Magnetic properties and giant magneto-impedance effect of FINEMET/IGZO composite ribbons

  • C. L. Jia
  • , Y. B. Guo
  • , D. Wang
  • , C. Yang
  • , X. Li
  • , W. H. Xie
  • , G. T. Shen*
  • , Z. J. Zhao
  • *Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

7 Scopus citations

Abstract

In order to study the magnetic properties and giant magnetoimpedance (GMI) effect of FINEMET/IGZO composite ribbons. A series of ZnGaInO4 film (IGZO) with different thickness (t) were deposited by RF magnetron sputtering from targets of nominally identical compositions onto Fe-based nanocrystalline ribbon. The results of hysteresis loops show that the FINEMET/IGZO composite ribbons has good soft magnetic properties, and the GMI ratio of the composite ribbons are enhanced. The GMI ratio of FINEMET/IGZO composite ribbons increases at first and then decreases with the increase of IGZO layer thickness (0 ∼ 200 nm). This result was attributed to the relative contribution of electromagnetic interaction and stress interaction between IGZO coating layer and FINEMET ribbon. These results provide a method for improving the GMI effect in composite ribbons, optimizing the GMI effect of semiconductor materials and exploring new GMI magnetic sensors compatible with semiconductor electronics.

Original languageEnglish
Article number168662
JournalJournal of Magnetism and Magnetic Materials
Volume544
DOIs
StatePublished - 15 Feb 2022

Keywords

  • FINEMET/IGZO composite ribbons
  • Giant magnetoimpedance
  • Magnetic properties

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