Vacuum polarization of a scalar field in wormhole spacetimes

Astronomy and Astrophysics – Astrophysics – General Relativity and Quantum Cosmology

Scientific paper

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10 pages, RevTeX, two eps figures

Scientific paper

10.1103/PhysRevD.63.044017

An analitical approximation of $<\phi^2>$ for a scalar field in a static
spherically symmetric wormhole spacetime is obtained. The scalar field is
assumed to be both massive and massless, with an arbitrary coupling $\xi$ to
the scalar curvature, and in a zero temperature vacuum state.

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