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相关论文: Moir\'e dispersion of edge states in spin chains o…

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We study the spin edge states, induced by the combined effect of spin-orbit interaction (SOI) and hard-wall confining potential, in a two-dimensional electron system, exposed to a perpendicular magnetic field. We find an exact solution of…

介观与纳米尺度物理 · 物理学 2013-07-29 V. L. Grigoryan , A. Matos Abiague , S. M. Badalyan

Spin waves are promising chargeless information carriers for the future, energetically efficient beyond-CMOS systems. Among many advantages there are the ease of achieving nonlinearity, the variety of possible interactions, and excitation…

介观与纳米尺度物理 · 物理学 2022-03-22 Pawel Gruszecki , Konstantin Y. Guslienko , Igor L. Lyubchanskii , Maciej Krawczyk

We consider a mesoscopic {\it ballistic} structure with Rashba spin-orbit splitting of the electron spectrum. The ballistic region is attached to the leads with a voltage applied between them. We calculate the edge spin density which…

介观与纳米尺度物理 · 物理学 2015-05-19 Alexander Khaetskii , Eugene Sukhorukov

Moir\'e superlattices in the twisted bilayer graphene provide an unprecedented platform to investigate a wide range of exotic quantum phenomena. Recently, the twist degree of freedom has been introduced into various classical wave systems,…

介观与纳米尺度物理 · 物理学 2021-12-01 Weixuan Zhang , Deyuan Zou , Qingsong Pei , Wenjing He , Houjun Sun , Xiangdong Zhang

We investigate the reflection coefficient of spin waves propagating in an ultra-thin ferromagnetic film with regions where saturation magnetization is modulated. We find analytically and using micromagnetic simulations that there are…

介观与纳米尺度物理 · 物理学 2020-01-08 Pablo Borys , Naser Qureshi , Cesar Ordonez-Romero , Oleg Kolokoltsev

We derive a drift-diffusion equation for spin polarization in semiconductors by consistently taking into account electric-field effects and nondegenerate electron statistics. We identify a high-field diffusive regime which has no analogue…

材料科学 · 物理学 2009-11-07 Z. G. Yu , M. E. Flatte

We investigate static charge and spin density modulation patterns along a ferromagnet/semiconductor single junction quantum wire in the presence of spin-orbit coupling. Coherent scattering theory is used to calculate the charge and spin…

介观与纳米尺度物理 · 物理学 2009-11-11 Minchul Lee , Christoph Bruder

We studied the edge states and transverse electron focusing in the presence of spin-orbit interaction in a two dimensional electron gas. Assuming strong spin-orbit coupling we derived semiclassical quantization conditions to describe the…

介观与纳米尺度物理 · 物理学 2016-01-20 Andor Kormanyos

We investigate spin-wave propagation in magnetic insulators in the presence of lattice dislocations. Within a continuum magnetoelastic framework, we show that the strain fields generated by dislocations induce equilibrium magnetic textures.…

介观与纳米尺度物理 · 物理学 2026-02-11 Cristobal Larronde , Ignacio Castro , Alvaro S. Nunez , Roberto E. Troncoso , Nicolas Vidal-Silva

Two-dimensional magnetic materials provide an ideal platform to explore collective many-body excitations associated with spin fluctuations. In particular, it should be feasible to explore, manipulate and ultimately design magnonic…

介观与纳米尺度物理 · 物理学 2023-04-27 Somesh Chandra Ganguli , Markus Aapro , Shawulienu Kezilebieke , Mohammad Amini , Jose L. Lado , Peter Liljeroth

Inelastic neutron scattering with high wave-vector resolution has characterized the propagation of transverse spin wave modes near the antiferromagnetic zone center in the metastable domain state of a random field Ising magnet. A…

无序系统与神经网络 · 物理学 2009-11-07 R. L. Leheny , Y. S. Lee , G. Shirane , R. J. Birgeneau

Detecting chiral edge modes in topological materials has been intensively pursued in experiments. However, the phenomena caused by the modes are not yet elucidated theoretically. We study the dynamics of chiral spinon wave packets at the…

强关联电子 · 物理学 2020-03-18 Tomonari Mizoguchi , Tohru Koma , Yasuhito Yoshida

Long-wavelength spin waves in disordered magnetic systems have been investigated. In the framework of the Heisenberg model with magnetic dipole and exchange interactions between spins it is found that an additional longitudinal spin wave…

无序系统与神经网络 · 物理学 2008-01-31 L. V. Lutsev

Strain-inducing deformations in graphene alter charge distributions and provide a new method to design specific features in the band structure and transport properties. Novel approaches implement engineered substrates to induce specifically…

介观与纳米尺度物理 · 物理学 2021-01-04 Md Tareq Mahmud , Nancy Sandler

We consider a 2D ballistic and quasi-ballistic structures with spin-orbit-related splitting of the electron spectrum. The ballistic region is attached to the leads with a voltage applied between them. We calculate the edge spin density…

介观与纳米尺度物理 · 物理学 2015-06-04 Alexander Khaetskii , Eugene Sukhorukov

Moir\'e heterostructures provide a powerful framework for tailoring electronic band structures via controlled long-range periodic superlattice potentials. Beyond widely studied moir\'e-tailored flat bands, folded band structures can host…

In the presence of spin-orbit interactions, the steady state established for spin distributions in an electric field is qualitatively different from the steady state for charge distributions. This is primarily because the steady state…

介观与纳米尺度物理 · 物理学 2009-11-13 Dimitrie Culcer , Roland Winkler

We argue that the shape of the dispersion along the nodal and antinodal directions in the cuprates can be understood as a consequence of the interaction of the electrons with collective spin excitations. In the normal state, the dispersion…

超导电性 · 物理学 2009-11-10 A. V. Chubukov , M. R. Norman

We show that edge states similar to those known for topological insulators exist in two-dimensional electron system with one-band spectrum in the presence of heterogeneous spin-orbit interaction (SOI). These states appear at boundaries…

介观与纳米尺度物理 · 物理学 2010-11-17 Aleksei A. Sukhanov , Vladimir A. Sablikov

The rapidly expanding research in Spintronics, the electronics utilizing the electron spin instead of its charge, is driven by the very interesting potential applications. The actual task is to develop principles for the spin manipulations…

材料科学 · 物理学 2009-11-10 A. V. Scherbakov , A. V. Akimov , D. R. Yakovlev , W. Ossau , L. Hansen , A. Waag , L. W. Molenkamp
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