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20222026
most citedTest of lepton universality in decays

126 citations · 924 across the 253 of their papers we have counts for

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hep-ex2026

First Observation of the Radiative Decay

BESIII Collaboration, M. Ablikim, M. N. Achasov +767

We report the first observation of the radiative charm decay with a significance of . The analysis uses 20.3\, of collision data collected…

hep-ex2026

Measurement of Born cross sections of + c.c. at = 3.5-4.9 GeV and partial wave analysis at = 3.773 GeV

BESIII Collaboration, M. Ablikim, M. N. Achasov +770

Using collision data collected by the BESIII detector at BEPCII corresponding to a total integrated luminosity of 44.6 , we present the first measurement of t…

hep-ex2026

Amplitude analysis of radiative decays into system

BESIII Collaboration, M. Ablikim, M. N. Achasov +767

A model-independent amplitude analysis of the system produced in radiative decays is presented. The analysis is based on the unique dataset of $(2712.4\pm14…

hep-ex2026

Observation of and in Doubly Cabibbo-Suppressed Decay

BESIII Collaboration, M. Ablikim, M. N. Achasov +758

By analyzing an collision data sample with an integrated luminosity of 20.3 fb collected with the BESIII detector at the center-of-mass energy of 3.773 GeV, we perf…

hep-ex2026

Observation of and Threshold Enhancements in the System

BESIII Collaboration, M. Ablikim, M. N. Achasov +716

Using million events collected with the BESIII detector, the system produced in radiative decays is studied. A model-independent part…

hep-ex2026

First Observation and Dynamical Study of the Decay

BESIII Collaboration, M. Ablikim, M. N. Achasov +766

Using 7.33 fb of annihilation data recorded with the BESIII detector at center-of-mass energies from 4.128 to 4.226 GeV, we report the first observation and dynamic…

hep-ex2026

Study of - asymmetry in the decays and

BESIII Collaboration, M. Ablikim, M. N. Achasov +760

Based on annihilation data corresponding to an integrated luminosity of 7.93~ collected at a center-of-mass energy of 3.773 GeV with the BESIII detector at the B…

hep-ex2026

Search for the baryonic decay

BESIII Collaboration, M. Ablikim, M. N. Achasov +768

The first search for the baryonic decay is performed using collision data taken at center-of-mass energies between 4.128 and 4.226 GeV, coll…

hep-ex2026

Evidence for and observation of

BESIII Collaboration, M. Ablikim, M. N. Achasov +771

Using events collected by the BESIII detector at the BEPCII collider, the process is investigated. Evidence…

hep-ex2026

First measurements of the branching fractions of and

BESIII Collaboration, M. Ablikim, M. N. Achasov +771

Based on and events collected with the BESIII detector at the BEPCII collider, the hadronic decays $J/ψ\to…

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

Observation of via

BESIII Collaboration, M. Ablikim, M. N. Achasov +766

The decay is observed for the first time with a significance of exceeding . It is found by analyzing events accumu…

hep-ex2026

Observation and branching fraction measurements of and

BESIII Collaboration, M. Ablikim, M. N. Achasov +765

Using events and events collected by the BESIII detector operating at the BEPCII collider, we report the fi…

hep-ex2026

Differential measurement of the branching fraction and asymmetry of the decay

LHCb collaboration, R. Aaij, M. Abdelfatah +1121

Differential measurements of the branching fraction and asymmetry of the decay are performed in intervals of the dimuon mass squared, , using pro…

hep-ex2026

Measurement of Born cross sections for at GeV

BESIII Collaboration, M. Ablikim, M. N. Achasov +758

We report a measurement of the Born cross section and the effective form factor for the reaction at 47 center-of-mass energies between 3.510 and 4.946 GeV. The…

hep-ex2026

Observation of and Measurement of Electromagnetic Form Factors of Proton at GeV

BESIII Collaboration, M. Ablikim, M. N. Achasov +758

We search for possible charmonium(-like) states decaying into the final state by studying the Born cross sections of the reaction, and we determine…

hep-ex2026

Observation of an Altered Line shape in

BESIII Collaboration, M. Ablikim, M. N. Achasov +693

Using of collision data collected with the BESIII detector at , we perform the first amplitude analysis of the decay $D^+\to…

hep-ex2026

Measurement of the ratio of branching fractions

LHCb collaboration, R. Aaij, M. Abdelfatah +1121

A measurement of the ratio of semileptonic branching fractions , defined as $\mathcal{R}(J/ψ) \equiv \mathcal{B}(B_c^+ \to J/ψτ^+ ν_τ)/\mathcal{B}(B_c^+ \to J/ψμ^+…

hep-ex2026

Observation of the in and

BESIII Collaboration, M. Ablikim, M. N. Achasov +769

Based on events collected with the BESIII detector, the and processes are stu…

hep-ex2026

Amplitude Analysis of the Isospin-Violating Decay

BESIII Collaboration, M. Ablikim, M. N. Achasov +759

Using events collected with the BESIII detector, we perform the first amplitude analysis of the process . The decay is dominated b…

hep-ex2026

Search for proton decay via and in 0.401 megaton-years exposure of Super-Kamiokande I-V

Kamiokande Collaboration, K. Abe, S. Abe +310

We searched for proton decay via and in 0.401 megaton-years of data collected in all pure water detector phases of Super-Kamiokande…

hep-ex2026

First Observation of \boldmath{ and } in \boldmath{ and } Decays

BESIII Collaboration, M. Ablikim, M. N. Achasov +756

We perform the first amplitude analysis of the singly Cabibbo-suppressed decays , using collision data collected with the BESIII detector…