${{\mathit \chi}_{{{b1}}}{(1P)}}$ $\rightarrow$ ${{\mathit J / \psi}}{{\mathit \psi}{(2S)}}$ INSPIRE search

$\Gamma($ ${{\mathit \chi}_{{{b1}}}{(1P)}}$ $\rightarrow$ ${{\mathit J / \psi}}{{\mathit \psi}{(2S)}})/\Gamma_{\text{total}}$
$\Gamma_{20}/\Gamma$
M077R17