Aether field coupled to the electromagnetic field in the TFD formalism R. Corrêa, L. H. A. R. Ferreira, A. F. Santos and Faqir C. Khanna Eur. Phys. J. Plus, 138 6 (2023) 530 Published online: 14 June 2023 DOI: 10.1140/epjp/s13360-023-04173-0