A Class of String Backgrounds as a Semiclassical Limit of WZW Models

Preprint

15 November 1993

preprint
Published by arXiv in arXiv

https://doi.org/10.48550/arXiv.hep-th/9311081

Abstract

A class of string backgrounds associated with non semi-simple groups is obtained as a special large level limit of ordinary WZW models. The models have an integer Virasoro central charge and they include the background recently studied by Nappi and Witten.

Keywords

SEMICLASSICAL LIMIT
STRING BACKGROUNDS
CLASS OF STRING
SPECIAL LARGE
SEMI SIMPLE
LEVEL LIMIT
WZW MODELS

All Related Versions

Version 1, 1993-11-15, ArXiv
Published version: Physics Letters B, 321 (4), 361.

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