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US 9,852,749 B2Granted
Near field transducer having an adhesion layer coupled thereto
AssigneeWestern Digital Technologies, Inc.
InventorsXiaoping Bian, Qing Dai, Alan C. Lam, Barry C. Stipe
Life of this patent
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Abstract
An apparatus, according to one embodiment, comprises a near field transducer; an adhesion layer on a media facing side of the near field transducer, the adhesion layer comprising Ni and Cr; and a protective layer on a media facing side of the adhesion layer. Other apparatuses, systems and methods are described in additional embodiments.
Claims20
An apparatus, comprising:
- a near field transducer;
- an adhesion layer on a media facing side of the near field transducer, the adhesion layer comprising Ni and Cr;
- and
- a protective layer on the media facing side of the adhesion layer,
- wherein the protective layer comprises Si, N, and O,
- wherein the Cr of the adhesion layer is coupled to the N of the protective layer.
3 more elements
An apparatus, comprising:
- a near field transducer for heating a magnetic medium;
- a light source for illuminating the near field transducer;
- a write pole adjacent the near field transducer;
- an adhesion layer on a media facing side of the near field transducer, the adhesion layer comprising Ni and Cr;
- and
- a protective layer on the media facing side of the adhesion layer,
- wherein the protective layer comprises Si, N, and O,
- wherein the Cr of the adhesion layer is coupled to the N of the protective layer.
5 more elements
A method, comprising:
- forming an adhesion layer on a media facing side of the near field transducer, the adhesion layer comprising Ni and Cr;
- and
- forming a protective layer on the media facing side of the adhesion layer,
- wherein the protective layer comprises Si, N, and O,
- wherein the Cr of the adhesion layer is coupled to the N of the protective layer.
2 more elements
Dependencies are inferred from the claim text.