On the role of the Kerr-Newman black hole in the GeV emission of long gamma-ray bursts

R. Ruffini, R. Moradi, J. A. Rueda +13

X-ray Flashes (XRFs), binary-driven hypernovae (BdHNe) are long GRB subclasses with progenitor a CO${}_{\mathrm{core}}$, undergoing a supernova (SN) explosion and hypercritically accretin…