4 papers
hep-ex2026
Search for a dark baryon in the decay
BESIII Collaboration, M. Ablikim, M. N. Achasov +689
A search for a dark baryon is performed for the first time in the two-body decay using events collected…
hep-ex2025
Partial Wave Analysis of and Cross Section Measurement of from 4.1271 to 4.3583 GeV
BESIII Collaboration, M. Ablikim, M. N. Achasov +645
Based on 12.0 of collision data samples collected by the BESIII detector at center-of-mass energies from 4.1271 to 4.3583 GeV, a partial wave analys…
hep-ex2025
A novel measurement of the strong-phase difference between and decays using -even and -odd quantum-correlated pairs
BESIII Collaboration, M. Ablikim, M. N. Achasov +698
A novel measurement technique of strong-phase differences between the decay amplitudes of and mesons is introduced which exploits quantum-correlated pa…
hep-ex2025
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…