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Related papers: \alpha'-Corrected Chiral Magnetic Effect

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The scaling properties of the $R_{\Psi_2}(\Delta S)$ correlator and the $\Delta\gamma$ correlator are used to investigate a possible chiral-magnetically-driven (CME) charge separation in $p$+Au, $d$+Au, Ru+Ru, Zr+Zr, and Au+Au collisions at…

Nuclear Experiment · Physics 2023-03-22 Roy A. Lacey

We revisit the Chiral Magnetic Effect (CME) using the chiral Lagrangian. We demonstrate that the electric-current formula of the CME is derived immediately from the contact part of the Wess-Zumino-Witten action. This implies that the CME…

High Energy Physics - Phenomenology · Physics 2015-06-05 Kenji Fukushima , Kazuya Mameda

Chirality is a ubiquitous concept in modern science, from particle physics to biology. In quantum physics, chirality of fermions is linked to topology of gauge fields by the chiral anomaly. While the chiral anomaly is usually associated…

High Energy Physics - Phenomenology · Physics 2022-04-26 Dmitri E. Kharzeev

We consider Chiral Separation Effect (CSE) in the lattice regularized quantum field theory. We discuss two types of regularization - with and without exact chiral symmetry. In the latter case this effect is described by its conventional…

High Energy Physics - Lattice · Physics 2021-05-13 Z. V. Khaidukov , M. A. Zubkov

At the early stage of heavy ion collisions, non-trivial topologies of the gauge fields can be created resulting in an imbalance of axial charge density and eventually separation of electric charges along the direction of the magnetic field…

Nuclear Theory · Physics 2019-02-27 Sk Noor Alam , Subhasis Chattopadhyay

We analyze the combined effects of hydrodynamic fluctuations and chiral magnetic effect (CME) for a chiral medium in the presence of a background magnetic field. Based on the recently developed non-equilibrium effective field theory, we…

High Energy Physics - Theory · Physics 2021-09-24 Noriyuki Sogabe , Naoki Yamamoto , Yi Yin

Negative magnetoresistance in Dirac semimetals is conventionally considered as a manifestation of chiral magnetic effect (CME), by means of a postulated Chiral Kinetic equation. In this paper we study magnetoconductivity in large Fermi…

Mesoscale and Nanoscale Physics · Physics 2025-11-25 Ruslan A. Abramchuk

The energy dependence of the local ${\cal P}$ and ${\cal CP}$ violation in Au+Au and Cu+Cu collisions in a large energy range is estimated within a simple phenomenological model. It is expected that at LHC the chiral magnetic effect will be…

Nuclear Theory · Physics 2017-08-23 V. Toneev , V. Voronyuk

The QCD sum rule approach to in-medium modifications of the omega meson in nuclear matter is reviewed with emphasis of its relation to 4-quark condensates and chiral symmetry restoration. Possible implications of the CB-TAPS experiment for…

High Energy Physics - Phenomenology · Physics 2008-11-26 R. Thomas , K. Gallmeister , S. Zschocke , B. Kampfer

We investigate gauge/gravity duals with flavour for which pure-gauge Kalb-Ramond B fields are turned on in the background, into which a D7 brane probe is embedded. First we consider the case of a magnetic field in two of the spatial…

High Energy Physics - Theory · Physics 2009-06-11 Johanna Erdmenger , Rene Meyer , Jonathan P. Shock

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

Chiral Magnetic Effect(CME) is usually believed not receiving higher order corrections due to the non-renormalization of AVV triangle diagram in the framework of quantum field theory. However, the CME-relevant triangle, which is obtained by…

High Energy Physics - Phenomenology · Physics 2018-05-30 Kit-fai Chu , Peng-hui Huang , Hui Liu

The scaling properties of the $\Delta\gamma$ correlator, inferred from the Anomalous Viscous Fluid Dynamics (AVFD) model, are used to investigate a possible chiral-magnetically-driven (CME) charge separation in $p$+Au, $d$+Au, Ru+Ru, Zr+Zr,…

Nuclear Experiment · Physics 2022-06-23 Roy A. Lacey , Niseem Magdy

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 vacuum…

High Energy Physics - Phenomenology · Physics 2018-08-08 Dániel Berényi , Péter Lévai

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

Quark interactions with topological gluon fields in QCD can yield local $\mathcal{P}$ and $\mathcal{CP}$ violations which could explain the matter-antimatter asymmetry in our universe. Effects of $\mathcal{P}$ and $\mathcal{CP}$ violations…

Nuclear Experiment · Physics 2019-01-29 Jie Zhao , Zhoudunming Tu , Fuqiang Wang

Chiral magnets, which break both spatial inversion and time reversal symmetries, carry a potential for quadratic optical responses. Despite the possibility of enhanced and controlled responses through the magnetic degree of freedom, the…

Strongly Correlated Electrons · Physics 2021-12-01 Shun Okumura , Takahiro Morimoto , Yasuyuki Kato , Yukitoshi Motome

The linear band crossings of 3D Dirac and Weyl semimetals are characterized by a charge chirality, the parallel or anti-parallel locking of electron spin to its momentum. Such materials are believed to exhibit a ${\bf E} \cdot {\bf B}$…

Materials Science · Physics 2021-06-01 Bing Cheng , Timo Schumann , Susanne Stemmer , N. P. Armitage

We examine to what extent perturbative alpha'-corrections can generate a small cosmological constant in warped string compactifications. Focusing on the heterotic string at lowest order in the string loop expansion, we show that, for a…

High Energy Physics - Theory · Physics 2012-08-20 Friðrik Freyr Gautason , Daniel Junghans , Marco Zagermann

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