Mathematical foundations of adaptive isogeometric analysis

A Buffa, G Gantner, C Giannelli, D Praetorius… - … Methods in Engineering, 2022 - Springer
This paper reviews the state of the art and discusses recent developments in the field of
adaptive isogeometric analysis, with special focus on the mathematical theory. This includes …

Advanced geometry representations and tools for microstructural and multiscale modeling

B Sonon, KEM Kamel, TJ Massart - Advances in applied mechanics, 2021 - Elsevier
The macroscopic behavior of complex heterogeneous materials is governed by the
interactions between their constituents at the microstructural scale. This has fostered a large …

Feature-aware reconstruction of trimmed splines using Ricci flow with metric optimization

KM Shepherd, XD Gu, TJR Hughes - Computer Methods in Applied …, 2022 - Elsevier
The lack of a compelling tool to automatically or semi-automatically create analysis-suitable
spline spaces hampers the progress of the isogeometric framework. In this work, we review …

[HTML][HTML] A comparison of smooth basis constructions for isogeometric analysis

HM Verhelst, P Weinmüller, A Mantzaflaris… - Computer Methods in …, 2024 - Elsevier
In order to perform isogeometric analysis with increased smoothness on complex domains,
trimming, variational coupling or unstructured spline methods can be used. The latter two …

Hierarchically refined isogeometric analysis of trimmed shells

L Coradello, D D'angella, M Carraturo, J Kiendl… - Computational …, 2020 - Springer
This work focuses on the study of several computational challenges arising when trimmed
surfaces are directly employed for the isogeometric analysis of Kirchhoff–Love shells. To …

[HTML][HTML] Coupling of non-conforming trimmed isogeometric Kirchhoff–Love shells via a projected super-penalty approach

L Coradello, J Kiendl, A Buffa - Computer Methods in Applied Mechanics …, 2021 - Elsevier
Penalty methods have proven to be particularly effective for achieving the required C 1-
continuity in the context of multi-patch isogeometric Kirchhoff–Love shells. Due to their …

Kirchhoff–Love shell representation and analysis using triangle configuration b-splines

Z Wang, J Cao, X Wei, Z Chen, H Casquero… - Computer Methods in …, 2023 - Elsevier
This paper presents the application of triangle configuration B-splines (TCB-splines) for
representing and analyzing the Kirchhoff–Love shell in the context of isogeometric analysis …

Residual-based error estimation and adaptivity for stabilized immersed isogeometric analysis using truncated hierarchical B-splines

SC Divi, PH Van Zuijlen, T Hoang… - Journal of …, 2022 - academic.oup.com
We propose an adaptive mesh refinement strategy for immersed isogeometric analysis, with
application to steady heat conduction and viscous flow problems. The proposed strategy is …

[HTML][HTML] Patch-wise quadrature of trimmed surfaces in Isogeometric Analysis

M Loibl, L Leonetti, A Reali, J Kiendl - Computer Methods in Applied …, 2023 - Elsevier
This work presents an efficient quadrature rule for shell analysis fully integrated in CAD by
means of Isogeometric Analysis (IGA). General CAD-models may consist of trimmed parts …

Efficient matrix computation for isogeometric discretizations with hierarchical B-splines in any dimension

M Pan, B Jüttler, F Scholz - Computer Methods in Applied Mechanics and …, 2022 - Elsevier
Hierarchical B-splines, which possess the local refinement capability, have been recognized
as a useful tool in the context of isogeometric analysis. However, similar as for tensor …