
Neper is a 3D random polycrystal generator for the finite element method. The polycrystals are represented as 3D Voronoi tessellations and can be meshed either regularly (cubic elements) or freely (tetrahedral elements). Neper enables to generate and properly mesh large-scale Voronoi tessellations, that is, tessellations containing typically more than a thousand grains.
Neper is built around five modules: Neper -T (tessellation generation), Neper -FM (free meshing), Neper -MM (mapped meshing), Neper -O (crystallographic orientation generation) and Neper -VS (visualization). Neper aims to be an easy-to-use, robust and efficient tool. All the input data are prescribed non-interactively, using command lines and / or ASCII files. Neper can be compiled and run on any Unix-like system.
You will be able to find on this website descriptions of the Neper capabilities, as well as examples and illustrations. If you want to try out Neper, go to the Downloads section!
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