Eur. Phys. J. C (2008) 58: 395-398
https://doi.org/10.1140/epjc/s10052-008-0789-x
https://doi.org/10.1140/epjc/s10052-008-0789-x
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
* e-mail: nicola.fabiano@pg.infn.it
Received:
17
January
2008
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
