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Related papers: Unitary Transformation of Two-Dimensional Spin-Orb…

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The quantum oscillatory magnetization M of a two-dimensional electron system in a magnetic field B is found to provide quantitative information on both the Rashba- and Dresselhaus spin-orbit interaction (SOI). This is shown by first…

Mesoscale and Nanoscale Physics · Physics 2013-11-26 Marc A. Wilde , Dirk Grundler

We demonstrate exotic stable quasi-two-dimensional solitons in a Rashba or a Dresselhaus spin-orbit (SO) coupled hyperfine spin-1 ($F=1$) trap-less antiferromagnetic Bose-Einstein condensate using the mean-field Gross-Pitaevskii equation.…

Quantum Gases · Physics 2021-01-08 S. K. Adhikari

We explore the two-body spectra of spin-$1/2$ fermions in isotropic harmonic traps with external spin-orbit potentials and short range two-body interactions. Using a truncated basis of total angular momentum eigenstates, non-perturbative…

Quantum Gases · Physics 2015-04-16 Cory D. Schillaci , Thomas C. Luu

We investigate the transport properties of narrow quantum wires realized in disordered two-dimensional electron gases in the presence of k-linear Rashba and Dresselhaus spin-orbit interaction (SOI), and an applied in-plane magnetic field.…

Mesoscale and Nanoscale Physics · Physics 2009-05-27 Matthias Scheid , Inanc Adagideli , Junsaku Nitta , Klaus Richter

Many interesting spin and orbital transport phenomena originate from orbital textures, referring to $\vec{k}$-dependent orbital states. Most of previous works are based on symmetry analysis to model the orbital texture and analyze its…

Mesoscale and Nanoscale Physics · Physics 2023-03-28 Seungyun Han , Hyun-Woo Lee , Kyoung-Whan Kim

We investigate the existence of linear-in-momentum spin-orbit interactions in the valence band of Ge/GeSi heterostructures using an atomistic tight-binding method. We show that symmetry breaking at the Ge/GeSi interfaces gives rise to a…

Hidden Rashba and Dresselhaus spin-splittings in centrosymmetric crystals with subunits (sectors) having non-centrosymmetric symmetries (the R-2 and D-2 effects) have been predicted and observed experimentally, but the microscopic mechanism…

Materials Science · Physics 2019-03-06 Linding Yuan , Qihang Liu , Xiuwen Zhang , Jun-Wei Luo , Shu-Shen Li , Alex Zunger

We investigate the Rashba and Dresselhaus spin-orbit (SO) couplings in GaAs quantum wells in the range of well widths $w$ allowing for a transition of the electron occupancy from one to two subbands. By performing a detailed…

Mesoscale and Nanoscale Physics · Physics 2015-02-06 J. Y. Fu , J. Carlos Egues

A generalized twistor transform for spinning particles in 3+1 dimensions is constructed that beautifully unifies many types of spinning systems by mapping them to the same twistor, thus predicting an infinite set of duality relations among…

High Energy Physics - Theory · Physics 2008-11-26 Itzhak Bars , Bora Orcal

We study in-plane lateral heterostructures of commensurate transition-metal dichalcogenides, such as MoS$_{2}$-WS$_{2}$ and MoSe$_{2}$-WSe$_{2}$, and find interfacial and edge states that are highly localized to these regions of the…

Mesoscale and Nanoscale Physics · Physics 2019-01-04 Oscar Ávalos-Ovando , Diego Mastrogiuseppe , Sergio E. Ulloa

The Rashba effect is one of the most striking manifestations of spin-orbit coupling in solids, and provides a cornerstone for the burgeoning field of semiconductor spintronics. It is typically assumed to manifest as a momentum-dependent…

The current understanding of spin-polarization phenomena in crystals relies heavily on the development of specific k.p Hamiltonians. A more fundamental and symmetry-driven understanding, based solely on crystalline symmetries, remains…

Materials Science · Physics 2025-04-23 Wei Tan , Jianfeng Wang , Yang Li , Bing Huang

Several realistic spin-orbital models for transition metal oxides go beyond the classical expectations and could be understood only by employing the quantum entanglement. Experiments on these materials confirm that spin-orbital entanglement…

Strongly Correlated Electrons · Physics 2020-09-25 Dorota Gotfryd , Ekaterina Paerschke , Krzysztof Wohlfeld , Andrzej M. Oles

We present a technique to map an electronic model with local interactions (a generalized multi-orbital Hubbard model) onto an effective model of interacting classical spins, by requiring that the thermodynamic potentials associated to spin…

Strongly Correlated Electrons · Physics 2015-05-27 Andrea Secchi , Alexander I. Lichtenstein , Mikhail I. Katsnelson

We investigate theoretically the spin transport in two-terminal mesoscopic rings in the presence of both the Rashba spin-orbit interaction (RSOI) and the Dresselhaus spin-orbit interaction (DSOI). We find that the interplay between the RSOI…

Mesoscale and Nanoscale Physics · Physics 2009-11-13 M. Wang , Kai Chang

We use a perturbative approach to study the effects of interfacial spin-orbit coupling in magnetic multilayers by treating the two-dimensional Rashba model in a fully three-dimensional description of electron transport near an interface.…

Mesoscale and Nanoscale Physics · Physics 2017-10-04 Kyoung-Whan Kim , Kyung-Jin Lee , Jairo Sinova , Hyun-Woo Lee , M. D. Stiles

Recent experimental realization of one-dimensional (1D) spin-orbit coupling (SOC) for ultracold alkaline-earth(-like) atoms in optical lattice clocks opens a new avenue for exploring exotic quantum matter because of the strongly suppressed…

Quantum Gases · Physics 2019-12-25 Xiaofan Zhou , Xi-Wang Luo , Gang Chen , Suotang Jia , Chuanwei Zhang

We analyze theoretically the dynamics of degenerate condensate of cold indirect excitons. We account for both linear spin dependent terms arising from spin-orbit interaction of Rashba and Dresselhaus types and non-linear terms transforming…

Mesoscale and Nanoscale Physics · Physics 2012-09-27 O. Kyriienko , E. B. Magnusson , I. A. Shelykh

We give a variational proof of the existence of infinitely many bound states below the continuous spectrum for spin-orbit Hamiltonians (including the Rashba and Dresselhaus cases) perturbed by measure potentials thus extending the results…

Mathematical Physics · Physics 2008-02-15 Jochen Bruening , Vladimir Geyler , Konstantin Pankrashkin

We propose a novel model for including spin-orbit interactions in buckled two dimensional systems. Our results show that in such systems, intrinsic spin-orbit coupling leads to a formation of Dirac cones, similar to Rashba model. We explore…

Mesoscale and Nanoscale Physics · Physics 2017-10-04 Aleksandr S. Rodin , Paul Z. Hanakata , Alexandra Carvalho , Harold S. Park , David K. Campbell , Antonio H. Castro Neto