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We consider the STU model as a gravity dual of a strongly-coupled plasma with multiple anomalous U(1) currents. In the bulk we add additional background gauge fields to include the effects of external electric and magnetic fields on the…

高能物理 - 理论 · 物理学 2011-07-21 Tigran Kalaydzhyan , Ingo Kirsch

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…

高能物理 - 唯象学 · 物理学 2023-09-13 Matteo Buzzegoli , Kirill Tuchin

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…

高能物理 - 格点 · 物理学 2025-09-17 B. B. Brandt , G. Endrődi , E. Garnacho-Velasco , G. Markó , A. D. M. Valois

The quark-gluon plasma formed in heavy ion collisions contains charged chiral fermions evolving in an external magnetic field. At finite density of electric charge or baryon number (resulting either from nuclear stopping or from…

高能物理 - 唯象学 · 物理学 2012-08-14 Y. Burnier , D. E. Kharzeev , J. Liao , H. -U. Yee

The relativistic heavy-ion collisions create both hot quark-gluon matter and strong magnetic fields, and provide an arena to study the interplay between quantum chromodynamics and quantum electrodynamics. In recent years, it has been shown…

核理论 · 物理学 2017-01-16 Koichi Hattori , Xu-Guang Huang

We present STAR measurements of the charge-dependent three-particle correlator $\gamma^{a,b}=\langle \cos(\phi_1^{a}+\phi_2^{b}-2\phi_3)\rangle/v_{2}\{2\}$ and elliptic flow $v_{2}\{2\}$ in U+U, Au+Au and p+Au collisions at RHIC. The…

核实验 · 物理学 2019-08-13 Prithwish Tribedy

In this paper, we propose a new experiment method to check contribution of chiral magnetic effect (CME). With experimental data of DIS involving transversely polarized proton, we have calculated the 3-D charge density inside the polarized…

高能物理 - 唯象学 · 物理学 2024-12-04 Gui-Zhen Wu , Zong-Wei Zhang , Chen Gao , Yi Xu , Wei-Tian Deng

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…

高能物理 - 唯象学 · 物理学 2023-07-11 Naoki Yamamoto , Di-Lun Yang

We present a first principles approach to study the Chiral Magnetic Effect during the pre-equilibrium stage of a heavy-ion collision. We discuss the dynamics of the Chiral Magnetic Effect and Chiral Magnetic Wave based on real-time lattice…

高能物理 - 格点 · 物理学 2018-03-14 Mark Mace , Niklas Mueller , Soeren Schlichting , Sayantan Sharma

We investigate the vector-current correlation Pi_{mu nu} (VCC) in the presence of a strong external magnetic field (B_0 in the z direction) at low temperature (T<T^chi_c) with C- and CP-violations, indicated by the nonzero chiral-chemical…

高能物理 - 唯象学 · 物理学 2014-11-20 Seung-il Nam

The chiral magnetic effect (CME) -- a macroscopic manifestation of the quantum chiral anomaly -- induces currents along magnetic field lines, facilitating mutual conversion between chiral asymmetry and magnetic helicity. Although the finite…

高能天体物理现象 · 物理学 2025-09-16 Clara Dehman , José A. Pons

The Chiral Magnetic Wave (CMW) phenomenon is essential to provide insights into the strong interaction in QCD, the properties of the quark-gluon plasma, and the topological characteristics of the early universe, offering a deeper…

核实验 · 物理学 2024-01-09 ALICE Collaboration

The chiral magnetic and chiral separation effects---quantum-anomaly-induced electric current and chiral current along an external magnetic field in parity-odd quark-gluon plasma---have received intense studies in the community of heavy-ion…

量子气体 · 物理学 2016-03-22 Xu-Guang Huang

Relativistic heavy-ion collisions can produce extremely strong magnetic field in the collision regions. The spatial variation features of the magnetic fields are analyzed in detail for non-central Pb - Pb collisions at LHC $\sqrt{s_{NN}}$=…

高能物理 - 唯象学 · 物理学 2015-10-06 Yang Zhong , Chun-Bin Yang , Xu Cai , Sheng-Qin Feng

We study chiral magnetic effect in collisions of AuAu, RuRu and ZrZr at s = 200GeV. The axial charge evolution is modeled with stochastic hydrodynamics and geometrical quantities are calculated with Monte Carlo Glauber model. By adjusting…

核理论 · 物理学 2020-04-10 Gui-Rong Liang , Jinfeng Liao , Shu Lin , Li Yan , Miao Li

We provide a phenomenological analysis of present experimental searches for local parity violation manifested through the Chiral Magnetic Effect. We introduce and discuss the relevant correlation functions used for the measurements. Our…

核理论 · 物理学 2015-06-05 Adam Bzdak , Volker Koch , Jinfeng Liao

The Anomalous Viscous Fluid Dynamics model, AVFD, is used in concert with the charge-sensitive correlator $R_{\Psi_2}(\Delta S)$ to investigate the scaling properties of background- and chiral-magnetically-driven (CME) charge separation…

核实验 · 物理学 2022-03-21 Roy A. Lacey , Niseem Magdy , Petr Parfenov , Arkadiy Taranenko

Quantum chromodynamics (QCD) contains field configurations which can be characterized by a topological invariant, the winding number Q_w. Configurations with nonzero Q_w break the charge-parity CP symmetry of QCD. We consider a novel…

高能物理 - 唯象学 · 物理学 2010-04-06 Dmitri E. Kharzeev , Larry D. McLerran , Harmen J. Warringa

We study the influence of the chiral phase transition on the chiral magnetic effect. The chiral electric current density along the magnetic field, the electric charge difference between on each side of the reaction plane, and the azimuthal…

高能物理 - 唯象学 · 物理学 2015-05-18 Wei-jie Fu , Yu-xin Liu , Yue-liang Wu

We extend our recent study of chiral magnetic effect in relativistic heavy ion collisions based on an anomalous transport model by including also the chiral vortical effect. We find that although vorticities in the chirally restored quark…

核理论 · 物理学 2017-03-29 Yifeng Sun , Che Ming Ko