Testing QCD trough inclusiveJ/ψ-production ine+e− annihilations
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Abstract
Within the framework of perturbative QCD we calculate the cross section for inclusiveJ/ψ production ine+e− annihilations. We discuss in detail the properties of the final state, in particular angular and energy distributions for longitudinal and unpolarizedJ/ψ's. We study the model both with fixed coupling and a coupling which depends on the mass of the recoiling system. We compare our results with the predictions of the color evaporation model and with experimental results.
Keywords
Color Evaporation Field Theory Elementary Particle Quantum Field Theory
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