Interaction correction to the longitudinal conductivity and Hall resistivity in high-quality two-dimensional GaAs electron and hole systems

  • C. E. Yasin
  • , T. L. Sobey
  • , A. P. Micolich
  • , W. R. Clarke
  • , A. R. Hamilton
  • , M. Y. Simmons
  • , L. N. Pfeiffer
  • , K. W. West
  • , E. H. Linfield
  • , M. Pepper
  • , D. A. Ritchie

Research output: Contribution to journalArticlepeer-review

12 Scopus citations

Abstract

We study the corrections in the low temperature limit to both the longitudinal conductivity and Hall resistivity due to electron-electron interactions in high-quality GaAs systems. Using the recent theory of Zala [Phys. Rev. B 64, 214204 (2001)] we find that the interaction corrections to the conductivity and Hall resistivity are consistent with each other in n-GaAs, although the agreement is not as good in p-GaAs. This suggests that interaction effects can explain the metallic drop in resistivity at B=0 in n-GaAs systems, but more work is required to understand p-GaAs systems.

Original languageEnglish (US)
Article number241310
JournalPhysical Review B - Condensed Matter and Materials Physics
Volume72
Issue number24
DOIs
StatePublished - Dec 15 2005
Externally publishedYes

All Science Journal Classification (ASJC) codes

  • Electronic, Optical and Magnetic Materials
  • Condensed Matter Physics

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