3 papers
hep-ex2026
First Observation of \boldmath{ and } in \boldmath{ and } Decays
BESIII Collaboration, M. Ablikim, M. N. Achasov +756
We perform the first amplitude analysis of the singly Cabibbo-suppressed decays , using collision data collected with the BESIII detec…
hep-ex2026
Measurement of the branching fractions of via
BESIII Collaboration, M. Ablikim, M. N. Achasov +762
Using events collected with the BESIII detector operating at BEPCII, the branching fractions of () a…
hep-ex2026
First energy scan measurement of around the resonance
BESIII Collaboration, M. Ablikim, M. N. Achasov +684
We report the precise energy scan measurement of the cross section lineshape of . The analysis is based on collision data corresponding to an int…