Magnetic Nanoparticles@Metal-Organic Framework Composites as Sustainable Environment Adsorbents

Figure 3

Schematic representation of the step-by-step assembly strategy (a) and TEM images of Fe₃O₄@[Cu₃(btc)₂] core-shell magnetic microspheres after (b) 10, (c) 20, (d) 25, (e) 30, (f) 40, and (g) 50 assembly cycles at 25°C. Reprinted from Ref. [28] with permission of the Royal Society of Chemistry.