Isogeometric analysis for a phase-field constrained optimization problem of morphological evolution of vesicles in electrical fields

M Ashour, N Valizadeh, T Rabczuk - Computer Methods in Applied …, 2021 - Elsevier
In this paper, we solve a constrained Willmore problem coupled with an electrical field using
IsoGeometric Analysis (IGA) to simulate the morphological evolution of vesicles subjected to …

Application of fast isogeometric L2 projection solver for tumor growth simulations

M Łoś, M Paszyński, A Kłusek, W Dzwinel - Computer Methods in Applied …, 2017 - Elsevier
To employ computer models of tumor proliferation for planning cancer treatment, extremely
fast numerical solvers are in high demand at least for two reasons: data adaptation and …

Dispersion-optimized quadrature rules for isogeometric analysis: modified inner products, their dispersion properties, and optimally blended schemes

V Puzyrev, Q Deng, V Calo - Computer Methods in Applied Mechanics and …, 2017 - Elsevier
This paper introduces optimally-blended quadrature rules for isogeometric analysis and
analyzes the numerical dispersion of the resulting discretizations. To quantify the …

[HTML][HTML] On the application of isogeometric finite volume method in numerical analysis of wet-steam flow through turbine cascades

A Hashemian, E Lakzian, A Ebrahimi-Fizik - Computers & Mathematics with …, 2020 - Elsevier
The isogeometric finite volume analysis is utilized in this research to numerically simulate
the two-dimensional viscous wet-steam flow between stationary cascades of a steam turbine …

Machine learning discovery of optimal quadrature rules for isogeometric analysis

T Teijeiro, JM Taylor, A Hashemian, D Pardo - Computer Methods in …, 2023 - Elsevier
We propose the use of machine learning techniques to find optimal quadrature rules for the
construction of stiffness and mass matrices in isogeometric analysis (IGA). We initially …

[HTML][HTML] Isogeometric analysis for geometric modelling and acoustic attenuation performances of reactive mufflers

Y Xue, G **, T Ye, K Shi, S Zhong, C Yang - Computers & Mathematics …, 2020 - Elsevier
In the present study, the acoustic attenuation performances of mufflers are predicted by
employing three-dimensional isogeometric analysis (IGA) and multi-patch technique for the …

Refined isogeometric analysis for fluid mechanics and electromagnetics

D Garcia, D Pardo, VM Calo - Computer Methods in Applied Mechanics …, 2019 - Elsevier
Starting from a highly continuous isogeometric analysis discretization, we introduce
hyperplanes that partition the domain into subdomains and reduce the continuity of the …

Spectral approximation properties of isogeometric analysis with variable continuity

V Puzyrev, Q Deng, V Calo - Computer Methods in Applied Mechanics and …, 2018 - Elsevier
We study the spectral approximation properties of isogeometric analysis with local continuity
reduction of the basis. Such continuity reduction results in a decrement in the …

[HTML][HTML] Automatic stabilization of finite-element simulations using neural networks and hierarchical matrices

T Służalec, M Dobija, A Paszyńska, I Muga… - Computer Methods in …, 2023 - Elsevier
Petrov–Galerkin formulations with optimal test functions allow for the stabilization of finite
element simulations. In particular, given a discrete trial space, the optimal test space induces …

Refined isogeometric analysis of quadratic eigenvalue problems

A Hashemian, D Garcia, D Pardo, VM Calo - Computer Methods in Applied …, 2022 - Elsevier
Certain applications that analyze dam** effects require the solution of quadratic
eigenvalue problems (QEPs). We use refined isogeometric analysis (rIGA) to solve quadratic …