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hep-ex2024

Measurement of transverse polarization in collisions at GeV

BESIII Collaboration, M. Ablikim, M. N. Achasov +645

Using collision data collected with the BESIII detector at seven energy points ranging from 3.68 to 3.71 GeV and corresponding to an integrated luminosity of $652.1~{\rm p…

hep-ex2024

Measurement of the Branching Fraction for the Decay

BESIII Collaboration, M. Ablikim, M. N. Achasov +650

Using events collected by the BESIII detector operating at the BEPCII collider, we present the first observations of the decays $χ_{cJ}(J=0,1…

hep-ex2024

Study of and decays through

BESIII Collaboration, M. Ablikim, M. N. Achasov +655

We perform the first amplitude analysis of decays, based on data samples of electron-positron collisions recorded with the BESIII detector at center-of…

hep-ex2024

Search for via

BESIII Collaboration, M. Ablikim, M. N. Achasov +657

Using (3686) events collected with the BESIII detector operating at the BEPCII collider, we search for the hadronic transition $h_c \to π^+π^-J/…

hep-ex2024

Search for lepton number violating decays of

BESIII Collaboration, M. Ablikim, M. N. Achasov +655

Based on 7.33 fb of collision data collected by the BESIII detector operating at the BEPCII collider at center-of-mass energies from 4.128 to 4.226 GeV, a search fo…

hep-ex2024

Model-independent determination of the strong-phase difference between and decays

BESIII Collaboration, M. Ablikim, M. N. Achasov +652

Measurements of the strong-phase difference between and are performed in bins of phase space. The study exploits a sample of quantum-correlated…