Near field transducer having notch diffusion barrier

H Balamane, JA Bonetti, JA Katine, VPS Rawat… - US Patent …, 2015 - Google Patents
An apparatus according to one embodiment includes a near field transducer comprising a
conductive metal film having a main body, anotch extending from the main body, and a …

Multipiece near field transducers (NFTS)

M Blaber, T Zhao, J Brons, M Kautzky - US Patent 9,672,848, 2017 - Google Patents
Devices having air bearing surfaces (ABS), the devices including a near field transducer
(NFT) that includes a disc configured to convert photons incident thereon into plas mons; …

Multipiece near field transducers (NFTS)

M Blaber, T Zhao, J Brons, M Kautzky - US Patent 10,229,704, 2019 - Google Patents
Devices having air bearing surfaces (ABS), the devices including a near field transducer
(NFT) that includes a disc configured to convert photons incident thereon into plas mons; …

Near field transducers (NFTS) including barrier layer and methods of forming

M Blaber, J Gong, D Dimitrov, S Riemer… - US Patent …, 2019 - Google Patents
Devices having an air bearing surfaces (ABS), the devices including a near field transducer
(NFT) that includes a disc having a front edge; a peg, the peg having a front surface at the air …

Near-field transducer peg encapsulation

JG Wessel, S Sahoo, MC Kautzky - US Patent 9,336,800, 2016 - Google Patents
A near field transducer with a peg region, an enlarged region disposed adjacent the peg
region, and a barrier material disposed between the peg region and the enlarged region …

Near field transducers (NFTS) including a protective layer and methods of forming

T Zhao, J Brons, M Kautzky - US Patent 10,062,401, 2018 - Google Patents
Devices having air bearing surfaces (ABS), the devices include a near field transducer (NFT)
that includes a disc; a peg, the peg including gold (Au), silver (Ag), copper (Cu), aluminum …

Peg only near-field transducer

Y Cheng, C Peng - US Patent 9,275,659, 2016 - Google Patents
An apparatus for a heat assisted magnetic recording device that includes a write pole, a
near-field transducer, and a heat sink. The near-field transducer is comprised only of a peg …

Near-field transducer having enlarged portion matching outline shape of heat sink

JC Duda, SM Franzen, W Chen, T Lee… - US Patent …, 2017 - Google Patents
(57) ABSTRACT A near-field transducer includes an enlarged portion and a peg protruding
from a first edge. The enlarged portion has a second edge facing away from the first edge …

Near field transducer and heat sink design for heat assisted magnetic recording

T Zhao, JC Duda, MC Kautzky - US Patent 9,251,820, 2016 - Google Patents
Apparatuses, systems, and methods are disclosed related to heat assisted magnetic
recording. According to one embodiment, an apparatus that includes a heat sink region and …

Near field transducers (NFTs) including a protective layer and methods of forming

T Zhao, J Brons, M Kautzky - US Patent 9,741,381, 2017 - Google Patents
Devices having air bearing surfaces (ABS), the devices include a near field transducer (NFT)
that includes a disc; a peg, the peg including gold (Au), silver (Ag), copper (Cu), aluminum …