Title :
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
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;
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
DOI :
10.1109/ODS.2009.5031733
