Demagnetization Treatment of Remanent Composite Microspheres Studied by Alternating Current Susceptibility Measurements

The magnetic remanence of silica microspheres with a low concentration of embedded cobalt ferrite nanoparticles is studied after demagnetization and remagnetization treatments. When the microspheres are dispersed in a liquid, alternating current (AC) magnetic susceptibility spectra reveal a constant...

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Bibliographic Details
Main Authors: Ben H. Erné, Susanne van Berkum
Format: Article
Language:English
Published: MDPI AG 2013-09-01
Series:International Journal of Molecular Sciences
Subjects:
Online Access:http://www.mdpi.com/1422-0067/14/9/18093