A Comment on String Solitons

TL;DR

This paper presents an exact string-like soliton solution in ten-dimensional heterotic string theory featuring an $SU(2) imes SU(2)$ instanton structure in the transverse space.

Contribution

It introduces a novel exact soliton solution with specific instanton structure in heterotic string theory, expanding understanding of non-perturbative solutions.

Findings

Exact string-like soliton solution derived

Solution exhibits $SU(2) imes SU(2)$ instanton structure

Enhances understanding of non-perturbative phenomena in string theory

Abstract

We derive an exact string-like soliton solution of D=10 heterotic string theory. The solution possesses $SU(2)\times SU(2)$ instanton structure in the eight-dimensional space transverse to the worldsheet of the soliton.