${{\mathit B}}$ $\rightarrow$ ${{\mathit X}_{{{c}}}}{{\mathit \ell}}{{\mathit \nu}}$ HADRONIC MASS MOMENTS

$\langle{}\mathit M{}^{2}_{{{\mathit X}}}\rangle{}$ (First Moments)

INSPIRE   JSON  (beta) PDGID:
S049MX4
VALUE (GeV${}^{2}$) DOCUMENT ID TECN  COMMENT
$\bf{ 4.156 \pm0.029}$ OUR AVERAGE
$4.144$ $\pm0.028$ $\pm0.022$ 1
SCHWANDA
2007
BELL ${{\mathit e}^{+}}$ ${{\mathit e}^{-}}$ $\rightarrow$ ${{\mathit \Upsilon}{(4S)}}$
$4.18$ $\pm0.04$ $\pm0.03$ 1
AUBERT,B
2004
BABR ${{\mathit e}^{+}}$ ${{\mathit e}^{-}}$ $\rightarrow$ ${{\mathit \Upsilon}{(4S)}}$
1  The leptons are required to have $\mathit E_{{{\mathit \ell}}}>1.5$ GeV/$\mathit c$.
References