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Related papers: Spin Hall effect originated from fractal surface

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Efficient generation and manipulation of spin signals in a given material without invoking external magnetism remain one of the challenges in spintronics. The spin Hall effect (SHE) and Rashba-Edelstein effect (REE) are well-known…

Magnetic textures like skyrmions and domain walls coupled to itinerant electrons give rise to rich transport phenomena such as anomalous Hall effect and nonreciprocal current. An interesting case is when the transport coefficient is related…

Mesoscale and Nanoscale Physics · Physics 2024-06-25 Jun Mochida , Hiroaki Ishizuka

Crystal symmetry plays an important role in the Hall effects. Unconventional spin Hall effect (USHE), characterized by Dresselhaus and out-of-plane spins, has been observed in materials with low crystal symmetry. Recently, antisymmetric…

The generation and manipulation of carrier spin polarization in semiconductors solely by electric fields has garnered significant attention as both an interesting manifestation of spin-orbit physics as well as a valuable capability for…

Mesoscale and Nanoscale Physics · Physics 2008-06-03 N. P. Stern , D. W. Steuerman , S. Mack , A. C. Gossard , D. D. Awschalom

Although pinning of domain walls in ferromagnets is ubiquitous, the absence of an appropriate characterization tool has limited the ability to correlate the physical and magnetic microstructures of ferromagnetic films with specific pinning…

Materials Science · Physics 2015-06-03 Te-Yu Chen , Michael J. Erickson , Chris Leighton , Paul A. Crowell

We consider spin and charge flow in normal metals. We employ the Keldysh formalism to find transport equations in the presence of spin-orbit interaction, interaction with magnetic impurities, and non-magnetic impurity scattering. Using the…

Mesoscale and Nanoscale Physics · Physics 2009-11-10 R. V. Shchelushkin , Arne Brataas

We investigate the origin of spin-orbit torques (SOTs) in archetypical Pt/Co/MgO thin films structures by performing harmonic Hall measurements. The behaviour of the damping like (DL) effective field ($h_{DL}$) with varying the Pt layer…

Materials Science · Physics 2024-03-12 M. S. Gabor , M. Belmeguenai , I. M. Miron

We perform a systematical analysis of the spin Hall effect (SHE) in the Cu alloys doped with a series of 5d elements, by the combined approach of density functional theory and Hartree-Fock approximation. We find that not only the spin orbit…

Materials Science · Physics 2015-08-20 Zhuo Xu , Bo Gu , Michiyasu Mori , Timothy Ziman , Sadamichi Maekawa

We propose fractional spin hall effect (FSHE) by coupling pseudospin states of cold bosonic atoms to optical fields. The present scheme is an extension to interacting bosonic system of the recent work \cite{liu,zhu} on optically induced…

Mesoscale and Nanoscale Physics · Physics 2009-04-03 Xiong-Jun Liu , Xin Liu , L. C. Kwek , C. H. Oh

Charge-spin interconversion in magnetic materials is investigated by using first-principles calculations. In addition to the conventional spin Hall effect (SHE) that requires mutual orthogonality of the charge current, spin-flow direction,…

Materials Science · Physics 2022-08-11 Ping Li , Jing-Zhao Zhang , Zhi-Xin Guo , Tai Min , X. R. Wang

The spin-Hall effect underpins some of the most active topics in modern physics, including spin torques and the inverse spin-Hall effect, yet it lacks a proper theoretical description. This makes it difficult to differentiate the SHE from…

Mesoscale and Nanoscale Physics · Physics 2025-01-30 Hongyang Ma , James H. Cullen , Serajum Monir , Rajib Rahman , Dimitrie Culcer

We present the generalization of the two-dimensional quantum scattering formalism to systems with Rashba spin-orbit coupling. Using symmetry considerations, we show that the differential scattering cross section depends on the spin state of…

Mesoscale and Nanoscale Physics · Physics 2007-07-26 Andras Palyi , Jozsef Cserti

The role of the relaxation due to the impurity scattering and/or the contacts to leads/electrodes are studied for the spin Hall effect (SHE). Relaxation is essential to attain the steady state and also to the spin accumulation, but has been…

Mesoscale and Nanoscale Physics · Physics 2009-11-11 Masaru Onoda , Naoto Nagaosa

In quantum matters hosting electron-electron correlation and spin-orbit coupling, spatial inhomogeneities, arising from competing ground states, can be essential for determining and understanding topological properties. A prominent example…

Materials Science · Physics 2020-04-22 Lingfei Wang , Qiyuan Feng , Han Gyeol Lee , Eun Kyo Ko , Qingyou Lu , Tae Won Noh

The conventional Hall effect is linearly proportional to the field component or magnetization component perpendicular to a film. Despite the increasing theoretical proposals on the Hall effect to the in-plane field or magnetization in…

Mesoscale and Nanoscale Physics · Physics 2024-06-04 Yongwei Cui , Zhaoqing Li , Haoran Chen , Yue Chen , Yunzhuo Wu , Ke Pei , Tong Wu , Nian Xie , Renchao Che , Xuepeng Qiu , Yi Liu , Zhe Yuan , Yizheng Wu

We investigate the wave-optical light scattering properties of deformed thin circular films of constant thickness using the discrete-dipole approximation. Effects on the intensity distribution of the scattered light due to different…

Optics · Physics 2020-10-09 Hannu Parviainen , Kari Lumme

Spin Hall effect of spin-texture origin is explored theoretically for antiferromagnetic (AF) metals. It is found that a vector chirality formed by the N\'eel vector gives rise to a topological spin Hall effect. This is topological since it…

Mesoscale and Nanoscale Physics · Physics 2024-10-02 Kazuki Nakazawa , Koujiro Hoshi , Jotaro J. Nakane , Jun-ichiro Ohe , Hiroshi Kohno

Non-local measurements are performed on a multi terminal device to $in-situ$ determine the spin diffusion length and in combination with resistivity measurements also the spin relaxation time in Al films. By varying the thickness of Al we…

Mesoscale and Nanoscale Physics · Physics 2015-06-25 N. Poli , M. Urech , V. Korenivski , D. B. Haviland

Surface scattering effects in thin films of the superfluid 3He B phase have been theoretically investigated, with an emphasis on the stability of the stripe order with spontaneous broken translational symmetry in the film plane and…

Superconductivity · Physics 2016-08-11 Kazushi Aoyama

The non-dissipative quasistatic longitudinal optical response of insulators is characterized by an intrinsic geometric capacitance, determined by the ratio of the quantum metric to the energy gap, as recently stablished. We study the…

Mesoscale and Nanoscale Physics · Physics 2025-05-06 Yahir Fernández-Méndez , Ramón Carrillo-Bastos , Jesús A. Maytorena