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We study the impact of a non-uniform magnetic background field on the Chiral Magnetic Effect (CME) in equilibrium QCD using lattice simulations with 2+1 flavors of dynamical staggered quarks at the physical point. We show that in the…

High Energy Physics - Lattice · Physics 2025-09-17 B. B. Brandt , G. Endrődi , E. Garnacho-Velasco , G. Markó , A. D. M. Valois

The chiral magnetic effect (CME) is an exact statement that connects via the axial anomaly the electric current in a system consisting of interacting fermions and gauge field with chirality imbalance that is put into a strong external…

High Energy Physics - Phenomenology · Physics 2020-04-17 L. Ya. Glozman

We analyse the $3+1$ D equilibrium chiral magnetic effect (CME). We apply derivative expansion to the Wigner transform of the two - point Green function. This technique allows us to express the response of electric current to external…

High Energy Physics - Phenomenology · Physics 2021-04-28 M. A. Zubkov

We study analytically the one-loop contribution to the Chiral Magnetic Effect(CME) using lattice regularization with a Wilson fermion field. In the continuum limit, we find that the chiral magnetic current vanishes at nonzero temperature…

High Energy Physics - Phenomenology · Physics 2017-07-05 Bo Feng , De-fu Hou , Hui Liu , Hai-cang Ren , Ping-ping Wu , Yan Wu

The Chiral Magnetic Effect (CME) -- the separation of positive and negative electric charges along the direction of the external magnetic field in quark-gluon plasma and other topologically non-trivial media -- is a consequence of the…

High Energy Physics - Phenomenology · Physics 2018-06-27 Kirill Tuchin

The status of the Chiral Magnetic Effect (CME) response in full Quantum Chromodynamics (QCD) has been controversial so far, with previous lattice QCD studies indicating either its strong suppression or vanishing in thermal equilibrium…

High Energy Physics - Lattice · Physics 2024-11-14 P. V. Buividovich

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

The chiral magnetic effect (CME) in quantum chromodynamics (QCD) refers to a charge separation (an electric current) of chirality imbalanced quarks generated along an external strong magnetic field. The chirality imbalance results from…

Nuclear Experiment · Physics 2019-06-28 Jie Zhao , Fuqiang Wang

We study the time evolution of the chirality imbalance $n_5$ and the chiral magnetic effect (CME) under the external parallel electromagnetic fields without assuming the artificial chiral asymmetric source. We adopt the time-dependent…

High Energy Physics - Phenomenology · Physics 2021-02-10 Hayato Aoi , Katsuhiko Suzuki

The chiral magnetic effect is a phenomenon where an electromagnetic current is generated along a magnetic field. Recently, in nonequilibrium systems, negative longitudinal magnetoresistance has been observed experimentally in Dirac/Weyl…

Mesoscale and Nanoscale Physics · Physics 2017-04-18 Yohei Ibe , Hiroaki Sumiyoshi

The chiral magnetic effect (CME) refers to a predicted phenomena in quantum chromodynamics that manifests as a charge separation along an external magnetic field, driven by an imbalance of quark chirality. Searches for the CME has been…

Nuclear Experiment · Physics 2026-03-18 Wei Li , Qiye Shou , Fuqiang Wang

The chiral magnetic effect (CME) is a quantum relativistic effect that describes the appearance of an additional electric current along a magnetic field. It is caused by an asymmetry between the number densities of left- and right-handed…

Plasma Physics · Physics 2019-12-16 Jennifer Schober , Axel Brandenburg , Igor Rogachevskii

We compute the chiral magnetic effect (CME) in a cylindrical region coaxial with the external magnetic field. As the boundary condition we require vanishing of the radial component of the electric current on the cylinder side wall. We find…

High Energy Physics - Phenomenology · Physics 2023-09-13 Matteo Buzzegoli , Kirill Tuchin

We provide a resolution of an old issue in weak coupling computation of the Chiral Magnetic Effect (CME) current, where a free chiral fermion theory gives two different results depending on the order of the two limits, $\omega\rightarrow 0$…

High Energy Physics - Phenomenology · Physics 2014-07-22 Daisuke Satow , Ho-Ung Yee

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

The chiral magnetic effect (CME) refers to generation of the electric current along a magnetic field in a chirally imbalanced system of quarks. The latter is predicted by quantum chromodynamics to arise from quark interaction with…

Nuclear Experiment · Physics 2025-07-22 Yicheng Feng , Sergei A. Voloshin , Fuqiang Wang

We develop an approach to chiral kinetic theories for electrons close to equilibrium and neutrinos away from equilibrium based on a systematic power counting scheme for different timescales of electromagnetic and weak interactions. Under…

High Energy Physics - Phenomenology · Physics 2023-07-11 Naoki Yamamoto , Di-Lun Yang

In this thesis, we study the Chiral Magnetic Effect (CME) and the Chiral Separation Effect (CSE) using lattice QCD simulations. We completely characterize the CSE in QCD using $2+1$ simulations of staggered quarks tuned at the physical…

High Energy Physics - Lattice · Physics 2025-09-09 Eduardo Garnacho-Velasco

The chiral magnetic effect (CME) is a highly discussed effect in heavy-ion collisions stating that, in the presence of a magnetic field B, an electric current is generated in the background of topologically nontrivial gluon fields. We…

High Energy Physics - Theory · Physics 2013-01-29 Ingo Kirsch , Tigran Kalaydzhyan

Relativistic heavy-ion collisions provide an ideal environment to study the emergent phenomena in quantum chromodynamics (QCD). The chiral magnetic effect (CME) is one of the most interesting, arising from the topological charge…

Nuclear Experiment · Physics 2018-05-11 Jie Zhao
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