle/matrix interface of metal matrix composites (MMCs) can give rise to extra
strength and then affect the local deformation behavior. This strengthening effect originates …
strength and then affect the local deformation behavior. This strengthening effect originates …
Cross-scale prediction from RVE to component
X Sun, H Li, M Zhan, J Zhou, J Zhang, J Gao - International Journal of …, 2021 - Elsevier
A global prediction of macroscale deformation and microstructure evolution under complex
mechanical and thermal fields is crucial for customizing the expected shape and …
mechanical and thermal fields is crucial for customizing the expected shape and …
Predicting the complete tensile properties of additively manufactured Ti-6Al-4V by integrating three-dimensional microstructure statistics with a crystal plasticity model
A multiscale finite element model integrating microstructure statistics with an enhanced three-
dimensional (3D) crystal plasticity model including damage has been developed to predict …
dimensional (3D) crystal plasticity model including damage has been developed to predict …
Training material models using gradient descent algorithms
T Chen, MC Messner - International Journal of Plasticity, 2023 - Elsevier
High temperature design requires accurate constitutive models to describe material inelastic
deformation and failure behavior. Oftentimes, calibrating accurate models devolves into the …
deformation and failure behavior. Oftentimes, calibrating accurate models devolves into the …
Temperature dependent anisotropic mechanical behavior of TiAl based alloys
B Selvarajou, MH Jhon, RV Ramanujan… - International Journal of …, 2022 - Elsevier
Abstract γ-based titanium aluminides exhibit remarkable mechanical properties at high
temperatures and are deployed in jet engines. The microstructure of these alloys, consisting …
temperatures and are deployed in jet engines. The microstructure of these alloys, consisting …