darkhistory.electrons.positronium.
para_photon_spec
Returns the photon spectrum from parapositronium annihilation.
This is normalized to a single annihilation, producing 2 photons.
The energy abscissa.
The resulting photon Spectrum object.
Spectrum
See also
rebin_N_arr()
darkhistory.electrons.positronium.ortho_photon_spec
darkhistory.electrons.positronium.weighted_photon_spec