Magnetoelastic resonance enhancement of longitudinally driven giant magnetoimpedance effect in FeCuNbSiB ribbons

  • Z. M. Wu*
  • , L. Liu
  • , Y. Lin
  • , K. Huang
  • , J. Y. Kang
  • , S. P. Li
  • , Z. J. Zhao
  • , L. Jiang
  • , X. L. Yang
  • *Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

6 Scopus citations

Abstract

Longitudinally driven giant magnetoimpedance effect in Fe73.5Cu1Nb3Si13.5B9 ribbons has been investigated. The experimental results showed that a maximum magnetoimpedance ratio of 15 462% and a relative sensitivity of 7300%/Oe were achieved in the ribbon with dimensions of 1.5 cm×0.8 mm×25 μm annealed at 480 °C. The relative sensitivity was enhanced by 28 times due to the magnetoelastic resonance. The relationship between the magnitude of enhancement and the magnetoelastic coupling coefficient k was analyzed in detail. It was found that the high magnetoelastic coupling coefficient was favorable for achieving large giant magnetoimpedance effect of the specimen.

Original languageEnglish
Pages (from-to)327-330
Number of pages4
JournalPhysica B: Condensed Matter
Volume405
Issue number1
DOIs
StatePublished - 1 Jan 2010

Keywords

  • Longitudinally driven giant magnetoimpedance
  • Magnetoelastic coupling
  • Magnetoelastic resonance
  • Nanocrystalline ribbon

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