DocumentCode
2047449
Title
Exchange coupling optimization on CoPtCrO perpendicular media
Author
Ikeda, Yoshihiro ; Takano, Kentaro ; Supper, Natacha ; Do, Hoa ; Sonobe, Yoshiaki ; Lengsfield, Byron
Author_Institution
IBM Almaden Res. Center, San Jose, CA, USA
fYear
2003
fDate
March 30 2003-April 3 2003
Lastpage
10
Abstract
In this paper, medium noise and exchange coupling correlation have been investigated by changing the oxygen ratio in the sputter gas. To determine the amount of intergranular exchange coupling in this media, the experimental results were modeled using numerical simulation.
Keywords
chromium alloys; cobalt alloys; magnetic hysteresis; magnetic noise; magnetic thin films; platinum alloys; sputtered coatings; CoPtCrO; CoPtCrO perpendicular media; exchange coupling correlation; intergranular exchange coupling; magnetic hysteresis; medium noise; oxygen ratio; sputter gas; Anisotropic magnetoresistance; Coercive force; Magnetic anisotropy; Magnetic noise; Noise reduction; Numerical simulation; Performance evaluation; Perpendicular magnetic anisotropy; Perpendicular magnetic recording; Signal to noise ratio;
fLanguage
English
Publisher
ieee
Conference_Titel
Magnetics Conference, 2003. INTERMAG 2003. IEEE International
Conference_Location
Boston, MA, USA
Print_ISBN
0-7803-7647-1
Type
conf
DOI
10.1109/INTMAG.2003.1230495
Filename
1230495
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