String Islands

TL;DR

This paper explores specific string theory models with limited moduli and constructs low-energy supergravity theories, including a novel D=4,N=4 compactification with 34 vector fields.

Contribution

It introduces new string theory constructions with small moduli and a unique D=4,N=4 compactification featuring an unprecedented number of vector fields.

Findings

Constructed string theories with few non-compact moduli.

Developed a D=4,N=4 compactification with 34 vector fields.

Described low-energy limits as pure supergravity theories.

Abstract

We discuss string theories with small numbers of non-compact moduli and describe constructions of string theories whose low-energy limit is described by various pure supergravity theories. We also construct a D=4,N=4 compactification of type II string theory with 34 vector fields.