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Since spin currents can be generated, detected, and manipulated via the spin Hall effect (SHE), the design of strong SHE materials has become a focus in the field of spintronics. Because of the recent experimental progress also the spin…

Materials Science · Physics 2018-05-31 Yang Zhang , Qiunan Xu , Klaus Koepernik , Johannes Gooth , Jeroen van den Brink , Claudia Felser , Yan Sun

The spin polarization induced by the spin Hall effect (SHE) in thin films typically points out of the plane. This is rooted on the specific symmetries of traditionally studied systems, not in a fundamental constraint. Recently, experiments…

The spin Hall effect (SHE) is an important spintronics phenomenon, which allows transforming a charge current into a spin current and vice versa without the use of magnetic materials or magnetic fields. To gain new insight into the physics…

The spin Hall effect (SHE), in which electrical current generates transverse spin current, plays an important role in spintronics for the generation and manipulation of spin-polarized electrons. The phenomenon originates from spin-orbit…

Spin Hall effect (SHE), a mechanism by which materials convert a \textit{charge} current into a \textit{spin} current, invokes interesting physics and promises to empower transformative, energy-efficient memory technology. However,…

Materials Science · Physics 2020-07-07 Priyamvada Jadaun , Leonard F Register , Sanjay K Banerjee

Large charge-to-spin conversion (spin Hall angle) and spin Hall conductivity are prerequisites for development of next generation power efficient spintronic devices. In this context, heavy metals (e.g. Pt, W etc.), topological insulators,…

The spin Hall effect (SHE), induced by spin-orbit interaction in nonmagnetic materials, is one of the promising phenomena for conversion between charge and spin currents in spintronic devices. The spin Hall (SH) angle is the characteristic…

Mesoscale and Nanoscale Physics · Physics 2014-02-05 Y. Niimi , H. Suzuki , Y. Kawanishi , Y. Omori , T. Valet , A. Fert , Y. Otani

Devices based on a pure spin current (a flow of spin angular momentum) have been attracting increasing attention as key ingredients for low-dissipation electronics. To integrate such spintronics devices into charge-based technologies, an…

Mesoscale and Nanoscale Physics · Physics 2014-02-11 Kohei Fujiwara , Yasuhiro Fukuma , Jobu Matsuno , Hiroshi Idzuchi , Yasuhiro Niimi , YoshiChika Otani , Hidenori Takagi

Electrical manipulation of magnetization by spin-orbit torque (SOT) has shown promise for realizing reliable magnetic memories and oscillators. To date, the generation of transverse spin current and SOT, whether it is of spin Hall effect…

Materials Science · Physics 2019-02-20 Yong-Chang Lau , Hwachol Lee , Kohji Nakamura , Masamitsu Hayashi

It is generally believed that spin-orbit coupling (SOC) follows Z4 (atomic number) dependence and becomes significant only in heavy elements. Consequently, SOC in 3d transition metals should be negligible given their small Z. Using dynamic…

Materials Science · Physics 2014-10-08 Chunhui Du , Hailong Wang , Fengyuan Yang , P. Chris Hammel

We demonstrate the formation of orbital and spin Hall effects (OHE/SHE) in the 1T phase of non-magnetic transition metal dichalcogenides. With the aid of density functional theory calculations and model Hamiltonian studies on MX$_2$ (M =…

Mesoscale and Nanoscale Physics · Physics 2024-05-21 Pratik Sahu , Jatin Kumar Bidika , Bubunu Biswal , S. Satpathy , B. R. K. Nanda

We study the intrinsic spin Hall effect (SHE) based on the orbitally degenerate periodic Anderson model, which is an effective model for heavy fermion systems. In the very low resistivity regime, the magnitude of the intrinsic spin Hall…

Strongly Correlated Electrons · Physics 2010-09-29 Takuro Tanaka , Hirosho Kontani

The orbital-Hall effect (OHE), similarly to the spin-Hall effect (SHE), refers to the creation of a transverse flow of orbital angular momentum that is induced by a longitudinally applied electric field. For systems in which the spin-orbit…

Mesoscale and Nanoscale Physics · Physics 2020-03-04 Luis M. Canonico , Tarik P. Cysne , Tatiana G. Rappoport , R. B. Muniz

\b{eta}-PdBi2 has attracted much attention for its prospective ability to possess simultaneously topological surface and superconducting states due to its unprecedented spin-orbit interaction (SOC). Whereas most works have focused solely on…

We demonstrate a nonlinear Hall effect due to the boundary spin accumulation in Pt films grown on Al2O3 substrates. This Hall effect and the previously demonstrated Hanle magnetoresistance provide a complete picture of the spin-precession…

Materials Science · Physics 2023-05-25 Jing Li , Andrew H. Comstock , Dali Sun , Xiaoshan Xu

Spin Hall effect (SHE) in two-dimensional (2D) materials is promising to effectively manipulate spin angular momentum and identify topological properties. In this work, we implemented an automated Wannierization with spin-orbit coupling on…

Computational Physics · Physics 2025-05-15 Jiaqi Zhou , Samuel Poncé , Jean-Christophe Charlier

We have theoretically explored the intrinsic spin Hall effect (SHE) in the iron-based superconductor family with a variety of materials. The study is motivated by an observation that, in addition to an appreciable spin-orbit coupling in the…

Strongly Correlated Electrons · Physics 2012-08-15 Sudhakar Pandey , Hiroshi Kontani , Dai S. Hirashima , Ryotaro Arita , Hideo Aoki

The spin Hall effect (SHE), which converts a charge current into a transverse spin current, has long been believed to be a phenomenon induced by the spin--orbit coupling. Here, we propose an alternative mechanism to realize the intrinsic…

Materials Science · Physics 2021-06-22 Yang Zhang , Jakub Zelezny , Yan Sun , Jeroen van den Brink , Binghai Yan

We report a comprehensive study on the intrinsic spin Hall conductivity (SHC) of semimetals MoTe2 and WTe2 by ab initio calculation. Large SHC and desirable spin Hall angles have been discovered, due to the strong spin orbit coupling effect…

Materials Science · Physics 2019-03-06 Jiaqi Zhou , Junfeng Qiao , Arnaud Bournel , Weisheng Zhao

The spin Hall effect (SHE) is highly promising for spintronic applications, and the design of materials with large SHE can enable ultra-low power memory technology. Recently, 5d-transition metal oxides have been shown to demonstrate a large…

Materials Science · Physics 2020-10-27 Priyamvada Jadaun , Leonard F. Register , Sanjay K. Banerjee
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