Dispersion relation diagnostic

ExCALIBUR-NEPTUNE / NESO

MIT License

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Dispersion relation diagnostic #124

Open will-saunders-ukaea opened 1 year ago

will-saunders-ukaea commented 1 year ago

FFT based on callback + evaluation;

https://github.com/ExCALIBUR-NEPTUNE/NESO/blob/3c24d8dad16d5f7d51ee3f9521789fe6480d537d/include/nektar_interface/utilities.hpp#L98 https://github.com/ExCALIBUR-NEPTUNE/NESO/blob/3c24d8dad16d5f7d51ee3f9521789fe6480d537d/test/integration/solvers/Electrostatic2D3V/test_two_stream.cpp#L73

jwscook commented 1 year ago

@will-saunders-ukaea mentioned that there's a way of writing all the field values at quadrature points to a file, but it's not yet clear how to call it.