Circular-polarization-dependent study of the microwave-induced magneto-resistance oscillations in the 2D electron system

  • J. H. Smet
  • , B. Gorshunov
  • , C. Jiang
  • , L. Pfeiffer
  • , K. West
  • , V. Umansky
  • , M. Dressel
  • , R. Meisels
  • , F. Kuchar
  • , K. von Klitzing

Research output: Contribution to journalArticlepeer-review

2 Scopus citations

Abstract

We have investigated the influence of the polarization of the incident radiation on the recently discovered microwave-induced resistance oscillations in state-of-the-art highest purity 2D electron systems. A quasi-optical setup allows us to tune in situ between different circular as well as linear polarization states. We find that the microwave-induced zero resistance and the resistance oscillations are notably immune to changes in the polarization. This observation is discrepant with a number of proposed theories. Deviations for different polarizations only occur for a bolometric contribution to the resistance associated with the resonant heating at the cyclotron resonance itself.

Original languageEnglish (US)
Pages (from-to)315-319
Number of pages5
JournalPhysica E: Low-Dimensional Systems and Nanostructures
Volume35
Issue number2
DOIs
StatePublished - Dec 2006
Externally publishedYes

All Science Journal Classification (ASJC) codes

  • Electronic, Optical and Magnetic Materials
  • Atomic and Molecular Physics, and Optics
  • Condensed Matter Physics

Keywords

  • 2D electron system
  • Microwave photoconductivity
  • Zero resistance

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