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Statut Confirmé
Série IPHT-HEP
Domaines hep-ph
Date Mardi 26 Juin 2018
Heure 16:00
Institut IPHT
Salle Salle Claude Itzykson, Bât. 774
Nom de l'orateur Davide Racco
Prenom de l'orateur
Addresse email de l'orateur
Institution de l'orateur Université de Genève
Titre Cosmological signatures of the SM Higgs instability: Primordial Black Holes and Gravitational Waves
Résumé For the current central values of the Higgs boson and top quark masses, the standard model Higgs potential develops an instability at a scale of the order of $10^{11}\,$GeV. We show that cosmological signatures of such instability could be dark matter in the form of primordial black holes and the production of gravitational waves, sourced by Higgs fluctuations during inflation. The existence of dark matter might not require physics beyond the standard model, and this hypothesis may find its confirmation through the detection of gravitational waves.
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