pdgLive Home   >   BOTTOM BARYONS ($\mathit B$ = $-1$)   >   ${{\mathit \Sigma}_{{{b}}}}$   >   ${\mathit m}_{{{\mathit \Sigma}_{{{b}}}^{+}}}–{\mathit m}_{{{\mathit \Sigma}_{{{b}}}^{-}}}$

${{\mathit \Sigma}_{{{b}}}}$ MASS

${\mathit m}_{{{\mathit \Sigma}_{{{b}}}^{+}}}–{\mathit m}_{{{\mathit \Sigma}_{{{b}}}^{-}}}$

INSPIRE   PDGID:

S026DMI

VALUE (MeV) DOCUMENT ID TECN  COMMENT $\bf{ -5.06 \pm0.18}$ OUR AVERAGE $-5.09$ $\pm0.18$ $\pm0.01$ 1 AAIJ 2019 A LHCB ${{\mathit p}}{{\mathit p}}$ at 7, 8 TeV $-4.2$ ${}^{+1.1}_{-1.0}$ $\pm0.1$ 2 AALTONEN 2012 F CDF ${{\mathit p}}{{\overline{\mathit p}}}$ at 1.96 TeV 1  Measured using fully reconstructed ${{\mathit \Lambda}_{{{b}}}^{0}}$ $\rightarrow$ ${{\mathit \Lambda}_{{{c}}}^{+}}{{\mathit \pi}^{-}}$ and ${{\mathit \Lambda}_{{{c}}}^{+}}$ $\rightarrow$ ${{\mathit p}}{{\mathit K}^{-}}{{\mathit \pi}^{+}}$ decays. 2  Measured using fully reconstructed ${{\mathit \Lambda}_{{{b}}}^{0}}$ $\rightarrow$ ${{\mathit \Lambda}_{{{c}}}^{+}}{{\mathit \pi}^{-}}$ and ${{\mathit \Lambda}_{{{c}}}^{+}}$ $\rightarrow$ ${{\mathit K}^{-}}{{\mathit \pi}^{+}}$ decays.

References

Except where otherwise noted, content of the 2024 Review of Particle Physics is licensed under a Creative Commons Attribution 4.0 International (CC BY 4.0) license. The publication of the Review of Particle Physics is supported by US DOE, MEXT (Japan), INFN (Italy) and CERN. Individual collaborators receive support for their PDG activities from their respective institutes or funding agencies. © 2024. See LBNL disclaimers.