Improved Synthesis of Reduced Graphene Oxide-Titanium Dioxide Composite with Highly Exposed 001 Facets and Its Photoelectrochemical Response

Figure 1

Schematic illustration of the preparation of RGO-TiO₂ composite in sequence, producing, after centrifugation, (a) three different layers (RGO, TiO₂ and RGO-TiO₂), and (b) a single homogeneous layer of the RGO-TiO₂ composite.

(a)

(b)