${{\mathit B}^{+}}$ $\rightarrow$ ${{\mathit \phi}}{{\mathit K}^{+}}{{\mathit \mu}^{+}}{{\mathit \mu}^{-}}$   Decay Mode Summary INSPIRE   PDGID:
S041.633
Mode (*) Fraction ($\Gamma_i$ / $\Gamma$) Scale Factor/
Conf. Level		 P(MeV/c)  
$\Gamma_{595}$ ${{\mathit B}^{+}}$ $\rightarrow$ ${{\mathit \phi}}{{\mathit K}^{+}}{{\mathit \mu}^{+}}{{\mathit \mu}^{-}}$ ($7.9$ ${}^{+2.1}_{-1.7}$) $ \times 10^{-8}$ 2490
Category: Lepton Family number ($\mathit LF$) or Lepton number ($\mathit L$) or Baryon number ($\mathit B$) violating modes, or/and $\Delta \mathit B$ = 1 weak neutral current ($\mathit B1$) modes
Note: (B1) Allowed by higher-order electroweak interactions.
The following data is related to the above value:
$\Gamma($ ${{\mathit B}^{+}}$ $\rightarrow$ ${{\mathit \phi}}{{\mathit K}^{+}}{{\mathit \mu}^{+}}{{\mathit \mu}^{-}}$ $)/\Gamma($ ${{\mathit B}^{+}}$ $\rightarrow$ ${{\mathit J / \psi}{(1S)}}{{\mathit \phi}}{{\mathit K}^{+}}$ $)$
$\Gamma_{595}/\Gamma_{295}$