Finite element discretization methods for velocity-pressure and stream function formulations of surface Stokes equations
P Brandner, T Jankuhn, S Praetorius, A Reusken… - SIAM Journal on …, 2022 - SIAM
In this paper we study parametric trace finite element (TraceFEM) and parametric surface
finite element (SFEM) discretizations of a surface Stokes problem. These methods are …
finite element (SFEM) discretizations of a surface Stokes problem. These methods are …
A numerical approach for fluid deformable surfaces with conserved enclosed volume
V Krause, A Voigt - Journal of Computational Physics, 2023 - Elsevier
We consider surface finite elements and a semi-implicit time stepping scheme to simulate
fluid deformable surfaces. Such surfaces are modeled by incompressible surface Navier …
fluid deformable surfaces. Such surfaces are modeled by incompressible surface Navier …
Derivation and simulation of a two-phase fluid deformable surface model
To explore the impact of surface viscosity on coexisting fluid domains in biomembranes we
consider two-phase fluid deformable surfaces as model systems for biomembranes. Such …
consider two-phase fluid deformable surfaces as model systems for biomembranes. Such …
A numerical approach for fluid deformable surfaces
S Reuther, I Nitschke, A Voigt - Journal of Fluid Mechanics, 2020 - cambridge.org
Fluid deformable surfaces show a solid–fluid duality which establishes a tight interplay
between tangential flow and surface deformation. We derive the governing equations as a …
between tangential flow and surface deformation. We derive the governing equations as a …
A divergence-conforming finite element method for the surface Stokes equation
The Stokes equation posed on surfaces is important in some physical models, but its
numerical solution poses several challenges not encountered in the corresponding …
numerical solution poses several challenges not encountered in the corresponding …
HDGlab: An Open-Source Implementation of the Hybridisable Discontinuous Galerkin Method in MATLAB
This paper presents HDGlab, an open source MATLAB implementation of the hybridisable
discontinuous Galerkin (HDG) method. The main goal is to provide a detailed description of …
discontinuous Galerkin (HDG) method. The main goal is to provide a detailed description of …
An Eulerian finite element method for tangential Navier-Stokes equations on evolving surfaces
M Olshanskii, A Reusken, P Schwering - Mathematics of Computation, 2024 - ams.org
The paper introduces a geometrically unfitted finite element method for the numerical
solution of the tangential Navier–Stokes equations posed on a passively evolving smooth …
solution of the tangential Navier–Stokes equations posed on a passively evolving smooth …
A tangential and penalty-free finite element method for the surface Stokes problem
Surface Stokes and Navier–Stokes equations are used to model fluid flow on surfaces. They
have attracted significant recent attention in the numerical analysis literature because …
have attracted significant recent attention in the numerical analysis literature because …
The interplay of geometry and coarsening in multicomponent lipid vesicles under the influence of hydrodynamics
We consider the impact of surface hydrodynamics on the interplay between membrane
curvature and lipid composition in coarsening processes on model systems for …
curvature and lipid composition in coarsening processes on model systems for …
Tangential errors of tensor surface finite elements
H Hardering, S Praetorius - IMA Journal of Numerical Analysis, 2023 - academic.oup.com
We discretise a tangential tensor field equation using a surface-finite element approach with
a penalisation term to ensure almost tangentiality. It is natural to measure the quality of such …
a penalisation term to ensure almost tangentiality. It is natural to measure the quality of such …