Research Article

Chelated Nitrogen-Sulphur-Codoped TiO2: Synthesis, Characterization, Mechanistic, and UV/Visible Photocatalytic Studies

Figure 3

FTIR spectra of precalcined powders (a) Tcontrol, TFA, (NS)0.06-TFA, and (NS)0.1-TFA and (b) TAA, (NS)0.06-TAA, and (NS)0.1-TAA.
(a)
(b)