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In this thesis, we study the Chiral Magnetic Effect (CME) and the Chiral Separation Effect (CSE) using lattice QCD simulations. We completely characterize the CSE in QCD using $2+1$ simulations of staggered quarks tuned at the physical…

高能物理 - 格点 · 物理学 2025-09-09 Eduardo Garnacho-Velasco

It is important to understand the strong external magnetic field generated at the very beginning of high energy nuclear collisions. We study the effect of the magnetic field on the charmonium yield and anisotropic distribution in Pb+Pb…

高能物理 - 唯象学 · 物理学 2016-11-15 Xingyu Guo , Shuzhe Shi , Nu Xu , Zhe Xu , Pengfei Zhuang

We elaborate the quasiclassical approach to obtain the modified chiral magnetic effect in the case when massless charged fermions interact with electromagnetic fields and the background matter by the electroweak forces. The derivation of…

高能物理 - 唯象学 · 物理学 2018-03-16 Maxim Dvornikov , Victor B. Semikoz

In these proceedings we discuss the recent precision measurements of charge separation difference between Ru+Ru and Zr+Zr collisions at $\sqrt{s_{\rm NN}}=200$ GeV by STAR collaboration. The measurements indicate that the magnitude of the…

核实验 · 物理学 2022-08-22 Yu Hu

We discuss chiral separation effect in the systems with spatial non - homogeneity. It may be caused by non - uniform electric potential or by another reasons, which do not, however, break chiral symmetry of an effective low energy theory.…

高能物理 - 理论 · 物理学 2020-11-04 M. Suleymanov , M. A. Zubkov

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 features of magnetic field in relativistic heavy-ion collisions are systematically studied by using a modified magnetic field model in this paper. The features of magnetic field distributions in the central point are studied in the RHIC…

高能物理 - 唯象学 · 物理学 2014-08-28 Yang Zhong , Chunbin Yang , Xu Cai , Shengqin Feng

We study relation between Chiral Separation Effect (CSE) and Chiral Anomaly, and argue that CSE does not inherit the immutability of Chiral Anomaly. For QED in the leading order in electric charge, with point-splitting regularization in…

高能物理 - 唯象学 · 物理学 2022-09-20 Z. V. Khaidukov , R. A. Abramchuk

Anomalous Viscous Fluid Dynamics (AVFD) model calculations for $\mathrm{^{96}_{44}Ru +\, ^{96}_{44}Ru}$ and $\mathrm{^{96}_{40}Zr +\, ^{96}_{40}Zr}$ collisions ($\sqrt{s_{\rm NN}} = 200$ GeV) are used in concert with a charge-sensitive…

核实验 · 物理学 2018-12-26 Niseem Magdy , Shuzhe Shi , Jinfeng Liao , Peifeng Liu , Roy A. Lacey

We study some properties of the non-Abelian vacuum induced by strong external magnetic field. We perform calculations in the quenched SU(3) lattice gauge theory with tadpole-improved Luscher-Weisz action and chirally invariant lattice Dirac…

高能物理 - 格点 · 物理学 2015-05-20 V. V. Braguta , P. V. Buividovich , T. Kalaydzhyan , S. V. Kuznetsov , M. I. Polikarpov

For systems with charged chiral fermions, the imbalance of chirality in the presence of magnetic field generates an electric current - this is the Chiral Magnetic Effect (CME). We study the dynamical real-time evolution of electromagnetic…

高能物理 - 理论 · 物理学 2016-01-29 Yuji Hirono , Dmitri Kharzeev , Yi Yin

We examine the magneto-optical response of chiral multifold fermions. Specifically, we show that they are ideal candidates for observing the Helical Magnetic Effect (HME) previously predicted for simple Weyl fermions. Unlike Weyl fermions,…

介观与纳米尺度物理 · 物理学 2021-11-02 Sahal Kaushik , Jennifer Cano

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 $J_E$…

高能物理 - 唯象学 · 物理学 2011-02-23 Dmitri E. Kharzeev , Dam T. Son

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…

高能物理 - 唯象学 · 物理学 2018-11-07 Berndt Müller , Andreas Schäfer

In this paper Chiral Magnetic Effect (CME) in Dirac semimetals is studied by means of lattice Monte Carlo simulation. We measure conductivity of Dirac semimetals as a function of external magnetic field in parallel $\sigma_{\parallel}$ and…

强关联电子 · 物理学 2018-08-15 D. L. Boyda , V. V. Braguta , M. I. Katsnelson , A. Yu. Kotov

Quantum anomaly is a fundamental feature of chiral fermions. In chiral materials the microscopic anomaly leads to nontrivial macroscopic transport processes such as the Chiral Magnetic Effect (CME), which has been in the spotlight lately…

核理论 · 物理学 2021-01-29 Shuzhe Shi , Hui Zhang , Defu Hou , Jinfeng Liao

We present a scenario in heavy-ion collisions where different modes of collective motions are noninterdependent, driven by factorized actions in the created nuclear medium. Such physics mechanisms could each dominate at a distinct evolution…

核理论 · 物理学 2023-06-29 Zhiwan Xu , Gang Wang , Aihong Tang , Huan Zhong Huang

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…

核理论 · 物理学 2019-02-20 Hao-jie Xu , Jie Zhao , Xiaobao Wang , Hanlin Li , Zi-Wei Lin , Caiwan Shen , Fuqiang Wang

A possible experimental observation of the chiral magnetic effect in heavy ion collisions at RHIC was recently reported by the STAR Collaboration. We study signatures of this effect in SU(2) lattice gluodynamics with the chirally invariant…

高能物理 - 格点 · 物理学 2010-11-05 P. V. Buividovich , M. N. Chernodub , E. V. Luschevskaya , M. I. Polikarpov

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
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