Free-free and bound-free Gaunt factors and continuum radiation based on Sommerfeld theory.
This code implements the Sommerfeld theory of the free-free and bound-free Gaunt factors. These quantities allow calculating continuum emission and absorption spectra in hot plasmas given the electron velocity distribution function.
[1] Karzas and Latter, The Astrophysical Journal Supplement Series, 1961, 6, 167. http://dx.doi.org/10.1086/190063