Ablikim M.Achasov M.N.Adlarson P.Albrecht M.Aliberti R.Amoroso A.An M.R.An Q.Bai X.H.Bai Y.Bakina O.Baldini Ferroli R.Çetin, Serkant AliKolcu, Onur Buğra2023-01-072023-01-072022Ablikim, M., Achasov, M. N., Adlarson, P., Albrecht, M., Aliberti, R., Amoroso, A., ... & Jiang, X. S. (2022). Observation of the decay ψ (3686)→ $${\Sigma}^{-}{\overline {\Sigma}}^{+} $$ and measurement of its angular distribution. Journal of High Energy Physics, 2022(12), 1-17.1029-8479http://dx.doi.org/10.1007/JHEP12(2022)016https://hdl.handle.net/20.500.12713/3814Using (448.1 ± 2.9) × 106?(3686) events collected with the BESIII detector at the BEPCII collider, the decay ?(3686) ?? ?? ¯ + is observed for the first time with a branching fraction of (2.82 ± 0.04stat.± 0.08syst.) × 10?4, and the angular parameter ??? is measured to be 0.96 ± 0.09stat.± 0.03syst.. [Figure not available: see fulltext.] © 2022, The Author(s).eninfo:eu-repo/semantics/openAccessBranching Fractione+-e− ExperimentsParticle And Resonance ProductionSpectroscopyArticle202212WOS:0010241753000012-s2.0-85144840952Q110.1007/JHEP12(2022)016Q2