Spectral/hp element methods: Recent developments, applications, and perspectives

H Xu, CD Cantwell, C Monteserin, C Eskilsson… - Journal of …, 2018 - Springer
The spectral/hp element method combines the geometric flexibility of the classical h-type
finite element technique with the desirable numerical properties of spectral methods …

Split form nodal discontinuous Galerkin schemes with summation-by-parts property for the compressible Euler equations

GJ Gassner, AR Winters, DA Kopriva - Journal of Computational Physics, 2016 - Elsevier
Abstract Fisher and Carpenter (2013)[12] found a remarkable equivalence of general
diagonal norm high-order summation-by-parts operators to a subcell based high-order finite …

A novel robust strategy for discontinuous Galerkin methods in computational fluid mechanics: Why? When? What? Where?

GJ Gassner, AR Winters - Frontiers in Physics, 2021 - frontiersin.org
In this paper we will review a recent emerging paradigm shift in the construction and
analysis of high order Discontinuous Galerkin methods applied to approximate solutions of …

A provably entropy stable subcell shock capturing approach for high order split form DG for the compressible Euler equations

S Hennemann, AM Rueda-Ramírez… - Journal of …, 2021 - Elsevier
The main result in this paper is a provably entropy stable shock capturing approach for the
high order entropy stable Discontinuous Galerkin Spectral Element Method (DGSEM) based …

Nektar++: Enhancing the capability and application of high-fidelity spectral/hp element methods

D Moxey, CD Cantwell, Y Bao, A Cassinelli… - Computer Physics …, 2020 - Elsevier
Nektar++ is an open-source framework that provides a flexible, high-performance and
scalable platform for the development of solvers for partial differential equations using the …

[HTML][HTML] On the eddy-resolving capability of high-order discontinuous Galerkin approaches to implicit LES/under-resolved DNS of Euler turbulence

RC Moura, G Mengaldo, J Peiró, SJ Sherwin - Journal of Computational …, 2017 - Elsevier
We present estimates of spectral resolution power for under-resolved turbulent Euler flows
obtained with high-order discontinuous Galerkin (DG) methods. The '1% rule'based on …

The BR1 scheme is stable for the compressible Navier–Stokes equations

GJ Gassner, AR Winters, FJ Hindenlang… - Journal of Scientific …, 2018 - Springer
In this work we prove that the original (Bassi and Rebay in J Comput Phys 131: 267–279,
1997) scheme (BR1) for the discretization of second order viscous terms within the …

[HTML][HTML] A comparative study on polynomial dealiasing and split form discontinuous Galerkin schemes for under-resolved turbulence computations

AR Winters, RC Moura, G Mengaldo… - Journal of …, 2018 - Elsevier
This work focuses on the accuracy and stability of high-order nodal discontinuous Galerkin
(DG) methods for under-resolved turbulence computations. In particular we consider the …

On the use of kinetic energy preserving DG-schemes for large eddy simulation

D Flad, G Gassner - Journal of Computational Physics, 2017 - Elsevier
Recently, element based high order methods such as Discontinuous Galerkin (DG) methods
and the closely related flux reconstruction (FR) schemes have become popular for …

Implicit large-eddy simulation of a wingtip vortex

JEW Lombard, D Moxey, SJ Sherwin, JFA Hoessler… - AIAA Journal, 2016 - arc.aiaa.org
In this article, recent developments in numerical methods for performing a large-eddy
simulation of the formation and evolution of a wingtip vortex are presented. The …