Magnetization and Specific Absorption Rate Studies of Ball-Milled Iron Oxide Nanoparticles for Biomedicine

Figure 10

(a) Magnetization data at 2 K for γ-Fe₂O₃ (red) and Fe₃O₄ (blue) nanoparticles 6 hr milled in hexane with 20% oleic acid, (b) the same as (a) on an expanded applied field scale.

(a)

(b)