[HTML][HTML] A level set-based interface-enriched topology optimization for the design of phononic crystals with smooth boundaries

SJ van den Boom, R Abedi, F van Keulen… - Computer Methods in …, 2023 - Elsevier
Phononic crystals can be designed to show band gaps—ranges of frequencies whose
propagation is strongly attenuated in the material. In essence, their working principle is …

Computational methods for ductile fracture modeling at the microscale

M Shakoor, VM Trejo Navas, D Pino Munõz… - … Methods in Engineering, 2019 - Springer
This paper is a state-of-the-art review of computational damage and fracture mechanics
methods applied to model ductile fracture at the microscale. An emphasis is made on robust …

Micromechanical study of multiple transverse cracking in cross-ply fiber-reinforced composite laminates

R Sepasdar, M Shakiba - Composite Structures, 2022 - Elsevier
This paper integrates an efficient numerical framework with robust and accurate constitutive
equations to study transverse behavior and multiple cracking of cross-ply fiber-reinforced …

[HTML][HTML] Multiscale extended finite element method for deformable fractured porous media

F Xu, H Hajibeygi, LJ Sluys - Journal of Computational Physics, 2021 - Elsevier
Deformable fractured porous media appear in many geoscience applications. While the
extended finite element method (XFEM) has been successfully developed within the …

On the stability and interpolating properties of the hierarchical interface-enriched finite element method

AM Aragón, B Liang, H Ahmadian, S Soghrati - Computer Methods in …, 2020 - Elsevier
Abstract The Hierarchical Interface-enriched Finite Element Method (HIFEM) is a technique
for solving problems containing discontinuities in the field gradient using finite element …

An automated mesh generation algorithm for simulating complex crack growth problems

M Mohmadsalehi, S Soghrati - Computer Methods in Applied Mechanics …, 2022 - Elsevier
In this manuscript, we expand the conforming to interface structured adaptive mesh
refinement (CISAMR) algorithm for modeling complex two-dimensional (2D) crack growth …

[HTML][HTML] Fully decoupling geometry from discretization in the Bloch–Floquet finite element analysis of phononic crystals

SJ van den Boom, F van Keulen, AM Aragón - Computer Methods in …, 2021 - Elsevier
An immersed enriched finite element method is proposed for the analysis of phononic
crystals (PnCs) with finite element (FE) meshes that are completely decoupled from …

IGFEM-based shape sensitivity analysis of the transverse failure of a composite laminate

X Zhang, DR Brandyberry, PH Geubelle - Computational Mechanics, 2019 - Springer
This manuscript presents a shape sensitivity analysis method based on an Interface-
enriched Generalized Finite Element Method (IGFEM) formulation and its application to the …

[HTML][HTML] A stable discontinuity-enriched finite element method for 3-D problems containing weak and strong discontinuities

J Zhang, SJ van den Boom, F van Keulen… - Computer Methods in …, 2019 - Elsevier
A new enriched finite element technique, named the Discontinuity-Enriched Finite Element
Method (DE-FEM), was introduced recently for solving problems with both weak and strong …

[HTML][HTML] Analyzing material softening and strain localisation through embedded strong discontinuity approach within velocity-based beam formulation

SK Chandrashekhara, D Zupan - Computers & Structures, 2024 - Elsevier
In this paper, we propose a novel computational formulation capable of solving the problem
of material softening and the emerging localisation of strains in spatial frame-like structure, a …