25-29 August 2014
Schloss Waldthausen, Mainz, Germany
Europe/Berlin timezone

Measurements of e+e− → π π J/ψ, π π hc, ωχ, γ X(3872) and observation of Zc(3900) and Zc(4020) with BES III

25 Aug 2014, 09:30
Schloss Waldthausen, Mainz, Germany

Schloss Waldthausen, Mainz, Germany

Heavy Quarks & Leptons Spectroscopy


Andrzej Kupsc (Uppsala University)


We report a new measurement of the e+e− → π π J/ψ, π π hc, ωχ cross section, the observation of e+e− → γ X(3872), and the new observation of charged particles, Zc(3900) and Zc(4020), as well as theirs neutral particle. The results are very helpful to understand the properties XYZ states

Primary author

Haiping Peng (UST China)

Presentation Materials

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