$\rho -\omega -$Interference in $J/\psi -$Decays and $\rho \to {\pi }^{+}{\pi }^{-}{\pi }^0$ Decay

Liu Fang, Li Jin, Yi-Bin Huang +1

We study $\rho -\omega -$interference by analyzing $J/\psi \to {\pi }^{+}{\pi }^{-}{\pi }^0{\pi }^0$. PDG-2002 data on $J/\psi$ decays into $PP$ and $PV$ ($P$ denotes pseudoscalar mesons; $V$, vector mesons) are used to f…