Instability of the R^3\times S^1 vacuum in low-energy effective string theory
arXiv:hep-th/9502086 · doi:10.1103/PhysRevD.52.2583
Abstract
We present and discuss an euclidean solution of the low-energy effective string action that can be interpreded as a semiclassical decay process of the ground state of the theory.
9 pages, plain-tex file, 2 figures available upon request