STCF conceptual design report (Volume 1): Physics & detector

M Achasov, XC Ai, LP An, R Aliberti, Q An, XZ Bai… - Frontiers of …, 2024 - Springer
The super τ-charm facility (STCF) is an electron–positron collider proposed by the Chinese
particle physics community. It is designed to operate in a center-of-mass energy range from …

Measurement of the branching fraction of leptonic decay via

M Ablikim, MN Achasov, P Adlarson, S Ahmed… - Physical review D, 2021 - APS
By analyzing 6.32 fb-1 of e+ e-annihilation data collected at the center-of-mass energies
between 4.178 and 4.226 GeV with the BESIII detector, we determine the branching fraction …

Direct CP violation in beauty and charm hadron decays

I Bediaga, C Göbel - Progress in Particle and Nuclear Physics, 2020 - Elsevier
Since the discovery of CP violation more than 5 decades ago, this phenomenon is still
attracting a lot of interest. Among the many fascinating aspects of this subject, this review is …

Revisiting violation in and decays

HY Cheng, CW Chiang - Physical Review D, 2019 - APS
Direct CP violation in the hadronic charm decays provides a good testing ground for the
Kobayashi-Maskawa mechanism in the Standard Model. Any significant deviations from the …

Observation of Three Charmoniumlike States with in

M Ablikim, MN Achasov, P Adlarson, R Aliberti… - Physical Review Letters, 2023 - APS
The Born cross sections of the process e+ e-→ D* 0 D*-π+ at center-of-mass energies from
4.189 to 4.951 GeV are measured for the first time. The data samples used correspond to an …

New insights into the nucleon's electromagnetic structure

YH Lin, HW Hammer, UG Meißner - Physical Review Letters, 2022 - APS
We present a combined analysis of the electromagnetic form factors of the nucleon in the
space-and timelike regions using dispersion theory. Our framework provides a consistent …

Measurement of the cross section from threshold to 3.00 GeV using events with initial-state radiation

M Ablikim, MN Achasov, P Adlarson, R Aliberti… - Physical Review D, 2023 - APS
Using initial-state radiation events from a total integrated luminosity of 11.957 fb-1 of e+ e-
collision data collected at center-of-mass energies between 3.773 and 4.258 GeV with the …

Observation of a Vector Charmoniumlike State at and Search for in

M Ablikim, MN Achasov, P Adlarson, O Afedulidis… - Physical Review Letters, 2023 - APS
Using data samples with an integrated luminosity of 5.85 fb-1 collected at center-of-mass
energies from 4.61 to 4.95 GeV with the BESIII detector operating at the BEPCII storage ring …

Study of and Observation of

M Ablikim, MN Achasov, P Adlarson, S Ahmed… - Physical review …, 2019 - APS
We study the e+ e-→ γ ω J/ψ process using 11.6 fb-1 e+ e-annihilation data taken at center-
of-mass energies from s= 4.008 GeV to 4.600 GeV with the BESIII detector at the BEPCII …

Measurement of Proton Electromagnetic Form Factors in in the Energy Region 2.00–3.08 GeV

M Ablikim, MN Achasov, P Adlarson, S Ahmed… - Physical review …, 2020 - APS
The process of e+ e-→ pp¯ is studied at 22 center-of-mass energy points (s) from 2.00 to
3.08 GeV, exploiting 688.5 pb-1 of data collected with the BESIII detector operating at the …