BBN constraints on MeV-scale dark sectors: Sterile decays

Conference object English OPEN
Hufnagel, Marco;
  • Related identifiers: doi: 10.3204/PUBDB-2018-02226
  • Subject:
    arxiv: Astrophysics::Galaxy Astrophysics | Astrophysics::Cosmology and Extragalactic Astrophysics

We study constraints from Big Bang Nucleosynthesis on inert particles in a dark sector which contribute to the Hubble rate and therefore change the predictions of the primordial nuclear abundances. We pay special attention to the case of MeV-scale particles decaying int... View more
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