Light dark photon and fermionic dark radiation for the Hubble constant and the structure formation

Article, Preprint English OPEN
P. Ko ; Yong Tang (2016)
  • Publisher: Elsevier
  • Journal: Physics Letters B, volume 762, pages 462-466 (issn: 0370-2693)
  • Related identifiers: doi: 10.1016/j.physletb.2016.10.001
  • Subject: High Energy Physics - Phenomenology | Physics | QC1-999 | Astrophysics - Cosmology and Nongalactic Astrophysics | Nuclear and High Energy Physics
    arxiv: High Energy Physics::Phenomenology | Astrophysics::Cosmology and Extragalactic Astrophysics

Motivated by the tensions in the Hubble constant $H_0$ and the structure growth $\sigma_8$ between $Planck$ results and other low redshift measurements, we discuss some cosmological effects of a dark sector model in which dark matter (DM) interacts with fermionic dark r... View more
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