Abstract

Based on 5.8×107J/ψ events collected with BESII at the Beijing Electron-Positron Collider (BEPC), the decay branching fractions of J/ψ→ωπ0, ωη, and ωη′ are measured using different η and η′ decay modes. The results are higher than previous measurements. The ωπ0 electromagnetic form factor is also obtained.5 MoreReceived 10 November 2005DOI:https://doi.org/10.1103/PhysRevD.73.052007©2006 American Physical Society

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