Development of Photocatalytic Active TiO₂ Surfaces by Thermal Spraying of Nanopowders

Figure 4

SEM-morphology of coatings starting from aqueous suspensions of (a) TiO₂-P25; (b) TiO₂-P25 at high-microscopic scale; (c) TiO₂-PC105 [29].

(a)

(b)

(c)