Title: The Electron-impact broadening effect in Stellar
Atmospheres: Rare Earth Elements.
Author(s): L. C. Popovic, M. S. Dimitrijevic, S. Simic and N.Milovanovic
influence of the Stark broadening mechanism on line shapes and
equivalent widths in stellar atmosphere has been considered. The test of
this influence has been done for Nd
II, Eu II and Eu III lines. For calculations of the electron-impact
widths we use the modified semi-empirical approach (MSE).