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Related papers: Spin-Hall Effect in Two-Dimensional Electron Syste…

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We calculate the anomalous Hall conductance of superconductors with spin-orbit interaction and with either uniform or local magnetization. In the first case we consider a uniform ferromagnetic ordering in a spin triplet superconductor,…

Superconductivity · Physics 2015-06-03 P. D. Sacramento , M. A. N. Araujo , V. R. Vieira , V. K. Dugaev , J. Barnas

The Rashba and Dresselhaus spin-orbit interactions are both shown to yield the low temperature spin-Hall effect for strongly localized electrons coupled to phonons. A frequency-dependent electric field ${\bf E}(\omega)$ generates a…

Mesoscale and Nanoscale Physics · Physics 2009-11-11 O. Entin-Wohlman , A. Aharony , Y. M. Galperin , V. I. Kozub , V. Vinokur

The effect of Rashba spin-orbit (SO) interaction on the hole states in a quantum dot is studied in the presence of an external magnetic field. We demonstrate here that the Rashba SO coupling has a profound effect on the energy spectrum of…

Mesoscale and Nanoscale Physics · Physics 2009-10-27 Aram Manaselyan , Tapash Chakraborty

In the review article the influence of the Rashba spin-orbit coupling on the two-dimensional electrons and holes in a strong perpendicular magnetic field is described in Landau gauge using the spinor-type two-component wave functions with…

Strongly Correlated Electrons · Physics 2013-09-05 S. A. Moskalenko , I. V. Podlesny , E. V. Dumanov , A. A. Kiselyov

Electron transport phenomena in disordered electron systems with spin-orbit coupling in two dimensions and below are studied numerically. The scaling hypothesis is checked by analyzing the scaling of the quasi-1D localization length. A…

Mesoscale and Nanoscale Physics · Physics 2007-05-23 Yoichi Asada , Keith Slevin , Tomi Ohtsuki

The spin dependent reflection in quasi-two-dimensional electron gas from an impenetrable barrier in presence of Rashba and Dresselhaus spin-orbit coupling is analyzed in detail. It is shown that due to spin-orbit effects the reflected beam…

Mesoscale and Nanoscale Physics · Physics 2019-06-20 S. K. Pandey , T. P. Pareek

We propose a spin Hall device to induce a large spin Hall effect in a superconductor/normal metal (SN) junction. The side jump and skew scattering mechanisms are both taken into account to calculate the extrinsic spin Hall conductivity in…

Superconductivity · Physics 2015-08-06 S. Hikino , S. Yunoki

We generalize a Landauer-type formula, using a real$\otimes$spin-space Green function technique, to treat spin-dependent transport in quantum-coherent conductors attached to two ferromagnetic contacts. The formalism is employed to study the…

Mesoscale and Nanoscale Physics · Physics 2007-05-23 Branislav K. Nikolic , J. K. Freericks

The Josephson tunneling through a 2D normal contact with the spin-orbit split conduction band has been studied in the diffusive regime. Linearized Usadel equations for triplet components of the pairing function revealed a striking…

Mesoscale and Nanoscale Physics · Physics 2009-11-13 A. G. Mal'shukov , C. S. Chu

We investigate the effect that Rashba spin-orbit coupling has on the low energy behaviour of a two dimensional magnetic impurity system. It is shown that the Kondo effect, the screening of the magnetic impurity at temperatures T < T_K, is…

Strongly Correlated Electrons · Physics 2007-11-01 Justin Malecki

Spin-dependent partial conductances are evaluated in a tight-binding description of electron transport in the presence of spin-orbit (SO) couplings, using transfer-matrix methods. As the magnitude of SO interactions increases, the…

Statistical Mechanics · Physics 2020-03-06 S. L. A. de Queiroz

We study the spin transport theoretically in heterostructures consisting of a ferromagnetic metallic thin film sandwiched between heavy-metal and oxide layers. The spin current in the heavy metal layer is generated via the spin Hall effect,…

Mesoscale and Nanoscale Physics · Physics 2019-01-30 L. Chotorlishvili , Z. Toklikishvili , X. -G. Wang , V. K. Dugaev , J. Barnas , J. Berakdar

A semiclassical formulation of the spin Hall effect for physical systems satisfying Dirac-like equation is introduced. We demonstrated that the main contribution to the spin Hall conductivity is given by the spin Chern number whether the…

Mathematical Physics · Physics 2016-06-14 Ömer F. Dayi , Elif Yunt

We suggest a generalization of nonlinear $\sigma$-model for diffusive superconducting systems to account for magnetoelectric effects due to spin-orbit scattering. In the leading orders of spin-orbit strength and gradient expansion it…

Superconductivity · Physics 2021-09-02 P. Virtanen , F. S. Bergeret , I. V. Tokatly

We study the effects of Rashba spin-orbit coupling on two-dimensional Rydberg exciton systems. Using analytical and numerical arguments we demonstrate that this coupling considerably modifies the wave functions and leads to a level…

Mesoscale and Nanoscale Physics · Physics 2018-05-23 V. A. Stephanovich , E. Ya. Sherman , N. T. Zinner , O. V. Marchukov

It has been shown recently that the universal dc spin conductivity of two-dimensional electrons with a Rashba spin-orbit interaction is canceled by vertex corrections in a weak scattering regime. We prove that the zero bulk spin…

Mesoscale and Nanoscale Physics · Physics 2009-11-10 Emmanuel I. Rashba

The intrinsic spin-Hall effect in hexagon-shaped samples is investigated. To take into account the spin-orbit couplings and to fit the hexagon edges, we derive the triangular version of the tight-binding model for the linear Rashba [Sov.…

Mesoscale and Nanoscale Physics · Physics 2007-08-16 Son-Hsien Chen , Ming-Hao Liu , Ching-Ray Chang

We considered the nonequlibrium spin dipoles induced around spin independent elastic scatterers by the intrinsic spin-Hall effect associated with the Rashba spin-orbit coupling. The normal to 2DEG spin polarization has been calculated in…

Mesoscale and Nanoscale Physics · Physics 2015-06-25 A. G. Mal'shukov , L. Y. Wang , C. S. Chu

Based on a proper definition of the spin current, we investigate the spin-Hall effect of heavy holes in narrow quantum wells in the presence of Rashba spin-orbit coupling by using a spin-density matrix approach. In contrast to previous…

Disordered Systems and Neural Networks · Physics 2009-11-11 P. Kleinert , V. V. Bryksin

The charge and spin Hall conductance of the two-dimensional hole gas within the Luttinger model with and without inversion symmetry breaking terms in a perpendicular magnetic field are studied, and two key phenomena are predicted. The sign…

Mesoscale and Nanoscale Physics · Physics 2009-11-11 Tianxing Ma , Qin Liu