Photon (eq, radiation) n = 3.03963550927e+19, rho = 4.11233516712e+26 -------------------------------------------------------------------------------- Electron (eq, intermediate) n = 4.5581332389e+19, rho = 7.19109974007e+26 -------------------------------------------------------------------------------- Electron neutrino (non-eq, non-equilibrium) n = 2.28363298548e+19, rho = 3.59827971959e+26 -------------------------------------------------------------------------------- Muon neutrino (non-eq, non-equilibrium) n = 2.28363298548e+19, rho = 3.59827971959e+26 -------------------------------------------------------------------------------- Tau neutrino (non-eq, non-equilibrium) n = 2.28363298548e+19, rho = 3.59827971959e+26 -------------------------------------------------------------------------------- Neutrino species scattering ν_e + ν_e ⟶ ν_e + ν_e (K1=2.0 (0, 1, 2, 3), K1=4.0 (0, 3, 1, 2)) Neutrino species scattering ν_e + ν_μ' ⟶ ν_e + ν_μ' (K1=1.0 (0, 3, 1, 2), K1=1.0 (0, 1, 2, 3)) ν_μ + ν_e' ⟶ ν_e' + ν_μ (K1=1.0 (0, 2, 1, 3), K1=1.0 (0, 1, 2, 3)) ν_μ + ν_μ' ⟶ ν_e + ν_e' (K1=1.0 (0, 3, 1, 2)) ν_e + ν_e' ⟶ ν_μ + ν_μ' (K1=1.0 (0, 3, 1, 2)) Neutrino species scattering ν_τ + ν_e ⟶ ν_e + ν_τ (K1=1.0 (0, 1, 2, 3), K1=1.0 (0, 2, 1, 3)) ν_e + ν_e' ⟶ ν_τ + ν_τ' (K1=1.0 (0, 3, 1, 2)) ν_e + ν_τ' ⟶ ν_e + ν_τ' (K1=1.0 (0, 3, 1, 2), K1=1.0 (0, 1, 2, 3)) ν_τ + ν_τ' ⟶ ν_e + ν_e' (K1=1.0 (0, 3, 1, 2)) Neutrino species scattering ν_μ + ν_μ' ⟶ ν_μ + ν_μ' (K1=4.0 (0, 3, 1, 2), K1=2.0 (0, 1, 2, 3)) Neutrino species scattering ν_τ + ν_μ ⟶ ν_μ + ν_τ (K1=1.0 (0, 1, 2, 3), K1=1.0 (0, 2, 1, 3)) ν_τ + ν_τ' ⟶ ν_μ + ν_μ' (K1=1.0 (0, 3, 1, 2)) ν_μ + ν_μ' ⟶ ν_τ + ν_τ' (K1=1.0 (0, 3, 1, 2)) ν_μ + ν_τ' ⟶ ν_μ + ν_τ' (K1=1.0 (0, 3, 1, 2), K1=1.0 (0, 1, 2, 3)) Neutrino species scattering ν_τ + ν_τ' ⟶ ν_τ + ν_τ' (K1=4.0 (0, 3, 1, 2), K1=2.0 (0, 1, 2, 3)) Neutrino pair annihilation into lepton pair ν_e + e' ⟶ e' + ν_e (K1=2.35242752 (0, 2, 1, 3), K1=2.35242752 (0, 1, 2, 3), K2=-1.35242752 (1, 2, 0, 3)) e + e' ⟶ ν_e + ν_e' (K1=2.13861376 (0, 3, 1, 2), K1=0.21381376 (1, 3, 0, 2), K2=0.67621376 (0, 1, 2, 3)) e + ν_e ⟶ e + ν_e (K1=2.35242752 (0, 1, 2, 3), K1=2.35242752 (1, 2, 0, 3), K2=-1.35242752 (0, 2, 1, 3)) ν_e + ν_e' ⟶ e + e' (K1=2.13861376 (0, 3, 1, 2), K1=0.21381376 (0, 2, 1, 3), K2=0.67621376 (2, 3, 0, 1)) Neutrino pair annihilation into lepton pair ν_μ + e' ⟶ e' + ν_μ (K1=0.50282752 (0, 2, 1, 3), K1=0.50282752 (0, 1, 2, 3), K2=0.49717248 (1, 2, 0, 3)) e + ν_μ ⟶ e + ν_μ (K1=0.50282752 (0, 1, 2, 3), K1=0.50282752 (1, 2, 0, 3), K2=0.49717248 (0, 2, 1, 3)) e + e' ⟶ ν_μ + ν_μ' (K1=0.28901376 (0, 3, 1, 2), K1=0.21381376 (1, 3, 0, 2), K2=-0.24858624 (0, 1, 2, 3)) ν_μ + ν_μ' ⟶ e + e' (K1=0.28901376 (0, 3, 1, 2), K1=0.21381376 (0, 2, 1, 3), K2=-0.24858624 (2, 3, 0, 1)) Neutrino pair annihilation into lepton pair ν_τ + e' ⟶ e' + ν_τ (K1=0.50282752 (0, 2, 1, 3), K1=0.50282752 (0, 1, 2, 3), K2=0.49717248 (1, 2, 0, 3)) ν_τ + ν_τ' ⟶ e + e' (K1=0.28901376 (0, 3, 1, 2), K1=0.21381376 (0, 2, 1, 3), K2=-0.24858624 (2, 3, 0, 1)) e + e' ⟶ ν_τ + ν_τ' (K1=0.28901376 (0, 3, 1, 2), K1=0.21381376 (1, 3, 0, 2), K2=-0.24858624 (0, 1, 2, 3)) e + ν_τ ⟶ e + ν_τ (K1=0.50282752 (0, 1, 2, 3), K1=0.50282752 (1, 2, 0, 3), K2=0.49717248 (0, 2, 1, 3)) dx = 0.0102542192752 MeV #step Time, s aT, MeV T, MeV scale factor dx, MeV #0 t = 0.0 aT = 1.0 T = 5.0 a = 0.2 dx = 0.0102542192752