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QCD average hadronic multiplicity in the ψ(1S) decay

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Zeitschrift für Physik C Particles and Fields

Abstract

The average hadronic multiplicity in the ψ(1S) decay, via the mode ψ→ggg, is studied in the framework of Quantum Chromodynamics. We test the predictions of perturbative QCD working to\(O(\sqrt {\alpha _s } )\) in the coupling constant.

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Malaza, E.D. QCD average hadronic multiplicity in the ψ(1S) decay. Z. Phys. C - Particles and Fields 36, 507–511 (1987). https://doi.org/10.1007/BF01573949

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