Astrophysical: Gamma rays

  • Publication
    VHE gamma-ray detection of FSRQ QSO B1420+326 and modeling of its enhanced broadband state in 2020
    Context. QSO B1420+326 is a blazar classified as a flat-spectrum radio quasar (FSRQ). At the beginning of the year 2020, it was found to be in an enhanced flux...
  • Publication
    VHE γ-Ray Observation of the Crab Nebula and its Pulsar with the MAGIC Telescope
    We report about very high energy (VHE) γ-ray observations of the Crab Nebula with the MAGIC telescope. The γ-ray flux from the nebula was measured between 60...
  • Publication
    What Is the Redshift of the Gamma-ray BL Lac Source S4 0954+65?
    High signal-to-noise ratio spectroscopic observations of the BL Lac object S4 0954+65 at the alleged redshift z = 0.367 are presented. This source was detected...
  • Publication
    X-ray Emissions from Jupiter as Observed with XMM-Newton
    We present two XMM-Newton observations of Jupiter, which were carried out in April and November 2003 for 110 and 250 ks (or 3 and 7 planet rotations)...
  • Publication
    X-ray flashes or soft gamma-ray bursts?. The case of the likely distant XRF 040912
    Context: The origin of X-ray Flashes (XRFs) is still a mystery and several models have been proposed. To disentangle among these models, an important...
  • News
    “Las mujeres somos parte de CTA; gran parte de su ciencia se hace gracias a nosotras”
    CTA es un proyecto internacional con más de 1400 miembros de más de 200 instituciones de 31 países. Es, por ello, una infraestructura de una gran diversidad que...