${{\mathit J / \psi}{(1S)}}$ $\rightarrow$ ${{\mathit \phi}}{{\mathit f}_{{{2}}}{(1270)}}$  Decay Mode Summary INSPIRE   JSON  (beta) PDGID:
M070.39
Mode (*) Fraction ($\Gamma_i$ / $\Gamma$) Scale Factor/
Conf. Level		 P(MeV/c)  
$\Gamma_{126}$ ${{\mathit J / \psi}{(1S)}}$ $\rightarrow$ ${{\mathit \phi}}{{\mathit f}_{{{2}}}{(1270)}}$ ($3.2$ $\pm0.6$) $ \times 10^{-4}$ 1036
Category: Decays involving hadronic resonances
The following data is related to the above value:
 ▸ expand all datablocks
$\Gamma({{\mathit J / \psi}{(1S)}}$ $\rightarrow$ ${{\mathit \phi}}{{\mathit f}_{{{2}}}{(1270)}})/\Gamma_{\text{total}}$
$\Gamma_{126}/\Gamma$
$\Gamma({{\mathit J / \psi}{(1S)}}$ $\rightarrow$ ${{\mathit \phi}}{{\mathit f}_{{{2}}}{(1270)}})$ ${\times }$ $\Gamma({{\mathit J / \psi}{(1S)}}$ $\rightarrow$ ${{\mathit e}^{+}}{{\mathit e}^{-}})/\Gamma_{\text{total}}$
$\Gamma_{126}\Gamma_{5}/\Gamma$