2 papers
hep-ex2024
Study of the decay Ï(3686) \to Σ^{0}\barΣ^{0}Ï
BESIII Collaboration, M. Ablikim, M. N. Achasov +649
Using events collected with the BESIII detector operating at the BEPCII collider, the decay is observed fo…
hep-ex2024
Search for the massless dark photon with $D^0\toÏγ'$ and $D^0\toγγ'$
BESIII Collaboration, M. Ablikim, M. N. Achasov +653
Using of collision data collected at GeV with the BESIII detector at the BEPCII collider, we search for the massless dark photon with t…