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astro-ph.GA2011★ 23 cited
The VISIR@VLT Mid-IR view of 47Tuc: A further step in solving the puzzle of RGB mass loss
Y. Momany, I. Saviane, A. Smette +5
There is an ongoing debate regarding the onset luminosity of dusty mass loss in population-II red giant stars. In this paper we present VISIR@VLT MIR 8.6 micron imaging of 47Tuc, c…
astro-ph.SR2011★ 73 cited
Lithium and sodium in the globular cluster M4. Detection of a Li-rich dwarf star: preservation or pollution?
L. Monaco, S. Villanova, P. Bonifacio +5
Context. The abundance inhomogeneities of light elements observed in Globular Clusters (GCs), and notably the ubiquitous Na-O anti-correlation, are generally interpreted as evidenc…