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The spin-orbit interaction affects the electronic structure of solids in various ways. Topological insulators are one example where the spin-orbit interaction leads the bulk bands to have a non-trivial topology, observable as gapless…

Materials Science · Physics 2012-02-15 M. S. Bahramy , B. -J. Yang , R. Arita , N. Nagaosa

The quasi-two-dimensional electron gas found at the LaAlO3/SrTiO3 interface offers exciting new functionalities, such as tunable superconductivity, and has been proposed as a new nanoelectronics fabrication platform. Here we lay out a new…

Strongly Correlated Electrons · Physics 2015-05-14 A. D. Caviglia , M. Gabay , S. Gariglio , N. Reyren , C. Cancellieri , J. -M. Triscone

We study finite system properties of the canonical low energy model for a semiconducting nanowire with Rashba spin-orbit coupling. The case of an isolated wire as well as of one proximitized by an s-wave superconductor are considered.…

Mesoscale and Nanoscale Physics · Physics 2026-02-24 Nico Leumer , Harald Schmid , Milena Grifoni , Magdalena Marganska

We perform a numerical study on the spin-resolved transport in a quantum wire (QW) under the modulation of both Rashba spin-orbit coupling (SOC) and a perpendicular magnetic field (MF) by adopting the developed Usuki transfer-matrix method…

Mesoscale and Nanoscale Physics · Physics 2014-06-13 Xianbo Xiao , Zhaoxia Chen , Wenjie Nie , Guanghui Zhou , Fei Li

We present the first findings of the spin transistor effect in the Rashba gate-controlled ring embedded in the p-type self-assembled silicon quantum well that is prepared on the n-type Si (100) surface. The coherence and phase sensitivity…

Mesoscale and Nanoscale Physics · Physics 2015-06-25 N. T. Bagraev , N. G. Galkin , W. Gehlhoff , L. E. Klyachkin , A. M. Malyarenko , I. A. Shelykh

Spin splitting of Rashba states in two-dimensional electron system provides a promising mechanism of spin manipulation for spintronics applications. However, Rashba states realized experimentally to date are often outnumbered by…

Materials Science · Physics 2015-12-22 Wenmei Ming , Z. F. Wang , Miao Zhou , Mina Yoon , Feng Liu

We present a systematic study on the influence of Rashba spin-orbit coupling, interlayer potential difference and exchange field on the topological properties of bilayer graphene. In the presence of only Rashba spin-orbit coupling and…

Mesoscale and Nanoscale Physics · Physics 2013-03-08 Zhenhua Qiao , Xiao Li , Wang-Kong Tse , Hua Jiang , Yugui Yao , Qian Niu

Spin-orbit coupling is increasingly seen as a rich source of novel phenomena, as shown by the recent excitement around topological insulators and Rashba effects. We here show that the addition of ferroelectric degrees of freedom to a…

Materials Science · Physics 2014-11-03 Evgeny Plekhanov , Paolo Barone , Domenico Di Sante , Silvia Picozzi

The quantum transmission problem for a particle moving in a quantum point contact in the presence of a Rashba spin-orbit interaction and applied magnetic field is solved semiclassically. A strong Rashba interaction and parallel magnetic…

Mesoscale and Nanoscale Physics · Physics 2015-08-19 Tommy Li

We demonstrate how the Rashba spin-orbit coupling in semiconductor heterostructures can produce and control a spin-polarized current without ferromagnetic leads. Key idea is to use spin-double refraction of an electronic beam with a nonzero…

Mesoscale and Nanoscale Physics · Physics 2007-05-23 V. Marigliano Ramaglia , D. Bercioux , V. Cataudella , G. De Filippis , C. A. Perroni

We study the "phase diagram" of a Hubbard plaquette with Rashba spin-orbit coupling. We show that the peculiar way in which Rashba coupling breaks the spin-rotational symmetry of the Hubbard model allows a mixing of singlet and triplet…

Strongly Correlated Electrons · Physics 2018-03-06 Valentina Brosco , Daniele Guerci , Massimo Capone

We present a theoretical description and numerical simulations of the superconducting transition in hybrid structures including strong spin-orbit interactions. The spin-orbit coupling is taken to be of Rashba type for concreteness, and we…

Superconductivity · Physics 2018-03-07 Haakon T. Simensen , Jacob Linder

The strength of the (Rashba-type) spin-orbit coupling in mesoscopic semiconductor rings can be tuned with external gate voltages. Here we consider the case of a periodically changing spin-orbit interaction strength as induced by sinusoidal…

Mesoscale and Nanoscale Physics · Physics 2015-05-13 Peter Foldi , Mihaly G. Benedict , Orsolya Kalman , F. M. Peeters

We developed the theory of electronic properties of semiconductor quantum rings with the Rashba spin-orbit interaction irradiated by an off-resonant high-frequency electromagnetic field (dressing field). Within the Floquet theory of…

Mesoscale and Nanoscale Physics · Physics 2018-04-30 V. K. Kozin , I. V. Iorsh , O. V. Kibis , I. A. Shelykh

The spin dephasing due to the Rashba spin-orbit coupling, especially its dependence on the direction of the electric field is studied in InAs quantum wire. We find that the spin dephasing is strongly affected by the angle of Rashba…

Condensed Matter · Physics 2007-05-23 J. L. Cheng , M. Q. Weng , M. W. Wu

We study analytically and numerically spin effects in MoS_2 monolayer armchair quantum wires and quantum dots. The interplay between intrinsic and Rashba spin orbit interactions induced by an electric field leads to helical modes, giving…

Mesoscale and Nanoscale Physics · Physics 2013-08-07 Jelena Klinovaja , Daniel Loss

Quantum systems under electric fields provide a powerful framework for uncovering and controlling novel quantum phases, especially in low-dimensional systems with strong correlations. In this work, we investigate quantum phase transitions…

Strongly Correlated Electrons · Physics 2025-05-22 D. Arisa , R. M. Dos Santos , Isaac M. Carvalho , Vivian V. França

In the framework of mean field approach, we study topological Mott transition in a two band model of spinless fermions on a square lattice at half filling. We consider the combined effect of the on-site Coulomb repulsion and the spin-orbit…

Strongly Correlated Electrons · Physics 2021-10-14 Igor N. Karnaukhov

We study the electrical transport properties of a two-dimensional electron gas with the Rashba spin-orbit interaction in presence of a constant perpendicular magnetic field $(B_0 \hat z)$ which is weakly modulated by ${\bf B_1} = B_1 \cos…

Mesoscale and Nanoscale Physics · Physics 2015-03-19 SK Firoz Islam , Tarun Kanti Ghosh

We study the ground state properties of spin-half bosons subjected to the Rashba spin-orbit coupling in two dimensions. Due to the enhancement of the low energy density of states, it is expected that the effect of interaction becomes more…

Strongly Correlated Electrons · Physics 2016-03-02 Zhihao Xu , Zhenhua Yu , Shizhong Zhang
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