Astrofísicas: Función de luminosidad

  • Publicación
    A wide deep infrared look at the Pleiades with UKIDSS: new constraints on the substellar binary fraction and the low-mass initial mass function
    We present the results of a deep wide-field near-infrared survey of 12 deg2 of the Pleiades conducted as part of the United Kingdom Infrared Telescope (UKIRT)...
  • Publicación
    Astrometric and photometric initial mass functions from the UKIDSS Galactic Clusters Survey - I. The Pleiades
    We present the results of a deep wide-field near-infrared survey of the entire Pleiades cluster recently released as part of the UKIRT Infrared Deep Sky Survey...
  • Publicación
    Astrometric and photometric initial mass functions from the UKIDSS Galactic Clusters Survey - II. The Alpha Persei open cluster
    We present the results of a deep (J = 19.1 mag) infrared (ZY JHK) survey over the full α Per open cluster extracted from the Data Release 9 of the United...
  • Publicación
    Astrometric and photometric initial mass functions from the UKIDSS Galactic Clusters Survey - III. Praesepe
    Over the past decades open clusters have been the subject of many studies. Such studies are crucial considering that the universality of the initial mass...
  • Publicación
    Astrometric and photometric initial mass functions from the UKIDSS Galactic Clusters Survey - IV. Upper Sco
    We present the results of a proper motion wide-field near-infrared survey of the entire Upper Sco (USco) association (˜160 square degrees) released as part of...
  • Publicación
    Brown dwarfs and very low mass stars in the Praesepe open cluster: a dynamically unevolved mass function?
    Context. Determination of the mass functions of open clusters of different ages allows us to infer the efficiency with which brown dwarfs are evaporated from...
  • Publicación
    Brown dwarfs and very low-mass stars in the Pleiades cluster: a deep wide-field imaging survey
    We have performed a deep, wide-field imaging survey of the Pleiades cluster (Melotte 22) in the R and I-bands to search for very low-mass stars and brown dwarfs...
  • Publicación
    Candidate free-floating super-Jupiters in the young σ Orionis open cluster
    Context: Free-floating substellar candidates with estimated theoretical masses of as low as ∼5 Jupiter masses have been found in the ∼3 Myr old σ Orionis open...
  • Publicación
    Characterizing the ELG luminosity functions in the nearby Universe
    Context. Nebular emission lines are powerful diagnostics for the physical processes at play in galaxy formation and evolution. Moreover, emission-line galaxies...