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相关论文: Density Wave Mediated Dzyaloshinskii-Moriya Intera…

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We present analysis of the interacting quantum wire problem in the presence of magnetic field and spin-orbit interaction. We show that an interesting interplay of Zeeman and spin-orbit terms, facilitated by the electron-electron…

强关联电子 · 物理学 2007-05-23 Jianmin Sun , Suhas Gangadharaiah , Oleg A. Starykh

The rectifying effect of radio-frequency (RF) current is highly sensitive in terms of the spatial spin distribution and dynamics. It emerged that an additional spin wave mode was stimulated by the direct-current (DC) current and that this…

材料科学 · 物理学 2008-04-01 A. Yamaguchi , K. Motoi , H. Miyajima

We explore the interplay between topology and eigenmodes by changing the stabilizing mechanism of skyrmion lattices (skX). We focus on two prototypical ultrathin films hosting an hexagonal (Pd/Fe/Ir(111)) and a square (Fe/Ir(111)) skyrmion…

介观与纳米尺度物理 · 物理学 2023-05-11 Louise Desplat , Bertrand Dupé

Hopfions are localized and topologically non-trivial magnetic configurations that have received considerable attention in recent years. Through a micromagnetic approach, we analyze the scattering of spin waves by magnetic hopfions. We show…

介观与纳米尺度物理 · 物理学 2024-12-10 Carlos Saji , Roberto E. Troncoso , Vagson L. Carvalho-Santos , Dora Altbir , Alvaro S. Nunez

We theoretically investigate magnons on the $\alpha$-T$_3$ lattice. Atomistic spin dynamics simulations show that next-nearest neighbor hopping and easy-axis anisotropy stabilize ferromagnetic order in the presence of Dzyaloshinskii-Moriya…

介观与纳米尺度物理 · 物理学 2025-01-22 Luqman Saleem , Hasan M. Abdullah , Udo Schwingenschlogl , Aurelien Manchon

Current-induced domain wall motion in the presence of the Dzyaloshinskii-Moriya interaction (DMI) is experimentally and theoretically investigated in heavy-metal/ferromagnet bilayers. The angular dependence of the current-induced torque and…

We investigate linear interference effects between a nonlinear plane wave and bright solitons, which are admitted by pair-transition coupled two-component Bose-Einstein condensate. We demonstrate the interference effects can induce several…

量子气体 · 物理学 2018-02-07 Y. H. Qin , L. C. Zhao , Z. Y. Yang , W. L. Yang

We propose a new mechanism for the thermal Hall effect in exchange spin-wave systems, which is induced by the magnon-phonon interaction. Using symmetry arguments, we first show that this effect is quite general, and exists whenever the…

介观与纳米尺度物理 · 物理学 2019-10-17 Xiaoou Zhang , Yinhan Zhang , Satoshi Okamoto , Di Xiao

The spin-orbit interaction in semiconductors is shown to result in an anisotropic contribution into the exchange Hamiltonian of a pair of localized conduction-band electrons. The anisotropic exchange interaction exists in semiconductor…

凝聚态物理 · 物理学 2009-10-31 K. V. Kavokin

We theoretically show that moderate interaction between electrons confined to move in a plane and localized magnetic moments leads to formation of a noncoplanar magnetic state. The state is similar to the skyrmion crystal recently observed…

介观与纳米尺度物理 · 物理学 2015-03-19 D. Solenov , D. Mozyrsky , I. Martin

The longitudinal spin-Seebeck effect (SSE) in magnetic insulator$|$non-magnetic metal heterostructures has been theoretically studied primarily with the assumption of an isotropic interfacial exchange coupling. Here, we present a general…

介观与纳米尺度物理 · 物理学 2020-01-15 Bowen Ma , Benedetta Flebus , Gregory A. Fiete

We have investigated magnetoelectric coupling in the single-molecule magnet $\mathrm{Mn}_{4}\mathrm{Te}_{4}(\mathrm{P}\mathrm{Et}_{3})_{4}$ with tetrahedral spin frustration. Our density functional studies found that an electric dipole…

材料科学 · 物理学 2022-08-31 Jie-Xiang Yu , Jia Chen , Neil Sullivan , Hai-Ping Cheng

Dzyaloshinskii-Moriya (DM) interaction has been proven to excite entanglement of spin systems, enhancing the capability of realizing various quantum tasks such as teleportation. In this work, we consider the DM interaction -to the best of…

量子物理 · 物理学 2016-09-14 Fatih Ozaydin

We discuss the influence of the Dzyaloshinskii-Moriya (DM) interaction in the Heizenberg spin chain model for the observables in the polarized neutron scattering experiments. We show that different choices of the parameters of DM…

强关联电子 · 物理学 2009-10-31 D. N. Aristov , S. V. Maleyev

Despite the huge recent interest towards chiral magnetism related to the interfacial Dzyaloshinskii Moriya interaction (iDMI) in layered systems, there is a lack of experimental data on the effect of iDMI on the spin waves eigenmodes of…

We perform a symmetry analysis of the ABC-stacked kagome planes of Mn atoms common to the $L1_2$ Mn$_3$X and antiperovskite Mn$_3$AB alloys. In addition to the single-ion-anisotropy and Kitaev-type anisotropic exchange known to stabilize…

强关联电子 · 物理学 2023-02-22 J. S. R. McCoombs , A. Zelenskiy , M. L. Plumer , B. W. Southern , T. L. Monchesky

The nonreciprocal propagation of spin waves (SWs) offers opportunities for developing novel functional magnonic logic devices, where controllability is crucial for magnetic signal processing. Domain walls act as natural waveguides due to…

材料科学 · 物理学 2025-07-30 Tingting Liu , Shuhong Li , Yunlong Liu , Shuchao Qin , Yang Liu , Wenjun Wang , Minghui Qin

We have carried out a first-principles theoretical study of the magnetically induced polarization in orthorhombic TbMnO3, a prototypical material in which a cycloidal spin structure generates an electric polarization via the spin-orbit…

材料科学 · 物理学 2009-12-16 Andrei Malashevich , David Vanderbilt

We investigate the effect of Dzyaloshinskii-Moriya interactions on the low temperature magnetic susceptibility for a system whose low energy physics is dominated by short-range valence bonds (singlets). Our general perturbative approach is…

强关联电子 · 物理学 2009-01-09 Mayra Tovar , Kumar S. Raman , Kirill Shtengel

The Dzyaloshinskii-Moriya interaction (DMI) has been shown to stabilise Ne\'{e}l domain walls in magnetic thin films, allowing high domain wall velocities driven by spin current effects. DMI occurs at the interface between ferromagnetic and…

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