The Synthesis of NiO/TiO₂ Heterostructures and Their Valence Band Offset Determination

Figure 3

(a) VB spectrum of NiO, (b) VB spectrum of TiO₂, (c) O 1 s spectrum of NiO, and (d) O 1 s spectrum of TiO₂.

(a)

(b)

(c)

(d)