${{\mathit \Sigma}^{-}}$ DECAY PARAMETERS

See the ``Note on Baryon Decay Parameters'' in the neutron Listings. Older, outdated results have been omitted.

$\mathit f_{2}(0)/\mathit f_{1}$(0) FOR ${{\mathit \Sigma}^{-}}$ $\rightarrow$ ${{\mathit n}}{{\mathit e}^{-}}{{\overline{\mathit \nu}}_{{{e}}}}$

INSPIRE   PDGID:
S020F2
The signs have been changed to be in accord with our conventions, given in the ``Note on Baryon Decay Parameters'' in the neutron Listings.
VALUE EVTS DOCUMENT ID TECN  COMMENT
$\bf{ 0.97 \pm0.14}$ OUR AVERAGE
$+0.96$ $\pm0.07$ $\pm0.13$ 50k
HSUEH
1988
SPEC ${{\mathit \Sigma}^{-}}$ 250 GeV
$+1.02$ $\pm0.34$ 4456
BOURQUIN
1983C
SPEC SPS hyperon beam
References