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Magnetic and magnetostrictive behavior of amorphous and nanocrystalline (by current annealing) Fe86Zr7B6Cu1 alloy

Authors :
P. Garcia-Tello
J. Gonzalez
J.M. Blanco
R. Zuberek
N. Murillo
Source :
Nanostructured Materials. 8:711-718
Publication Year :
1997
Publisher :
Elsevier BV, 1997.

Abstract

A reinforcement of the ferromagnetic character with applied tensile stress has been found in Fe 86 Zr 7 Cu 1 amorphous alloy with a linear relationship between the change of the magnetization per unit stress. By annealing with electric current, an improvement of the magnetic softness of the alloy can be achieved in the range of current density of 50 to 75 Axmm −2 . Such an effect is connected to the presence of ultrafine grains of dimensions typically of nanometers. Results of the magnetostriction constant are also reported for the as-quenched and nanocrystalline alloy which are interpreted in terms of surface and bulk contributions from α-Fe grains.

Details

ISSN :
09659773
Volume :
8
Database :
OpenAIRE
Journal :
Nanostructured Materials
Accession number :
edsair.doi...........ed307a19a6110c13475c4ca927681184
Full Text :
https://doi.org/10.1016/s0965-9773(97)00219-5