Size-Controlled Synthesis of Fe₃O₄ Magnetic Nanoparticles in the Layers of Montmorillonite

Figure 6

The scanning electron microscopy micrographs of MMT (a) and Fe₃O₄/MMT NCs for 5.0, 9.0, and 12.0 wt. % (b), (c), and (d).

(a)

(b)

(c)

(d)