Wigner crystal in a two-dimensional electron system in the vicinity of filling factor 1/5: Acoustic studies

I. L. Drichko, I. Yu Smirnov, A. V. Suslov, L. N. Pfeiffer, K. W. West, Y. M. Galperin

Research output: Contribution to journalArticlepeer-review

6 Scopus citations

Abstract

By simultaneous measurements of the attenuation and velocity of surface acoustic waves propagating in proximity to a high-quality GaAs quantum well we study the complex AC conductance of the two-dimensional electron system. Focusing on the vicinity of the filling factor ν=1/5 we confirm that the insulating states formed closely to this value of ν are pinned Wigner crystals.

Original languageEnglish (US)
Pages (from-to)46-50
Number of pages5
JournalSolid State Communications
Volume213-214
DOIs
StatePublished - Jul 1 2015

All Science Journal Classification (ASJC) codes

  • General Chemistry
  • Condensed Matter Physics
  • Materials Chemistry

Keywords

  • A. Two-dimensional electron system
  • D. AC transport

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