|
▸ Expand all sections
▾ Collapse all sections
|
|
${{\mathit \Sigma}^{+}}$ MASS
|
$1189.37 \pm0.07$ MeV (S = 2.2)
|
|
|
${{\mathit \Sigma}^{+}}$ MEAN LIFE
|
$(8.018 \pm0.026) \times 10^{-11}$ s
|
|
|
(${\mathit \tau}_{{{\mathit \Sigma}^{+}}}–{\mathit \tau}_{{{\overline{\mathit \Sigma}}^{-}}}$) $/$ ${\mathit \tau}_{{{\mathit \Sigma}^{+}}}$
|
$-0.0006 \pm0.0012$
|
|
|
${{\mathit \Sigma}^{+}}$ MAGNETIC MOMENT
|
$2.458 \pm0.010$ $\mu _{\mathit N}$ (S = 2.1)
|
|
|
(${\mathit \mu}_{{{\mathit \Sigma}^{+}}}$ $+$ ${\mathit \mu}_{{{\overline{\mathit \Sigma}}^{-}}}$) $/$ ${\mathit \mu}_{{{\mathit \Sigma}^{+}}}$
|
$0.014 \pm0.015$
|
|
|
$\alpha _{0}$ FOR ${{\mathit \Sigma}^{+}}$ $\rightarrow$ ${{\mathit p}}{{\mathit \pi}^{0}}$
|
$-0.980 {}^{+0.017}_{-0.015}$
|
|
|
$\phi _{0}$ ANGLE FOR ${{\mathit \Sigma}^{+}}$ $\rightarrow$ ${{\mathit p}}{{\mathit \pi}^{0}}$ ($\phi _{0}$ = $\beta /\gamma $)
|
$36 \pm34$ $^\circ{}$
|
|
|
$\alpha _{+}$ $/$ $\alpha _{0}$
|
$-0.069 \pm0.013$
|
|
|
$\alpha _{+}$ FOR ${{\mathit \Sigma}^{+}}$ $\rightarrow$ ${{\mathit n}}{{\mathit \pi}^{+}}$
|
$0.068 \pm0.013$
|
|
|
$\phi _{+}$ ANGLE FOR ${{\mathit \Sigma}^{+}}$ $\rightarrow$ ${{\mathit n}}{{\mathit \pi}^{+}}$ ($\phi _{+}$ = $\beta /\gamma $)
|
$167 \pm20$ $^\circ{}$ (S = 1.1)
|
|
|
$\alpha _{\gamma }$ FOR ${{\mathit \Sigma}^{+}}$ $\rightarrow$ ${{\mathit p}}{{\mathit \gamma}}$
|
$-0.76 \pm0.08$
|
|
|
|
|
|
