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Quantum vacuum energy and singularity-free Kaluza-Klein cosmology
Authors:T Koikawa  M Yoshimura
Institution:National Laboratory for High Energy Physics (KEK), Tsukuba, Ibaraki 305, Japan
Abstract:We present a class of cosmological models in which vacuum collapse to curvature singularity is prevented by the generalized gravitational Casimir energy. The mechanism works in higher dimensions, and gives rise to Kaluza-Klein cosmologies free from singularity.
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