(…)
It has been argued (Higan-Rees 79) that observation of a absorption at the 21cm hydrogen line in the cosmic microwave background would be a signal from the time when the first stars? formed and ignited, a cosmological epoch not otherwise accessible to observation. A claim of detection of this signal by the EDGES experiment appeared in BRMMM 18.
Lecture notes includes
See also the references at cosmic inflation.
See also
A claim of detection of the cosmological signal by the EDGES experiment is due to
Discussion of this claim incluces
Last revised on April 10, 2020 at 15:39:27. See the history of this page for a list of all contributions to it.