${{\mathit \chi}_{{{c1}}}{(1P)}}$ $\rightarrow$ ${{\mathit e}^{+}}{{\mathit e}^{-}}{{\mathit J / \psi}{(1S)}}$  Decay Mode Summary INSPIRE   JSON  (beta) PDGID:
M055.100
Mode (*) Fraction ($\Gamma_i$ / $\Gamma$) Scale Factor/
Conf. Level		 P(MeV/c)  
$\Gamma_{107}$ ${{\mathit \chi}_{{{c1}}}{(1P)}}$ $\rightarrow$ ${{\mathit e}^{+}}{{\mathit e}^{-}}{{\mathit J / \psi}{(1S)}}$ ($3.46$ $\pm0.24$) $ \times 10^{-3}$ 389
Category: Radiative decays
The following data is related to the above value:
 ▸ expand all datablocks
$\Gamma({{\mathit \chi}_{{{c1}}}{(1P)}}$ $\rightarrow$ ${{\mathit e}^{+}}{{\mathit e}^{-}}{{\mathit J / \psi}{(1S)}})/\Gamma({{\mathit \chi}_{{{c1}}}{(1P)}}$ $\rightarrow$ ${{\mathit \gamma}}{{\mathit J / \psi}{(1S)}})$
$\Gamma_{107}/\Gamma_{102}$
$\Gamma({{\mathit \chi}_{{{c1}}}{(1P)}}$ $\rightarrow$ ${{\mathit \mu}^{+}}{{\mathit \mu}^{-}}{{\mathit J / \psi}{(1S)}})/\Gamma({{\mathit \chi}_{{{c1}}}{(1P)}}$ $\rightarrow$ ${{\mathit e}^{+}}{{\mathit e}^{-}}{{\mathit J / \psi}{(1S)}})$
$\Gamma_{108}/\Gamma_{107}$
$\Gamma({{\mathit \chi}_{{{c1}}}{(1P)}}$ $\rightarrow$ ${{\mathit e}^{+}}{{\mathit e}^{-}}{{\mathit J / \psi}{(1S)}})/\Gamma_{\text{total}}$
$\Gamma_{107}/\Gamma$