${{\mathit \eta}}$ $\mathit C$-NONCONSERVING DECAY PARAMETERS

${{\mathit \pi}^{+}}{{\mathit \pi}^{-}}{{\mathit \pi}^{0}}$ QUADRANT ASYMMETRY PARAMETER

INSPIRE   PDGID:
S014AQ
VALUE ($ 10^{-2} $) EVTS DOCUMENT ID TECN
$\bf{ -0.09 \pm0.09}$ OUR AVERAGE
$-0.05$ $\pm0.10$ ${}^{+0.03}_{-0.05}$ 1.34M
AMBROSINO
2008D
 KLOE
$-0.30$ $\pm0.25$ 165k
JANE
1974
OSPK
$-0.07$ $\pm0.22$ 220k
LAYTER
1972
ASPK
Conservation Laws:
CHARGE CONJUGATION ($\mathit C$) INVARIANCE
References:
AMBROSINO 2008D
JHEP 0805 006 Determination of ${{\mathit \eta}}$ $\rightarrow$ ${{\mathit \pi}^{+}}{{\mathit \pi}^{-}}{{\mathit \pi}^{0}}$ Dalitz Plot Slopes and Asymmetries with the KLOE Detector
JANE 1974
PL 48B 260 A Measurement of the Charge Asymmetry in the Decay ${{\mathit \eta}}$ $\rightarrow$ ${{\mathit \pi}^{+}}{{\mathit \pi}^{-}}{{\mathit \pi}^{0}}$
LAYTER 1972
PRL 29 316 Measurement of the Charge Asymmetry in the Decay ${{\mathit \eta}}$ $\rightarrow$ ${{\mathit \pi}^{+}}{{\mathit \pi}^{-}}{{\mathit \pi}^{0}}$