Warm dark matter from a gravitational freeze-in in extra dimensions

Abstract: We study the freeze-in of gravitationally interacting dark matter in extra dimensions. Focusing on a minimal dark matter candidate that only interacts with the SM via gravity in a five-dimensional model we find that a large range of dark matter and Kaluza-Klein graviton masses can lead to the observed relic density. The preferred values of the masses and the strength of the interaction make this scenario very hard to test in terrestrial experiments. However, significant parts of the parameter space lead to warm dark matter and can be tested by cosmological and astrophysical observations

Location
Deutsche Nationalbibliothek Frankfurt am Main
Extent
Online-Ressource
Language
Englisch
Notes
ISSN: 1029-8479

Event
Veröffentlichung
(where)
Freiburg
(who)
Universität
(when)
2023
Creator
de Giorgi, Arturo
Vogl, Stefan

DOI
10.1007/jhep04(2023)032
URN
urn:nbn:de:bsz:25-freidok-2386862
Rights
Open Access; Der Zugriff auf das Objekt ist unbeschränkt möglich.
Last update
14.08.2025, 10:47 AM CEST

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Associated

Time of origin

  • 2023

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