Difference: UStyletext-decorationoverlinepup-J (r2 vs. r1)

Charmonium Spectroscopy: pp->J/Ψ η


Diego Bettoni, Ferrara


Marc Pelizaeus, Pelizäus, Bochum

Decay Modes

pp->Y(4260)->J/Ψ η

50%: J/Ψ -> e+e-

50%: J/Ψ -> μ+μ-

η -> γ γ

Background Channels

pp->J/Ψ η η

pp->J/Ψ η π0

pp->J/Ψ π0 π0

pp->J/Ψ η γ

pp->J/Ψ π0 γ


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