Production of a Q^2\bar{Q}^2 state in J/ψ\to γωϕ

Bing An Li

The resonance X(1810) discovered in $J/\psi \to \gamma \omega \varphi$ by BESII is considered as a candidate of $0^{++}$ $Q^2{\bar{Q}}^2$ state. This model predicts that $X\to \omega \varphi ,K^{\ast }{K}^{\ast }$ are the two domi…