Interface PINNs (I-PINNs): A physics-informed neural networks framework for interface problems
We present a novel physics-informed neural networks (PINNs) framework for modeling
interface problems, termed Interface PINNs (I-PINNs). I-PINNs uses different neural networks …
interface problems, termed Interface PINNs (I-PINNs). I-PINNs uses different neural networks …
A phase‐field method for modeling cracks with frictional contact
We introduce a phase‐field method for continuous modeling of cracks with frictional
contacts. Compared with standard discrete methods for frictional contacts, the phase‐field …
contacts. Compared with standard discrete methods for frictional contacts, the phase‐field …
Adaptive phase-field modeling of fracture in orthotropic composites
An adaptive phase-field method is developed and applied to model fracture propagation in
orthotropic composites. The proposed approach extends the work of Muixí et al.(2020) to …
orthotropic composites. The proposed approach extends the work of Muixí et al.(2020) to …
Multi-material isogeometric topology optimization in multiple NURBS patches
In design optimization of structures, design domains are often described by multiple non-
uniform rational B-spline (NURBS) patches. To perform multi-material topological design in …
uniform rational B-spline (NURBS) patches. To perform multi-material topological design in …
A barrier method for frictional contact on embedded interfaces
We present a barrier method for treating frictional contact on interfaces embedded in finite
elements. The barrier treatment has several attractive features, including:(i) it does not …
elements. The barrier treatment has several attractive features, including:(i) it does not …
Adaptive phase-field modeling of fracture propagation in bi-layered materials
We study fracture propagation in bi-layered materials using an adaptive phase-field method.
The method combines a phase-field representation of fracture with spatial adaptivity to …
The method combines a phase-field representation of fracture with spatial adaptivity to …
A robust Nitsche's formulation for interface problems with spline‐based finite elements
The extended finite element method (X‐FEM) has proven to be an accurate, robust method
for solving embedded interface problems. With a few exceptions, the X‐FEM has mostly …
for solving embedded interface problems. With a few exceptions, the X‐FEM has mostly …
Consistent immersed volumetric Nitsche methods for composite analysis
Generating quality body-fitting meshes for complex composite microstructures is a non-trivial
task. In particular, micro-CT images of composites can contain numerous irregularly-shaped …
task. In particular, micro-CT images of composites can contain numerous irregularly-shaped …
[HTML][HTML] A stabilized mixed-FE scheme for frictional contact and shear failure analyses in deformable fractured media
L Wang, C Vuik, H Hajibeygi - Engineering Fracture Mechanics, 2022 - Elsevier
Simulation of fracture contact mechanics in deformable fractured media is of paramount
important in computational mechanics. Previous studies have revealed that compressive …
important in computational mechanics. Previous studies have revealed that compressive …
Block preconditioning for fault/fracture mechanics saddle-point problems
The efficient simulation of fault and fracture mechanics is a key issue in several applications
and is attracting a growing interest by the scientific community. Using a formulation based on …
and is attracting a growing interest by the scientific community. Using a formulation based on …