darkhistory.history.reionization.alphaA_recomb

darkhistory.history.reionization.alphaA_recomb(species, T)

Case-A recombination coefficient.

Parameters:

species{‘HII’, ‘HeIIr’, ‘HeIId’, ‘HeIII’}

Species of interest.

Tfloat

Matter temperature in eV.

Returns:

float

Case-A recombination coefficient in cm^3/s. See astro-ph/0607331.