${{\mathit Z}}$ $\rightarrow$ ${{\mathit \gamma}}{{\mathit \gamma}}{{\mathit \gamma}}$  Decay Mode Summary INSPIRE   PDGID:
S044.14
Mode Fraction ($\Gamma_i$ / $\Gamma$) Scale Factor/
Conf. Level
P(MeV/c)  
$\Gamma_{23}$ ${{\mathit Z}}$ $\rightarrow$ ${{\mathit \gamma}}{{\mathit \gamma}}{{\mathit \gamma}}$ $<2.2 \times 10^{-6}$ CL= 95% 45594
The following data is related to the above value: