Research Article
Gel Based Sunscreen Containing Surface Modified TiO2 Obtained by Sol-Gel Process: Proposal for a Transparent UV Inorganic Filter
Figure 1
Photographs of (a) commercial TiO2 powder, (b) TiO2 xerogel nanoparticles powder, (c) sunscreen formulation with commercial TiO2, (d) sunscreen formulation with TiO2 xerogel nanoparticles, and (e) and (f) these last two formulations, respectively, applied to a surface.
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