Publicaciones

Esta sección ofrece el acceso a la base de datos de Publicaciones que recopila los artículos del IAC publicados en revistas científicas. Por favor, pulsa la flecha del menú para ver todas las opciones de búsqueda y de ordenación de resultados; autor, revista, año, etc..

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  • Digging into the mystery of the Galactic globular clusters M22 and NGC1851
    We propose to collect deep near-infrared (NIR) images of two peculiar Galactic globular clusters (GGCs), NGC1851 and M22, to explore the properties of their multiple stellar populations. These GGCs display multiple sequences along the red-giant and sub-giant branches in ultraviolet-optical color-magnitude diagrams (CMDs), and spectroscopy confirmed
    Calamida, Annalisa et al.

    Fecha de publicación:

    5
    2020
    Número de citas
    0
  • Differences and similarities of stellar populations in LAEs and LBGs at z ∼ 3.4-6.8
    Lyman alpha emitters (LAEs) and Lyman break galaxies (LBGs) represent the most common groups of star-forming galaxies at high z, and the differences between their inherent stellar populations (SPs) are a key factor in understanding early galaxy formation and evolution. We have run a set of SP burst-like models for a sample of 1558 sources at 3.4 <
    Arrabal Haro, P. et al.

    Fecha de publicación:

    5
    2020
    Número de citas
    18
  • Detailed Abundances in the Galactic Center: Evidence of a Metal-rich Alpha-enhanced Stellar Population
    We present a detailed study of the composition of 20 M giants in the Galactic center with 15 of them confirmed to be in the nuclear star cluster. As a control sample we have also observed 7 M giants in the Milky Way disk with similar stellar parameters. All 27 stars are observed using the NIRSPEC spectrograph on the KECK II telescope in the K-band
    Thorsbro, B. et al.

    Fecha de publicación:

    5
    2020
    Número de citas
    36
  • Close Binary Companions to APOGEE DR16 Stars: 20,000 Binary-star Systems Across the Color-Magnitude Diagram
    Many problems in contemporary astrophysics—from understanding the formation of black holes to untangling the chemical evolution of galaxies—rely on knowledge about binary stars. This, in turn, depends on the discovery and characterization of binary companions for large numbers of different kinds of stars in different chemical and dynamical
    Price-Whelan, Adrian M. et al.

    Fecha de publicación:

    5
    2020
    Número de citas
    108
  • Chemical evolution of ultra-faint dwarf galaxies in the self-consistently calculated integrated galactic IMF theory
    The galaxy-wide stellar initial mass function (gwIMF) of a galaxy in dependence on its metallicity and star formation rate can be calculated by the integrated galactic IMF (IGIMF) theory. This theory has been applied in a study of the chemical evolution of the ultra-faint dwarf (UFD) satellite galaxies, but failed to reproduce the data. Here, we
    Yan, Zhiqiang et al.

    Fecha de publicación:

    5
    2020
    Número de citas
    35
  • Broad-band spectral energy distribution of the X-ray transient Swift J1745-26 from outburst to quiescence
    Aims: We aim to analyse our study of the X-ray transient Swift J1745-26, using observations obtained from its outburst in September 2012, up to its decay towards quiescence in March 2013. Methods: We obtained optical and infrared observations, through override programme at ESO/VLT with FORS2 and ISAAC instruments, and added archival optical (VLT
    Chaty, Sylvain et al.

    Fecha de publicación:

    5
    2020
    Número de citas
    1