Discrete and phase field methods for linear elastic fracture mechanics: a comparative study and state-of-the-art review

A Egger, U Pillai, K Agathos, E Kakouris, E Chatzi… - Applied Sciences, 2019 - mdpi.com
Three alternative approaches, namely the extended/generalized finite element method
(XFEM/GFEM), the scaled boundary finite element method (SBFEM) and phase field …

[HTML][HTML] Phase field modelling of crack propagation in functionally graded materials

S Natarajan, RK Annabattula… - Composites Part B …, 2019 - Elsevier
We present a phase field formulation for fracture in functionally graded materials (FGMs).
The model builds upon homogenization theory and accounts for the spatial variation of …

Crack tip fields in anisotropic planes: a review

MR Ayatollahi, M Nejati, S Ghouli - International Journal of Fracture, 2022 - Springer
This paper reviews crack tip asymptotic fields in generic plane anisotropic media, rigorously
categorising about 400 studies devoted to the determination of the asymptote coefficients …

A hybrid phase-field isogeometric analysis to crack propagation in porous functionally graded structures

KD Nguyen, CL Thanh, H Nguyen-Xuan… - Engineering with …, 2023 - Springer
Porosities exist as pores of different sizes within a structure to fabricate lightweight materials
and the sintering process. The porous structure gives a lower loading capacity than the …

Thermoelastic fracture analysis of functionally graded materials using the scaled boundary finite element method

MD Iqbal, C Birk, ET Ooi, ALN Pramod… - Engineering Fracture …, 2022 - Elsevier
The scaled boundary finite element method is extended to model fracture in functionally
graded materials (FGM) under coupled thermo-mechanical loads. The governing equations …

The finite element over-deterministic method to calculate the coefficients of crack tip asymptotic fields in anisotropic planes

MR Ayatollahi, M Nejati, S Ghouli - Engineering Fracture Mechanics, 2020 - Elsevier
This article applies the finite element over-deterministic (FEOD) method to determine the
coefficients of the crack tip asymptotic fields in an anisotropic plane. This method relies on …

Phase-field modeling of brittle fracture in functionally graded materials using exponential finite elements

PC Sidharth, BN Rao - Engineering Fracture Mechanics, 2023 - Elsevier
This study introduces a novel implementation of exponential finite element (EFE) shape
functions within the phase field model for predicting fracture responses in functionally …

A new semi-analytical solution of bending, buckling and free vibration of functionally graded plates using scaled boundary finite element method

W Ye, J Liu, J Zhang, F Yang, G Lin - Thin-Walled Structures, 2021 - Elsevier
This paper is devoted to study the bending response, free vibration and mechanical buckling
of functionally graded material (FGM) plates based on the scaled boundary finite element …

Development of the scaled boundary finite element method for image-based slope stability analysis

DR Wijesinghe, A Dyson, G You, M Khandelwal… - Computers and …, 2022 - Elsevier
This paper presents a numerical technique for geotechnical slope stability analysis,
integrating digital image meshing with the scaled boundary finite element method, allowing …

[HTML][HTML] Adaptive phase field modelling of crack propagation in orthotropic functionally graded materials

E Martínez-Pañeda, S Natarajan - Defence Technology, 2021 - Elsevier
In this work, we extend the recently proposed adaptive phase field method to model fracture
in orthotropic functionally graded materials (FGMs). A recovery type error indicator combined …