Exchange coupled film including hafnium and amorphous layers...

Details Exchange coupled film including hafnium and amorphous layers... Exchange coupled film including hafnium and amorphous layers...

2011-06-14

2011-06-14

Heinz, A. J. (Department: 2627)

Dynamic magnetic information storage or retrieval

Head

Magnetoresistive reproducing head

Reexamination Certificate

active

07961441

ABSTRACT:
The exchange coupled film according to the present invention comprises a buffer layer including a laminate in which an amorphous layer and a hafnium layer are laminated in that order, an antiferromagnetic layer laminated on the hafnium layer of the buffer layer via an intermediate layer with a thickness of at least 2 nm, and a pinned magnetic layer laminated on the antiferromagnetic layer.

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