Regular Article - Theoretical Physics
On the cross-section peaks for a heavy-quark bound state
Istituto Nazionale di Fisica Nucleare, Sezione di Perugia, Via A. Pascoli, 06123, Perugia, Italy
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Published online: 8 November 2008
We discuss the values of resonance peaks of the cross section of a heavy-quark bound state obtained by means of a Green function method applied to a Coulombic model and compare the result to the ϒ and J/ψ data.
PACS: 12.39.Jh – / 12.39.Pn – / 12.90.+b –
© Springer-Verlag , 2008