Research Article

Chemical Structure of TiO2 Nanotube Photocatalysts Promoted by Copper and Iron

Figure 6

The Cu and Fe K-edges XANES spectra of the (a) Cu-TNT and (b) Fe-TNT, respectively. The empty and filled symbols represent the fitting and fractions of standards calculated by the linear combination algorithm. The experimental data are shown in solid lines.
243160.fig.006a
(a)
243160.fig.006b
(b)