Article,

Plasma waves as a benchmark problem

, , , and .
(2017)
DOI: DOI: 10.1017/S0022377817000149

Abstract

A large number of wave modes exist in a magnetized plasma. Their properties aredetermined by the interaction of particles and waves. In a simulation code, thecorrect treatment of field quantities and particle behaviour is essential tocorrectly reproduce the wave properties. Consequently, plasma waves provide testproblems that cover a large fraction of the simulation code. The large number ofpossible wave modes and the freedom to choose parameters make the selection of testproblems time consuming and comparison between different codes difficult. This papertherefore aims to provide a selection of test problems, based on different wave modesand with well-defined parameter values, that is accessible to a large number ofsimulation codes to allow for easy benchmarking and cross-validation. Example resultsare provided for a number of plasma models. For all plasma models and wave modes thatare used in the test problems, a mathematical description is provided to clarifynotation and avoid possible misunderstanding in naming.

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