English

On the link between rotation, chromospheric activity and Li abundance in subgiant stars

Astrophysics 2009-11-10 v1
Authors: J. D Jr. do Nascimento , B. L. Canto Martins , C. H. F. Melo , G. Porto de Mello , J. R. De Medeiros
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Abstract

The connection rotation-CaII emission flux-lithium abundance is analyzed for a sample of bona fide subgiant stars, with evolutionary status determined from HIPPARCOS trigonometric parallax measurements and from the Toulouse-Geneva code.

Keywords

rotation chromospheric activity lithium abundance subgiant stars stellar evolution

Cite

@article{arxiv.astro-ph/0307196,
  title  = {On the link between rotation, chromospheric activity and Li abundance in subgiant stars},
  author = {J. D Jr. do Nascimento and B. L. Canto Martins and C. H. F. Melo and G. Porto de Mello and J. R. De Medeiros},
  journal= {arXiv preprint arXiv:astro-ph/0307196},
  year   = {2009}
}

Comments

9 pages, 8 figures

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