Fig. 7
S/N ≃ 80 spectrum of HE 2252−4225 (bold dots) in the region, where the Pb i 4057 Å line is located. The synthetic spectra were computed with no Pb in the atmosphere (dotted curve), log εPb = − 0.78 (continuous curve), −0.48, and −0.28 (dashed curves for both values).
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