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Related papers: Chiral Magnetic Effect in a Lattice Model

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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…

High Energy Physics - Lattice · Physics 2010-04-30 P. V. Buividovich , M. N. Chernodub , E. V. Luschevskaya , M. I. Polikarpov

The catalysis of chiral symmetry breaking in the massless weakly coupled QED in a magnetic field at finite temperature is studied. The temperature of the symmetry restoration is estimated analytically as $T_c\simeq m_{dyn}$, where $m_{dyn}$…

High Energy Physics - Phenomenology · Physics 2016-09-06 V. P. Gusynin , I. A. Shovkovy

The chiral magnetic effect (CME) is a phenomenon in which an electric current is induced parallel to an external magnetic field in the presence of chiral asymmetry in a fermionic system. In this paper, we show that the electric current…

High Energy Physics - Phenomenology · Physics 2020-05-20 Kohei Kamada , Chang Sub Shin

The effect of the anomalous magnetic moment (AMM) on the chiral restoration is investigated at zero temperature in the strong magnetic fields with the vacuum magnetic regularization scheme. It is shown that the chiral restoration diagram…

High Energy Physics - Phenomenology · Physics 2023-01-02 Rui He , Xin-Jian Wen

Chiral chemical potential does not cause the sign problem in the Monte Carlo simulation of lattice QCD. Using the chiral chemical potential, we study the chiral magnetic effect in two-flavor full QCD. We show that a strong external magnetic…

High Energy Physics - Lattice · Physics 2011-11-22 Arata Yamamoto

Quantum field theory predicts Weyl semimetals to possess a peculiar response of the longitudinal current density to the application of a DC magnetic field. Such a response function has been shown to be at odds with a general result showing…

Mesoscale and Nanoscale Physics · Physics 2016-10-05 Yahya Alavirad , Jay D. Sau

We study the chiral magnetic effect (CME) in the hadronic phase. The CME current involves pseudoscalar mesons to modify its functional form. This conclusion is independent of microscopic details. The strength of the CME current in the…

High Energy Physics - Phenomenology · Physics 2020-04-22 Shota Imaki

We present a real-time lattice approach to study the non-equilibrium dynamics of vector and axial charges in $SU(N) \times U(1)$ gauge theories. Based on a classical description of the non-Abelian and Abelian gauge fields, we include…

High Energy Physics - Lattice · Physics 2017-03-03 Mark Mace , Niklas Mueller , Sören Schlichting , Sayantan Sharma

We demonstrate the non-renormalization of the Chiral Separation Effect (CSE) in quenched finite-density QCD in both confinement and deconfinement phases using a recently developed numerical method which allows, for the first time, to…

High Energy Physics - Lattice · Physics 2017-05-12 M. Puhr , P. V. Buividovich

The Weyl semimetal, due to a non-zero energy difference in the pair of Weyl nodes shows chiral magnetic effect(CME). This leads to a flow of dissipationless electric current along an applied magnetic field. Such a chiral magnetic effect in…

Strongly Correlated Electrons · Physics 2017-04-06 Debanand Sa

Quantum chromodynamics (QCD) at sufficiently high density is expected to undergo a chiral phase transition. Understanding such a transition is of particular importance for neutron star or quark star physics. In Lagrangian SU(3) lattice…

High Energy Physics - Lattice · Physics 2009-11-07 Yi-Zhong Fang , Xiang-Qian Luo

In QCD matter under an external magnetic field, the chiral magnetic effect (CME) leads to the collective gapless mode called the chiral magnetic wave (CMW). Since dynamic universality class generally depends on low-energy gapless modes, it…

High Energy Physics - Phenomenology · Physics 2018-11-26 Masaru Hongo , Noriyuki Sogabe , Naoki Yamamoto

We review derivations of the chiral magnetic effect (ChME) in hydrodynamic approximation. The reader is assumed to be familiar with the basics of the effect. The main challenge now is to account for the strong interactions between the…

High Energy Physics - Phenomenology · Physics 2015-06-11 Valentin I. Zakharov

In this article we study the nonlocal Nambu--Jona-Lasinio model with a Gaussian regulator in the chiral limit. Finite temperature effects and the presence of a homogeneous magnetic field are considered. The magnetic evolution of the…

High Energy Physics - Phenomenology · Physics 2015-10-28 M. Loewe , F. Marquez , C. Villavicencio , R. Zamora

We study the noncommutativity of different orders of zero energy-momentum limit pertaining to the axial chemical potential in the chiral magnetic effect. While this noncommutativity issue originates from the pinching singularity at one-loop…

High Energy Physics - Phenomenology · Physics 2021-03-10 Bo Feng , De-fu Hou , Hai-cang Ren , Shuai Yuan

For a generic lattice Hamiltonian of the electron states in Weyl materials, we calculate analytically the chiral (or, equivalently, valley) charge and current densities in the first order in background electromagnetic and strain-induced…

Mesoscale and Nanoscale Physics · Physics 2017-09-19 E. V. Gorbar , V. A. Miransky , I. A. Shovkovy , P. O. Sukhachov

We present a first-principle study of anomaly induced transport phenomena by performing real-time lattice simulations with dynamical fermions coupled simultaneously to non-Abelian $SU(N_c)$ and Abelian $U(1)$ gauge fields. Investigating the…

High Energy Physics - Phenomenology · Physics 2016-10-05 Niklas Mueller , Sören Schlichting , Sayantan Sharma

We investigate the real-time dynamics of the chiral magnetic effect in quantum electrodynamics (QED) and quantum chromodynamics (QCD). We consider a field configuration of parallel (chromo)electric and (chromo)magnetic fields with a weak…

High Energy Physics - Theory · Physics 2015-03-20 Harmen J. Warringa

We investigate the effect of short-range spin-independent disorder on the chiral magnetic effect (CME) in Weyl semimetals. Based on a minimum two-band model, the disorder effect is examined in the quantum diffusion limit by including the…

Mesoscale and Nanoscale Physics · Physics 2018-06-14 Yen-Ting Lin , Liang-Jun Zhai , Chung-Yu Mou

In this proceedings article, we present the first steps towards the determination of the out-of-equilibrium conductivity of the Chiral Magnetic Effect (CME) in the presence of strong interactions. Using linear response theory, we obtain an…

High Energy Physics - Lattice · Physics 2025-02-04 B. B. Brandt , G. Endrődi , E. Garnacho-Velasco , G. Markó , A. D. M. Valois