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Measurement of Branching Fraction and Transition Magnetic Moment of the Hyperon Dalitz Decay
BESIII Collaboration, M. Ablikim, M. N. Achasov +685
Based on a data sample of 10 billion events collected with the BESIII detector operating at the BEPCII collider, the Dalitz decay is studied experim…
Measurement of Born Cross Section for at GeV
BESIII Collaboration, M. Ablikim, M. N. Achasov +759
Using collision data collected with the BESIII detector at the BEPCII collider corresponding to a total integrated luminosity of 44~fb, we present the first measure…
First Measurement of the Relative Phase between Proton Psionic Form Factors
BESIII Collaboration, M. Ablikim, M. N. Achasov +754
The relative phase between the time-like form factors of the proton is a crucial observable for a complete understanding of its internal structure, yet it has remained unmeasured d…
Search for an isoscalar partner of the in
BESIII Collaboration, M. Ablikim, M. N. Achasov +684
Using a data sample corresponding to an integrated luminosity of 20.3 fb collected at center-of-mass energies from 4.18 to 4.95 GeV with the BESIII detector, we observe the…
Measurement of the branching fraction of
BESIII Collaboration, M. Ablikim, M. N. Achasov +684
The branching fraction of the electromagnetic Dalitz decay is measured with an collision data sample collected by the BESIII experi…
Measurement of the double Dalitz decay
BESIII Collaboration, M. Ablikim, M. N. Achasov +689
Using a data sample of events collected with the BESIII detector, we study the rare double Dalitz decay of …
Search for a massless particle beyond the Standard Model in the decay
BESIII Collaboration, M. Ablikim, M. N. Achasov +765
A search for a massless beyond-standard-model particle is performed in the decay using events collected with…
Observation of and search for
BESIII Collaboration, M. Ablikim, M. N. Achasov +719
By analysing 6.1 of data collected at center-of-mass energies between and 4.843 with the BESIII detector at the BEPCII collider, we obser…
Cross Section Measurements of via Antineutrons Produced by Decays
BESIII Collaboration, M. Ablikim, M. N. Achasov +759
Based on a novel method for producing antineutrons via decays, we report a study of inelastic scattering into final states containing kaons. The analysis uses $(10…
Amplitude Analysis of Singly Cabibbo-Suppressed Decay
BESIII Collaboration, M. Ablikim, M. N. Achasov +683
Using a sample of annihilation data corresponding to an integrated luminosity of 4.4 collected with the BESIII detector at the BEPCII collider and produ…
Improved measurements of the coherence factors and strong-phase differences in and with quantum-correlated decays
BESIII Collaboration, M. Ablikim, M. N. Achasov +680
Improved measurements of the coherence factors and strong-phase differences in and decays are reported, using quantum-correlated pai…
Observation of and
BESIII Collaboration, M. Ablikim, M. N. Achasov +750
Using events collected with the BESIII detector at a center-of-mass energy of GeV, the antihyperon-nucleon annihilation processe…
Amplitude analysis and branching fraction measurement of
BESIII Collaboration, M. Ablikim, M. N. Achasov +703
Based on a sample of events collected with the BESIII detector, a partial-wave analysis of is performed for th…
Precise measurements of and decays
BESIII Collaboration, M. Ablikim, M. N. Achasov +758
Using collision data corresponding to an integrated luminosity of 20.3 fb, collected at the center-of-mass energy of 3.773 GeV with the BESIII detector, we present…
First Experimental Constraint on the Scalar Current in the Transition
BESIII Collaboration, M. Ablikim, M. N. Achasov +758
Using 20.3 fb of collision data taken at the center-of-mass energy of GeV, we report the first experimental constraint on the scalar current in the…
Observation of Polarization and Determination of Its Electric and Magnetic Moments in
BESIII Collaboration, M. Ablikim, M. N. Achasov +703
Using the data sample of events collected with the BESIII detector at the BEPCII collider, we present an observation of the polarization in th…
Search for sub-GeV dark particles in decay
BESIII Collaboration, M. Ablikim, M. N. Achasov +685
Using (1008744)10 events collected with the BESIII detector at the BEPCII collider at the center-of-mass energy of , we report the…
First Observation of and Determination of the Branching Fraction of
BESIII Collaboration, M. Ablikim, M. N. Achasov +685
Using 20.3~fb of annihilation data collected at a center-of-mass energy of 3.773~GeV with the BESIII detector, we report the first observation of the semileptonic d…