Research Article

One-Step Method for Preparation of Magnetic Nanoparticles Coated with Chitosan

Figure 2

STEM micrographs and their corresponding particle diameter histograms of particles prepared by coprecipitation method (at 50°C) without chitosan and with different chitosan concentrations: (a) without chitosan; (b) 0.125; (c) 0.25; (d) 0.5 (w/v %).
813958.fig.002a
813958.fig.002b