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${{\mathit \Xi}_{{{b}}}^{-}}$ MASS

${\mathit m}_{{{\mathit \Xi}_{{{b}}}^{-}}}–{\mathit m}_{{{\mathit \Xi}_{{{b}}}^{0}}}$

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S069DM

VALUE (MeV) DOCUMENT ID TECN  COMMENT $\bf{ 5.9 \pm0.6}$ OUR AVERAGE $5.92$ $\pm0.60$ $\pm0.23$ 1 AAIJ 2014 BJ LHCB ${{\mathit p}}{{\mathit p}}$ at 7, 8 TeV $3.1$ $\pm5.6$ $\pm1.3$ 2 AALTONEN 2011 X CDF ${{\mathit p}}{{\overline{\mathit p}}}$ at 1.96 TeV 1  Reconstructed in ${{\mathit \Xi}_{{{b}}}^{-}}$ $\rightarrow$ ${{\mathit \Xi}_{{{c}}}^{0}}{{\mathit \pi}^{-}}$, ${{\mathit \Xi}_{{{c}}}^{0}}$ $\rightarrow$ ${{\mathit p}}{{\mathit K}^{-}}{{\mathit K}^{-}}{{\mathit \pi}^{+}}$ decays. Uses m(${{\mathit \Xi}_{{{b}}}^{0}}$) $−$ m(${{\mathit \Lambda}_{{{b}}}^{0}}$) = $172.44$ $\pm0.39$ $\pm0.17$ MeV from AAIJ 2014Z. 2  Derived from measurements in ${{\mathit \Xi}_{{{b}}}^{0}}$ $\rightarrow$ ${{\mathit \Xi}_{{{c}}}^{+}}{{\mathit \pi}^{-}}$ and ${{\mathit \Xi}_{{{b}}}^{-}}$ $\rightarrow$ ${{\mathit J / \psi}}{{\mathit \Xi}^{-}}$ from AALTONEN 2009AP taking correlated systematic uncertainties into account.

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