Fig. 1
Sample spectra of the heavily s-enriched post-AGB stars GLMP 334 and IRAS 15482−5741 compared with the non s-enriched post-AGB star IRAS 19386+0155 analyzed by Pereira et al. (2004). Dotted vertical lines show the transitions of Zr ii 5112.3 Å, La ii 5114.5 Å, Ce ii 5117.2 Å, Y ii 5119.1 Å, and 5123.1 Å, Nd ii 5130.6 Å, and Pr ii 5135.1 Å. Other transitions are shown in the figure.
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