DOI: https://doi.org/10.18524/1810-4215.1996.9.109465

ABUNDANCES OF HEAVY ELEMENTS IN SIRIUS (Z>72)

A. V. Yushchenko

Анотація


The abundances of eight heavy elements: Hf, Ta, W, Re, Os, lr, Hg and Pb are found in the atmosphere of Sirius A. The Copernicus UV spectral atlas is used. The investigated elements show the overabundances with respect to the Solar system values in the range 07-27 dex.

Ключові слова


Sirius; r-, s-process elements; stellar abundances

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Посилання


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