Pantheon SEMPARIS Le serveur des séminaires parisiens Paris

Statut Confirmé
Série IPHT-HEP
Domaines hep-ph
Date Mardi 2 Avril 2024
Heure 14:00
Institut IPHT
Salle Salle Claude Itzykson, Bât. 774
Nom de l'orateur Salvador Rosauro
Prenom de l'orateur
Addresse email de l'orateur
Institution de l'orateur IJCLab, Orsay
Titre Links Between Massive Neutrinos and the Generation of Dark Matter and the Baryon Asymmetry
Résumé The observation of neutrino oscillations represents the only experimental evidence for physics beyond the Standard Model. Addressing this issue including right-handed neutrinos generally introduces new sources of CP violation which can be used in the Early Universe to generate a baryon asymmetry, while the sterile states themselves can be a good dark matter candidate. In this talk I will discuss some ideas on how to generate the baryon asymmetry profiting from CP violation in the neutrino sector and a phase transition at the electroweak scale, to then discuss recent developments on the production of sterile neutrino DM from heavier neutrino decays, which represents an irreducible contribution to the abundance when this species is considered as the DM.
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