English
Related papers

Related papers: Acoustomagnetoelectric effect in a degenerate semi…

200 papers

The acoustoelectric effect $AE$ in Graphene with degenerate energy dispersion is theoretically studied for hypersound in the regime $ql >> 1$. At low temperatures ($k_{\beta}T <<1$), the non-linear dependence of Acoustoelectric current…

Mesoscale and Nanoscale Physics · Physics 2015-05-22 K. A. Dompreh , N. G. Mensah , S. Y. Mensah

The Acoustomagnetoelectric Effect (AME) in Graphene Nanoribbon (GNR) was theoretically studied using the Boltzmann kinetic equation. On open circuit, the general formular for Surface Acoustomagnetoelectric field ($\vec{E}_{SAME}$) in GNR…

Mesoscale and Nanoscale Physics · Physics 2015-05-20 K. A. Dompreh , S. Y. Mensah , S. S. Abukari , R. Edziah , N. G. Mensah , H. A. Quaye

Discussed in the present study are details of the behavior of low-frequency "acoustic" ($ac$) modes in the spectrum of edge magnetoplasma oscillations in axially symmetric degenerate 2D electron systems where electron density distribution…

Mesoscale and Nanoscale Physics · Physics 2017-03-08 V. B. Shikin

Neumann's principle states that all physical properties of a material are bound by its symmetry. While bulk crystals follow well-defined point and space groups, phenomena at a substrate's surface could have less apparent symmetry origins.…

Materials Science · Physics 2026-02-27 Sandeep Vijayan , Stephan Suffit , Scott E. Cooper , Yejun Feng

We propose a mechanism to generate a static magnetization via {\em axial magnetoelectric effect} (AMEE). Magnetization ${\bf M} \sim {\bf E}_5(\omega)\times {\bf E}_5^{*}(\omega)$ appears as a result of the transfer of the angular momentum…

Mesoscale and Nanoscale Physics · Physics 2021-06-23 Long Liang , P. O. Sukhachov , A. V. Balatsky

We study the acousto-electric (AE) effect generated by surface acoustic waves (SAW) in a high mobility 2D electron gas (2DEG) with isotropic and especially small-angle impurity scattering. In both cases the acousto-electric effect exhibits…

Mesoscale and Nanoscale Physics · Physics 2007-05-23 John P. Robinson , Vladimir I. Fal'ko

The exchange effect and the magneto-plasmon mode dispersion are studied theoretically for an anisotropic two-dimensional electronic system in the presence of an uniform perpendicular magnetic field. Employing an effective low-energy model…

Mesoscale and Nanoscale Physics · Physics 2016-11-23 Xiaoguang Wu

The magnetoelectric (ME) effects are caused by interactions of the electrical and magnetic subsystems in a solid. Among the applications of ME effects, there are methods of magnetic reversal under the influence of an electrostatic field and…

Materials Science · Physics 2023-12-08 Bogdan Tanygin

The anomalous Hall effect (AHE) occurs in magnetic systems and also unexpectedly in non-magnetic materials adjacent to magnetic insulators via the heterointerface interactions. However, the AHE in heterostructures induced by magnetic…

The axial magnetic effect (AME) is one of the anomalous transport phenomena in which the energy current is induced by an axial magnetic field. Here, we numerically study the AME for the relativistic Wilson fermion in the axial magnetic…

Mesoscale and Nanoscale Physics · Physics 2021-05-04 Atsuo Shitade , Yasufumi Araki

In geometrically symmetric capacitive radio-frequency plasmas driven by two consecutive harmonics a dc self-bias can be generated as a function of the phase shift between the driving frequencies via the Electrical Asymmetry Effect (EAE).…

Plasma Physics · Physics 2015-06-16 Ihor Korolov , Aranka Derzsi , Zoltan Donko , Julian Schulze

We have studied acoustoelectric (AE) effect produced by surface acoustic waves (SAW) in a monolithic layered structure, composed of piezodielectric LiNbO_{3} substrate and La_{0.67}Ca_{0.33}MnO_{3} film. The experiments unexpectedly…

Strongly Correlated Electrons · Physics 2009-11-07 Y. Ilisavskii , A. Goltsev , K. Dyakonov , V. Popov , E. Yakhkind , V. P. Dyakonov , P. Gierlowski , A. Klimov , S. J. Lewandowski , H. Szymczak

One of the hallmarks of time-reversal-symmetric topological insulators in three dimensions is the topological magnetoelectric effect (TME). So far, a time-reversal breaking variant of this effect has attracted much attention, in the sense…

Mesoscale and Nanoscale Physics · Physics 2017-12-06 Heinrich-Gregor Zirnstein , Bernd Rosenow

A new theory is developed for the magnetoelectric (ME) coupling in a symmetric 2-2 ME laminate having a representative piezoelectric crystal (PMN-PT) particularly with anisotropic piezoelectric properties. Considering the average field…

The Magnetoelectric (ME) effect in solids is a prominent cross correlation phenomenon, in which the electric field (${\bm E}$) controls the magnetization (${\bm M}$) and the magnetic field (${\bm H}$) controls the electric polarization…

Strongly Correlated Electrons · Physics 2015-09-30 Makoto Naka , Sumio Ishihara

Various electromagnetic systems can carry an angular momentum in their {\bf E} and {\bf B} fields. The electromagnetic field angular momentum (EMAM) of these systems can combine with the spin angular momentum to give composite fermions or…

Mesoscale and Nanoscale Physics · Physics 2009-10-31 Douglas Singleton , Jerzy Dryzek

While altermagnetic materials are characterized by a vanishing net magnetic moment, their symmetry in principle allows for the existence of an anomalous Hall effect (AHE). Here we introduce a model with altermagnetism in which the emergence…

Strongly Correlated Electrons · Physics 2024-09-05 Toshihiro Sato , Sonia Haddad , Ion Cosma Fulga , Fakher F. Assaad , Jeroen van den Brink

We investigated the effect of an electric field on the interface magnetic anisotropy of a thin MgO/Fe/MgO layer using density functional theory. The perpendicular magnetic anisotropy energy (MAE) increases not only under electron depletion…

Materials Science · Physics 2015-06-23 Daiki Yoshikawa , Masao Obata , Yusaku Taguchi , Shinya Haraguchi , Tatsuki Oda

Measurement results of the acoustoelectric effects (surface acoustic waves (SAW) attenuation and velocity) in a high-mobility $p$-SiGe/Ge/SiGe structure are presented. The structure was LEPECVD grown with a two dimensional (2D) channel…

Mesoscale and Nanoscale Physics · Physics 2015-05-13 I. L. Drichko , A. M. Diakonov , E. V. Lebedeva , I. Yu. Smirnov , O. A. Mironov , M. Kummer , H. von Känel

The linear magnetoelectric (ME) effect allows for the selection or switching between two antiferromagnetic (AFM) states via the application of large electric ($E$) and magnetic ($H$) fields. Once an AFM state is selected, it is preserved by…

Strongly Correlated Electrons · Physics 2021-10-18 Vilmos Kocsis , Yusuke Tokunaga , Yoshinori Tokura , Yasujiro Taguchi
‹ Prev 1 2 3 10 Next ›