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

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 Older, outdated results have been omitted.

${\mathit g}_{\mathit WM}/{\mathit g}_{{{\mathit A}}}$ FOR ${{\mathit \Sigma}^{-}}$ $\rightarrow$ ${{\mathit \Lambda}}{{\mathit e}^{-}}{{\overline{\mathit \nu}}_{{{e}}}}$

INSPIRE   PDGID:
S020WM
The values quoted assume the CVC prediction ${\mathit g}_{{{\mathit V}}}$ = 0.
VALUE EVTS DOCUMENT ID TECN  COMMENT
$\bf{ 2.4 \pm1.7}$ OUR AVERAGE
$1.75$ $\pm3.5$ 114
THOMPSON
1980
ASPK BNL hyperon beam
$3.5$ $\pm4.5$ 55
TANENBAUM
1975B
SPEC BNL hyperon beam
$2.4$ $\pm2.1$ 186
FRANZINI
1972
HBC
References