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The chiral magnetic effect (CME) and the chiral vortical effect (CVE) induce a correlation between baryon and electric currents. We show that this correlation can be detected using a new observable: a mixed baryon-electric charge…

核理论 · 物理学 2024-02-13 David Frenklakh , Dmitri E. Kharzeev , Andrea Palermo

The quark-gluon plasma (QGP) generated in relativistic heavy-ion collisions could be locally parity-odd. In parity-odd QGP, the electric field may induce a chiral current which is called the chiral electric separation effect (CESE). We…

核理论 · 物理学 2015-05-22 Guo-Liang Ma , Xu-Guang Huang

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…

核实验 · 物理学 2020-06-24 A. H. Tang

Topological charge changing transitions can induce chirality in the quark-gluon plasma by the axial anomaly. We study the equilibrium response of the quark-gluon plasma in such a situation to an external magnetic field. To mimic the effect…

高能物理 - 唯象学 · 物理学 2008-11-26 Kenji Fukushima , Dmitri E. Kharzeev , Harmen J. Warringa

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

A charge-sensitive in-event correlator is proposed and tested for its efficacy to detect and characterize charge separation associated with the Chiral Magnetic Effect (CME) in heavy ion collisions. Tests, performed with the aid of two…

数据分析、统计与概率 · 物理学 2018-06-27 Niseem Magdy , Shuzhe Shi , Jinfeng Liao , N. Ajitanand , Roy A. Lacey

Recent experiments show that $\Delta\gamma$, an observable designed for detecting the chiral magnetic effect (CME), in small collision system $p+A$ is similar with that in heavy ion collision $A+A$. This brings a challenge to the existence…

高能物理 - 唯象学 · 物理学 2022-08-10 Zong-Wei Zhang , Xian-Zhuo Cen , Wei-Tian Deng

Gluon field configurations with nonzero topological charge generate chirality, inducing P- and CP-odd effects. When a magnetic field is applied to a system with nonzero chirality, an electromagnetic current is generated along the direction…

高能物理 - 唯象学 · 物理学 2009-09-01 Dmitri E. Kharzeev , Harmen J. Warringa

In this paper the emergence of the Chiral Magnetic Effect (CME) and the related anomalous current is investigated using the real time Dirac-Heisenberg-Wigner formalism. This method is widely used for describing strong field physics and QED…

高能物理 - 唯象学 · 物理学 2018-05-14 Dániel Berényi , Péter Lévai

We study multi-particle azimuthal correlations in relativistic heavy-ion collisions at a center of mass energy of 200 GeV. We use the IP-Glasma model to initialize the viscous hydrodynamic simulation MUSIC and employ the UrQMD transport…

核理论 · 物理学 2019-04-17 Bjoern Schenke , Chun Shen , Prithwish Tribedy

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…

高能物理 - 唯象学 · 物理学 2018-06-27 Kirill Tuchin

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…

核理论 · 物理学 2025-10-27 Shuang Guo , Lingxiao Wang , Kai Zhou , Guo-Liang Ma

In strong magnetic field the longitudinal magnetoconductivity in 3D chiral materials is shown to exhibit a new type of quantum oscillations arising from the chiral magnetic effect (CME). These quantum CME oscillations are predicted to…

介观与纳米尺度物理 · 物理学 2017-06-28 Sahal Kaushik , Dmitri E. Kharzeev

The chiral magnetic effect is the generation of electric current of quarks along external magnetic field in the background of topologically nontrivial gluon fields. There is a recent evidence that this effect is observed by the STAR…

高能物理 - 格点 · 物理学 2010-04-30 P. V. Buividovich , M. N. Chernodub , E. V. Luschevskaya , M. I. Polikarpov

Under the approximate chiral symmetry restoration, quark interactions with topological gluon fields in quantum chromodynamics can induce chirality imbalance and parity violation in local domains. An electric charge separation ({\sc cs})…

核理论 · 物理学 2018-08-08 Hao-jie Xu , Xiaobao Wang , Hanlin Li , Jie Zhao , Zi-Wei Lin , Caiwan Shen , Fuqiang Wang

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

The experimental results on heavy ion collisions at RHIC and LHC indicate that QCD plasma behaves as a nearly perfect fluid described by relativistic hydrodynamics. Hydrodynamics is an effective low-energy Theory Of Everything stating that…

高能物理 - 唯象学 · 物理学 2015-05-28 Dmitri E. Kharzeev

Using direct numerical simulations (DNS), we study laminar and turbulent dynamos in chiral magnetohydrodynamics (MHD) with an extended set of equations that accounts for an additional contribution to the electric current due to the chiral…

The microscopic quantum nature of elementary particles, chirality, leads to macroscopic phenomena like the chiral anomaly, chiral magnetic effect, and chiral plasma instability. We review recent progress of the studies of these chiral…

宇宙学与河外天体物理 · 物理学 2022-12-22 Kohei Kamada , Naoki Yamamoto , Di-Lun Yang

The Multi-Phase Transport model, AMPT, and the Anomalous Viscous Fluid Dynamics model, AVFD, are used to assess a possible chiral-magnetically-driven charge separation ($\Delta S$) recently measured with the ${R_{\Psi_2}(\Delta S)}$…

核实验 · 物理学 2021-05-20 Roy A. Lacey , Niseem Magdy