Spin rotations and non-abelian phases in quantum wire networks

A. W. Cummings, R. Akis, D. K. Ferry

Research output: Chapter in Book/Report/Conference proceedingConference contribution

1 Scopus citations

Abstract

We study quantum transport under the influence of both external magnetic fields and Rashba spin-orbit coupling. We consider two geometries - a straight wire and a ring structure. Our results reveal the precession of spin-polarized modes in the straight wire, and conductance resonances in the ring due to phase shifts from the magnetic field and from the Rashba effect. The conductance resonances arising from the Rashba effect are due to the non-Abelian nature of the phase shifts acquired by electrons propagating around the ring.

Original languageEnglish (US)
Title of host publicationPhysics of Semiconductors - 28th International Conference on the Physics of Semiconductors, ICPS 2006, Part A and B
Pages1115-1116
Number of pages2
DOIs
StatePublished - Dec 1 2007
Event28th International Conference on the Physics of Semiconductors, ICPS 2006 - Vienna, Austria
Duration: Jul 24 2006Jul 28 2006

Publication series

NameAIP Conference Proceedings
Volume893
ISSN (Print)0094-243X
ISSN (Electronic)1551-7616

Other

Other28th International Conference on the Physics of Semiconductors, ICPS 2006
Country/TerritoryAustria
CityVienna
Period7/24/067/28/06

Keywords

  • Quantum transport
  • Rashba effect
  • Spin operations

ASJC Scopus subject areas

  • General Physics and Astronomy

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