Mesoporous TiO₂ Micro-Nanometer Composite Structure: Synthesis, Optoelectric Properties, and Photocatalytic Selectivity

Figure 5

(a) FT-IR of the mesoporous TiO₂. ((b)–(d)) XPS of the mesoporous TiO₂: survey (b) and deconvoluted spectra for N 1s (c) and C 1s (d).

(a)

(b)

(c)

(d)