Showing astro-ph.HEShow all
3 papers · 1 filter
astro-ph.HE2026
SKA-VLBI Probes of High-energy Emission Processes in Relativistic Jets
M. Kadler, E. K. Bempong-Manful, P. G. Edwards +10
Relativistic jets in the nuclei of active galaxies are ubiquitous sources of high-energy emission. In particular, blazars represent the most luminous persistent X-ray and gamma-ray…
astro-ph.HE2024
Broadband Multi-wavelength Properties of M87 during the 2018 EHT Campaign including a Very High Energy Flaring Episode
J. C. Algaba, M. Balokovic, S. Chandra +738
The nearby elliptical galaxy M87 contains one of the only two supermassive black holes whose emission surrounding the event horizon has been imaged by the Event Horizon Telescope (…
astro-ph.HE2024
Flares from plasmoids and current sheets around Sgr A*
I. Dimitropoulos, A. Nathanail, M. Petropoulou +2
The supermassive black hole Sgr A* at the center of our galaxy produces repeating near-infrared flares that are observed by ground and space based instruments. This activity has be…