English
Related papers

Related papers: CME -- Experimental Results and Interpretation

200 papers

In this proceeding we will show that the expectations of the isobaric $^{96}_{44}\mathrm{Ru}+^{96}_{44}\mathrm{Ru}$ and $^{96}_{40}\mathrm{Zr}+^{96}_{40}\mathrm{Zr}$ collisions on chiral magnetic effect (CME) search may not hold as…

Nuclear Theory · Physics 2019-02-20 Hao-jie Xu , Jie Zhao , Xiaobao Wang , Hanlin Li , Zi-Wei Lin , Caiwan Shen , 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

We first compare different approaches to estimates of the magnitude of the chiral magnetic effect in relativistic heavy ion collisions and show that their main difference lies in the assumptions on the length of persistence of the magnetic…

High Energy Physics - Phenomenology · Physics 2018-11-07 Berndt Müller , Andreas Schäfer

The search for the Chiral Vortical Effect (CVE) in relativistic heavy-ion collisions is carried out by measuring azimuthal correlators for baryon pairs such as $\Lambda$ and protons. Experimental results from the ALICE collaboration show…

Gluon field configurations with nonzero topological charge induce P- and CP-odd effects. Such configurations are likely to be produced during heavy ion collisions. In this article, I will argue that in the intense (electromagnetic) magnetic…

High Energy Physics - Phenomenology · Physics 2009-06-17 Harmen J. Warringa

Because the traditional observable of charge-dependent azimuthal correlator $\gamma$ contains both contributions from the chiral magnetic effect (CME) and its background, a new observable of $R_{\Psi_{m}}$ has been recently proposed which…

Nuclear Theory · Physics 2020-03-04 Ling Huang , Mao-Wu Nie , Guo-Liang Ma

In this report, we briefly examine the current status of the study of the chiral magnetic effect including theory and experimental progress. We recommend future strategies for resolving uncertainties in interpretation including…

We present a systematic study of the correlators used experimentally to probe the Chiral Magnetic Effect (CME) using the Anomalous Viscous Fluid Dynamics (AVFD) model in Pb--Pb and Xe--Xe collisions at LHC energies. We find a…

Nuclear Theory · Physics 2021-09-01 Panos Christakoglou , Shi Qiu , Joey Staa

We present the first study of the Chiral Magnetic Effect (CME) using transverse spherocity as an event-shape classifier in Pb+Pb collisions at $\sqrt{s_{NN}} = 5.02$ TeV, simulated with the A Multi-Phase Transport (AMPT) model with a…

Nuclear Experiment · Physics 2026-04-08 Somdeep Dey , Abhisek Saha

The Chiral Magnetic Effect (CME) is the phenomenon of electric charge separation along the external magnetic field that is induced by the chirality imbalance. The CME is a macroscopic quantum effect - it is a manifestation of the chiral…

High Energy Physics - Phenomenology · Physics 2014-03-05 Dmitri E. Kharzeev

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…

High Energy Physics - Lattice · Physics 2018-03-14 Mark Mace , Niklas Mueller , Soeren Schlichting , Sayantan Sharma

In this talk, we report our present work on the chiral magnetic effect (CME) under a strong magnetic field at low temperature. To this end, we use the instanton vacuum with the finite instanton-number fluctuation Delta, which relates to the…

High Energy Physics - Phenomenology · Physics 2017-08-23 Seung-il Nam

We compute the chiral magnetic effect (CME) in multi-Weyl semimetals (multi-WSMs) based on the chiral kinetic theory. Multi-WSMs are WSMs with multiple monopole charges that have nonlinear and anisotropic dispersion relations near Weyl…

Mesoscale and Nanoscale Physics · Physics 2017-08-16 Tomoya Hayata , Yuta Kikuchi , Yuya Tanizaki

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 (CME)…

Nuclear Theory · Physics 2015-05-20 V. D. Toneev , V. Voronyuk

A new sine observable, $R_{\Psi_2}(\Delta S)$, has been proposed to measure the chiral magnetic effect (CME) in heavy-ion collisions; $\Delta S = \left \langle \sin \varphi_+ \right \rangle - \left \langle \sin \varphi_- \right \rangle$,…

Nuclear Theory · Physics 2018-09-11 Yicheng Feng , Jie Zhao , Fuqiang Wang

The experimental search for the chiral magnetic effect in heavy-ion collisions is based on charge dependent correlations between emitted particles. Recently, a sensitive observable comparing event-by-event distributions of the charge…

Nuclear Theory · Physics 2018-03-21 Piotr Bozek

Employing a two-band model of Weyl semimetal, the existence of the chiral magnetic effect (CME) is established within the linear-response theory. The crucial role played by the limiting procedure in deriving correct transport properties is…

Mesoscale and Nanoscale Physics · Physics 2015-03-18 Ming-Che Chang , Min-Fong Yang

Chiral magnetic effect (CME) has been suggested to take place during peripheral relativistic heavy ion collisions. However, signals of its realization are not yet independent of ambiguities and thus probing the non-trivial topological vacua…

High Energy Physics - Phenomenology · Physics 2016-01-14 A. J. Mizher , A. Raya , C. Villavicencio

We propose the measurement of net $\Lambda$ and $\bar{\Lambda}$ helicity, correlated event-by-event with the magnitude and sign of charge separation along the event's magnetic field direction, as a probe to investigate the Chiral Magnetic…

High Energy Physics - Phenomenology · Physics 2018-01-31 L. Evan Finch , Stephen J. Murray

High-energy, heavy-ion collisions can create local domains of chirality-imbalanced quarks, reflecting the topological features of quantum chromodynamics. The chiral magnetic effect (CME) predicts an electric charge separation of quarks in…

Nuclear Experiment · Physics 2026-03-16 The STAR Collaboration
‹ Prev 1 4 5 6 7 8 10 Next ›