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Power counting in exclusive quarkonium decays
Recent progress in the factorization of exclusive decays of heavy quarkonia into long-distance and short-distance contributions is presented. The role of higher Fock states and colour-octet contributions is outlined.
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| Lenguaje: | eng |
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1997
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| Acceso en línea: | https://dx.doi.org/10.1016/S0920-5632(97)01106-7 http://cds.cern.ch/record/334991 |