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Dec 13 – 18, 2015
International Conference Centre Geneva
Europe/Zurich timezone

Higher-order massive neutrino perturbations in large-scale structure

Dec 15, 2015, 6:00 PM
Level -1, Room 16 (International Conference Centre Geneva)

Level -1, Room 16

International Conference Centre Geneva

17 Rue de Varembé, 1211 Geneva


Florian Führer (Institut für Theoretische Physik, Universität Heidelberg)


I will present a new first principle approach for higher order perturbation theory for hot and warm dark matter in large scale structure. The approach is based on a non-linear generalization of Gilbert's equation. Combined with standard perturbation theory, it allows to calculate N-point statistics of density perturbations in mixed cold+hot dark matter cosmologies. I apply the theory to compute the leading order bispectrum in a mixed CDM+neutrino universe and use it as benchmark to test the validity of some simple approximations schemes

Primary author

Florian Führer (Institut für Theoretische Physik, Universität Heidelberg)

Presentation materials