Hawking radiation in a non-covariant frame: the Jacobi metric approach Avijit Bera, Subir Ghosh and Bibhas Ranjan Majhi Eur. Phys. J. Plus, 135 8 (2020) 670 Published online: 18 August 2020 DOI: 10.1140/epjp/s13360-020-00693-1