Observation of a Magnetically Induced Wigner Solid

E. Y. Andrei, G. Deville, D. C. Glattli, F. I. B. Williams, E. Paris, and B. Etienne
Phys. Rev. Lett. 60, 2765 – Published 27 June 1988; Erratum Phys. Rev. Lett. 62, 1926 (1989)
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Abstract

The existence of the magnetic-field-induced liquid-to-solid phase transition in an extreme quantum-limit 2D electron plasma is established for electrons at a high-quality GaAs/GaAlAs heterojunction by detection of a gapless magnetophonon excitation branch with radio-frequency spectroscopy. The phase diagram, determined for Wigner-Seitz to Bohr radius ratio 1.6<rs<2.5, extrapolates to a zero-temperature critical Landau-level filling factor νc=0.23±0.04 and a zero-filling-factor melting temperature close to the classical (rs) limit.

  • Received 12 April 1988

DOI:https://doi.org/10.1103/PhysRevLett.60.2765

©1988 American Physical Society

Erratum

Erratum: Andre et al reply [Phys. Rev. Lett. 62, 973 (1989)]

E. Y. Andrei, G. Deville, D. C. Glattli, F. I. B. Williams, E. Paris, and B. Etienne
Phys. Rev. Lett. 62, 1926 (1989)

Authors & Affiliations

E. Y. Andrei*, G. Deville, D. C. Glattli, and F. I. B. Williams

  • Service de Physique du Solide et de Résonance Magnétique, Institut de Recherche Fondamentale, Commissariat à l'Energie Atomique-Centre d'Etudes Nucléaires Saclay, 91191 Gif-sur-Yvette Cedex, France

E. Paris and B. Etienne

  • Laboratoire de Microstructures et de Microélectronique, Centre National de la Recherche Scientifique, 92220 Bagneux, France

  • *Present address: Department of Physics, Rutgers University, Piscataway, NJ 08855.

Comments & Replies

Comment on "Observation of a Magnetically Induced Wigner Solid"

H. L. Stormer and R. L. Willett
Phys. Rev. Lett. 62, 972 (1989)

Andrei et al. Reply

E. Y. Andrei, G. Deville, D. C. Glattli, F. I. B. Williams, E. Paris, and B. Etienne
Phys. Rev. Lett. 62, 973 (1989)

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Vol. 60, Iss. 26 — 27 June 1988

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