Dependence of the black-body force on spacetime geometry and topology C. R. Muniz, G. Alencar, M. S. Cunha, R. R. Landim and R. N. Costa Filho EPL, 117 6 (2017) 60001 Published online: 12 May 2017 DOI: 10.1209/0295-5075/117/60001