Tipo de publicación: Con árbitro

  • Publicación
    The Nature of Starbursts. I. The Star Formation Histories of Eighteen Nearby Starburst Dwarf Galaxies
    We use archival Hubble Space Telescope observations of resolved stellar populations to derive the star formation histories (SFHs) of 18 nearby starburst dwarf...
  • Publicación
    The Nature of Starbursts. II. The Duration of Starbursts in Dwarf Galaxies
    The starburst phenomenon can shape the evolution of the host galaxy and the surrounding intergalactic medium. The extent of the evolutionary impact is partly...
  • Publicación
    The Nature of the Antlia Galaxy: A New Dwarf Irregular in the Outskirts of the Local Group.
    The Antlia dwarf galaxy, recently found to be a possible local Group member, is analyzed using VI photometry. The galaxy is resolved into a large number of...
  • Publicación
    The nature of the cometary nebula 1548 C27
    Results are presented on optical and near-IR photometry of cometary nebula 1548 C27, together with associated high and intermediate resolution spectroscopy of...
  • Publicación
    The nature of the Cygnus extreme B supergiant 2MASS J20395358+4222505
    2MASS J20395358+4222505 is an obscured early B supergiant near the massive OB star association Cygnus OB2. Despite its bright infrared magnitude (K s = 5.82) it...
  • Publicación
    The Nature of the Far-Infrared Emission from Seyfert Galaxies
    Optical R-band imaging data and far-infrared (FIR) Infrared Space Observatory data from Seyfert galaxies are combined to show that the compact optical emission...
  • Publicación
    The nature of the Kleinmann-Low nebula
    Recent data on, and interpretations of the Kleinmann-Low nebula are examined. It is suggested that associated high velocity gas is radiatively accelerated by a...
  • Publicación
    The Nature of the Nuclear H2O Masers of NGC 1068: Reverberation and Evidence for a Rotating Disk Geometry
    We report new (1995) Very Large Array (VLA) observations and (1984-1999) Effelsberg 100 m monitoring observations of the 22 GHz H2O maser spectrum of the...
  • Publicación
    The Nature of the UV/Optical Emission of the Ultraluminous X-Ray Source in Holmberg II
    We report on UV and X-ray spectroscopy and broadband optical observations of the ultraluminous X-ray source in Holmberg II. Fitting various stellar spectral...