Instability of the R^3\times S^1 vacuum in low-energy effective string theory

TL;DR

This paper introduces an Euclidean solution in low-energy string theory that models a semiclassical decay of the ground state, providing insights into vacuum stability and decay processes.

Contribution

It presents a novel Euclidean solution representing a decay process in low-energy string theory, advancing understanding of vacuum instability.

Findings

Identifies a specific Euclidean solution related to vacuum decay.

Provides a semiclassical interpretation of the decay process.

Contributes to the study of vacuum stability in string theory.

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.