DocumentCode
788060
Title
DC susceptibility of interacting single domain particles
Author
Elik, I. ; Chang, Ching-Ray
Author_Institution
Dept. of Phys., Nat. Taiwan Univ., Taipei, Taiwan
Volume
31
Issue
6
fYear
1995
fDate
11/1/1995 12:00:00 AM
Firstpage
3811
Lastpage
3813
Abstract
The thermal relaxation process in interacting systems is characterized by transitions between metastable configurations of the entire array. Their rates are identified here for sample small particle arrays and the nonequilibrium initial DC susceptibility χ(t) is found from a master equation. The function χ(t) has multiexponential time dependence and may exhibit nonuniform approach to equilibrium
Keywords
magnetic domains; magnetic particles; magnetic susceptibility; master equation; DC susceptibility; interacting single domain particles; master equation; metastable configurations; multiexponential time dependence; nonuniform approach to equilibrium; small particle arrays; thermal relaxation process; Couplings; Equations; Magnetic anisotropy; Magnetic susceptibility; Magnetization; Magnetostatics; Metastasis; Perpendicular magnetic anisotropy; Physics; Temperature;
fLanguage
English
Journal_Title
Magnetics, IEEE Transactions on
Publisher
ieee
ISSN
0018-9464
Type
jour
DOI
10.1109/20.489780
Filename
489780
Link To Document