Publication type: Refereed

  • 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...
  • Publication
    The Isaac Newton Telescope Monitoring Survey of Local Group Dwarf Galaxies. V. The Star Formation History of Sagittarius Dwarf Irregular Galaxy Derived from Long-period Variable Stars
    We conducted an optical monitoring survey of the Sagittarius dwarf irregular galaxy (SagDIG) during the period of 2016 June-2017 October, using the 2.5 m Isaac...
  • Publication
    The Isaac Newton Telescope Monitoring Survey of Local Group Dwarf Galaxies. VI. The Star Formation History and Dust Production in Andromeda IX
    We present a photometric study of the resolved stellar populations in Andromeda IX (And IX), the closest satellite to M31, a metal-poor and low-mass dwarf...