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Magnetic Studies in Sputtered Ni/Ti Multilayers

Identifieur interne : 000103 ( France/Analysis ); précédent : 000102; suivant : 000104

Magnetic Studies in Sputtered Ni/Ti Multilayers

Auteurs : H. Salhi [Maroc] ; K. Chafai [Maroc] ; H. Lassri [Maroc] ; M. Abid [Maroc] ; E. K. Hlil [France]

Source :

RBID : Pascal:11-0380746

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English descriptors

Abstract

Magnetic properties of Ni/Ti multilayers, prepared by the DC triode sputtering method, have been studied by magnetic measurements. Both metal layers are crystalline with a (111) fiber structure when they are thicker than 20 A. The magnetization decreases with a decrease in Ni layer thickness tNi and the analysis of the results at 5 K indicates the presence of a dead Ni layer about 13 Å thick. The effective anisotropy Keff of Ni/Ti multilayers is obtained using a torque magnetometer. Spin-wave theory has been used to explain the temperature dependence of the magnetization. Approximate values for bulk exchange interaction Jb, surface exchange interaction JS and interlayer coupling strength JI for various Ni layer thicknesses have been obtained.


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Pascal:11-0380746

Le document en format XML

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<term>Sputter deposition</term>
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<div type="abstract" xml:lang="en">Magnetic properties of Ni/Ti multilayers, prepared by the DC triode sputtering method, have been studied by magnetic measurements. Both metal layers are crystalline with a (111) fiber structure when they are thicker than 20 A. The magnetization decreases with a decrease in Ni layer thickness t
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of Ni/Ti multilayers is obtained using a torque magnetometer. Spin-wave theory has been used to explain the temperature dependence of the magnetization. Approximate values for bulk exchange interaction J
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