${{\mathit \pi}^{+}}$ $\rightarrow$ ${{\mathit \mu}^{+}}{{\mathit \nu}_{{\mu}}}{{\mathit \gamma}}$   Decay Mode Summary INSPIRE   PDGID:
S008.3
Mode Fraction ($\Gamma_i$ / $\Gamma$) Scale Factor/
Conf. Level		 P(MeV/c)  
$\Gamma_{2}$ ${{\mathit \pi}^{+}}$ $\rightarrow$ ${{\mathit \mu}^{+}}{{\mathit \nu}_{{\mu}}}{{\mathit \gamma}}$ ($2.00$ $\pm0.25$) $ \times 10^{-4}$ 30
Note: See the Particle Listings below for the energy limits used in this measurement; low-energy ${{\mathit \gamma}}$'s are not included.
The following data is related to the above value:
 ▸ expand all datablocks
$\Gamma($ ${{\mathit \pi}^{+}}$ $\rightarrow$ ${{\mathit \mu}^{+}}{{\mathit \nu}_{{\mu}}}{{\mathit \gamma}}$ $)/\Gamma_{\text{total}}$
$\Gamma_{2}/\Gamma$
$\lbrack{}\Gamma($ ${{\mathit \pi}^{+}}$ $\rightarrow$ ${{\mathit e}^{+}}{{\mathit \nu}_{{e}}}$ $)$+ $\Gamma($ ${{\mathit \pi}^{+}}$ $\rightarrow$ ${{\mathit e}^{+}}{{\mathit \nu}_{{e}}}{{\mathit \gamma}}$ $)\rbrack{}/[\Gamma($ ${{\mathit \pi}^{+}}$ $\rightarrow$ ${{\mathit \mu}^{+}}{{\mathit \nu}_{{\mu}}}$ $)$+ $\Gamma($ ${{\mathit \pi}^{+}}$ $\rightarrow$ ${{\mathit \mu}^{+}}{{\mathit \nu}_{{\mu}}}{{\mathit \gamma}}$ $)\rbrack{}$
($\Gamma_{3}$+ $\Gamma_{4})/(\Gamma_{1}$+ $\Gamma_{2}$)