Study on Synthesis and Photocatalytic Activity of Porous Titania Nanotubes

Figure 5

(a) XPS full spectrum of TiO₂ sample. (b) High resolution XPS of C 1s and subpeak fitting chart. (c) High resolution XPS of Ti 2p and subpeak fitting chart. (d) High resolution XPS of O 1s and subpeak fitting chart.

(a)

(b)

(c)

(d)