Orbital Ferromagnetism in Interacting Few-Electron Dots with Strong Spin-Orbit Coupling

We study the ground state of N weakly interacting electrons (with N≤10) in a two-dimensional parabolic quantum dot with strong Rashba spin-orbit coupling. Using dimensionless parameters for the Coulomb interaction λ≲1 and the Rashba coupling α≫1, the low-energy physics is characterized by an almost...

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Bibliographic Details
Main Authors: Amin Naseri, Alex Zazunov, Reinhold Egger
Format: Article
Language:English
Published: American Physical Society 2014-08-01
Series:Physical Review X
Online Access:http://doi.org/10.1103/PhysRevX.4.031033