Immersed methods for fluid–structure interaction

BE Griffith, NA Patankar - Annual review of fluid mechanics, 2020 - annualreviews.org
Fluid–structure interaction is ubiquitous in nature and occurs at all biological scales.
Immersed methods provide mathematical and computational frameworks for modeling fluid …

Stability and conditioning of immersed finite element methods: analysis and remedies

F de Prenter, CV Verhoosel, EH van Brummelen… - … Methods in Engineering, 2023 - Springer
This review paper discusses the developments in immersed or unfitted finite element
methods over the past decade. The main focus is the analysis and the treatment of the …

Isogeometric Kirchhoff–Love shell formulations for general hyperelastic materials

J Kiendl, MC Hsu, MCH Wu, A Reali - Computer Methods in Applied …, 2015 - Elsevier
We present formulations for compressible and incompressible hyperelastic thin shells which
can use general 3D constitutive models. The necessary plane stress condition is enforced …

An insight on NURBS based isogeometric analysis, its current status and involvement in mechanical applications

V Gupta, A Jameel, SK Verma, S Anand… - Archives of Computational …, 2023 - Springer
The current communication is a state-of-the-art review of the recently developed
Isogeometric analysis and its various applications such as structural, thermal, fluid–structure …

Fluid–structure interaction analysis of bioprosthetic heart valves: significance of arterial wall deformation

MC Hsu, D Kamensky, Y Bazilevs, MS Sacks… - Computational …, 2014 - Springer
We propose a framework that combines variational immersed-boundary and arbitrary
Lagrangian–Eulerian methods for fluid–structure interaction (FSI) simulation of a …

Dynamic and fluid–structure interaction simulations of bioprosthetic heart valves using parametric design with T-splines and Fung-type material models

MC Hsu, D Kamensky, F Xu, J Kiendl, C Wang… - Computational …, 2015 - Springer
This paper builds on a recently developed immersogeometric fluid–structure interaction
(FSI) methodology for bioprosthetic heart valve (BHV) modeling and simulation. It enhances …

Multiphysics and multiscale modelling, data–model fusion and integration of organ physiology in the clinic: ventricular cardiac mechanics

R Chabiniok, VY Wang… - Interface …, 2016 - royalsocietypublishing.org
With heart and cardiovascular diseases continually challenging healthcare systems
worldwide, translating basic research on cardiac (patho) physiology into clinical care is …

The aggregated unfitted finite element method for elliptic problems

S Badia, F Verdugo, AF Martín - Computer Methods in Applied Mechanics …, 2018 - Elsevier
Unfitted finite element techniques are valuable tools in different applications where the
generation of body-fitted meshes is difficult. However, these techniques are prone to severe …

Condition number analysis and preconditioning of the finite cell method

F de Prenter, CV Verhoosel, GJ van Zwieten… - Computer Methods in …, 2017 - Elsevier
Abstract The (Isogeometric) Finite Cell Method–in which a domain is immersed in a
structured background mesh–suffers from conditioning problems when cells with small …

A framework for designing patient‐specific bioprosthetic heart valves using immersogeometric fluid–structure interaction analysis

F Xu, S Morganti, R Zakerzadeh… - … journal for numerical …, 2018 - Wiley Online Library
Numerous studies have suggested that medical image derived computational mechanics
models could be developed to reduce mortality and morbidity due to cardiovascular …