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Related papers: CME -- Experimental Results and Interpretation

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The quark-gluon matter produced in relativistic heavy-ion collisions may contain local domains in which P and CP symmetries are not preserved. When coupled with an external magnetic field, such P- and CP-odd domains will generate electric…

Nuclear Theory · Physics 2016-11-02 Wei-Tian Deng , Xu-Guang Huang , Guo-Liang Ma , Gang Wang

We extend previous holographic studies of the Chiral Magnetic Effect (CME) by incorporating a time-dependent magnetic field. Various magnetic field profiles proposed in the literature are implemented, and their impact on the CME signal is…

High Energy Physics - Phenomenology · Physics 2025-03-14 Sebastian Grieninger , Sergio Morales-Tejera , Pau G. Romeu

In this paper a pair of observables are proposed as alternative ways, by examining the fluctuation of net momentum-ordering of charged pairs, to study the charge separation induced by the Chiral Magnetic Effect (CME) in relativistic heavy…

Nuclear Experiment · Physics 2020-06-24 A. H. Tang

The Chiral Magnetic Effect (CME) is a phenomenon in which electric charge is separated by a strong magnetic field from local domains of chirality imbalance and parity violation in quantum chromodynamics (QCD). The CME-sensitive observable,…

Data Analysis, Statistics and Probability · Physics 2025-11-06 Han-Sheng Li , Yicheng Feng , Fuqiang Wang

The interplay of quantum anomalies with magnetic field and vorticity results in a variety of novel non-dissipative transport phenomena in systems with chiral fermions, including the quark-gluon plasma. Among them is the Chiral Magnetic…

High Energy Physics - Phenomenology · Physics 2016-03-23 D. E. Kharzeev , J. Liao , S. A. Voloshin , G. Wang

Recently there has been significant interest in the macroscopic manifestation of chiral anomaly in many-body systems of chiral fermions. A notable example is the Chiral Magnetic Effect (CME). Enthusiastic efforts have been made to search…

High Energy Physics - Phenomenology · Physics 2018-02-06 Anping Huang , Yin Jiang , Shuzhe Shi , Jinfeng Liao , Pengfei Zhuang

Correlation measurements with respect to the spectator and participant planes in relativistic heavy ion collisions were proposed to extract the chiral magnetic effect (CME) from background dominated azimuthal correlators. This paper…

Nuclear Experiment · Physics 2022-03-14 Yicheng Feng , Jie Zhao , Hanlin Li , Hao-jie Xu , Fuqiang Wang

We give a numerical simulation of the generation of the magnetic field and the charge-separation signal due to the chiral magnetic effect (CME) --- the induction of an electric current by the magnetic field in a parity-odd matter --- in the…

Nuclear Theory · Physics 2018-03-14 Xu-Guang Huang , Wei-Tian Deng , Guo-Liang Ma , Gang Wang

Background: The chiral magnetic effect (CME) is extensively studied in heavy-ion collisions at RHIC and the LHC. An azimuthal correlator called $R_{\Psi_{m}}$ was proposed to measure the CME. By observing the same $R_{\Psi_{2}}$ and…

Nuclear Theory · Physics 2021-04-07 Yicheng Feng , Jie Zhao , Hao-jie Xu , Fuqiang Wang

Topological gluon configurations in quantum chromodynamics induce quark chirality imbalance in local domains, which can result in the chiral magnetic effect (CME)--an electric charge separation along a strong magnetic field. Experimental…

Nuclear Experiment · Physics 2019-03-05 Jie Zhao , Hanlin Li , Fuqiang Wang

We devise a test of the Chiral Magnetic and Chiral Vortical effects (CME and CVE) in relativistic heavy ion collisions that relies only on the general properties of triangle anomalies. We show that the ratio $R_{EB}=J_E/J_B$ of charge $J_E$…

High Energy Physics - Phenomenology · Physics 2011-02-23 Dmitri E. Kharzeev , Dam T. Son

Recent measurements of charge-dependent azimuthal correlations in high-energy heavy-ion collisions have indicated charge-separation signals perpendicular to the reaction plane, and have been related to the chiral magnetic effect (CME).…

Nuclear Theory · Physics 2017-11-29 Fufang Wen , Jacob Bryon , Liwen Wen , Gang Wang

We give a brief overview of recent theoretical and experimental results on the chiral magnetic effect and spin polarization effect in heavy-ion collisions. We present updated experimental results for the chiral magnetic effect and related…

High Energy Physics - Phenomenology · Physics 2020-08-05 Jian-Hua Gao , Guo-Liang Ma , Shi Pu , Qun Wang

Isobar collisions which were thought to have the same background and different magnetic fields provide an opportunity to verify the chiral magnetic effect (CME) in relativistic heavy-ion collisions. However, the first result from the…

Nuclear Theory · Physics 2022-09-23 Xin-Li Zhao , Guo-Liang Ma

The search for the chiral magnetic effect (CME) in relativistic heavy-ion collisions (HICs) is challenged by significant background contamination. We present a novel deep learning approach based on a U-Net architecture to time-reversely…

Nuclear Theory · Physics 2025-10-27 Shuang Guo , Lingxiao Wang , Kai Zhou , Guo-Liang Ma

Metastable domains of fluctuating topological charges can change the chirality of quarks and induce local parity violation in quantum chromodynamics. This can lead to observable charge separation along the direction of the strong magnetic…

High Energy Physics - Experiment · Physics 2018-02-01 Jie Zhao

Isobaric $^{96}_{44}$Ru+$^{96}_{44}$Ru and $^{96}_{40}$Zr+$^{96}_{40}$Zr collisions at $\sqrt{s_{_{NN}}}=200$ GeV have been conducted at the Relativistic Heavy Ion Collider to circumvent the large flow-induced background in searching for…

Nuclear Experiment · Physics 2021-08-03 Yicheng Feng , Yufu Lin , Jie Zhao , Fuqiang Wang

The isobaric collision experiment at RHIC provides the unique opportunity to detect the possible signal of Chiral Magnetic Effect (CME) in heavy ion collisions. The idea is to contrast the correlation observables of the two colliding…

High Energy Physics - Phenomenology · Physics 2019-02-20 Shuzhe Shi , Hui Zhang , Defu Hou , Jinfeng Liao

The interplay between the chiral anomaly and the strong magnetic or vortical fields created in noncentral heavy-ion collisions can lead to various anomalous chiral effects in the quark--gluon plasma, including the chiral magnetic effect…

Nuclear Experiment · Physics 2023-12-13 Chun-Zheng Wang

In high-energy heavy-ion collisions, the chiral magnetic effect (CME) is predicted to arise from the interplay between the chirality imbalance of quarks in the nuclear medium and the intense magnetic field, and will cause a charge…

Nuclear Theory · Physics 2023-03-22 Diyu Shen , Jinhui Chen , Aihong Tang , Gang Wang