${{\mathit \Sigma}^{+}}$ $\rightarrow$ ${{\mathit p}}{{\mathit \mu}^{+}}{{\mathit \mu}^{-}}$   Decay Mode Summary INSPIRE   PDGID:
S019.9
Mode (*) Fraction ($\Gamma_i$ / $\Gamma$) Scale Factor/
Conf. Level		 P(MeV/c)  
$\Gamma_{9}$ ${{\mathit \Sigma}^{+}}$ $\rightarrow$ ${{\mathit p}}{{\mathit \mu}^{+}}{{\mathit \mu}^{-}}$ ($2.4$ ${}^{+1.7}_{-1.3}$) $ \times 10^{-8}$ 121
Category: $\Delta \mathit S$ = $\Delta \mathit Q$ ($\mathit SQ$) violating modes or $\Delta \mathit S$ = 1 weak neutral current ($\mathit S1$) modes
Note: (S1) Allowed by higher-order electroweak interactions.
The following data is related to the above value:
$\Gamma($ ${{\mathit \Sigma}^{+}}$ $\rightarrow$ ${{\mathit p}}{{\mathit \mu}^{+}}{{\mathit \mu}^{-}}$ $)/\Gamma_{\text{total}}$
$\Gamma_{9}/\Gamma$