High-order polynomial expansions

Nektar++ can use high-order polynomial bases on each element to provide faster convergence rates compared with linear finite elements.

T106A turbine blade

Isosurfaces of Q-criterion extracted from DNS of a T106A vane at Re=50K at high level of synthetically generated inflow turbulence (TI=10%)

Elemental RP1

Fifth order simulation of flow past the Elemental RP1 Road Track car.

Global Mappings

Recirculation regions coloured by pressure from DNS of flow past a Naca 0012 with a wavy leading edge at Re=50K, alpha=15 deg.

Global Mappings

Instability of flow past a smooth circular indentation in a boundary layer at Rex=1M. Using the global mapping 2.5D method.

Oct 15, 2021

Nektar++ Workshop 2021

Nektar++ Workshop 2021
The 5th annual Nektar++ Workshop will bring together developers and users of all experiences to hear about new and future developments in Nektar++ and the exciting science and engineering being undertaken with the code.

Nov 20, 2021

Nektar++ 5.1.0 Released

Nektar++ v5.1.0 released
The latest version of Nektar++, v5.1.0, was released on the 24th November 2021.

Oct 18, 2021

Flow past a circular cylinder: numerical convergence and computational efficiency

Flow past a circular cylinder: numerical convergence and computational efficiency
using Nektar++, we reported a systematic numerical convergence study for the case of flow past a circular cylinder at Re = 3900.

Jun 27, 2021

Nektar++ outline videos and presentations

Nektar++ Videos
At our recent Nektar++ tutorial we produced a number of videos supporting the background of the framework. We include them here for general reference and also make the presentations available in Keynote and Powerpoint formats.