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The coupling of spin and electronic degrees of freedom via the spin-orbit interaction (SOI) is an essential ingredient for many proposed future technologies. However, probing the strength and nature of SOI is a significant challenge,…

Mesoscale and Nanoscale Physics · Physics 2026-01-21 Kazuki Nakazawa , Henry F. Legg , Renato M. A. Dantas , Jelena Klinovaja , Daniel Loss

We revise the Kubo formula for the electric dc conductivity in the presence of spin-orbit coupling (SOC). We discover that each velocity operator that enters this formula differs from $\partial H/\partial \boldsymbol p$, where $H$ is the…

Mesoscale and Nanoscale Physics · Physics 2024-03-12 I. A. Ado , M. Titov , Rembert A. Duine , Arne Brataas

We present a theoretical study of the elementary electronic excitation associated with plasmon modes in a two-dimensional hole gas (2DHG) in the presence of spin-orbit (SO) interaction induced by the Rashba effect. The calculation is…

Strongly Correlated Electrons · Physics 2009-11-10 W. Xu , L. B. Lin

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

In the absence of an external field, the Rashba spin-orbit interaction (SOI) in a two-dimensional electron gas in a semiconductor quantum well arises entirely from the screened electrostatic potential of ionized donors. We adjust the wave…

Mesoscale and Nanoscale Physics · Physics 2010-06-09 Oleg Chalaev , G. Vignale

We introduce a variant to the Diffusion Monte Carlo algorithm that can be employed to study the effects of the Rashba interaction in a many electron systems. Because of the spin--orbit nature of Rashba interaction a standard algorithm…

Strongly Correlated Electrons · Physics 2015-05-13 A. Ambrosetti , F. Pederiva , E. Lipparini , S. Gandolfi

A microscopic expression of the residual electrical resistivity tensor is derived in linear response theory for Rashba electrons scattering at a magnetic impurity with cylindrical or non-cylindrical potential. The behavior of the…

Mesoscale and Nanoscale Physics · Physics 2016-09-29 Juba Bouaziz , Samir Lounis , Stefan Blügel , Hiroshi Ishida

A model with both Rashba and Dresselhaus spin orbit (SO) couplings and Hubbard electron-electron interaction is studied on planar strips at quarter filling at zero temperature in the clean limit. In the absence of Hubbard repulsion and at…

Strongly Correlated Electrons · Physics 2018-02-06 Jose A. Riera

Electron transport through a one-dimensional ring connected with two external leads, in the presence of spin-orbit interaction (SOI) of strength \alpha and a perpendicular magnetic field is studied. Applying Griffith's boundary conditions…

Mesoscale and Nanoscale Physics · Physics 2009-11-10 B. Molnar , F. M. Peeters , P. Vasilopoulos

We present a theoretical study of magnetoplasmon spectrum of a two-dimensional electron gas in the presence of Rashba spin-orbit interaction (RSOI), one-dimensional weak electric modulation and a perpendicular magnetic field. The…

Mesoscale and Nanoscale Physics · Physics 2015-05-18 M. Tahir , K. Sabeeh

Semiconductor Rashba nanowires are quasi-one dimensional systems that have large spin-orbit (SO) coupling arising from a broken inversion symmetry due to an external electric field. There exist parametrized multiband models that can…

Mesoscale and Nanoscale Physics · Physics 2020-08-25 Samuel D. Escribano , Alfredo Levy Yeyati , Elsa Prada

We address spin dependent transport through an array of diamonds in the presence of Rashba spin-orbit (SO) interaction where each diamond plaquette is penetrated by an Aharonov-Bohm (AB) flux $\phi$. The diamond chain is attached…

Mesoscale and Nanoscale Physics · Physics 2011-01-21 Moumita Dey , Santanu K. Maiti , S. N. Karmakar

The broken inversion symmetry at interfaces of complex oxides gives rise to emergent phenomena, including ferromagnetism and Rashba spin-orbit coupling (SOC), which profoundly influence the electronic structure by entangling spin and…

Physical properties such as the conductivity are usually classified according to the symmetry of the underlying system using Neumann's principle, which gives an upper bound for the number of independent components of the corresponding…

Mesoscale and Nanoscale Physics · Physics 2023-11-14 Longjun Xiang , Fuming Xu , Luyang Wang , Jian Wang

An intriguing magneto-transport property is demonstrated by tight-binding lattice electrons with Rashba spin-orbit coupling (SOC) in a magnetic field. With the flux strength $\phi={2\pi/N}$ ($N$ is an integer) and the Zeeman splitting…

Mesoscale and Nanoscale Physics · Physics 2008-07-09 Yi-Fei Wang , Yang Zhao , Chang-De Gong

When subjected to a linearly polarized terahertz pulse, a mesoscopic ring endowed with spin-orbit interaction (SOI) of the Rashba-Dresselhaus type exhibits nonuniform azimuthal charge and spin distributions. Both types of SOI couplings are…

Mesoscale and Nanoscale Physics · Physics 2015-05-30 Marian Nita , D. C. Marinescu , Bogdan Ostahie , Andrei Manolescu , Vidar Gudmundsson

The response of an electron system to a DC measurement electric field has been investigated in the case when the system is driven out of the equilibrium by the magnetic ultra-high frequency field that leads to combined transitions. The…

Mesoscale and Nanoscale Physics · Physics 2007-05-23 I. I. Lyapilin , A. E. Patrakov

The intrinsic spin Hall conductivity in a two dimensional electron gas with Rashba spin-orbit coupling is evaluated by taking account of anisotropic coupling between magnetic impurities and itinerant electrons. In our calculation Kubo's…

Mesoscale and Nanoscale Physics · Physics 2013-05-29 Pei Wang , You-Quan Li , Xuean Zhao

When the Rashba and Dresslhaus spin-orbit coupling are both presented for a two-dimensional electron in a perpendicular magnetic field, a striking resemblance to anisotropic quantum Rabi model in quantum optics is found. We perform a…

Quantum Gases · Physics 2021-07-13 Rui Zhang , Yuan-Chuan Biao , Wen-Long You , Xiao-Guang Wang , Yu-Yu Zhang

We investigate theoretically the electronic structure and transport for a two-level quantum wire with Rashba spin-orbit coupling (SOC) under the irradiation of an external laser field at low temperatures. The photon-induced transitions…

Mesoscale and Nanoscale Physics · Physics 2009-11-11 Guanghui Zhou , Wenhu Liao
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