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Planar Duality in SU(2) WZW Models

G. Pradisi, A. Sagnotti, Ya. S. Stanev

hep-tharXiv:hep-th/9503207

Abstract

We show how to generalize the SU(2) WZW models to allow for open and unoriented sectors. The construction exhibits some novel patterns of Chan-Paton charge assignments and projected spectra that reflect the underlying current algebra.

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