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

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

$\boldsymbol f_{2}(0)/\boldsymbol f_{1}$(0) FOR ${{\boldsymbol \Xi}^{0}}$ $\rightarrow$ ${{\boldsymbol \Sigma}^{+}}{{\boldsymbol e}^{-}}{{\overline{\boldsymbol \nu}}_{{e}}}$ INSPIRE search

VALUE EVTS DOCUMENT ID TECN  COMMENT
$\bf{ 2.0 \pm0.9}$ OUR AVERAGE
$2.0$ $\pm1.3$
BATLEY
2013
NA48 ${{\mathit p}}{}^{}\mathrm {Be}$, 400 GeV
$2.0$ $\pm1.2$ $\pm0.5$ 487
ALAVI-HARATI
2001I
KTEV ${{\mathit p}}$ nucleus, 800 GeV
  References:
BATLEY 2013
PL B720 105 Measurement of the Branching Ratio of the Decay ${{\mathit \Xi}^{0}}$ $\rightarrow$ ${{\mathit \Sigma}^{+}}{{\mathit \mu}^{-}}{{\overline{\mathit \nu}}_{{\mu}}}$
ALAVI-HARATI 2001I
PRL 87 132001 First Measurement of Form Factors of the Decay ${{\mathit \Xi}^{0}}$ $\rightarrow$ ${{\mathit \Sigma}^{+}}{{\mathit e}^{-}}{{\overline{\mathit \nu}}_{{e}}}$