New Surface Properties in Porcelain Gres Tiles with a Look to Human and Environmental Safety

Figure 1

HR-TEM images of the various TiO₂ materials. (a) and (b): P25. (c) and (d): 1077. (e) and (f): Orosei Active. (a), (c), and (e) refer to low magnification, here as (b), (d), and (f) to high magnification.

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(b)

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