Quarternary amorphous magnetic alloy thin film and magnetic head

Details Quarternary amorphous magnetic alloy thin film and magnetic head Quarternary amorphous magnetic alloy thin film and magnetic head

1988-11-02

1990-07-24

Severin, David J.

Dynamic magnetic information storage or retrieval

Head

Core

148311, G11B 5147

Patent

active

049438832

ABSTRACT:
A thin film magnetic head provided with a first and a second thin film made of a magnetic material, disposed so as to form a closed magnetic circuit; and an intermediate film made of a non-magnetic material, disposed between the first and the second thin films so as to form a magnetic gap at a part of the magnetic circuit; wherein at least one of the first and the second thin films is made of a quaternary amorphous magnetic alloy, whose principal component is cobalt and which contains hafnium, tantalum and palladium.

REFERENCES:
patent: 4608297 (1986-08-01), Shimada et al.

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