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Dark Matter freeze-in during warm inflation and the seesaw mechanism

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Author(s):
de Souza, Rayff ; Rodrigues, Jamerson G. ; Siqueira, Clarissa ; dos Santos, Felipe B. M. ; Alcaniz, Jailson
Total Authors: 5
Document type: Journal article
Source: Journal of High Energy Physics; v. N/A, n. 4, p. 21-pg., 2025-04-16.
Abstract

A compelling way to address the inflationary period is via the warm inflation scenario, where the interaction of the inflaton field with other degrees of freedom affects its dynamics in such a way that slow-roll inflation is maintained by dissipative effects in a thermal bath. In this context, if a dark matter particle is coupled to the bath due to non-renormalizable interactions, the observed dark matter abundance may be produced during warm inflation via ultra-violet freeze-in. In this work, we propose applying this scenario in the framework of a U(1)B-L gauge extension of the Standard Model of Particle Physics, where we also employ the seesaw mechanism for generating neutrino masses. (AU)

FAPESP's process: 21/01089-1 - Cherenkov Telescope Array: construction and first discoveries
Grantee:Luiz Vitor de Souza Filho
Support Opportunities: Special Projects