Composite heat assisted magnetic recording media with temperature tuned intergranular exchange
US8021771B2 · kind B2 · utility
9Cited by
34References
14Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 8, 2010 |
| Grant date | Sep 20, 2011 |
| Priority date | — |
| Expiry date | Jan 8, 2030 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/325
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A thin film structure including a plurality of grains of a first magnetic material having a first Curie temperature embedded in a matrix of a second material having a second Curie temperature, wherein the second Curie temperature is lower than the first Curie temperature and the second material comprises one or more of an oxide, a sulfide, a nitride, and a boride.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.