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Veritas observations of the bl lac object txs 0506+056
(American Astronomical Society, 2018-07-12)
On 2017 September 22, the IceCube Neutrino Observatory reported the detection of the high-energy neutrino event IC 170922A, of potential astrophysical origin. It was soon determined that the neutrino direction was consistent ...
A luminous and isolated gamma-ray flare from the blazar b2 1215+30
(American Astronomical Society, 2017-02-21)
B2 1215+30 is a BL-Lac-type blazar that was first detected at TeV energies by the MAGIC atmospheric Cherenkov telescopes and subsequently confirmed by the Very Energetic Radiation Imaging Telescope Array System (VERITAS) ...
Gamma-rays from the quasar pks 1441+25: story of an escape
(IOP Publishing, 2015-12-15)
Outbursts from gamma-ray quasars provide insights on the relativistic jets of active galactic nuclei and constraints on the diffuse radiation fields that fill the universe. The detection of significant emission above 100 ...