A review article: isogeometric boundary element analysis in engineering applications

AM Shaaban - International Journal of Hydromechatronics, 2022 - inderscienceonline.com
Isogeometric analysis (IGA) in the framework of the boundary element method (BEM) is
reviewed in this paper. IGA is a fundamental tool in computational mechanics which enables …

Analysis-suitable unstructured T-splines: Multiple extraordinary points per face

X Wei, X Li, K Qian, TJR Hughes, YJ Zhang… - Computer Methods in …, 2022 - Elsevier
Abstract Analysis-suitable T-splines (AST-splines) are a promising candidate to achieve a
seamless integration between the design and the analysis of thin-walled structures in …

[HTML][HTML] Robust numerical integration on curved polyhedra based on folded decompositions

P Antolin, X Wei, A Buffa - Computer Methods in Applied Mechanics and …, 2022 - Elsevier
We present a novel method to perform numerical integration over curved polyhedra
enclosed by high-order parametric surfaces. Such a polyhedron is first decomposed into a …

Vanquishing volumetric locking in quadratic NURBS-based discretizations of nearly-incompressible linear elasticity: CAS elements

H Casquero, M Golestanian - Computational Mechanics, 2024 - Springer
Quadratic NURBS-based discretizations of the Galerkin method suffer from volumetric
locking when applied to nearly-incompressible linear elasticity. Volumetric locking causes …

High order unfitted finite element discretizations for explicit boundary representations

PA Martorell, S Badia - Journal of Computational Physics, 2024 - Elsevier
When modeling scientific and industrial problems, geometries are typically modeled by
explicit boundary representations obtained from computer-aided design software. Unfitted …

Image‐based isogeometric twins of lattices with virtual image correlation for varying cross‐section beams

JC Passieux, R Bouclier… - International Journal for …, 2023 - Wiley Online Library
Cellular materials, in particular metal or polymer foams and beam lattices, are characterized
by a complex architecture where the material is concentrated in slender struts. This study is …

Immersed boundary-conformal isogeometric LaTIn method for multiple non-linear interfaces

E Lapina, P Oumaziz, R Bouclier - Engineering with Computers, 2024 - Springer
Computational micromechanics appears of the utmost importance, especially in the current
context of digital twins in mechanics of materials. The objective here is to develop an …

[图书][B] IGA: Non-Invasive Coupling with FEM and Regularization of Digital Image Correlation Problems, Volume 2

R Bouclier, JC Passieux - 2023 - books.google.com
Isogeometric analysis (IGA) consists of using the same higher-order and smooth spline
functions for the representation of geometry in Computer Aided Design as for the …

Fast parametric analysis of trimmed multi-patch isogeometric Kirchhoff-Love shells using a local reduced basis method

M Chasapi, P Antolin, A Buffa - Engineering with Computers, 2024 - Springer
This contribution presents a model order reduction framework for real-time efficient solution
of trimmed, multi-patch isogeometric Kirchhoff-Love shells. In several scenarios, such as …

Stabilized isogeometric formulation of the Stokes problem on overlapping patches

X Wei, R Puppi, P Antolin, A Buffa - Computer Methods in Applied …, 2023 - Elsevier
We present a novel stabilized isogeometric formulation for the Stokes problem, where the
geometry of interest is obtained via overlapping NURBS (non-uniform rational B-spline) …