DocumentCode :
3531501
Title :
Bulk ac erase technique for perpendicular recording media: effect of exchange coupling
Author :
Abarra, E.N. ; Gill, P. ; Acharya, B.R. ; Zhou, J.N. ; Zheng, M. ; Choe, G.
Author_Institution :
MMC Technol., San Jose, CA, USA
fYear :
2005
fDate :
4-8 April 2005
Firstpage :
605
Lastpage :
606
Abstract :
In this work, we discuss a method of ac-erasing an entire disk using permanent magnets and compare the resulting magnetic states of perpendicular media with different levels of intergranular exchange. Co-Cr-Pt-O alloy media were prepared by reactive sputtering.
Keywords :
chromium alloys; cobalt alloys; magnetic heads; permanent magnets; perpendicular magnetic recording; platinum alloys; sputtering; CoCrPtO; bulk ac erase technique; exchange coupling; intergranular exchange; magnetic states; permanent magnets; perpendicular recording media; Background noise; Bit error rate; Disk recording; Frequency; Magnetic force microscopy; Magnetic heads; Perpendicular magnetic recording; Saturation magnetization; Sputtering; Testing;
fLanguage :
English
Publisher :
ieee
Conference_Titel :
Magnetics Conference, 2005. INTERMAG Asia 2005. Digests of the IEEE International
Print_ISBN :
0-7803-9009-1
Type :
conf
DOI :
10.1109/INTMAG.2005.1463731
Filename :
1463731
Link To Document :
https://search.ricest.ac.ir/dl/search/defaultta.aspx?DTC=49&DC=3531501
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