发明名称 |
DEVICES INCLUDING A NEAR FIELD TRANSDUCER (NFT) INCLUDING PEG AND DISC FROM DIFFERENT MATERIALS |
摘要 |
Devices that have an air bearing surface (ABS), the device includes a near field transducer (NFT) that includes a disc configured to convert photons incident thereon into plasmons; and a peg configured to couple plasmons coupled from the disc into an adjacent magnetic storage medium, wherein the disc includes a disc material that includes gold or an alloy thereof and the peg includes a peg material, wherein the disc material is different from the peg material and wherein the peg material has a real part of the permittivity that is not greater than that of gold. |
申请公布号 |
US2016351210(A1) |
申请公布日期 |
2016.12.01 |
申请号 |
US201615166765 |
申请日期 |
2016.05.27 |
申请人 |
SEAGATE TECHNOLOGY LLC |
发明人 |
Blaber Martin;Zhao Tong;Kautzky Michael C.;Brons Justin;Duda John C.;Cheng Yuhang;Seigler Michael A. |
分类号 |
G11B5/31;G11B5/60 |
主分类号 |
G11B5/31 |
代理机构 |
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代理人 |
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主权项 |
1. A device having an air bearing surface (ABS), the device comprising:
a near field transducer (NFT) comprising:
a disc configured to convert photons incident thereon into plasmons; anda peg configured to couple plasmons coupled from the disc into an adjacent magnetic storage medium,wherein the disc comprises a disc material comprising gold or a gold alloy and the peg comprises a peg material, wherein the disc material is different from the peg material and wherein the peg material has a real part of the permittivity that is not greater than that of gold. |
地址 |
Cupertino CA US |