[HTML][HTML] Nektar++: An open-source spectral/hp element framework

CD Cantwell, D Moxey, A Comerford, A Bolis… - Computer physics …, 2015 - Elsevier
Nektar++ is an open-source software framework designed to support the development of
high-performance scalable solvers for partial differential equations using the spectral/hp …

Deep neural operators as accurate surrogates for shape optimization

K Shukla, V Oommen, A Peyvan, M Penwarden… - … Applications of Artificial …, 2024 - Elsevier
Deep neural operators, such as DeepONet, have changed the paradigm in high-
dimensional nonlinear regression, paving the way for significant generalization and speed …

[HTML][HTML] 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 …

Deep neural operators can serve as accurate surrogates for shape optimization: a case study for airfoils

K Shukla, V Oommen, A Peyvan, M Penwarden… - arXiv preprint arXiv …, 2023 - arxiv.org
Deep neural operators, such as DeepONets, have changed the paradigm in high-
dimensional nonlinear regression from function regression to (differential) operator …

Compact high order finite volume method on unstructured grids III: Variational reconstruction

Q Wang, YX Ren, J Pan, W Li - Journal of Computational physics, 2017 - Elsevier
This paper presents a variational reconstruction for the high order finite volume method in
solving the two-dimensional Navier–Stokes equations on arbitrary unstructured grids. In the …

Hybridisable discontinuous Galerkin formulation of compressible flows

J Vila-Pérez, M Giacomini, R Sevilla… - Archives of Computational …, 2021 - Springer
This work presents a review of high-order hybridisable discontinuous Galerkin (HDG)
methods in the context of compressible flows. Moreover, an original unified framework for …

[HTML][HTML] Immersed boundary method for high-order flux reconstruction based on volume penalization

J Kou, S Joshi, A Hurtado-de-Mendoza, K Puri… - Journal of …, 2022 - Elsevier
In the last decade, there has been a lot of interest in developing high-order methods as a
viable option for unsteady scale-resolving-simulations which are increasingly important in …

[HTML][HTML] Spatial eigensolution analysis of discontinuous Galerkin schemes with practical insights for under-resolved computations and implicit LES

G Mengaldo, RC Moura, B Giralda, J Peiró… - Computers & …, 2018 - Elsevier
The study focusses on the dispersion and diffusion characteristics of discontinuous spectral
element methods-specifically discontinuous Galerkin (DG)-via the spatial eigensolution …

A high-order generalized differential quadrature method with lattice Boltzmann flux solver for simulating incompressible flows

Y Liu, C Shu, P Yu, Y Liu, H Zhang, C Lu - Physics of Fluids, 2023 - pubs.aip.org
This paper presents a high-order generalized differential quadrature method with lattice
Boltzmann flux solver (LBFS-GDQ) for simulating incompressible isothermal flows. In this …

SPECFEM2D-DG, an open-source software modelling mechanical waves in coupled solid–fluid systems: the linearized Navier–Stokes approach

L Martire, R Martin, Q Brissaud… - Geophysical Journal …, 2022 - academic.oup.com
SUMMARY We introduce SPECFEM2D-DG, an open-source, time-domain, hybrid Galerkin
software modelling the propagation of seismic and acoustic waves in coupled solid–fluid …