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Related papers: Rashba scattering in the low-energy limit

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We predict two spin-dependent transport phenomena in two-dimensional electron systems, which are induced by spatially fluctuating Rashba spin-orbit interaction. When the electron gas is magnetized, the random Rashba interaction leads to the…

Mesoscale and Nanoscale Physics · Physics 2012-11-26 V. K. Dugaev , M. Inglot , E. Ya. Sherman , J. Berakdar , J. Barnas

A direct method for the bound states and the low energy scattering from a circular and a spherical delta shell potentials is proposed and the results are compared with the one using the standard partial wave analysis developed for…

Mathematical Physics · Physics 2022-03-08 Fatih Erman , Sema Seymen

We report distinct nonanalytic signatures in the spin-orbit entanglement of a 2D electron gas with Rashba interactions at integer values of the filling factor and at certain level crossings. The accompanying sharp changes in the bulk…

Strongly Correlated Electrons · Physics 2016-05-16 Rona F. Barbarona , Francis N. C. Paraan

We consider a quantum graph consisting of a ring with Rashba hamiltonian and an arbitrary number of semi-infinite wires attached. We describe the scattering matrix for this system and investigate spin filtering for a three terminal device.

Mathematical Physics · Physics 2007-05-23 M. Harmer

We consider a two-dimensional electron gas (2DEG) with the Rashba spin-orbit interaction (SOI) in presence of a perpendicular magnetic field. We derive analytical expressions of the density of states (DOS) of a 2DEG with the Rashba SOI in…

Mesoscale and Nanoscale Physics · Physics 2015-05-30 S. K. Firoz Islam , Tarun Kanti Ghosh

We study the anomalous Hall conductivity in spin-polarized, asymmetrically confined two-dimensional electron and hole systems, focusing on skew-scattering contributions to the transport. We find that the skew scattering, principally…

We study the effect of Rashba spin-orbit coupling (SOC) on the charge and spin degrees of freedom of a quasi-one-dimensional (quasi-1D) Wigner crystal. As electrons in a quasi-1D Wigner crystal can move in the transverse direction, SOC…

Mesoscale and Nanoscale Physics · Physics 2017-01-20 Viktoriia Kornich , Christopher J. Pedder , Thomas L. Schmidt

Topological flat band, on which the kinetic energy of topological electrons is quenched, represents a platform for investigating the topological properties of correlated systems. Recent experimental studies on flattened electronic bands…

Mesoscale and Nanoscale Physics · Physics 2024-05-28 Dong Xing , Bingbing Tong , Senyang Pan , Zezhi Wang , Jianlin Luo , Jinglei Zhang , Cheng-Long Zhang

This article presents an overview of results pertaining to electronic structure, transport properties, and interaction effects in ballistic quantum wires with Rashba spin splitting. Limits of weak and strong spin--orbit coupling are…

Mesoscale and Nanoscale Physics · Physics 2009-11-10 M. Governale , U. Zuelicke

We present an analytical solution to the Schr\"odinger equation for electron in a two-dimensional circular quantum dot in the presence of both external magnetic field and the Rashba spin-orbit interaction. The confinement is described by…

Mathematical Physics · Physics 2009-11-19 V. V. Kudryashov

We derive an effective continuum model for describing the propagation of electrons in ballistic one-dimensional curved nanostructure which are marked by a strong interplay of spin-orbital degrees of freedom due to local electronic states…

Mesoscale and Nanoscale Physics · Physics 2019-12-19 G. Francica , P. Gentile , M. Cuoco

Spin-orbit interaction (SOI) in low-dimensional systems results in the fascinating property of spin-momentum locking. In a Rashba system the inversion symmetry normal to the plane of a two-dimensional (2D) electron gas is broken, generating…

Materials Science · Physics 2013-02-22 Bartosz Slomski , Gabriel Landolt , Gustav Bihlmayer , Jürg Osterwalder , J. Hugo Dil

We study forward scattering of 2D massless Dirac electrons at Fermi energy {\varepsilon} > 0 in single layer graphene through a 1D rectangular barrier of height {u_0} in the presence of uniform Rashba spin-orbit coupling (of strength…

Mesoscale and Nanoscale Physics · Physics 2021-05-05 Y. Avishai , Y. B. Band

We study the local equilibrium properties of two-dimensional electron gases at high magnetic fields in the presence of random smooth electrostatic disorder, Rashba spin-orbit coupling, and the Zeeman interaction. Using a systematic magnetic…

Mesoscale and Nanoscale Physics · Physics 2014-04-29 Daniel Hernangomez-Perez , Serge Florens , Thierry Champel

The scheme of experiment for studying electron scattering in the field of a magnetic monopole in two dimensional electron gas is proposed. The differential scattering cross section is obtained in the eikonal approximation. For unpolarized…

Mesoscale and Nanoscale Physics · Physics 2026-03-25 P. S. Sidorov , N. A. Vlasov , I. S. Terekhov , A. I. Milstein

The influence of spin-orbit coupling in two-dimensional systems is investigated within the framework of the Landauer-Buettiker coherent scattering formalism. This formalism usually deals with spin-independent stationary states and,…

Mesoscale and Nanoscale Physics · Physics 2009-11-07 G. Feve , W. D. Oliver , M. Aranzana , Y. Yamamoto

We study spin control for an electron confined in a flake of silicene. We find that the lowest-energy conduction-band levels are split by the diagonal intrinsic spin-orbit coupling into Kramers doublets with a definite projection of the…

Mesoscale and Nanoscale Physics · Physics 2018-04-30 Bartlomiej Szafran , Alina Mrenca-Kolasinska , Bartlomiej Rzeszotarski , Dariusz Zebrowski

A microscopic approach is developed to scattering of surface states from a non-magnetic linear defect at a surface with strong spin-orbit interaction. Spin-selective reflection resonances in scattering of Rashba-split surface states by an…

Mesoscale and Nanoscale Physics · Physics 2018-01-24 I. A. Nechaev , E. E. Krasovskii

In this paper the scattering rates of electrons in thin free standing GaAs quantum wires in the electric quantum limit are calculated self-consistently taking into account the collisional broadening caused by scattering processes. The…

Mesoscale and Nanoscale Physics · Physics 2007-05-23 Dmitry Pozdnyakov , Vadim Galenchik , Andrei Borzdov

We obtain explicit expressions for the correlation functions of transmission and reflection coefficients of coherent electronic waves propagating through a disordered quasi-one-dimensional medium with purely elastic diffusive scattering in…

Condensed Matter · Physics 2009-10-22 A. M. S. Macedo