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A selection of results from electron-positron collisions at BESIII are reviewed. The results presented here illustrate the wide range of physics topics that can be studied using the Beijing Electron Positron Collider~(BEPC). At low…

High Energy Physics - Experiment · Physics 2019-08-13 R. E. Mitchell

The BESIII experiment at the Beijing Electron Positron Collider (BEPCII) has accumulated the world's largest samples of direct $e^+e^-$ collisions in the $\tau$-charm region. From the collected samples, which include $e^+e^-$ annihilations…

High Energy Physics - Experiment · Physics 2015-09-29 Peilian Liu

BESIII is a new state-of-the-art 4pi detector at the recently upgraded BEPCII two-ring e+e- collider at the Institute of High Energy Physics in Beijing. It has been in operation for three years, during which time it has collected the…

Nuclear Experiment · Physics 2019-08-13 Stephen Lars Olsen

BESIII is a new state-of-the-art 4$\pi$ detector at the upgraded BEPCII two-ring $\ee$ collider at the Institute of High Energy Physics in Beijing, China. It has been in operation since 2008, and has collected the world's largest data…

High Energy Physics - Experiment · Physics 2019-08-13 Guangshun Huang

The Beijing Electron Spectrometer III (BESIII) is a multipurpose detector that collects data provided by the collision in the Beijing Electron Positron Collider II (BEPCII), hosted at the Institute of High Energy Physics of Beijing. Since…

The cornerstone of the Chinese experimental particle physics program consists of a series of experiments performed in the tau-charm energy region. China began building e+e- colliders at the Institute for High Energy Physics in Beijing more…

High Energy Physics - Experiment · Physics 2016-11-23 Roy A. Briere , Frederick A. Harris , Ryan E. Mitchell

The Beijing Spectrometer (BESIII) collaboration uses $e^+e^-$ collisions in the tau-charm energy region to study a broad spectrum of topics. These include studies of light mesons and light baryons, studies of charmonium, including exotic…

BESIII is a high precision, general purpose detector for the high luminosity $e^+e^-$ collider, BEPCII, running at the tau-charm energy region. Its design and current status of construction is presented.

High Energy Physics - Experiment · Physics 2009-11-13 Yi-Fang Wang

Despite the successes of the standard model, the non-perturbative dynamics of the strong interaction are not fully understood yet. Charmonium spectroscopy serves as an ideal tool to shed light on the dynamics of the strong interaction such…

High Energy Physics - Experiment · Physics 2019-08-14 Johan Messchendorp

This paper will discuss the design and construction of BESIII, which is designed to study physics in the tau-charm energy region utilizing the new high luminosity BEPCII double ring e+e- collider. The expected performance will be given…

Instrumentation and Detectors · Physics 2012-08-27 The BESIII Collaboration

The standard model of particle physics is a well-tested theoretical framework, but there are still a number of issues that deserve further experimental and theoretical investigation. For quark physics, such questions include: the nature of…

High Energy Physics - Experiment · Physics 2020-01-07 Chang-Zheng Yuan , Stephen Lars Olsen

The BESIII experiment is a symmetric e+ e- collider experiment operating at center-of-mass energies from 2.0 to 4.95 GeV. With the world's largest threshold production data set, including 10 billion J/psi events, 2.7 billion psi(3686)…

High Energy Physics - Experiment · Physics 2025-09-23 Zhi Gao

The Beijing $e^+e^-$-collider (BEPCII) is a double-ring symmetric collider running at center-of-mass energies between 2.0 and 4.6 GeV. This energy range allows the BESIII-experiment to measure baryon electromagnetic form factors in direct…

High Energy Physics - Experiment · Physics 2016-05-24 Cristina Morales Morales

BES Collaboration has collected 58 million $J/\psi$ events at the Beijing Electron-Positron Collider (BEPC). $J/\psi$ decays provide an excellent place for studying excited nucleons and hyperons -- $N^*$, $\Lambda^*$, $\Sigma^*$ and $\Xi^*$…

High Energy Physics - Phenomenology · Physics 2007-05-23 B. S. Zou , X. B. Ji , H. X. Yang , representing BES Collaboration

The BESIII experiment at the electron-positron collider BEPCII in Beijing (China) is successfully operating since 2008 and has collected large data samples in the tau-mass region, including the world's largest data samples at the $J/\psi$…

High Energy Physics - Experiment · Physics 2023-02-08 V. Batozskaya

The electromagnetic form factors are fundamental observables that parametrise the electric and magnetic structure of hadrons and provide a key to the strong interaction. The Beijing Spectrometer (BESIII) is located at the Beijng Electron…

High Energy Physics - Experiment · Physics 2017-06-26 Cristina Morales Morales

The BESIII experiment is currently the world's only electron-positron collider operating in the tau-charm physical energy region. Since starting data taking in 2009, BESIII has accumulated the world's largest data set in the center-of-mass…

High Energy Physics - Experiment · Physics 2026-05-20 Shi Wang , Hao Liu , Shuangshi Fang , Xiongfei Wang

The BESIII Experiment at the Beijing Electron Positron Collider (BEPCII) collected large data samples for electron-positron collisions with center-of-mass above 4 GeV. The analysis of these samples has resulted in a number of surprising…

High Energy Physics - Experiment · Physics 2019-10-17 Ilaria Balossino

We propose to search for millicharged particles at the BESIII detector which is operated at the Beijing Electron Positron Collider. We compute the monophoton signal events at the BESIII detector due to millicharged particle production, as…

High Energy Physics - Phenomenology · Physics 2019-01-09 Zuowei Liu , Yu Zhang

The BESIII experiment has collected world's largest direct $e^+e^-$ colliding beam data at the $J/\psi$, $\psi'$, $\psi$(3770) and at and around the $Y$(4260). These data have enabled the study of hadrons at unprecedented precisions. We…

High Energy Physics - Experiment · Physics 2015-09-02 Peilian Liu
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