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摘要:
Magnetic properties and magnetization processes of Co nanowire arrays with various packing densities are investigated by means of object-oriented micromagnetic framework (OOMMF) software package with finite difference micromagnetic simulations. The packing density of nanowires is changed with the diameter, number of nanowires and center-to-center spacing between the wires. The magnetization reversal mechanism and squareness of the hysteresis loops of the nanowire arrays are very sensitive to the packing density of nanowires. Clear steps and plateaux on the demagnetization are visible, which turns out that dipolar interactions among the wires have a significant influence on switching field.
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来源 :
CHINESE PHYSICS B
ISSN: 1674-1056
年份: 2017
期: 11
卷: 26
1 . 7 0 0
JCR@2022
ESI学科: PHYSICS;
ESI高被引阀值:94
中科院分区:4