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

${{\mathit \Sigma}_{{b}}^{-}}$ WIDTH

INSPIRE   PDGID:

S026W-

VALUE (MeV) DOCUMENT ID TECN  COMMENT $\bf{ 5.3 \pm0.5}$ OUR AVERAGE $5.33$ $\pm0.42$ $\pm0.37$ 1 AAIJ 2019 A LHCB ${{\mathit p}}{{\mathit p}}$ at 7, 8 TeV $4.9$ ${}^{+3.1}_{-2.1}$ $\pm1.1$ 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:

AAIJ 2019A PRL 122 012001 Observation of two resonances in the $\Lambda_b^0 \pi^\pm$ systems and precise measurement of $\Sigma_b^\pm$ and $\Sigma_b^{*\pm}$ properties AALTONEN 2012F PR D85 092011 Measurement of the Masses and Widths of the Bottom Baryons ${{\mathit \Sigma}_{{b}}^{\pm}}$ and ${{\mathit \Sigma}_{{b}}^{*\pm}}$

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