Astrophysical: Active galactic nuclei

  • Publication
    The nuclear region of the Sbc spiral galaxy NGC 5055: a mildly active nucleus.
    Not Available
  • Publication
    The optical and UV spectrum of the Seyfert type 2 galaxy NGC 3393
    The combined UV and optical spectrum of the Seyfert type 2 galaxy NGC 3393 is presented and analyzed together with published IR and IRAS data. The conditions in...
  • Publication
    The radio source and bipolar nebulosity in the Seyfert galaxy NGC 3516
    Results of radio continuum and optical emission-line observations of the type 1 Seyfert galaxy NGC 3516 are presented. The radio maps reveal an elongated one...
  • Publication
    The response of the broad emission line region to ionizing continuum variations. II - Numerical simulations
    Numerical simulations of the response of the broad emission lines in AGN to ionizing continuum variations are presented. The simulations are based on the...
  • Publication
    The response of the broad emission line region to ionizing continuum variations. III - an atlas of transfer functions
    According to the reverberation model for broad emission line variability in active galactic nuclei, the emission-line luminosity at a given epoch may be...
  • Publication
    The spectrum and evolution of compact SNR: SN and AGN.
    The evolution and spectra from a compact supernova remnant evolving in a high-density circumstellar medium with a density of 107cm-3 are presented. The...
  • Publication
    The starburst model for active galactic nuclei - The broad-line region as supernova remnants evolving in a high-density medium
    The evolution of an SNR in a high-density medium has been studied using analytical and numerical hydrodynamic and photoionization models. The models show that...
  • News
    The structure of the famous Jet of material in M87, the brightest galaxy in the Virgo Cluster, revealed
    A Master’s degree research project at the University of Barcelona (UB), carried out at the Instituto de Astrofísica de Canarias (IAC) by the student Alejandra...
  • News
    The “last breaths” in the lives of galaxies
    A team of astronomers has discovered that galaxies with an Active Galactic Nucleus (AGN) –hosting continuously growing black holes that emit large amounts of...