Figure 2From: A novel method to fabricate CoFe2O4/SrFe12O19 composite ferrite nanofibers with enhanced exchange coupling effect SEM images of CoFe 2 O 4 /SrFe 12 O 19 nanofibers with different Co/Sr 2+ molar ratios: (a) 8.0, (b) 5.0, (c) 3.0, (d) 1.8, and (e) 0.8. Back to article page
