Enhanced pinning property by inserted Si seed layer

摘要

The embodiments of the present invention generally relate to a magnetic head having a silicon seed layer disposed between a lower shield and a metallic underlayer to enhance the unidirectional anisotropy in an antiferromagnetic layer disposed over the metallic underlayer.

主权项

1. A magnetic head, comprising:
a first shield; a silicon seed layer disposed over the first shield; a metallic underlayer disposed over the silicon seed layer, wherein the metallic underlayer comprises a first metallic sublayer and a second metallic sublayer; and an antiferromagnetic layer disposed over the metallic underlayer.