Could an X-ray Flare after GRB 170817A Originate from a Post-merger Slim Accretion Disc?

Yi-Qing Lin, Zi-Gao Dai, Wei-Min Gu

GRB 170817A, detected by Fermi-GBM 1.7\,s after the merger of a neutron star (NS) binary, provides the first direct evidence for a link between such a merger and a short-duration g…