Astrophysical: Active galactic nuclei

  • Publication
    CEERS Key Paper. VI. JWST/MIRI Uncovers a Large Population of Obscured AGN at High Redshifts
    Mid-infrared (mid-IR) observations are powerful in identifying heavily obscured active galactic nuclei (AGN) that have weak emission in other wavelengths. Data...
  • Publication
    Completing the 3CR Chandra Snapshot Survey: Extragalactic Radio Sources at High Redshift
    We present the analysis of nine radio sources belonging to the Third Cambridge Revised catalog (3CR) observed with Chandra during Cycle 20 in the redshift range...
  • Publication
    Complex ionization structure and kinematics in the circumnuclear region of NGC 3227
    We present bidimensional spectroscopy of the circumnuclear region of the Seyfert galaxy NGC 3227. The physical and kinematical characteristics of the two...
  • News
    Confirmed: black holes regulate star formation in massive galaxies
    An International team with participation by researchers with close links to the Instituto de Astrofísica de Canarias and the University of La Laguna, obtains...
  • Publication
    Constraints on Lorentz invariance violation from the extraordinary Mrk 421 flare of 2014 using a novel analysis method
    The Lorentz Invariance Violation (LIV), a proposed consequence of certain quantum gravity (QG) scenarios, could instigate an energy-dependent group velocity for...
  • Publication
    Deconvolution of JWST/MIRI Images: Applications to an Active Galactic Nucleus Model and GATOS Observations of NGC 5728
    The superb image quality, stability, and sensitivity of JWST permit deconvolution techniques to be pursued with a fidelity unavailable to ground-based...
  • Publication
    Detection of a Peculiar Drift in the Nuclear Radio Jet of the TeV Blazar Markarian 501
    Mrk 501 is one of the most prominent TeV-emitting blazars and belongs to the class of high synchrotron peaked (HSP) blazars. The Doppler factors derived from...
  • News
    Differences between the discs of active and non-active galaxies detected for the first time
    A study led by researchers at the Instituto de Astrofísica de Canarias (IAC), making comparison between the discs of several pairs of spiral galaxies, active...
  • News
    Discovery of relativistic jets blowing bubbles in the central region of the Teacup Galaxy
    A study led by Anelise Audibert, a researcher at the Instituto de Astrofísica de Canarias (IAC), reveals a process that explains the peculiar morphology of the...