Integrated near field transducer heat assisted magnetic recording head: Design and recording demonstration

Author

Itagi, A.V. ; Challener, W.A. ; Peng, C. ; Karns, D. ; Peng, Y. ; Yang, X. ; Zhu, X. ; Gokemeijer, N. ; Hsia, Y.-T. ; Ju, G. ; Rottmayer, R. ; Seigler, M. ; Rausch, T. ; Gage, E.

Author_Institution

Seagate Technol., Pittsburgh, PA

fYear

2009

fDate

10-13 May 2009

Firstpage

19

Lastpage

21

Abstract

We present a spin stand recording demonstration with an integrated near field transducer heat assisted magnetic recording head. An areal density of ~240 Gbit/in² at 15.5 dB ACSN was obtained on FePt media spinning at 2700 rpm. The head design is discussed.

Keywords

integrated optics; iron alloys; magnetic heads; magneto-optical recording; optical design techniques; platinum alloys; FePt; heat assisted magnetic recording; integrated near field transducer; media spinning; optical head design; spin stand recording; Focusing; Gratings; Heat-assisted magnetic recording; Magnetic heads; Magnetic recording; Magnetic resonance; Optical recording; Optical surface waves; Optical waveguides; Transducers; Heat Assisted Magnetic Recording; Lollipop; Near Field Optics; Near Field Transducer; Surface Plasmon;

fLanguage

English

Publisher

ieee

Conference_Titel

Optical Data Storage Topical Meeting, 2009. ODS '09.

Conference_Location

Lake Buena Vista, FL

Print_ISBN

978-1-4244-3342-1

Electronic_ISBN

978-1-4244-3343-8

Type

conf

DOI

10.1109/ODS.2009.5031733

Filename

5031733