Tipo de publicación: Con árbitro

  • Publicación
    Blazar spectral variability as explained by a twisted inhomogeneous jet
    Blazars are active galactic nuclei, which are powerful sources of radiation whose central engine is located in the core of the host galaxy. Blazar emission is...
  • Publicación
    Blending the distinctions among groups of minor bodies: a portrait of the Centaur-comet "transition" object P/2010 C1 (Scotti)
    Aims: We present a portrait of the active Centaur P/2010 C1 (Scotti), observed with a well developed comet-like activity (central diffuse coma condensation and...
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    Blue Luminous Stars in Nearby Galaxies: Quantitative Spectral Analysis of M33 B-Type Supergiant Stars
    We present the detailed spectral analysis of a sample of M33 B-type supergiant stars, aimed at the determination of their fundamental parameters and chemical...
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    Blue Luminous Stars in Nearby Galaxies—UIT 005: A Possible Link to the Luminous Blue Variable Stage
    A detailed study of the blue supergiant UIT 005 (B2-2.5Ia+) in M 33 is presented. The results of our quantitative spectral analysis indicate that the star is a...
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    Blue not brown: UKIRT Infrared Deep Sky Survey T dwarfs with suppressed K-band flux
    We have used blue near-infrared colours to select a group of 12 spectroscopically confirmed United Kingdom InfraRed Telescope (UKIRT) Infrared Deep Sky Survey...
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    Blue straggler stars in dwarf spheroidal galaxies
    Blue straggler star (BSS) candidates have been observed in all old dwarf spheroidal galaxies (dSphs), however whether or not they are authentic BSSs or young...
  • Publicación
    Blue straggler stars in dwarf spheroidal galaxies - II. Sculptor and Fornax
    The existence of blue straggler stars (BSSs) in dwarf spheroidal galaxies (dSphs) is still an open question. In fact, many BSS candidates have been observed in...
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    Blue Straggler Stars in the Unusual Globular Cluster NGC 6388
    We have used multiband high-resolution HST WFPC2 and ACS observations combined with wide-field ground-based observations to study the blue straggler star (BSS)...
  • Publicación
    Blue stragglers - A search for binaries in the infrared
    Infrared photometry in the J, H and K bands, performed on a sample of 33 blue stragglers (BS) belonging to 8 open clusters is presented. This photometry has...