4 papers
hep-ex2023
Measurement of Branching Fractions for and
BESIII Collaboration, M. Ablikim, M. N. Achasov +611
Based on 4.5 fb of collision data accumulated at center-of-mass energies between and with the BESIII detector, we me…
hep-ex2023
Determination of the -even fraction of
BESIII Collaboration, M. Ablikim, M. N. Achasov +608
Quantum-correlated pairs collected by the BESIII experiment at the resonance, corresponding to an integrated luminosity of 2.93 fb, are used to study th…
hep-ex2023
Observation of the decay
BESIII Collaboration, M. Ablikim, M. N. Achasov +595
Using an collision data sample of events collected by the BESIII detector, we report the first observation of $χ_{cJ} \to Ω^- \b…
hep-ex2023
Search for the semi-leptonic decays and
BESIII Collaboration, M. Ablikim, M. N. Achasov +595
We search for the semi-leptonic decays and in a sample of 4.5 of annihilation data coll…