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Related papers: Gyrotropic magnetic effect in metallic chiral magn…

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The rotation of the plane of polarization of light passing through a non-magnetic material is known as natural optical activity or optical gyrotropy. The behavior of this effect in thin chiral conductors is of current interest. For example,…

Mesoscale and Nanoscale Physics · Physics 2020-05-15 Yan-Qi Wang , Takahiro Morimoto , Joel E. Moore

Electrical control of the orbital degrees of freedom is an important area of research in the emerging field of "orbitronics." Orbital {\it gyrotropic} magneto-electric effect (OGME) is the generation of an orbital magnetization in a…

Mesoscale and Nanoscale Physics · Physics 2020-11-17 Sayantika Bhowal , S. Satpathy

The gyrotropic magnetic effect (GME), which emerges as the low-frequency limit of natural gyrotopy, is a fundamental property of Bloch electrons on the Fermi surface in materials lacking inversion symmetry. While Weyl semimetals were among…

Materials Science · Physics 2025-11-07 Fangyang Zhan , Xin Jin , Da-Shuai Ma , Jing Fan , Peng Yu , Dong-Hui Xu , Rui Wang

The current density ${\bf j}^{\rm{\bf B}}$ induced in a clean metal by a slowly-varying magnetic field ${\bf B}$ is formulated as the low-frequency limit of natural optical activity, or natural gyrotropy. Working with a multiband Pauli…

Mesoscale and Nanoscale Physics · Physics 2016-02-22 Shudan Zhong , Joel E. Moore , Ivo Souza

We extend previous holographic studies of the Chiral Magnetic Effect (CME) by incorporating a time-dependent magnetic field. Various magnetic field profiles proposed in the literature are implemented, and their impact on the CME signal is…

High Energy Physics - Phenomenology · Physics 2025-03-14 Sebastian Grieninger , Sergio Morales-Tejera , Pau G. Romeu

Chiral Magnetic Effect (CME) is a phenomenon in which electric charge is separated by a strong magnetic field from local domains of chirality imbalance in quantum chromodynamics. The CME-sensitive, azimuthal correlator difference…

High Energy Physics - Phenomenology · Physics 2025-03-05 Han-Sheng Li , Yicheng Feng , Fuqiang Wang

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

Photo-magnetic effects (PMEs), intrinsic to transition metals, arises from the interaction between light-induced angu-lar momentum and electronic spin. These effects are suppressed in noble metals with high symmetry and electron density.…

Materials Science · Physics 2025-10-17 Tianwei Ouyang , Hang Su , Wanning Zhang , Yingying Duan , Yuxi Fang , Shunai Che , Yizhou Liu

The Chiral Magnetic Effect (CME) is a phenomenon in which electric charge is separated by a strong magnetic field from local domains of chirality imbalance and parity violation in quantum chromodynamics (QCD). The CME-sensitive observable,…

Data Analysis, Statistics and Probability · Physics 2025-11-06 Han-Sheng Li , Yicheng Feng , Fuqiang Wang

The nodal points in a Weyl semimetal are generally considered as the causes of the chiral anomaly and the chiral magnetic effect (CME). Employing a linear-response analysis of a two-band lattice model, we show that the Weyl nodes and thus…

Mesoscale and Nanoscale Physics · Physics 2015-11-10 Ming-Che Chang , Min-Fong Yang

Using a semiclassical Green's function formalism, we discover the emergence of chiral and topological orbital magnetism in two-dimensional chiral spin textures by explicitly finding the corrections to the orbital magnetization, proportional…

Materials Science · Physics 2017-06-20 Fabian R. Lux , Frank Freimuth , Stefan Blügel , Yuriy Mokrousov

The Chiral Magnetic Effect (CME) has been investigated as a new transport phenomenon in condensed matter. Such an effect appears in systems with chiral fermions and involves an electric current generated by a magnetic field by means of an…

High Energy Physics - Theory · Physics 2020-10-06 Pedro D. S. Silva , Manoel M. Ferreira , Marco Schreck , Luis F. Urrutia

The geometrical spin torque mediates an indirect interaction of magnetic moments, which are weakly exchange coupled to a system of itinerant electrons. It originates from a finite spin-Berry curvature and leads to a non-Hamiltonian…

Strongly Correlated Electrons · Physics 2023-08-01 Nicolas Lenzing , David Krüger , Michael Potthoff

The chiral magnetic effect (CME) in heavy-ion collisions reflects the local violation of ${\cal P}$ and ${\cal CP}$ symmetries in strong interactions and manifests as electric charge separation along the direction of the magnetic field…

Nuclear Theory · Physics 2024-09-10 Zhiyi Wang , Jinhui Chen , Diyu Shen , Aihong Tang , Gang Wang

We study the chiral magnetic effect (CME) in tilted multi-Weyl Semimetals (WSM) employing a two-band lattice model. We focus on the type-II phase of mWSMs, introduced by incorporating a Lorentz symmetry violating tilt term. We add to the…

Strongly Correlated Electrons · Physics 2021-08-25 Anirudha Menon , Souvik Chattopadhay , Banasri Basu

The chiral magnetic effect is the generation of electric current induced by chirality imbalance in the presence of magnetic field. It is a macroscopic manifestation of the quantum anomaly in relativistic field theory of chiral fermions…

Strongly Correlated Electrons · Physics 2016-06-21 Qiang Li , Dmitri E. Kharzeev , Cheng Zhang , Yuan Huang , I. Pletikosic , A. V. Fedorov , R. D. Zhong , J. A. Schneeloch , G. D. Gu , T. Valla

The interplay between chirality and topology nurtures many exotic electronic properties. For instance, topological chiral semimetals display multifold chiral fermions that manifest nontrivial topological charge and spin texture. They are an…

Mesoscale and Nanoscale Physics · Physics 2023-10-17 Qun Yang , Jiewen Xiao , Iñigo Robredo , Maia G. Vergniory , Binghai Yan , Claudia Felser

The chiral magnetic effect (CME) refers to a predicted phenomena in quantum chromodynamics that manifests as a charge separation along an external magnetic field, driven by an imbalance of quark chirality. Searches for the CME has been…

Nuclear Experiment · Physics 2026-03-18 Wei Li , Qiye Shou , Fuqiang Wang

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

The chiral magnetic effect (CME) is a collective quantum phenomenon that arises from the interplay between gauge field topology and fermion chiral anomaly, encompassing a wide range of physical systems from semimetals to quark-gluon plasma.…

Nuclear Theory · Physics 2025-01-03 Dmitri E. Kharzeev , Jinfeng Liao , Prithwish Tribedy
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