Publication type: Non-refereed

  • Publication
    Is an Engulfment Event at the Origin of the Li-Rich Giants?
    We have derived beryllium abundances for all Li-rich giant stars known in the literature and visible from the southern hemisphere and 10 other Li-normal giants...
  • Publication
    Is GRO J0422+32 Still Active?
    GRO J0422+32 (= V518 Per) is a black-hole X-ray nova which went into outburst on August 5, 1992. Since then, we have been monitoring the decay light curve of...
  • Publication
    Is HD 163899 really a supergiant star?
    According to its spectral type B2 Ib/I I (Klare & Neckel 1977; Schmidt & Carruthers 1996), HD163899 is a supergiant star. The star presents p and g-mode...
  • Publication
    Is LTE a Suitable Approximation for Fe I - based Diagnostics of the Thermal Structure of Sunspots?
    NLTE effects in iron lines are carefully investigated for the sunspot umbral model of Maltby et. al. (1986). Our model atom is realistic: it has hundreds of...
  • Publication
    Is macroturbulence in OB Sgs related to pulsations?
    As part of a long term observational project, we are investigating the macroturbulent broadening in O and B supergiants (Sgs) and its possible connection with...
  • Publication
    Is macroturbulent broadening in OB Supergiants related to pulsations?
    The spectrum of O and B Supergiants is known to be affected by an important extra line-broadening (usually called macroturbulence) that adds to stellar rotation...
  • Publication
    Is Open Access Right for Astronomy?
    The underlying ethos of Open Access is that the public should have the right to free access to the published results of all publicly funded academic and...
  • Publication
    Is Praesepe KW284 Actually a delta Scuti Star?
    Not Available
  • Publication
    Is the jet variability reflected in the BLR emission from FSRQ's?
    We present an spectroscopic study of a sample of bright gamma-ray blazars. Our dataset includes spectra of a sample of about 10 targets, all of them Flat...