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相关论文: Efficient Edelstein effects in one-atom-layer Tl-P…

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The spin-galvanic (inverse Edelstein) and inverse spin-Hall effects are calculated for a hybrid system that combines thin superconductor and Rashba-metal layers. These effects are produced by a nonequilibrium spin polarization which is…

超导电性 · 物理学 2017-03-17 A. G. Mal'shukov

We measure the effective mass (m*) of interacting two-dimensional electrons confined to an AlAs quantum well while we change the conduction-band valley occupation and the spin polarization via the application of strain and magnetic field,…

介观与纳米尺度物理 · 物理学 2009-11-13 T. Gokmen , Medini Padmanabhan , M. Shayegan

Methylammonium lead iodide perovskites are considered direct bandgap semiconductors. Here we show that in fact they present a weakly indirect bandgap 60 meV below the direct bandgap transition. This is a consequence of spin-orbit coupling…

The effective field torque of an yttrium-iron-garnet film on the spin accumulation in an attached Pt film is measured by the spin-Hall magnetoresistance (SMR). As a result, the magnetization direction of a ferromagnetic insulating layer can…

介观与纳米尺度物理 · 物理学 2014-10-03 N. Vlietstra , J. Shan , V. Castel , J. Ben Youssef , G. E. W. Bauer , B. J. van Wees

Intrinsic and Rashba spin-orbit interactions in strained graphene is studied within the tight-binding (TB) approach. Dependence of Slater-Koster (SK) parameters of graphene on strain are extracted by fitting the \emph{ab initio} band…

介观与纳米尺度物理 · 物理学 2019-02-08 H. Rezaei , A. Phirouznia

In a two dimensional electron gas with Rashba spin-orbit coupling, the external electric field may cause a spin Hall current in the direction perpendicular to the electric field. This effect was called the intrinsic spin Hall effect. In…

介观与纳米尺度物理 · 物理学 2009-11-10 Xiaohua Ma , Liangbin Hu , Ruibao Tao , Shun-Qing Shen

We report on the induction of magnetization in Rydberg systems by means of the inverse Faraday effect, and propose the appearance of the effect in two such systems, Rydberg atoms proper and shallow dopants in semiconductors. Rydberg atoms…

原子物理 · 物理学 2025-03-05 Patrick J. Wong , Ivan M. Khaymovich , Gabriel Aeppli , Alexander V. Balatsky

We present an atomistic investigation of the influence of strain on the electronic properties of quantum dots (QD's) within the empirical $s p^{3} s^{*}$ tight-binding (ETB) model with interactions up to 2nd nearest neighbors and spin-orbit…

材料科学 · 物理学 2009-11-10 R. Santoprete , Belita Koiller , R. B. Capaz , P. Kratzer , Q. K. K. Liu , M. Scheffler

In this work, we predict the emergence of the valley Edelstein Effect (VEE), which is an electric-field-induced spin polarization effect, in gated monolayer transition metal dichalcogenides (MTMDs). We found an unconventional…

介观与纳米尺度物理 · 物理学 2018-08-01 Katsuhisa Taguchi , Benjamin T. Zhou , Yuki Kawaguchi , Yukio Tanaka , K. T. Law

Charge density difference between 206Pb and 205Tl, measured by elastic electron scattering, is very similar to the charge density due to a proton in a 3s1/2 orbit. We look for a potential well whose 3s1/2 wave function yields the measured…

核理论 · 物理学 2015-04-22 M. R. Anders , S. Shlomo , I. Talmi

Spin-singlet Cooper pairs consisting of two electrons with opposite spins cannot directly penetrate from a superconductor to a half-metal (fully spin polarized ferromagnets) which blocks the superconducting proximity effect between these…

超导电性 · 物理学 2019-09-04 Zh. Devizorova , S. Mironov

We demonstrate that flow of longitudinal unpolarized current through a ballistic two-dimensional electron gas with Rashba spin-orbit coupling will induce nonequilibrium spin accumulation which has opposite sign for the two lateral edges and…

介观与纳米尺度物理 · 物理学 2007-05-23 Branislav K. Nikolic , Satofumi Souma , Liviu P. Zarbo , Jairo Sinova

Rashba spin-orbit coupling significantly modifies the electronic band structure in two-dimensional (2D) van der Waals (vdW) heterobilayers, which may enhance their thermoelectric (TE) properties. In this study, we use first-principles…

材料科学 · 物理学 2025-04-24 Vuong Van Thanh , Nguyen Tuan Hung

Spin transport was studied in a two-dimensional electron gas hosted in a wide GaAs quantum well occupying two subbands. Using space and time Kerr rotation microscopy to image drifting spin packets under an in-plane accelerating electric…

介观与纳米尺度物理 · 物理学 2020-07-01 N. M . Kawahala , F. C. D. Moraes , G. M. Gusev , A. K. Bakarov , F. G. G. Hernandez

The Rashba effect as an electrically tunable spin-orbit interaction is the base for a multitude of possible applications such as spin filters, spin transistors, and quantum computing using Majorana states in nanowires. Moreover, this…

介观与纳米尺度物理 · 物理学 2016-10-13 Jan Raphael Bindel , Mike Pezzotta , Jascha Ulrich , Marcus Liebmann , Eugene Sherman , Markus Morgenstern

The spin Hall effect in tungsten films has been experimentally studied by using STM-based measurements. These measurements have been performed by using tungsten and iron coated tungsten tips. In the case of tungsten tips, it has been…

介观与纳米尺度物理 · 物理学 2018-10-17 Ting Xie , Michael Dreyer , David Bowen , Dan Hinkel , R. E. Butera , Charles Krafft , Isaak Mayergoyz

We present a comprehensive study of broadband spin pumping utilizing the inverse spin Hall effect phenomena in bilayer samples comprising Ni81Fe19 (15 nm) and NbN (with NbN thickness varying from 20 nm to 140 nm), conducted over a…

The phenomenon of Spin Hall Effect (SHE) generates a pure spin current transverse to an applied current in materials with strong spin-orbit coupling, although not detectable through conventional electrical measurement. An intuitive Hall…

介观与纳米尺度物理 · 物理学 2024-04-08 Soumik Aon , Abu Bakkar Miah , Arpita Mandal , Harekrishna Bhunia , Dhananjaya Mahapatra , Partha Mitra

The origin and efficiency of charge-to-spin conversion, known as the Edelstein effect (EE), has been typically linked to spin-orbit coupling mechanisms, which require materials with heavy elements within a non-centrosymmetric environment.…

介观与纳米尺度物理 · 物理学 2024-11-26 Atasi Chakraborty , Anna Birk Hellenes , Rodrigo Jaeschke-Ubiergo , Tomas Jungwirth , Libor Šmejkal , Jairo Sinova

We evaluate the spin polarization (Edelstein or inverse spin galvanic effect) and the spin Hall current induced by an applied electric field by including the weak localization corrections for a two-dimensional electron gas. We show that the…

介观与纳米尺度物理 · 物理学 2015-10-28 Daniele Guerci , Juan Borge , Roberto Raimondi
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