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${{\mathit \Lambda}_{{b}}^{0}}$ MASS

${\mathit m}_{{{\mathit \Lambda}_{{b}}^{0}}}–{\mathit m}_{{{\mathit B}^{+}}}$

INSPIRE   PDGID:

S040DM2

VALUE (MeV) DOCUMENT ID TECN  COMMENT $\bf{ 339.72 \pm0.28}$ OUR AVERAGE $339.72$ $\pm0.24$ $\pm0.18$ 1 AAIJ 2014 AA LHCB ${{\mathit p}}{{\mathit p}}$ at 7 TeV $339.71$ $\pm0.71$ $\pm0.09$ 2 AAIJ 2012 E LHCB ${{\mathit p}}{{\mathit p}}$ at 7 TeV 1  Uses exclusively reconstructed final states ${{\mathit \Lambda}_{{b}}^{0}}$ $\rightarrow$ ${{\mathit \Lambda}_{{c}}^{+}}{{\mathit D}_{{s}}^{-}}$ , ${{\mathit \Lambda}_{{c}}^{+}}{{\mathit D}^{-}}$ and ${{\overline{\mathit B}}^{0}}$ $\rightarrow$ ${{\mathit D}^{+}}{{\mathit D}_{{s}}^{-}}$ decays. 2  Uses exclusively reconstructed final states containing ${{\mathit J / \psi}}$ $\rightarrow$ ${{\mathit \mu}^{+}}{{\mathit \mu}^{-}}$ decays.

References:

AAIJ 2014AA PRL 112 202001 Study of Beauty Hadron Decays into Pairs of Charm Hadrons AAIJ 2012E PL B708 241 Measurement of ${\mathit {\mathit b}}$-Hadron Masses

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