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相关论文: Quantum Oscillations in the Chiral Magnetic Conduc…

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The electrical Hall effect can be significantly enhanced through the interplay of the conduction electrons with magnetism, which is known as the anomalous Hall effect (AHE). Whereas the mechanism related to band topology has been…

The quantum anomalous Hall effect (QAHE) is a quantum phenomenon in which a two-dimensional system exhibits a quantized Hall resistance $h/e^2$ in the absence of magnetic field, where $h$ is the Planck constant and $e$ is the electron…

介观与纳米尺度物理 · 物理学 2026-01-13 Zhi-Qiang Zhang , Yu-Hang Li , Ming Lu , Hongfang Liu , Hailong Li , Hua Jiang , X. C. Xie

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…

介观与纳米尺度物理 · 物理学 2015-03-18 Ming-Che Chang , Min-Fong Yang

The list of interesting electrical properties exhibited by transition metal dichalcogenides has grown with the discovery of extremely large magnetoresistance (MR) and type-II Weyl semimetal behaviour in WTe$_2$ and MoTe$_2$. The extremely…

强关联电子 · 物理学 2024-10-10 Sourabh Barua , M. R. Lees , G. Balakrishnan , P. A. Goddard

Recently, many unexpected fine structures in electric, magnetic, and thermoelectric responses at extremely magnetic fields in topological materials have attracted tremendous interest. We propose a new mechanism of quantum oscillation beyond…

介观与纳米尺度物理 · 物理学 2020-07-31 C. M. Wang , Hai-Zhou Lu , X. C. Xie

We discuss three possible ways to address quantum physics behind chiral magnetic effect and electric charge fluctuation patterns in heavy ion collisions. The first one makes use of P-parity violation probed by local order parameters, the…

高能物理 - 唯象学 · 物理学 2010-12-23 V. Orlovsky , V. Shevchenko

The low-temperature charge-density-wave (CDW) state in the layered organic metals $\alpha $-(BEDT-TTF)$_2$MHg(SCN)$_4$ has been studied by means of the Shubnikov -- de Haas and de Haas -- van Alphen effects. In addition to the dominant…

In this paper we investigate the chiral magnetic effect (CME): the generation of an electric current due to a homogeneous background magnetic field and a homogeneous chiral imbalance in QCD. We demonstrate that the leading coefficient…

高能物理 - 格点 · 物理学 2024-10-17 Bastian B. Brandt , Gergely Endrődi , Eduardo Garnacho-Velasco , Gergely Markó

We demonstrate the formation of orbital and spin Hall effects (OHE/SHE) in the 1T phase of non-magnetic transition metal dichalcogenides. With the aid of density functional theory calculations and model Hamiltonian studies on MX$_2$ (M =…

介观与纳米尺度物理 · 物理学 2024-05-21 Pratik Sahu , Jatin Kumar Bidika , Bubunu Biswal , S. Satpathy , B. R. K. Nanda

Quantum Chromodynamics (QCD) predicts that topological charge changing transitions will take place in hot quark matter. Such transitions induce P- and CP-violating effects. We will show that in the presence of a magnetic field these…

高能物理 - 唯象学 · 物理学 2008-11-26 Harmen J. Warringa

The chiral anomaly is a purely quantum mechanical phenomenon that has a long history dating back to the late 1960s. Surprisingly, it has recently made a macroscopic appearance in condensed matter physics. A brief introduction to the…

综合物理 · 物理学 2017-10-11 Gerald E. Marsh

For both electron- and hole-doped cuprates, superconductivity appears in the vicinity of suppressed broken symmetry order, suggesting that quantum criticality plays a vital role in the physics of these systems. A confounding factor in…

Quark interactions with topological gluon configurations can induce chirality imbalance and local parity violation in quantum chromodynamics. This can lead to electric charge separation along the strong magnetic field in relativistic…

核实验 · 物理学 2019-09-25 STAR collaboration

The chiral magnetic wave (CMW) is a macroscopic quantum phenomenon that arises due to the mixing of the electric and chiral charge oscillations induced by the chiral anomaly. In this study we report the first quantum simulation (on…

高能物理 - 唯象学 · 物理学 2024-02-07 Kazuki Ikeda , Dmitri E. Kharzeev , Shuzhe Shi

In this paper we show that magnetic-dipolar-mode (MDM) oscillations of a quasi-2D ferrite disk are characterized by unique symmetry features with topological phases resulting in appearance of the magnetoelectric (ME) properties. The entire…

材料科学 · 物理学 2008-05-06 M. Sigalov , E. O. Kamenetskii , R. Shavit

We study the chiral electric separation effect (CESE) in Weyl semimetals (WSM). Within the model based on the kinetic equation we show that there is a non-zero chirality current in external electric and magnetic fields. We distinguish…

介观与纳米尺度物理 · 物理学 2018-10-24 Vladimir A. Zyuzin

Weyl semi-metal is the three dimensional analog of graphene. According to the quantum field theory, the appearance of Weyl points near the Fermi level will cause novel transport phenomena related to chiral anomaly. In the present paper, we…

We consider a system of weakly coupled one-dimensional wires forming a three-dimensional stack in the presence of a spatially periodic modulation of the chemical potential along the wires, equivalent to a charge density wave (CDW). An…

介观与纳米尺度物理 · 物理学 2020-09-23 Paweł Szumniak , Daniel Loss , Jelena Klinovaja

Large magnetic fields exist in magnetars and are produced in off-central heavy-ion collisions. For the latter, field strengths are estimated to be comparable to strong interaction scales. This fact has motivated many studies of QCD physics…

高能物理 - 唯象学 · 物理学 2024-08-20 Prabal Adhikari , Brian C. Tiburzi

In the presence of the fluid helicity $\boldsymbol{v} \cdot \boldsymbol{\omega}$, the magnetic field induces an electric current of the form $\boldsymbol{j} = C_{\rm HME} (\boldsymbol{v} \cdot \boldsymbol{\omega}) \boldsymbol{B}$. This is…

高能物理 - 理论 · 物理学 2021-06-08 Naoki Yamamoto , Di-Lun Yang
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