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

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

$\alpha$ FOR ${\bar{\mathit{\Xi }}}^0$ $\to$ $\bar{\mathit{\Lambda }}{\pi }^0$

INSPIRE   PDGID:

S023A03

VALUE EVTS DOCUMENT ID TECN  COMMENT $0.3790$ $\pm 0.0034$ $\pm 0.0021$ 327k ABLIKIM 2023 AU BES3 $\mathit{J}/\psi$ $\to$ ${\mathit{\Xi }}^0{\bar{\mathit{\Xi }}}^0$ • • We do not use the following data for averages, fits, limits, etc. • • $0.363$ $\pm 0.042$ $\pm 0.013$ 1.9k ABLIKIM 2023 AD BES3 $\psi (2S)$ $\to$ ${\mathit{\Xi }}^0{\bar{\mathit{\Xi }}}^0$

References

ABLIKIM 2023AD PR D108 L011101 First simultaneous measurement of ${\mathrm{\Xi }}^0$ and ${\overline{\mathrm{\Xi }}}^0$ asymmetry parameters in $\psi (3686)$ decay ABLIKIM 2023AU PR D108 L031106 Tests of $CP$ symmetry in the entangled ${\mathrm{\Xi }}^0-{\overline{\mathrm{\Xi }}}^0$ Pairs

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