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${{\mathit \Lambda}_{{c}}{(2880)}^{+}}$ WIDTH

INSPIRE   PDGID:

B151W

VALUE (MeV) CL% EVTS DOCUMENT ID TECN  COMMENT $\bf{ 5.6 {}^{+0.8}_{-0.6}}$ OUR AVERAGE $5.43$ ${}^{+0.77}_{-0.71}$ ${}^{+0.81}_{-0.29}$ 1 AAIJ 2017 S LHCB in ${{\mathit \Lambda}_{{b}}^{0}}$ $\rightarrow$ ${{\mathit D}^{0}}{{\mathit p}}{{\mathit \pi}^{-}}$ $5.8$ $\pm1.5$ $\pm1.1$ 2.8k AUBERT 2007 BABR in ${{\mathit p}}{{\mathit D}^{0}}$ $5.8$ $\pm0.7$ $\pm1.1$ 690 MIZUK 2007 BELL in ${{\mathit \Sigma}_{{c}}{(2455)}^{0}}{}^{,++}{{\mathit \pi}^{\pm}}$ • • We do not use the following data for averages, fits, limits, etc. • • $\text{<8}$ 90 ARTUSO 2001 CLEO in ${{\mathit \Lambda}_{{c}}^{+}}{{\mathit \pi}^{+}}{{\mathit \pi}^{-}}$ 1  AAIJ 2017S reports $5.43$ ${}^{+0.77}_{-0.71}$ $\pm0.29$ ${}^{+0.75}_{-0.00}$ MeV value where the third uncertainty comes from modeling the resonant shape of the ${{\mathit \Lambda}_{{c}}{(2880)}^{+}}$ and the background (non-resonant) amplitudes. We have combined in quadrature the systematic uncertainties.

References:

AAIJ 2017S JHEP 1705 030 Study of the ${{\mathit D}^{0}}{{\mathit p}}$ Amplitude in ${{\mathit \Lambda}_{{b}}^{0}}$ $\rightarrow$ ${{\mathit D}^{0}}{{\mathit p}}{{\mathit \pi}^{-}}$ Decays AUBERT 2007 PRL 98 012001 Observation of a Charmed Baryon Decaying to ${{\mathit D}^{0}}{{\mathit p}}$ at a Mass Near 2.94 GeV/$\mathit c{}^{2}$ MIZUK 2007 PRL 98 262001 Experimental Constraints on the Spin and Parity of the ${{\mathit \Lambda}_{{c}}{(2880)}^{+}}$ ARTUSO 2001 PRL 86 4479 Observation of New States Decaying into ${{\mathit \Lambda}_{{c}}^{+}}{{\mathit \pi}^{-}}{{\mathit \pi}^{+}}$