${{\mathit \eta}^{\,'}{(958)}}$ $\rightarrow$ ${{\mathit e}}{{\mathit \mu}}$  Decay Mode Summary INSPIRE   PDGID:
M002.27
Mode (*) Fraction ($\Gamma_i$ / $\Gamma$) Scale Factor/
Conf. Level
P(MeV/c)  
$\Gamma_{39}$ ${{\mathit \eta}^{\,'}{(958)}}$ $\rightarrow$ ${{\mathit e}}{{\mathit \mu}}$ $<4.7 \times 10^{-4}$ CL= 90% 473
Category: Charge conjugation ($\mathit C$), Parity ($\mathit P$), Lepton family number ($\mathit LF$) violating modes
Note: (LF) Lepton family number conservation means separate conservation of each of $\mathit L_{{{\mathit e}}}$, $\mathit L_{{{\mathit \mu}}}$, $\mathit L_{{{\mathit \tau}}}$.
The following data is related to the above value: