Devices including a diffusion barrier layer
US10699732B2 · kind B2 · utility
5Cited by
12References
20Claims
0Family size
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Key dates
| Filing date | Nov 30, 2017 |
| Grant date | Jun 30, 2020 |
| Priority date | — |
| Expiry date | Nov 30, 2037 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG11B2005/0021
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
Devices that include a write pole; a near field transducer (NFT) that includes a peg and a disk, wherein the peg is at the ABS of the device; and a diffusion barrier layer positioned between the write pole and the peg of the NFT, the diffusion barrier layer including metals, nitrides, oxides, carbides, silicides, or amorphous material.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.