Accès ouvert
2026
article
OpenAlex
K. Abe, S. Abe, Jayant Abhir, A. Abhishek et autres
Abstract We present very-high-energy gamma-ray observations of two binary black hole merger candidates, GW240615_113620 and GW241125_010116, performed with the Major Atmospheric Gamma Imaging Cherenkov (MAGIC) telescopes and the first Large-Sized Telescope of the Cherenkov Telescope Array Observatory’s (CTAO LST-1). GW240615_113620 was the …
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Accès ouvert
2026
article
OpenAlex
K. Abe, S. Abe, J. Abhir, A. Abhishek et autres
Context . Flat spectrum radio quasars (FSRQs) often remain undetected at very-high-energy (VHE, E > 100 GeV) γ rays due to their typically soft spectra and large distance. In December 2023, the Large-Sized Telescope prototype (LST-1) detected for the first time VHE …
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Accès ouvert
2026
article
OpenAlex
K. Abe, S. Abe, A. Abhishek, F. Acero et autres
Context. BL Lacertae (BL Lac), the archetypal blazar of its subclass and one of the most studied blazars of recent decades, has undergone a series of major multi-wavelength outbursts since 2020, resulting in its highest recorded γ -ray flare to date between …
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