A review of trimming in isogeometric analysis: challenges, data exchange and simulation aspects

B Marussig, TJR Hughes - Archives of computational methods in …, 2018 - Springer
We review the treatment of trimmed geometries in the context of design, data exchange, and
computational simulation. Such models are omnipresent in current engineering modeling …

[图书][B] Numerical models for differential problems

A Quarteroni, S Quarteroni - 2009 - Springer
Alfio Quarteroni Third Edition Page 1 MS&A – Modeling, Simulation and Applications 16
Numerical Models for Di erential Problems Alfio Quarteroni Third Edition Page 2 MS&A Volume …

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 …

Towards higher-order accurate mass lumping in explicit isogeometric analysis for structural dynamics

TH Nguyen, RR Hiemstra, S Eisenträger… - Computer Methods in …, 2023 - Elsevier
We present a mass lumping approach based on an isogeometric Petrov–Galerkin method
that preserves higher-order spatial accuracy in explicit dynamics calculations irrespective of …

[HTML][HTML] From computer-aided design (CAD) toward human-aided design (HAD): an isogeometric topology optimization approach

Y Wang, M Xiao, Z Xia, P Li, L Gao - Engineering, 2023 - Elsevier
In this paper, the novel design mode of human-aided design (HAD) is proposed to replace
conventional computer-aided design (CAD). In HAD, computers can automatically complete …

[HTML][HTML] Efficient CAD-integrated isogeometric analysis of trimmed solids

M Meßmer, T Teschemacher, LF Leidinger… - Computer Methods in …, 2022 - Elsevier
This publication presents a robust and efficient approach for fully CAD-integrated analyses
of solids, which aims to reduce the current modeling effort for static and transient problems …

Reduced quadrature for finite element and isogeometric methods in nonlinear solids

W Li, G Moutsanidis, M Behzadinasab… - Computer Methods in …, 2022 - Elsevier
We extend the recently proposed framework using reduced quadrature in the Finite Element
and Isogeometric methods for solid mechanics to the nonlinear realm. The proposed …

Low rank tensor methods in Galerkin-based isogeometric analysis

A Mantzaflaris, B Jüttler, BN Khoromskij… - Computer Methods in …, 2017 - Elsevier
The global (patch-wise) geometry map, which describes the computational domain, is a new
feature in isogeometric analysis. This map has a global tensor structure, inherited from the …

Explicit higher-order accurate isogeometric collocation methods for structural dynamics

JA Evans, RR Hiemstra, TJR Hughes, A Reali - Computer Methods in …, 2018 - Elsevier
The objective of the present work is to develop efficient, higher-order space-and time-
accurate, methods for structural dynamics. To this end, we present a family of explicit …

Fast formation and assembly of finite element matrices with application to isogeometric linear elasticity

RR Hiemstra, G Sangalli, M Tani, F Calabrò… - Computer Methods in …, 2019 - Elsevier
Recently, a new formation and assembly strategy was proposed in [1], which resulted in
significant speedups in the formation and assembly time of the Galerkin mass matrix in …