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${{\mathit \Xi}_{{c}}^{0}}$ DECAY PARAMETERS

See the note on ``Baryon Decay Parameters'' in the neutron Listings.

$\alpha $ FOR ${{\mathit \Xi}_{{c}}^{0}}$ $\rightarrow$ ${{\mathit \Xi}^{-}}{{\mathit \pi}^{+}}$

INSPIRE   PDGID:

S048A

VALUE EVTS DOCUMENT ID TECN  COMMENT $-0.64$ $\pm0.05$ $\pm0.01$ LI 2021 C BELL ${{\mathit e}^{+}}{{\mathit e}^{-}}$ at 10.52, 10.58 GeV • • We do not use the following data for averages, fits, limits, etc. • • $-0.56$ $\pm0.39$ ${}^{+0.10}_{-0.09}$ 138 CHAN 2001 CLE2 ${{\mathit e}^{+}}{{\mathit e}^{-}}$ $\approx{}{{\mathit \Upsilon}{(4S)}}$

References:

LI 2021C PRL 127 121803 Measurements of the branching fractions of the semileptonic decays $\Xi_{c}^{0} \to \Xi^{-} \ell^{+} \nu_{\ell}$ and the asymmetry parameter of $\Xi_{c}^{0} \to \Xi^{-} \pi^{+}$ CHAN 2001 PR D63 111102 Measurement of the Decay Asymmetry Parameters in ${{\mathit \Xi}_{{c}}^{0}}$ $\rightarrow$ ${{\mathit \Xi}^{-}}{{\mathit \pi}^{+}}$

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