LTELib API

description here.

Boltzmann_distribution(_gi, _gj, _Eji, _Te)	calculate the population ratio between upper level j and lower level i under LTE.
Saha_distribution(_gi, _gk, _chi, _ne, _Te)	calculate the population ratio between the ground states of two subsequent ionization stage under LTE.
get_LTE_ratio(_erg, _g, _stage, _Te, _Ne)	Compute LTE population ratio relative to 1st level.
EinsteinA_to_EinsteinBs_hz(Aji, f0, gi, gj)	given Einstein A coefficient Aij, calculate Einstein B coefficients Bij and Bji.
EinsteinA_to_EinsteinBs_cm(Aji, w0, gi, gj)	given Einstein A coefficient Aij, calculate Einstein B coefficients Bij and Bji.
Planck_hz	given frequency and temperature, calculate the frequency based planck function.
Planck_cm	given wavelength and temperature, calculate the wavelength based planck function.
Ufunc(elm, T)	partition function of neutral hydrogen