Preparation and Application of Mesoporous Nanotitania Photocatalysts Using Different Templates and pH Media

Figure 4

TEM images of the TiO₂ at different pH and different surfactants. (a) CTAB-A, (b) DBS-A, (c) NPE-A, (d) CTAB-B, (e) DBS-B, and (f) NPE-B.

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