10–12 oct. 2023
LPENS
Fuseau horaire Europe/Paris

Sébastien Renaux-Petel (IAP): Non-perturbative Wavefunction of the Universe in Inflation with (Resonant) Features

12 oct. 2023, 11:30
20m
Salle Jean Jaurès (LPENS)

Salle Jean Jaurès

LPENS

29 rue d'Ulm 75005 Paris

Orateur

Sébastien Renaux-Petel (IAP-CNRS)

Description

I will describe how to obtain non-perturbative predictions for primordial correlators in large classes of inflationary theories. I will exemplify this with resonant features models, obtaining analytical and numerical results for the wavefunction of the universe, which turn out to display interesting oscillatory patterns. The methods and the results are interesting both on purely theoretical grounds, as well as phenomenologically, for instance with respect to rare events associated with primordial black holes

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