DocumentCode
1448783
Title
Effect of heat treatment on impedance behavior in nearly-zero magnetostriction (Co0.95Fe0.05)72.5Si 12.5B15 amorphous wire
Author
Blanco, J.M. ; Zhukov, A. ; Cobeño, A.F. ; Chen, A.P. ; Gonazalez, J.
Author_Institution
Dept. de Fisica Aplicada, Pais Vasco Univ., San Sebastian, Spain
Volume
36
Issue
5
fYear
2000
fDate
9/1/2000 12:00:00 AM
Firstpage
2879
Lastpage
2881
Abstract
Effect of current annealing without and under torsion stresses on driving current amplitude dependence of an electrical impedance has been studied in nearly-zero magnetostrictive (Co0.95Fe0.05 )72.5Si12.5B15 amorphous wires. Application of the torsion during measurements or induction of the helical induced anisotropy by the current annealing under torsion results in drastic decrease or even disappearance of such dependence. Observed dependencies have been interpreted in terms of effect of helical induced anisotropy on magnetic permeability tensor
Keywords
amorphous magnetic materials; boron alloys; cobalt alloys; giant magnetoresistance; heat treatment; iron alloys; magnetostriction; silicon alloys; (Co0.95Fe0.05)72.5Si12.5 B15 amorphous wire; CoFeSiB; current annealing; current annealing under torsion; driving current amplitude dependence; electrical impedance; heat treatment; helical induced anisotropy; impedance behavior; magnetic permeability tensor; nearly-zero magnetostriction; torsion stresses; Amorphous magnetic materials; Anisotropic magnetoresistance; Annealing; Heat treatment; Impedance; Iron; Magnetic anisotropy; Magnetostriction; Perpendicular magnetic anisotropy; Stress;
fLanguage
English
Journal_Title
Magnetics, IEEE Transactions on
Publisher
ieee
ISSN
0018-9464
Type
jour
DOI
10.1109/20.908615
Filename
908615
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