Antisymmetric exchange and its influence on the magnetic structure and conductivity of La2CuO4

  • Tineke Thio
  • , T. R. Thurston
  • , N. W. Preyer
  • , P. J. Picone
  • , M. A. Kastner
  • , H. P. Jenssen
  • , D. R. Gabbe
  • , C. Y. Chen
  • , R. J. Birgeneau
  • , Amnon Aharony

Research output: Contribution to journalArticlepeer-review

443 Scopus citations

Abstract

Measurements of the magnetic moment of antiferromagnetic La2CuO4 at high fields reveal a new phase boundary originating from a previously undetected canting of the Cu2+ spins out of the CuO2 planes. This canting, together with the exponential temperature dependence of the two-dimensional correlation length, accounts quantitatively for the susceptibility peak at the Néel temperature. Enhancement of the conductivity in the ferromagnetic phase demonstrates a strong connection between the magnetism and charge transport.

Original languageEnglish
Pages (from-to)905-908
Number of pages4
JournalPhysical Review B
Volume38
Issue number1
DOIs
StatePublished - 1 Jan 1988
Externally publishedYes

ASJC Scopus subject areas

  • Condensed Matter Physics

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