Functional evaluation of spontaneous symmetry breaking in an open universe

Research paper by R. L. Garcia

Indexed on: 12 Oct '07Published on: 12 Oct '07Published in: Il Nuovo Cimento B (1971-1996)


The vacuum expectation value of a conformally invariant self-interacting scalar field in an open Friedmann universe is determined. The calculation, carried out up to one loop, is based on the stationary-phase evaluation of functional integrals.