darkhistory.history.reionization.photoion_rate¶
-
darkhistory.history.reionization.
photoion_rate
(species)¶ Photoionization rate.
Parameters: - species : {‘HI’, ‘HeI’, ‘HeII’}
Returns: - function
Interpolating function which takes redshift as an argument, and returns the photoionization rate of the species in s^-1. See 1801.04931.