4 papers
hep-ex2024
Study of the decays
BESIII Collaboration, M. Ablikim, M. N. Achasov +644
Using events collected with the BESIII detector, we present the first observation of the decays , where , with…
hep-ex2022
Determination of U-spin breaking parameters with an amplitude analysis of the decay
BESIII Collaboration, M. Ablikim, M. N. Achasov +605
We present a study of the resonant structure of the decay , using quantum-correlated data produced at GeV. The data sampl…
hep-ex2022
Search for the weak radiative decay at BESIII
BESIII Collaboration, M. Ablikim, M. N. Achasov +567
The Cabibbo-allowed weak radiative decay has been searched for in a sample of pairs produced in annihilations, corresponding to an i…
hep-ex2022
Cross section measurements of the processes and at center-of-mass energies between 3.773 and 4.701 GeV
BESIII Collaboration, M. Ablikim, M. N. Achasov +546
The Born cross sections of the processes and are measured at center-of-mass energies between 3.773 and 4.701 GeV using a total i…