Achasov M.N.Adlarson P.Albrecht M.Amoroso A.An M.R.Çetin, Serkant AliKolcu, Onur Buğra2023-01-072023-01-072023Ablikim, M., Achasov, M. N., Adlarson, P., Albrecht, M., Aliberti, R., Amoroso, A., ... & Jiao, Z. (2023). Search for the weak decay. Chinese Physics C, 47(1), 013002.1674-1137http://dx.doi.org/10.1088/1674-1137/ac9895https://hdl.handle.net/20.500.12713/3810Using (448.1±2.9)×106 ?(3686) events collected with the BESIII detector, we perform the first search for the weak baryonic decay ?(3686) ? ?+c ?¯? + c.c.. The analysis procedure is optimized using a blinded method. No significant signal is observed, and the upper limit on the branching fraction (B) of ?(3686) ? ?+c ?¯? + c.c. is set as 1.4 × 10?5 at the 90% confidence level. © 2023 Institute of Physics Publishing. All rights reserved.eninfo:eu-repo/semantics/openAccessBESIII DetectorUpper LimitArticle471WOS:0009281864000012-s2.0-85145033574N/A10.1088/1674-1137/ac9895Q1