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Perpendicular magnetic recording medium
- 1.0343164 - FZÚ 2011 TW eng P - Patent Document
Lai, C.H. - Vokoun, David - Liao, Y.-Y. - Lin, M.-S.
Perpendicular magnetic recording medium.
Alexandria, VA 22314, USA: USPTO, 2009. Owner: National Taiwan University, Taipei (Taiwan). Date of the patent acceptance: 13.10.2009. Patent Number: 7601444
Institutional research plan: CEZ:AV0Z10100520
Keywords : perpendicular magnetic recording medium * CoPtCr-SiO2 perpendicular medium * coercivity * internal stress
Subject RIV: BM - Solid Matter Physics ; Magnetism
A perpendicular magnetic recording medium includes: a substrate; a soft magnetic film formed on the substrate; a non-magnetic film including an amorphous interlayer formed on the soft magnetic film and made from a metallic material selected from terbium, gadolinium, dysprosium, tantalum, hafnium, and combinations thereof, a buffer layer formed on the amorphous interlayer and having a face-centered cubic structure, and a seed layer formed on the buffer layer and having a hexagonal crystal structure; and a granular magnetic recording film formed on the seed layer.
Permanent Link: http://hdl.handle.net/11104/0185701
Number of the records: 1