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

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

$\alpha $ FOR ${{\mathit \Xi}_{{c}}^{0}}$ $\rightarrow$ ${{\mathit \Lambda}}{{\overline{\mathit K}}^{*}{(892)}^{0}}$

INSPIRE   PDGID:
S048A02
VALUE EVTS DOCUMENT ID TECN  COMMENT
$0.15$ $\pm0.22$ $\pm0.04$ 4k 1
JIA
2021
BELL ${{\mathit e}^{+}}{{\mathit e}^{-}}$ at ${{\mathit \Upsilon}{(nS)}}$
1  JIA 2021 measures $\alpha $( ${{\mathit \Xi}_{{c}}^{0}}$ $\rightarrow$ ${{\mathit \Lambda}}{{\overline{\mathit K}}^{*}{(892)}^{0}}$ ) $\alpha $( ${{\mathit \Lambda}}$ $\rightarrow$ ${{\mathit p}}{{\mathit \pi}^{-}}$ ) = $0.115$ $\pm0.164$ $\pm0.031$, and uses $\alpha $( ${{\mathit \Lambda}}$ $\rightarrow$ ${{\mathit p}}{{\mathit \pi}^{-}}$ ) = $0.747$ $\pm0.010$.
References:
JIA 2021
JHEP 2106 160 Measurements of branching fractions and asymmetry parameters of $\Xi^0_c\to \Lambda\bar K^{*0}$, $\Xi^0_c\to \Sigma^0\bar K^{*0}$, and $\Xi^0_c\to \Sigma^+K^{*-}$ decays at Belle