Table 1

Comparison of magnetic properties of the as-synthesized cobalt ferrites and the reported CoFe2O4 measured at room temperature
Reference Particle size (nm) Hc (Oe) Ms (emu/g)
This work 5.5 11 50
[9] 14.6 243 37
[10] 20–30 519 About 55
[21] 15.7 250 About 50
[24] 8 39 36
3 0 4.2
[12] 2–6 0 About 40
[25] 40 0 40
[13] 9 0 30
[26] 30 Negligible 30
[27] 4–10 0 18
[28] 6 0 9

The saturation magnetizations are compared at an applied magnetic field of 12,000 Oe

Li et al.

Li et al. Nanoscale Research Letters 2010 5:1039-1044   doi:10.1007/s11671-010-9599-9

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