Interface PINNs (I-PINNs): A physics-informed neural networks framework for interface problems

AK Sarma, S Roy, C Annavarapu, P Roy… - Computer Methods in …, 2024 - Elsevier
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 …

Adaptive phase-field modeling of fracture in orthotropic composites

I Jain, A Muixí, C Annavarapu, SS Mulay… - Engineering Fracture …, 2023 - Elsevier
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 …

Adaptive phase-field modeling of fracture propagation in bi-layered materials

S Khan, A Muixí, C Annavarapu… - Engineering Fracture …, 2023 - Elsevier
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 …

Adaptive phase-field modeling of fracture propagation in layered media: Effects of mechanical property mismatches, layer thickness, and interface strength

S Khan, I Singh, C Annavarapu… - Engineering Fracture …, 2024 - Elsevier
Fracture propagation in layered media is investigated using an adaptive phase-field method.
We focus on the interplay between cracks and interfaces, considering both perfectly and …

An Adaptive Mesh Refinement Algorithm for Stress-Based Phase Field Fracture Models for Heterogeneous Media: Application Using Fenics to Ice-Rock Cliff Failures

ND Tien, A Gupta, R Duddu, C Annavarapu - Available at SSRN 4993295 - papers.ssrn.com
Fracture propagation in heterogeneous ice-rock cliffs and hanging glaciers is complicated
by presence of internal interfaces and material property mismatch, so their failure risk is …

[PDF][PDF] A hybrid phase-field framework to model crack propagation in poroelastic media

S Khan, C Annavarapu, A Rodríguez-Ferran - istam.iitkgp.ac.in
We propose a hybrid phase-field formulation to simulate crack propagation in poroelastic
media. The proposed approach is a three-field formulation (displacements, pressure, and …

[引用][C] Phase field fracture modelling of hanging glacier failure

CR Darshana, DT Nguyenb, C Annavarapua…