${{\mathit \psi}{(4040)}}$ $\rightarrow$ ${{\mathit J / \psi}}{{\mathit \eta}}$  Decay Mode Summary INSPIRE   JSON  (beta) PDGID:
M072.9
Mode Fraction ($\Gamma_i$ / $\Gamma$) Scale Factor/
Conf. Level		 P(MeV/c)  
$\Gamma_{20}$ ${{\mathit \psi}{(4040)}}$ $\rightarrow$ ${{\mathit J / \psi}}{{\mathit \eta}}$ ($5.2$ $\pm0.7$) $ \times 10^{-3}$ 676
The following data is related to the above value:
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$\Gamma({{\mathit \psi}{(4040)}}$ $\rightarrow$ ${{\mathit J / \psi}}{{\mathit \eta}})/\Gamma_{\text{total}}{\times }$ $\Gamma({{\mathit \psi}{(4040)}}$ $\rightarrow$ ${{\mathit e}^{+}}{{\mathit e}^{-}})/\Gamma_{\text{total}}$
$\Gamma_{20}/\Gamma{\times }\Gamma_{1}/\Gamma$
$\Gamma({{\mathit \psi}{(4040)}}$ $\rightarrow$ ${{\mathit J / \psi}}{{\mathit \eta}})/\Gamma_{\text{total}}$
$\Gamma_{20}/\Gamma$
$\Gamma({{\mathit \psi}{(4040)}}$ $\rightarrow$ ${{\mathit J / \psi}}{{\mathit \eta}})$ ${\times }$ $\Gamma({{\mathit \psi}{(4040)}}$ $\rightarrow$ ${{\mathit e}^{+}}{{\mathit e}^{-}})/\Gamma_{\text{total}}$
$\Gamma_{20}\Gamma_{1}/\Gamma$