${{\mathit \chi}_{{c0}}{(1P)}}$ $\rightarrow$ ${{\mathit \gamma}}{{\mathit J / \psi}{(1S)}}$   Decay Mode Summary INSPIRE   PDGID:
M056.6
Mode (*) Fraction ($\Gamma_i$ / $\Gamma$) Scale Factor/
Conf. Level		 P(MeV/c)  
$\Gamma_{93}$ ${{\mathit \chi}_{{c0}}{(1P)}}$ $\rightarrow$ ${{\mathit \gamma}}{{\mathit J / \psi}{(1S)}}$ $0.0140$ $\pm0.0005$ 303
Category: Radiative decays
The following data is related to the above value:
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$\Gamma($ ${{\mathit \chi}_{{c0}}{(1P)}}$ $\rightarrow$ ${{\mathit \gamma}}{{\mathit J / \psi}{(1S)}}$ $)/\Gamma_{\text{total}}$
$\Gamma_{93}/\Gamma$
$\Gamma($ ${{\mathit \chi}_{{c0}}{(1P)}}$ $\rightarrow$ ${{\mathit e}^{+}}{{\mathit e}^{-}}{{\mathit J / \psi}{(1S)}}$ $)/\Gamma($ ${{\mathit \chi}_{{c0}}{(1P)}}$ $\rightarrow$ ${{\mathit \gamma}}{{\mathit J / \psi}{(1S)}}$ $)$
$\Gamma_{98}/\Gamma_{93}$
$\Gamma($ ${{\mathit \chi}_{{c0}}{(1P)}}$ $\rightarrow$ ${{\mathit \gamma}}{{\mathit \gamma}}$ $)/\Gamma($ ${{\mathit \chi}_{{c0}}{(1P)}}$ $\rightarrow$ ${{\mathit \gamma}}{{\mathit J / \psi}{(1S)}}$ $)$
$\Gamma_{97}/\Gamma_{93}$
$\Gamma($ ${{\mathit \chi}_{{c0}}{(1P)}}$ $\rightarrow$ ${{\mathit p}}{{\overline{\mathit p}}}$ $)/\Gamma_{\text{total}}{\times }$ $\Gamma($ ${{\mathit \chi}_{{c0}}{(1P)}}$ $\rightarrow$ ${{\mathit \gamma}}{{\mathit J / \psi}{(1S)}}$ $)/\Gamma_{\text{total}}$
$\Gamma_{58}/\Gamma{\times }\Gamma_{93}/\Gamma$
$\Gamma($ ${{\mathit \chi}_{{c0}}{(1P)}}$ $\rightarrow$ ${{\mathit \gamma}}{{\mathit J / \psi}{(1S)}}$ $)/\Gamma_{\text{total}}{\times }$ $\Gamma($ ${{\mathit \psi}{(2S)}}$ $\rightarrow$ ${{\mathit \gamma}}{{\mathit \chi}_{{c0}}{(1P)}}$ $)/\Gamma_{\text{total}}$
$\Gamma_{93}/\Gamma{\times }\Gamma^{{{\mathit \psi}{(2S)}}}_{166}/\Gamma^{{{\mathit \psi}{(2S)}}}$
$\Gamma($ ${{\mathit \chi}_{{c0}}{(1P)}}$ $\rightarrow$ ${{\mathit \gamma}}{{\mathit J / \psi}{(1S)}}$ $)/\Gamma_{\text{total}}{\times }\Gamma($ ${{\mathit \psi}{(2S)}}$ $\rightarrow$ ${{\mathit \gamma}}{{\mathit \chi}_{{c0}}{(1P)}}$ $)/\Gamma($ ${{\mathit \psi}{(2S)}}$ $\rightarrow$ ${{\mathit J / \psi}{(1S)}}$ anything$)$
$\Gamma_{93}/\Gamma{\times }\Gamma^{{{\mathit \psi}{(2S)}}}_{166}/\Gamma^{{{\mathit \psi}{(2S)}}}_{10}$
$\Gamma($ ${{\mathit \chi}_{{c0}}{(1P)}}$ $\rightarrow$ ${{\mathit \gamma}}{{\mathit J / \psi}{(1S)}}$ $)/\Gamma_{\text{total}}{\times }\Gamma($ ${{\mathit \psi}{(2S)}}$ $\rightarrow$ ${{\mathit \gamma}}{{\mathit \chi}_{{c0}}{(1P)}}$ $)/\Gamma($ ${{\mathit \psi}{(2S)}}$ $\rightarrow$ ${{\mathit J / \psi}{(1S)}}{{\mathit \pi}^{+}}{{\mathit \pi}^{-}}$ $)$
$\Gamma_{93}/\Gamma{\times }\Gamma^{{{\mathit \psi}{(2S)}}}_{166}/\Gamma^{{{\mathit \psi}{(2S)}}}_{12}$
$\Gamma($ ${{\mathit \chi}_{{c0}}{(1P)}}$ $\rightarrow$ ${{\mathit p}}{{\overline{\mathit p}}}$ $)$ ${\times }$ $\Gamma($ ${{\mathit \chi}_{{c0}}{(1P)}}$ $\rightarrow$ ${{\mathit \gamma}}{{\mathit J / \psi}{(1S)}}$ $)/\Gamma_{\text{total}}$
$\Gamma_{58}\Gamma_{93}/\Gamma$