Figure 3

AFM images of fluorinated BSTO/PVdF-HFP nanocomposites: (a) BaTiO₃, (b) Ba_0.8Sr_0.2TiO₃, (c) Ba_0.6Sr_0.4TiO₃, (d) Ba_0.4Sr_0.6TiO₃, (e) Ba_0.2Sr_0.8TiO₃, and (f) SrTiO₃ (the scale ranges from 5 nm (white) to −5 nm (black)).