Effect of the irradiation of Au ions on the negative Hall resistivity for YBCO films

  • J. G. Lin*
  • , C. Y. Huang
  • , L. M. Wang
  • , H. M. Cho
  • , H. C. Yang
  • , H. E. Horng
  • , C. W. Wang
  • , E. K. Lin
  • , Y. C. Yu
  • *Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

1 Citation (Scopus)

Abstract

The temperature dependence of longitudinal and transversal resistivities (ρ{variant}xx(T) and ρ{variant}xy (T), respectively) near the transition region for YBCO films have been measured before and after the irradiation of Au ions. Our results show that the peak value of the negative ρ{variant}xy increases significantly at 0.5 T but remains nearly the same at 4 T after the irradiation. The power law of [ρ{variant}xy = ρ{variant}xxα] has been extracted for our films, with α ranging from 0.9 to 1.6. There is no correlation found between the magnitude of negative ρ{variant}xy and the α values. The field dependence of the irradiation effect on ρ{variant}xy(T) suggests a complicated interplay between the magnetic field and the defects on the mechanism of the anomalous Hall effect.

Original languageEnglish
Pages (from-to)177-182
Number of pages6
JournalPhysica C: Superconductivity and its Applications
Volume243
Issue number1-2
DOIs
Publication statusPublished - 1995 Feb 20

ASJC Scopus subject areas

  • Electronic, Optical and Magnetic Materials
  • Condensed Matter Physics
  • Energy Engineering and Power Technology
  • Electrical and Electronic Engineering

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