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most citedSearch for the charmonium weak decay

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hep-ex2026

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…

hep-ex2026

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…

hep-ex2026

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…

hep-ex2026

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…

hep-ex2026

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…

hep-ex2026

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 …

hep-ex2026

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…

hep-ex2026

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…

hep-ex2026

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…

hep-ex2026

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…

hep-ex2026

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…

hep-ex2026

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…

hep-ex2026

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…

hep-ex2026

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…

hep-ex2026

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…

hep-ex2026

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…

hep-ex2026

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…

hep-ex2026

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…