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Related papers: Spin snake states with spin-orbit and Zeeman inter…

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We present an exact solution to the problem of the spin edge states in the presence of equal Bychkov-Rashba and Dresselhaus spin-orbit fields in a two-dimensional electron system, restricted by a hard-wall confining potential and exposed to…

Mesoscale and Nanoscale Physics · Physics 2013-07-29 S. M. Badalyan , J. Fabian

We investigate systematically how the interplay between Rashba spin-orbit interaction and Zeeman coupling affects the electron transport and the spin dynamics in InGaAs-based 2D electron gases. From the quantitative analysis of the…

Mesoscale and Nanoscale Physics · Physics 2009-11-10 F. E. Meijer , A. F. Morpurgo , T. M. Klapwijk , T. Koga , J. Nitta

We show how snake-orbit states which run along a magnetic edge can be confined electrically. We consider a two-dimensional electron gas (2DEG) confined into a quantum wire, subjected to a strong perpendicular and steplike magnetic field…

Mesoscale and Nanoscale Physics · Physics 2009-11-07 J. Reijniers , A. Matulis , K. Chang , F. M. Peeters , P. Vasilopoulos

We study the electron motion near magnetic field steps at which the strength and/or sign of the magnetic field changes. The energy spectrum for such systems is found and the electron states (bound and scattered) are compared with their…

Condensed Matter · Physics 2009-10-31 J. Reijniers , F. M. Peeters

We study the edge states in a two dimensional electron gas with a transverse magnetic field and Rashba spin-orbit coupling. In the bulk, the interplay between the external field perpendicular to the gas plane and the spin-orbit coupling…

Mesoscale and Nanoscale Physics · Physics 2007-05-23 A. Reynoso , Gonzalo Usaj , M. J. Sanchez , C. A. Balseiro

We consider the problem of spin relaxation in a two-dimensional electron gas (2DEG) in a perpendicular magnetic field. We assume that the spin relaxation is induced by the Rashba spin-orbit (SO) interaction, which appears due to the…

Mesoscale and Nanoscale Physics · Physics 2009-11-10 A. A. Burkov , Leon Balents

This work elucidates the novel behavior found in a two-dimensional electron gas (2DEG) under a tilted magnetic field in which the field's angle becomes the dominant factor in tuning the spin-splitting rather than the strength of the…

Mesoscale and Nanoscale Physics · Physics 2013-01-01 Rayda Gammag , Cristine Villagonzalo

Near the sample edge, or a sharp magnetic field step the drift of two-dimensional electrons in a magnetic field has the form of skipping/snake orbits. We show that families of skipping/snake orbits of electrons injected at one point inside…

Mesoscale and Nanoscale Physics · Physics 2015-05-28 Nathan Davies , Aavishkar A. Patel , Alberto Cortijo , Vadim Cheianov , Francisco Guinea , Vladimir I. Fal'ko

We derive an exact solution to the problem of spin snake states induced in a nonhomogeneous magnetic field by a combined action of the Rashba spin-orbit and Zeeman fields. In an antisymmetric magnetic field the spin snake states are…

Mesoscale and Nanoscale Physics · Physics 2013-11-13 Kh. Shakouri , S. M. Badalyan , F. M. Peeters

We calculate electronic states on a closed cylindrical surface as a model of a core-shell nanowire. The length of the cylinder can be infinite or finite. We define cardinal points on the circumference of the cylinder and consider a…

Mesoscale and Nanoscale Physics · Physics 2013-11-15 Andrei Manolescu , Tomas Orn Rosdahl , Sigurdur Erlingsson , Llorens Serra , Vidar Gudmundsson

We analyze new spin effects in current-carrying state of superconductor-2D electron gas-superconductor (S-2DEG-S) device with spin-polarized nuclei in 2DEG region. The hyperfine interaction of 2D electrons with nuclear spins, described by…

Superconductivity · Physics 2014-02-11 E. V. Bezuglyi , A. S. Rozhavsky , I. D. Vagner , P. Wyder

We have investigated distinctive transport phenomena in two-dimensional electron gas (2DEG) narrow channel subjected to a large magnetic field gradient, a unique situation created in a ferromagnet/2DEG hybrid structure. The so-called snake…

Mesoscale and Nanoscale Physics · Physics 2009-11-10 M. Hara , A. Endo , S. Katsumoto , Y. Iye

We obtain analytic formulas for the frequency-dependent spin-Hall conductivity of a two-dimensional electron gas (2DEG) in the presence of impurities, linear spin-orbit Rashba interaction, and external magnetic field perpendicular to the…

Mesoscale and Nanoscale Physics · Physics 2009-11-13 E. M. Hankiewicz , G. Vignale

We investigate the formation and transport properties of chiral Andreev edge states in a two-dimensional quantum Hall system proximitized by a superconductor. By numerically modeling the system using the Bogoliubov-de Gennes equations, we…

Mesoscale and Nanoscale Physics · Physics 2026-05-19 S. Maji , M. P. Nowak

We study the spin edge states, induced by the combined effect of spin-orbit interaction (SOI) and hard-wall confining potential, in a two-dimensional electron system, exposed to a perpendicular magnetic field. We find an exact solution of…

Mesoscale and Nanoscale Physics · Physics 2013-07-29 V. L. Grigoryan , A. Matos Abiague , S. M. Badalyan

The beating pattern of Shubnikov-de Haas oscillations in 2D electron system in the presence of a Rashba zero-field spin splitting is reproduced. It is shown, taking into account the Zeeman splitting, that the explicit formulae for the node…

Mesoscale and Nanoscale Physics · Physics 2009-11-11 M. V. Cheremisin , A. S. Furman

The quasi-bound and scattered states in a 2DEG subjected to a circular symmetric steplike magnetic profile with zero average magnetic field are studied. We calculate the effect of a random distribution of such identical profiles on the…

Mesoscale and Nanoscale Physics · Physics 2009-11-07 J. Reijniers , F. M. Peeters , A. Matulis

We present analysis of the interacting quantum wire problem in the presence of magnetic field and spin-orbital interaction. We show that an interesting interplay of Zeeman and spin-orbit terms, facilitated by the electron-electron…

Mesoscale and Nanoscale Physics · Physics 2008-09-05 Suhas Gangadharaiah , Jianmin Sun , Oleg A. Starykh

The recent rise of material platforms combining magnetism and two-dimensionality of mobile carriers reveals a diverse spectrum of spin-orbit phenomena and stimulates its ongoing theoretical discussions. In this work we use the density…

Mesoscale and Nanoscale Physics · Physics 2022-02-02 K. S. Denisov

We theoretically investigate photoinduced phenomena induced by time-periodic driving fields in two-dimensional electron gases under perpendicular magnetic fields with Rashba spin-orbit coupling. Using perturbation theory, we provide…

Mesoscale and Nanoscale Physics · Physics 2020-10-23 Daniel Hernangómez-Pérez , Juan Daniel Torres , Alexander López
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