Title :
Dynamics of perpendicular recording heads
Author :
Litvinov, D. ; Chomko, R. ; Wolfson, J. ; Svedberg, E. ; Bain, J. ; White, R. ; Chantrell, R. ; Khizroev, S.
Author_Institution :
Seagate Res., Pittsburgh, PA, USA
fDate :
7/1/2001 12:00:00 AM
Abstract :
3D modeling and inductance measurements were used to design an ultra-high frequency perpendicular system. Kerr microscopy and spin-stand experiments with focused ion beam (FIB) trimmed perpendicular heads and perpendicular media directly verified the high frequency concepts
Keywords :
Kerr magneto-optical effect; focused ion beam technology; inductance; magnetic heads; perpendicular magnetic recording; 3D model; Kerr microscopy; focused ion beam trimming; inductance measurement; perpendicular magnetic recording head; spin-stand; ultra-high-frequency dynamics; Frequency; Inductance; Ion beams; Magnetic flux; Magnetic heads; Magnetic materials; Magnetic recording; Magnetic switching; Magnetization; Perpendicular magnetic recording;
Journal_Title :
Magnetics, IEEE Transactions on
