A&A Supplement series, Vol. 122, May I 1997, 533-534
Received August 7; accepted August 19, 1996
M.S. Dimitrijevic and S. Sahal-Bréchot
Send offprint request: M.S. Dimitrijevic
Astronomical Observatory, Volgina 7, 11050 Belgrade, Yugoslavia
Laboratoire "Astrophysique, Atomes et Molécules", Département Atomes et Molécules en Astrophysique, Unité associée au C.N.R.S. No. 812, Observatoire de Paris-Meudon, 92190 Meudon, France
Using a semiclassical approach, we have calculated electron-, proton-, and He III-impact line widths and shifts for 114 P IV multiplets for perturber densities and temperatures . The obtained results have been compared with results obtained by using various simpler approaches.
keywords: lines: profile-atomic data