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Related papers: Current-Induced Polarization and the Spin Hall Eff…

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In this paper, we perform a systematic {\it ab initio} study of two principal spin-related phenomena, namely, anomalous Hall effect and current spin polarization, in Co$_2$Fe-based Heusler compounds Co$_2$FeX (X = Al, Ga, In, Si, Ge, Sn)…

Materials Science · Physics 2015-04-10 Hung-Lung Huang , Jen-Chuan Tung , Guang-Yu Guo

The optical spin-Hall effect results in the formation of an antisymmetric real space polarization pattern forming spin currents. In this paper, we show that the exciton-polariton parametric scattering allows us to reverse the sign of these…

Mesoscale and Nanoscale Physics · Physics 2013-03-28 H. Flayac , D. D. Solnyshkov , G. Malpuech , I. A. Shelykh

We study the optically induced spin polarization, spin dephasing and diffusion in several high-mobility two-dimensional electron systems, which are embedded in GaAs quantum wells grown on (110)-oriented substrates. The experimental…

Mesoscale and Nanoscale Physics · Physics 2015-06-17 R. Voelkl , M. Schwemmer , M. Griesbeck , S. A. Tarasenko , D. Schuh , W. Wegscheider , C. Schueller , T. Korn

We report on an all-electrical measurement of the spin Hall effect in epitaxial Fe/In_{x}Ga_{1-x}As heterostructures with n-type channel doping (Si) and highly doped Schottky tunnel barriers. A transverse spin current generated by an…

Mesoscale and Nanoscale Physics · Physics 2015-05-19 E. S. Garlid , Q. O. Hu , M. K. Chan , C. J. Palmstrom , P. A. Crowell

We analyze spin-dependent transport through a spin-diode in the presence of spin-flip and under influence of temperature bias. The current polarization and the spin accumulation are investigated in detail by means of reduced density matrix.…

Mesoscale and Nanoscale Physics · Physics 2012-04-10 M. Bagheri Tagani , H. Rahimpour Soleimani

We show that a two-dimensional spin-orbit-coupled system in the presence of a charge/spin-density wave with a wave-vector perpendicular to an applied electric field supports bulk manifestations of the direct/inverse spin-Hall effect. We…

Materials Science · Physics 2010-03-15 Brandon Anderson , Tudor D. Stanescu , Victor Galitski

The electrical injection of spin polarized electrons in a semiconductor can be achieved in principle by driving a current from a ferromagnetic metal, where current is known to be significantly spin polarized, into the semiconductor via…

Mesoscale and Nanoscale Physics · Physics 2007-05-23 A. T. Filip , B. H. Hoving , F. J. Jedema , B. J. van Wees

Spin pumping is a mechanism that generates spin currents from ferromagnetic resonance (FMR) over macroscopic interfacial areas, thereby enabling sensitive detection of the inverse spin Hall effect that transforms spin into charge currents…

Other Condensed Matter · Physics 2015-05-20 O. Mosendz , V. Vlaminck , J. E. Pearson , F. Y. Fradin , G. E. W. Bauer , S. D. Bader , A. Hoffmann

The intrinsic orbital Hall effect (OHE), the orbital counterpart of the spin Hall effect, was predicted and studied theoretically for more than one decade, yet to be observed in experiments. Here we propose a strategy to convert the orbital…

Materials Science · Physics 2021-09-22 Jiewen Xiao , Yizhou Liu , Binghai Yan

In this paper, we present the theoretical predication of a thermospin Hall effect, in which a transverse spin current can be generated in semiconductors in the presence of spin-orbit coupling by a frequency-dependent longitudinal…

Mesoscale and Nanoscale Physics · Physics 2008-02-05 Zhongshui Ma

Intrinsic contribution to the spin Hall effect in a two-dimensional silicene is considered theoretically within the linear response theory and Green function formalism. When an external voltage normal to the silicene plane is applied, the…

Mesoscale and Nanoscale Physics · Physics 2012-11-26 A. Dyrdal , J. Barnas

During the last years there has been much interest, and theoretical discussion, about the possibility to use spin-orbit coupling to control the carriers spins in two-dimensional semiconducting heterostructures. Spin polarization at the…

Mesoscale and Nanoscale Physics · Physics 2024-12-31 A. A. Reynoso , G. Usaj , C. A. Balseiro

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

It has recently been suggested that two counter-propagating, circularly polarized, ultra-intense lasers can induce a strong electron spin polarization at the magnetic node of the electromagnetic field that they setup. We confirm these…

Plasma Physics · Physics 2018-04-16 Dario Del Sorbo , Daniel Seipt , Alexander G. R. Thomas , Christopher P. Ridgres

We theoretically study the current-driven domain wall motion in the presence of both the spin Hall effect and an extrinsic pinning potential. The spin Hall effect mainly affects the damping ratio of the domain wall precession in the pinning…

Mesoscale and Nanoscale Physics · Physics 2013-05-02 Jisu Ryu , Kyung-Jin Lee , Hyun-Woo Lee

While microscopic laws of physics are invariant under the reversal of the arrow of time, the transport of energy and information in most devices is an irreversible process. It is this irreversibility that leads to intrinsic dissipations in…

Mesoscale and Nanoscale Physics · Physics 2007-05-23 Shuichi Murakami , Naoto Nagaosa , Shou-Cheng Zhang

We demonstrate the injection and detection of electrically and thermally generated spin currents probed in Co$_2$MnSi/Cu lateral spin valves. Devices with different electrode separations are patterned to measure the non-local signal as a…

Mesoscale and Nanoscale Physics · Physics 2015-09-30 Alexander Pfeiffer , Shaojie Hu , Robert M. Reeve , Alexander Kronenberg , Martin Jourdan , Takashi Kimura , Mathias Kläui

A theory of the anomalous and spin Hall effects, based on the space distribution of the current densities, is presented. Spin-orbit coupling gives rise to a space separation of the mass centers, as well as a current density separation of…

Mesoscale and Nanoscale Physics · Physics 2010-09-09 Pavel Středa , Thibaut Jonckheere

We theoretically investigate current-induced spin polarization in disordered topological insulator thin films with broken inversion symmetry under an applied in-plane electric field. Utilizing the Kubo formalism within the self-consistent…

Mesoscale and Nanoscale Physics · Physics 2025-10-28 Maryam Heydari , Hanieh Moghaddasi , Mir Vahid Hosseini , Mehdi Askari

At each of the boundaries of the two-dimensional (2D) rectangular conductor parallel to the electric current there arises a stripe with an electric field transverse to the current and a 100% electron spin polarization. The two stripes have…

Mesoscale and Nanoscale Physics · Physics 2011-07-18 Y. B. Lyanda-Geller