KOJI M,MASAHIRO M,MASAHIRO I,et al.Microwave absorption properties of the nano-composite powders recovered from Nd-Fe-B bonded magnet scraps[J].Journal of Alloys and Compounds,2006,408-412:1391-1395.
[7]
KIM S S,KIM S T,AHN J M,et al.Magnetic and microwave absorbing properties of Co-Fe thin films plated on hollow ceramic microspheres of low density[J].Journal of Magnetism and Magnetic Materials,2004,271:39-45.