EoS of Casimir vacuum of massive fields in Friedmann Universe
arXiv:2005.02611 · doi:10.1142/S0217732320502715
Abstract
In the present paper we study equations of state of Casimir vacuum of massive scalar field and massive bispinor field in compact Friedmann Universe. With use of the Abel-Plana formula the renormalization of divergent series for calculation of the quantum means of operators is implemented.
7 pages, 4 figures