Asymmetrical magneto-impedance effect in NiFe/SiO2/Cu composite wire with a sputtered NiFe seed layer

J. Fan*, N. Ning, J. B. Yi, L. S. Tan, X. P. Li

*Corresponding author for this work

Research output: Contribution to journalConference articlepeer-review

1 Scopus citations

Abstract

In this work, a new type of asymmetrical magnetoimpedance (AMI) effect has been found in a new type of NiFe/SiO2/Cu composite wire without applying any dc-biased magnetic field, in which NiFe/SiO2/Cu composite wires were fabricated by sputtering a NiFe seed layer on the SiO 2 layer and then electroplating another NiFe layer on the NiFe seed layer. A magnetization rotation model based on the coupling effect with bias field in the seed layer and the pinning effect by defects in the wire has been used to qualitatively explain the AMI profiles observed.

Original languageEnglish
Article number014076
JournalPhysica Scripta T
VolumeT139
DOIs
StatePublished - 2010
Externally publishedYes
Event3rd International Symposium on Functional Materials 2009, ISFM 2009 - Jinju, Korea, Republic of
Duration: 15 Jun 200918 Jun 2009

ASJC Scopus subject areas

  • General Physics and Astronomy

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