Axion dark matter and the 21-cm signal

Preprint English OPEN
Sikivie, Pierre;
(2018)
  • Subject: High Energy Physics - Phenomenology | Astrophysics - Cosmology and Nongalactic Astrophysics
    arxiv: Condensed Matter::Quantum Gases | Nuclear Theory | High Energy Physics::Theory | High Energy Physics::Phenomenology | Astrophysics::Cosmology and Extragalactic Astrophysics

It was shown in ref. [1] that cold dark matter axions reach thermal contact with baryons, and therefore cool them, shortly after the axions thermalize among themselves and form a Bose-Einstein condensate. The recent observation by the EDGES collaboration of a baryon tem... View more
  • References (25)
    25 references, page 1 of 3

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