A well-balanced semi-implicit imex finite volume scheme for ideal magnetohydrodynamics at all mach numbers

C Birke, W Boscheri, C Klingenberg - Journal of Scientific Computing, 2024 - Springer
We propose a second-order accurate semi-implicit and well-balanced finite volume scheme
for the equations of ideal magnetohydrodynamics including gravitational source terms. The …

[HTML][HTML] Arbitrary-Lagrangian-Eulerian finite volume IMEX schemes for the incompressible Navier-Stokes equations on evolving Chimera meshes

MG Carlino, W Boscheri - Journal of Computational Physics, 2024 - Elsevier
In this article we design a finite volume semi-implicit IMEX scheme for the incompressible
Navier-Stokes equations on evolving Chimera meshes. We employ a time discretization …

[HTML][HTML] An all Mach number semi-implicit hybrid Finite Volume/Virtual Element method for compressible viscous flows on Voronoi meshes

W Boscheri, S Busto, M Dumbser - Computer Methods in Applied …, 2025 - Elsevier
We present a novel high order semi-implicit hybrid finite volume/virtual element numerical
scheme for the solution of compressible flows on Voronoi tessellations. The method relies …

A complex geometry isosurface reconstruction algorithm for particle based CFD simulations

J Zhang, X Guo, X Feng, L Zhu, X Su - Computer Physics Communications, 2024 - Elsevier
This paper presents a new preprocessing algorithm to generate accurate initial conditions
for particle-method-based CFD simulations with complex geometries. The algorithm is …

[HTML][HTML] A divergence-free hybrid finite volume/finite element scheme for the incompressible MHD equations based on compatible finite element spaces with a …

E Zampa, S Busto, M Dumbser - Applied Numerical Mathematics, 2024 - Elsevier
We present a novel semi-implicit hybrid finite volume/finite element (FV/FE) method for the
equations of viscous and resistive incompressible magnetohydrodynamics (MHD). The …

Semi-implicit hybrid finite volume/finite element method for the GPR model of continuum mechanics

S Busto, L Río-Martín - Journal of Scientific Computing, 2025 - Springer
We present a new hybrid semi-implicit finite volume/finite element numerical scheme for the
solution of incompressible and weakly compressible media. From the continuum mechanics …

[PDF][PDF] Local Virtual Element Basis Functions for Space-Time Discontinuous Galerkin Schemes on Unstructured Voronoi Meshes

W Boscheri, G Bertaglia - Communications in Computational …, 2024 - researchgate.net
We introduce a new class of Discontinuous Galerkin (DG) methods for solving nonlinear
conservation laws on unstructured Voronoi meshes that use a local Virtual Element basis …

Nonconforming Virtual Element basis functions for space-time Discontinuous Galerkin schemes on unstructured Voronoi meshes

W Boscheri, G Bertaglia - arXiv preprint arXiv:2309.02882, 2023 - arxiv.org
We introduce a new class of Discontinuous Galerkin (DG) methods for solving nonlinear
conservation laws on unstructured Voronoi meshes that use a nonconforming Virtual …

A Scalable Well-balanced Numerical Scheme for a Depth-integrated Lava Flow Model

F Gatti, C de Falco, M Fois… - Available at SSRN …, 2024 - papers.ssrn.com
We propose a scalable well-balanced numerical method to efficiently solve a modified set of
shallow water equations targeting the dynamics of lava flows. The governing equations are …