Method and apparatus for improving soft magnetic properties...

Details Method and apparatus for improving soft magnetic properties... Method and apparatus for improving soft magnetic properties...

2005-12-27

2005-12-27

Ometz, David L. (Department: 2653)

Dynamic magnetic information storage or retrieval

Head

Magnetoresistive reproducing head

Reexamination Certificate

active

06980404

ABSTRACT:
A giant magnetoresistance (GMR) head for magnetic storage systems, the GMR head having a free layer with improved soft magnetic properties while retaining giant magnetoresistance (GMR) effects. The free layer comprises an alloy comprising Cox, Fey, and Cuz, wherein x, y, and z represent the atomic weight percentage of Co, Fe, and Cu, respectively.

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“Laminated Seed Layers for Plated Thin Film Heads and Structures,” IBM Technical Disclosure Bulletin, vol. 35, No. 1B, Jun. 1992, pp. 457-459.

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