Study of the ω meson in the VEPP-2M storage ring
Kurdadze A. M. , Pakhtusova E. V. , Sidorov V. A. , Chilingarov A. G. , Shatunov Yu. V. , Shvarts B. A., Eidel'man S. I.
The reaction e+e —>π+π π° has been studied at cm. energies from 760 to 800 MeV in the VEPP-2M storage ring. The following parameters were found for the ω resonance: Μω = 782.2 ± 0.4 MeV, Γω = 9.8 ± 0.9 MeV, ^ÔÁÈ(^7Ç+7ç-7ç°) = 1.39 ± 0.10/xb, and ç(<Á->Å+0 = 0.63 ± 0.05 keV.