Ion and process | Reference |
H I b-f1, f-f1 | Karzas & Latter (1961)![]() |
H- b-f | Wishart (1979) |
H- f-f | Bell & Berrington (1987) |
He I b-f | TOPbase2 |
He I f-f | Peach (1970) |
He- f-f | John (1994) |
C I, C II b-f | TOPbase![]() |
C I, C II f-f | Peach (1970) |
C- f-f | Bell et al. (1988) |
N I, N II b-f | TOPbase |
N- f-f | Ramsbottom et al. (1992) |
O I, O II b-f | TOPbase |
O- f-f | John (1975a,b) |
Mg I, Mg II b-f | TOPbase![]() |
Mg I f-f | Peach (1970) |
Al I, Al II b-f | TOPbase![]() |
Si I, Si II b-f | TOPbase![]() |
Si I f-f | Peach (1970) |
Ca I, Ca II b-f | TOPbase |
Fe I b-f | TOPbase, Bautista (1997) |
Fe II b-f | TOPbase |
other metals f-f | Peach (1970), hydr. approx. |
H2+ f-f | Mihalas (1964) |
H2- f-f | John (1975a,b), John & Williams (1975) |
CH b-f | Kurucz et al. (1987) |
OH b-f | Kurucz et al. (1987) |
CO- f-f | John (1975a,b) |
H2O- f-f | John (1975a,b) |
H I+H I CIA3 | Doyle (1968) |
H I+He I CIA | Gustafsson & Frommhold (2001) |
H2+H I CIA | Gustafsson & Frommhold (2003) |
H2+H2 CIA | Borysow et al. (2001) |
H2+He I CIA | Jørgensen et al. (2000) |
H I scattering | Dalgarno, quoted by Gingerich (1964) |
H2 scattering | Dalgarno & Williams (1962) |
e- scattering | Mihalas (1978) |
He I scattering | Bues & Wehrse (1976) |
1 ``b-f'' and ``f-f'' denote bound-free and free-free
processes, respectively. 2 ``TOPbase'': data from the Opacity Project (Seaton et al. 1994), available via http://vizier.u-strasbg.fr/topbase/home.html. 3 ``CIA'': collision induced or quasi-molecular absorption. ![]() ![]() edges have been shifted to their. laboratory values, see text. |