${{\mathit B}}$ $\rightarrow$ ${{\mathit X}_{{{u}}}}{{\mathit \ell}^{+}}{{\mathit \nu}_{{{{{\mathit \ell}}}}}}$  Decay Mode Summary INSPIRE   PDGID:
S049.259
Mode (*) Fraction ($\Gamma_i$ / $\Gamma$) Scale Factor/
Conf. Level		 P(MeV/c)  
$\Gamma_{25}$ ${{\mathit B}}$ $\rightarrow$ ${{\mathit X}_{{{u}}}}{{\mathit \ell}^{+}}{{\mathit \nu}_{{{{{\mathit \ell}}}}}}$ ($1.88$ $\pm0.27$) $ \times 10^{-3}$
Category: Semileptonic and leptonic modes
The following data is related to the above value:
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$\Gamma($ ${{\mathit B}}$ $\rightarrow$ ${{\mathit X}_{{{u}}}}{{\mathit \ell}^{+}}{{\mathit \nu}_{{{{{\mathit \ell}}}}}})/\Gamma($ ${{\mathit B}}$ $\rightarrow$ ${{\mathit \ell}^{+}}{{\mathit \nu}_{{{{{\mathit \ell}}}}}}$ anything$)$
$\Gamma_{25}/\Gamma_{3}$
$\Gamma($ ${{\mathit B}}$ $\rightarrow$ ${{\mathit X}_{{{u}}}}{{\mathit \ell}^{+}}{{\mathit \nu}_{{{{{\mathit \ell}}}}}})/\Gamma_{\text{total}}$
$\Gamma_{25}/\Gamma$