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Stringy instanton corrections to N=2 gauge couplings
We discuss a string model where a conformal four-dimensional N=2 gauge theory receives corrections to its gauge kinetic functions from "stringy" instantons. These contributions are explicitly evaluated by exploiting the localization properties of the integral over the stringy instanton mod...
Autores principales: | , , , , , |
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Formato: | info:eu-repo/semantics/article |
Lenguaje: | eng |
Publicado: |
JHEP
2010
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Materias: | |
Acceso en línea: | https://dx.doi.org/10.1007/JHEP05(2010)107 http://cds.cern.ch/record/1244718 |