Observability of the magnetic band structure of lateral superlattices

Rotter, P. and Suhrke, M. and Rössler, Ulrich (1996) Observability of the magnetic band structure of lateral superlattices. PHYSICAL REVIEW B, 54 (7). pp. 4452-4455. ISSN 0163-1829

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Abstract

We present a quantum mechanical calculation of the resistivity of a strongly modulated two-dimensional electron gas in a perpendicular magnetic field. For lattice constants of the order of the Fermi wavelength the classical picture of commensurate orbits breaks down and the magnetic band structure gains considerable influence. As a characteristic feature the longitudinal magneto-resistivity shows oscillations with a leading period of one flux quantum per unit cell which have their origin in the magnetic hand structure. We find that they do only weakly depend on temperature and electron density and discuss the resulting necessary conditions for experimental observation.

Item Type: Article
Uncontrolled Keywords: ANTIDOT LATTICES; QUANTUM TRANSPORT; INTERFERENCE; FIELDS; MAGNETOTRANSPORT; CONDUCTIVITY; ELECTRONS; ORBITS; ARRAYS
Subjects: 500 Science > 530 Physics
Divisions: Physics > Institute of Theroretical Physics > Alumni or Retired Professors > Group Ulrich Rössler
Depositing User: Dr. Gernot Deinzer
Date Deposited: 29 Jun 2023 07:03
Last Modified: 29 Jun 2023 07:03
URI: https://pred.uni-regensburg.de/id/eprint/51546

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