Holographic energy loss in non-relativistic backgrounds Mahdi Atashi, Kazem Bitaghsir Fadafan and Mitra Farahbodnia Eur. Phys. J. C, 77 3 (2017) 175 Published online: 20 March 2017 DOI: 10.1140/epjc/s10052-017-4742-8