Preparation of Nitrogen-Doped Mesoporous TiO₂/RGO Composites and Its Application to Visible Light-Assisted Photocatalytic Degradation

Figure 4

TEM images of NMT-1.8 nanophase material (a) and NMT/RGO-1.8-10 composite with different magnification of 200 nm (b) and 20 nm (c).

(a)

(b)

(c)