${{\mathit \Sigma}^{0}}$ DECAY PARAMETERS

${{\mathit \alpha}_{{{-}}}}$ for ${{\mathit \Sigma}^{0}}$ $\rightarrow$ ${{\mathit \Lambda}}{{\mathit \gamma}}$

INSPIRE   JSON  (beta) PDGID:
S021A00
VALUE ($ 10^{-3} $) EVTS DOCUMENT ID TECN  COMMENT
$-1.7$ $\pm2.1$ $\pm1.8$ 1.1M
ABLIKIM
2024CE
 BES3 ${{\mathit J / \psi}}$ $/$ ${{\mathit \psi}{(2S)}}$ $\rightarrow$ ${{\mathit \Sigma}}{{\overline{\mathit \Sigma}}}$ $\rightarrow$ ${{\mathit \Lambda}}{{\overline{\mathit \Lambda}}}{{\mathit \gamma}}{{\mathit \gamma}}$
References