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Two-loop hybrid renormalization of local dimension-4 heavy-light operators

The renormalization of local dimension-4 operators containing a heavy and a light quark field at scales below the heavy-quark mass is discussed, using the formalism of the heavy-quark effective theory. The anomalous dimensions of these operators and their mixing are calculated to two-loop order. Som...

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Detalles Bibliográficos
Autores principales: Amorós, G, Neubert, M
Lenguaje:eng
Publicado: 1997
Materias:
Acceso en línea:https://dx.doi.org/10.1016/S0370-2693(97)01513-X
http://cds.cern.ch/record/337826