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Competing magnetic exchange interactions often result in non-collinear magnetic states, such as spin spirals, which break the inversion symmetry and induce ferroelectric polarization. The resulting strong interactions between magnetic and…

Strongly Correlated Electrons · Physics 2021-01-01 Francesco Foggetti , Sergey Artyukhin

The scale (conformal) anomaly can generate an electric current near the boundary of a system in the presence of a static magnetic field. The magnitude of this magnetization current, produced at zero temperature and in the absence of matter,…

High Energy Physics - Lattice · Physics 2023-08-29 M. N. Chernodub , V. A. Goy , A. V. Molochkov

The effect of magnetic domain boundaries displacement induced by electric field is observed in epitaxial ferrite garnet films (on substrates with the (210) crystallographic orientation). The effect is odd with respect to the electric field…

Materials Science · Physics 2008-01-29 A. S. Logginov , G. A. Meshkov , V. A. Nikolaev , A. P. Pyatakov , A. K. Zvezdin

We give a derivation for the indirect interaction between two magnetic dipoles induced by the quantized electromagnetic field. It turns out that the interaction between permanent dipoles directly returns to the classical form; the…

Quantum Physics · Physics 2018-01-19 Jiaxuan Wang , Hui Dong , Sheng-Wen Li

We study electric polarization and nonlinear optical effects in spin systems with broken inversion symmetry. We apply strong coupling expansion to the underlying electronic Hamiltonians, and systematically derive expressions for electric…

Strongly Correlated Electrons · Physics 2021-08-25 Takahiro Morimoto , Sota Kitamura , Shun Okumura

We analyze interaction effects on boundary states of single layer graphene. Near a half filled band, both short and long-ranged interactions lead to a fully spin polarized configuration. In addition, the band of boundary states acquires a…

Strongly Correlated Electrons · Physics 2008-07-17 B. Wunsch , T. Stauber , F. Sols , F. Guinea

Light-matter interaction processes are significantly affected by surrounding electromagnetic environment. Dielectric materials are usually introduced into an interaction picture via their classical properties, e.g. permittivity, appearing…

Optics · Physics 2017-12-12 Alexey S. Kadochkin , Alexander S. Shalin , Pavel Ginzburg

We show that Maxwell theory with a codimension-$1$ Chern-Simons interface supports chiral electromagnetic surface waves on the interface, even when the bulk theory on both sides is conventional vacuum electrodynamics in infinite space.…

High Energy Physics - Theory · Physics 2026-05-29 Nemanja Kaloper

We theoretically investigate spin-wave propagation through a magnetic metamaterial with spatially modulated Dzyaloshinskii-Moriya interaction. We establish an effective Sch{\"o}dinger equation for spin-waves and derive boundary conditions…

Materials Science · Physics 2017-11-29 Seung-Jae Lee , Jung-Hwan Moon , Hyun-Woo Lee , Kyung-Jin Lee

A common scenario of magnetoelectric coupling in multiferroics is the electric polarization induced by spatially modulated spin structures. It is shown in this paper that the same mechanism works in magnetic dielectrics with inhomogeneous…

Materials Science · Physics 2012-11-13 A. P. Pyatakov , G. A. Meshkov , A. K. Zvezdin

We develop a Chern-Simons theory to describe a two-dimensional electron gas in intermediate magnetic fields. Within this approach, inhomogeneous states emerge in analogy to the intermediate state of a superconductor. At half filling of the…

Mesoscale and Nanoscale Physics · Physics 2009-10-31 Bernd Rosenow , Stefan Scheidl

One starts from a planar Maxwell-Chern-Simons model endowed with a Lorentz-violating term. The Dirac sector is introduced exhibiting a Yukawa and a minimal coupling with the scalar scalar and the gauge fields, respectively. One then…

High Energy Physics - Theory · Physics 2009-11-10 Manoel M. Ferreira

The model of a planar atom which possesses a non-vanishing electric dipole moment interacting with magnetic fields in a specific setting is studied. Energy spectra of this model and its reduced model, which is the limit of cooling down the…

Quantum Physics · Physics 2020-04-13 Yao-Yao Ma , Qiu-Yue Zhang , Qing Wang , Jian Jing

Some magnetoelectric multiferroics have a canted spin structure that can be described by a Dzyaloshinkii-Moriya coupling. We calculate properties and features expected for surface and bulk magnon polaritons in such media with a linear…

Strongly Correlated Electrons · Physics 2015-05-18 V. Gunawan , R. L. Stamps

We theoretically investigate a nonlinear response to a linearly polarized monochromatic electromagnetic wave incident at an angle on a two-dimensional (2D) electronic system (ES) in the form of an infinite strip. The 2D ES is situated on a…

Mesoscale and Nanoscale Physics · Physics 2025-12-15 D. A. Rodionov , S. G. Timchenko , I. V. Zagorodnev

Recently, the concept of dynamical extended charged events has been introduced, and it has been argued that they should play as central a role as that played by particles or ordinary branes. In this article we show that in the presence of a…

High Energy Physics - Theory · Physics 2015-05-30 Claudio Bunster , Andrés Gomberoff , Marc Henneaux

The near fields originated from a small quasi-two-dimensional ferrite disk with magnetic-dipolar-mode (MDM) oscillations are the fields with broken dual (electric-magnetic) symmetry. Numerical studies show that such fields, called the…

Optics · Physics 2015-12-18 R. Joffe , R. Shavit , E. O. Kamenetskii

In a thin strip of a two-dimensional semiconductor electronic system, spin-orbit coupling may be induced near both edges of the strip due to the substantial spatial variation of the confining potential in the boundary regions. In this paper…

Mesoscale and Nanoscale Physics · Physics 2009-11-11 Yongjin Jiang , Liangbin Hu

Modeling a nonlinear anisotropic magnetodielectric medium with spatial-temporal dispersion by two continuum collections of three dimensional harmonic oscillators, a fully canonical quantization of the electromagnetic field is demonstrated…

Quantum Physics · Physics 2016-05-04 Majid Amooshahi

We extend results of [Liu et al. Proc. Roy. Soc. Lond. A 469, 20130240, 2013] on artificial magneto-electric coupling and magnetism in moderate contrast dielectric layered media via high-order homogenization to the three-dimensional…

Optics · Physics 2022-11-11 B. Gralak , Y. Liu , S. Guenneau
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