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Abundances of Na, Mg, and K in the atmospheres of red giant branch stars of Galactic globular cluster 47 Tucanae

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We study the abundances of Na, Mg, and K in the atmospheres of 32 RGB stars in the Galactic globular cluster (GGC) 47 Tuc, with the goal to investigate the possible existence of Na-K and Mg-K correlations/anti-correlations, similar to those that were recently discovered in two other GGCs, NGC 2419 a...

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Main Authors: Černiauskas, Algimantas (Author) , Ludwig, Hans-Günter (Author) , Caffau, Elisabetta (Author)
Format: Article (Journal) Chapter/Article
Language:English
Published: July 28, 2017
In: Arxiv

Online Access:Verlag, kostenfrei, Volltext: http://arxiv.org/abs/1704.02751
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Author Notes:A. Černiauskas, A. Kučinskas, J. Klevas, D. Prakapavičius, S. Korotin, P. Bonifacio, H.-G. Ludwig, E. Caffau, and M. Steffen
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Abundances of Na, Mg, and K in the atmospheres of red giant branch stars of Galactic globular cluster 47 Tucanae by Černiauskas, Algimantas (Author) , Ludwig, Hans-Günter (Author) , Caffau, Elisabetta (Author) ,


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