Astrofísicas: Rayos gamma

  • Publicación
    MAGIC reveals a complex morphology within the unidentified gamma-ray source HESS J1857+026
    Aims: HESS J1857+026 is an extended TeV gamma-ray source that was discovered by H.E.S.S. as part of its Galactic plane survey. Given its broadband spectral...
  • Publicación
    MAGIC search for VHE γ-ray emission from AE Aquarii in a multiwavelength context
    Context. It has been claimed that the nova-like cataclysmic variable AE Aquarii (AE Aqr) is a very-high-energy (VHE, E> 100 GeV) source both on observational...
  • Publicación
    MAGIC TeV gamma-ray observations of Markarian 421 during multiwavelength campaigns in 2006
    Context. Wide-range spectral coverage of blazar-type active galactic nuclei is of paramount importance for understanding the particle acceleration mechanisms...
  • Publicación
    MAGIC Upper Limits on the Very High Energy Emission from Gamma-Ray Bursts
    During its first data cycle, between 2005 and the beginning of 2006, the fast repositioning system of the MAGIC telescope allowed the observation of nine...
  • Publicación
    MAGIC upper limits to the VHE gamma-ray flux of 3C 454.3 in high emission state
    Aims: We report upper limits to the very high energy flux (E>100 GeV) of the flat spectrum radio quasar 3C 454.3 (z=0.859) derived by the Cherenkov telescope...
  • Publicación
    MAGIC very large zenith angle observations of the Crab Nebula up to 100 TeV
    Aims: We measure the Crab Nebula γ-ray spectral energy distribution in the ~100 TeV energy domain and test the validity of existing leptonic emission models at...
  • Publicación
    Monitoring of the radio galaxy M 87 at Very High Energy with MAGIC during a low emission state between 2012 and 2015
    We present the preliminary results from observing the nearby radio galaxy M 87 for 156 hours (between the years 2012 and 2015) with the MAGIC telescopes, which...
  • Publicación
    Monitoring of the radio galaxy M 87 during a low-emission state from 2012 to 2015 with MAGIC
    M 87 is one of the closest (z = 0.004 36) extragalactic sources emitting at very high energies (VHE, E > 100 GeV). The aim of this work is to locate the region...
  • Publicación
    Monte Carlo studies for the optimisation of the Cherenkov Telescope Array layout
    The Cherenkov Telescope Array (CTA) is the major next-generation observatory for ground-based very-high-energy gamma-ray astronomy. It will improve the...