${{\mathit \eta}_{{c}}{(1S)}}$ $\rightarrow$ ${{\mathit \phi}}{{\mathit \phi}}$   Decay Mode Summary INSPIRE   PDGID:
M026.17
Mode (*) Fraction ($\Gamma_i$ / $\Gamma$) Scale Factor/
Conf. Level		 P(MeV/c)  
$\Gamma_{8}$ ${{\mathit \eta}_{{c}}{(1S)}}$ $\rightarrow$ ${{\mathit \phi}}{{\mathit \phi}}$ ($1.58$ $\pm0.19$) $ \times 10^{-3}$ 1089
Category: Decays involving hadronic resonances
The following data is related to the above value:
 ▸ expand all datablocks
$\Gamma($ ${{\mathit \eta}_{{c}}{(1S)}}$ $\rightarrow$ ${{\mathit \phi}}{{\mathit \phi}}$ $)/\Gamma_{\text{total}}$
$\Gamma_{8}/\Gamma$
$\Gamma($ ${{\mathit \eta}_{{c}}{(1S)}}$ $\rightarrow$ ${{\mathit \phi}}{{\mathit \phi}}$ $)/\Gamma($ ${{\mathit \eta}_{{c}}{(1S)}}$ $\rightarrow$ ${{\mathit K}}{{\overline{\mathit K}}}{{\mathit \pi}}$ $)$
$\Gamma_{8}/\Gamma_{34}$
$\Gamma($ ${{\mathit \eta}_{{c}}{(1S)}}$ $\rightarrow$ ${{\mathit \phi}}{{\mathit \phi}}$ $)/\Gamma($ ${{\mathit \eta}_{{c}}{(1S)}}$ $\rightarrow$ ${{\mathit p}}{{\overline{\mathit p}}}$ $)$
$\Gamma_{8}/\Gamma_{48}$
$\Gamma($ ${{\mathit \eta}_{{c}}{(1S)}}$ $\rightarrow$ ${{\mathit p}}{{\overline{\mathit p}}}$ $)/\Gamma_{\text{total}}{\times }$ $\Gamma($ ${{\mathit \eta}_{{c}}{(1S)}}$ $\rightarrow$ ${{\mathit \phi}}{{\mathit \phi}}$ $)/\Gamma_{\text{total}}$
$\Gamma_{48}/\Gamma{\times }\Gamma_{8}/\Gamma$
$\Gamma($ ${{\mathit \eta}_{{c}}{(1S)}}$ $\rightarrow$ ${{\mathit \phi}}{{\mathit \phi}}$ $)$ ${\times }$ $\Gamma($ ${{\mathit \eta}_{{c}}{(1S)}}$ $\rightarrow$ ${{\mathit \gamma}}{{\mathit \gamma}}$ $)/\Gamma_{\text{total}}$
$\Gamma_{8}\Gamma_{56}/\Gamma$