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Unraveling the Complex Behavior of Mrk 421 with Simultaneous X-Ray and VHE Observations during an Extreme Flaring Activity in 2013 April

27 Jul 2020, 16:00 UTC
Unraveling the Complex Behavior of Mrk 421 with Simultaneous X-Ray and VHE Observations during an Extreme Flaring Activity in 2013 April
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V. A. Acciari et al 2020 ApJS 248 29
Observations of the TeV blazar Mrk 421 during flaring activity show energy-dependent variability on multi-hour timescales and energy-independent variability on sub-hour timescales, favoring a multi-zone scenario.

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