2 papers
hep-ex2025
Evidence of doubly OZI-suppressed decay in the radiative decay
BESIII Collaboration, M. Ablikim, M. N. Achasov +678
Using a sample of events collected with the BESIII detector at the BEPCII collider, the first evidence for the doubly OZI-suppressed decay $η_{c}…
hep-ex2025
Observation of the decay
BESIII Collaboration, M. Ablikim, M. N. Achasov +689
Using a dataset of events collected by the BESIII detector operating at the BEPCII collider, we report the first observation of the decay $…