Study of Φ → π+π-π0 with CMD-2 detector
2006
The cross section of the process e + e - → π + π - π 0 has been measured in the c.m. energy range 984-1060 MeV with the CMD-2 detector at the VEPP-2M collider. The obtained value of BrΦ → e + e - )Br(Φ → π + π - π 0 ) = (4.51 ± 0.16 ± 0.11) x 10 -5 is in good agreement with the previous measurements and has the best accuracy. Analysis of the Dalitz plot was performed. The contributions of the dominant Φ → ρπ mechanism as well as of a small direct Φ → 3π amplitude were determined.
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