${{\mathit \eta}_{{{c}}}{(1S)}}$ $\rightarrow$ ${{\mathit \eta}^{\,'}{(958)}}{{\mathit \eta}}{{\mathit \eta}}$  Decay Mode Summary INSPIRE   JSON  (beta) PDGID:
M026.93
Mode (*) Fraction ($\Gamma_i$ / $\Gamma$) Scale Factor/
Conf. Level		 P(MeV/c)  
$\Gamma_{3}$ ${{\mathit \eta}_{{{c}}}{(1S)}}$ $\rightarrow$ ${{\mathit \eta}^{\,'}{(958)}}{{\mathit \eta}}{{\mathit \eta}}$ ($3.4$ $\pm0.6$) $ \times 10^{-3}$ 1081
Category: Decays involving hadronic resonances
The following data is related to the above value:
$\Gamma({{\mathit \eta}_{{{c}}}{(1S)}}$ $\rightarrow$ ${{\mathit \eta}^{\,'}{(958)}}{{\mathit \eta}}{{\mathit \eta}})/\Gamma_{\text{total}}$
$\Gamma_{3}/\Gamma$