Publication type: Refereed

  • Publication
    The ionized gas in the spiral galaxy NGC 3359. I. Photometry
    We combine Hα imaging and broad-band optical and NIR imaging over the face of the barred galaxy NGC 3359, obtained within the BARS program on the Canary Island...
  • Publication
    The ionized gas in the spiral galaxy NGC 3359. II. Kinematics
    The spiral galaxy NGC 3359 has been observed in the Hα line with the TAURUS II Fabry-Perot interferometer at the William Herschel Telescope within the BARS...
  • Publication
    The ionizing radiation from massive stars and its impact on HII regions: results from modern model atmospheres
    We present a detailed comparison of the ionizing spectral energy distributions (SEDs) predicted by four modern stellar atmosphere codes, TLUSTY, CMFGEN, WM...
  • Publication
    The IPHAS catalogue of Hα emission-line sources in the northern Galactic plane
    We present a catalogue of point-source Hα emission-line objects selected from the INT/WFC Photometric Hα Survey (IPHAS) of the northern Galactic plane. The...
  • Publication
    The IRIS sodium cell instrument
    The technological choices selected for the need of the International Research on the Interior of the Sun (IRIS) network are examined. Special attention is given...
  • Publication
    The iron abundance in four planetary nebulae
    We have observed the high excitation planetary nebulae NGC 7027, NGC 6543 and the low excitation planetaries Hu 2-1 and Cn 3-1 in the optical & near IR with the...
  • Publication
    The Iron Abundance in Galactic Planetary Nebulae
    We constrain the iron abundance in a sample of 33 low-ionization Galactic planetary nebulae (PNe) using [Fe III] lines and correcting for the contribution of...
  • Publication
    The Iron Line Formation Problem in Three-dimensional Hydrodynamic Models of Solar-like Photospheres
    This paper presents the results of a detailed theoretical investigation of the iron line formation NLTE problem in a three-dimensional model of the solar...
  • Publication
    The Isaac Newton Telescope Monitoring Survey of Local Group Dwarf Galaxies. I. Survey Overview and First Results for Andromeda I
    An optical monitoring survey in nearby dwarf galaxies was carried out with the 2.5 m Isaac Newton Telescope. Fifty-five dwarf galaxies and four isolated...