Astrofísicas: Evolución estelar

  • Publicación
    Multiple Populations in Low-mass Globular Clusters: Palomar 13
    Since the discovery of chemically peculiar stars in globular clusters in the last century, the study of multiple populations has become increasingly important...
  • Charla
    Multiple stellar populations in globular clusters: Properties, origin, unsolved questions
    Globular clusters (GCs) are fascinating objects nearly as old as the Universe that provide insight on a large variety of astrophysical and cosmological...
  • Publicación
    Multiwavelength analysis of starburst galaxies
    A grid of evolutionary synthesis models for different scenarios (initial mass function slope, metallicity, age, etc.) and computing a set of observables in a...
  • Publicación
    Near infrared survey of IRAS sources with colours like planetary nebulae. II
    Near-IR standard photometry (J, H, K, L and M bands) of 38 IRAS sources with FIR colors similar to those of known planetary nebulae is presented. They are...
  • Publicación
    Near-infrared mapping of spiral galaxies. I - The SB galaxy NGC 2841 - Annular structure in the young disc component
    NGC 2841 has been mapped in the J and K near-infrared bands out to some 10 kpc from its center. Maps and radial profiles in micron(J), micron(K) and J-K are...
  • Publicación
    New windows to the universe; Proceedings of the Eleventh European Regional Astronomy Meeting, Universidad de La Laguna, Spain, July 3-8, 1989. Part 1
    Papers are presented on stellar structure and evolution. Particular attention is given to the deep CCD photometry of stars in the globular cluster M3; dynamical...
  • Charla
    Nitrogen spectroscopy of O-type stars -- On the difficulties to derive reliable abundances
    After a brief outline on the impact of massive stars for the cosmic and galactic evolution, we highlight the role of Nitrogen as a key element to test current...
  • Publicación
    NLTE analysis of high-resolution spectra of CSPN
    Preliminary results of new high-resolution and S/N ratio spectra of central stars of planetary nebulae (CSPN) are presented. The atmospheric parameters (Teff...
  • Publicación
    NLTE analysis of massive OB stars in open clusters
    The paper presents a new method for deriving stellar masses and distances using the theory of radiatively driven winds as presented by Kudritzki et al. (1989)...