Search Results - "Wimmer, Golo A."

Energy conserving upwinded compatible finite element schemes for the rotating shallow water equations by Wimmer, Golo A., Cotter, Colin J., Bauer, Werner

“…•Combine compatible finite element method with Hamiltonian framework.•Include upwinding schemes while maintaining energy conservation.•Obtain more stable…”
Get full text

Structure preserving transport stabilized compatible finite element methods for magnetohydrodynamics by Wimmer, Golo A., Tang, Xian-Zhu

“…We present compatible finite element space discretizations for the ideal compressible magnetohydrodynamic equations. The magnetic field is considered both in…”
Get full text

Structure preserving transport stabilized compatible finite element methods for magnetohydrodynamics by Wimmer, Golo A, Tang, Xianzhu

“…We present compatible finite element space discretizations for the ideal compressible magnetohydrodynamic equations. The magnetic field is considered both in…”
Get full text

A structure-preserving discontinuous Galerkin scheme for the Cahn-Hilliard equation including time adaptivity by Wimmer, Golo A, Southworth, Ben S, Tang, Qi

“…We present a novel spatial discretization for the Cahn-Hilliard equation including transport. The method is given by a mixed discretization for the two…”
Get full text

Improving the accuracy of discretisations of the vector transport equation on the lowest-order quadrilateral Raviart-Thomas finite elements by Bendall, Thomas M, Wimmer, Golo A

“…Within finite element models of fluids, vector-valued fields such as velocity or momentum variables are commonly discretised using the Raviart-Thomas elements…”
Get full text

A fast algebraic multigrid solver and accurate discretization for highly anisotropic heat flux I: open field lines by Wimmer, Golo A, Southworth, Ben S, Gregory, Thomas J, Tang, Xian-Zhu

“…We present a novel solver technique for the anisotropic heat flux equation, aimed at the high level of anisotropy seen in magnetic confinement fusion plasmas…”
Get full text

Energy conserving SUPG methods for compatible finite element schemes in numerical weather prediction by Wimmer, Golo A, Cotter, Colin J, Bauer, Werner

“…We present an energy conserving space discretisation based on a Poisson bracket that can be used to derive the dry compressible Euler as well as thermal…”
Get full text