Enhanced Visible-Light Photocatalytic Performance of Nanosized Anatase TiO₂ Doped with CdS Quantum Dots for Cancer-Cell Treatment

Figure 1

SEM and TEM images of TiO₂ and CdS-TiO₂ nanocomposites: (a) and (c) pure TiO₂; (b) and (d) CdS-TiO₂; (e) size distribution of CdS/TiO₂ nanocomposites.

(a)

(b)

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(d)

(e)