A BRST operator for non-critical W-strings

We construct the BRST operator for non-critical $W_3$-strings and discuss the tachyon-like spectrum. For $N$-punctured spheres with $N \leq 5$ we briefly describe a formal definition of the integral over $W_3$-moduli space.

Detalles Bibliográficos
Autores principales: Bershadsky, M., Lerche, W., Nemeschansky, D., Warner, N.P.
Lenguaje:eng
Publicado: 1992
Materias:
Particle Physics - Theory
Acceso en línea:https://dx.doi.org/10.1016/0370-2693(92)90605-4
http://cds.cern.ch/record/242414
Descripción
Sumario:We construct the BRST operator for non-critical $W_3$-strings and discuss the tachyon-like spectrum. For $N$-punctured spheres with $N \leq 5$ we briefly describe a formal definition of the integral over $W_3$-moduli space.

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