Evaluation of the Particle Aerosolization from n-TiO₂ Photocatalytic Nanocoatings under Abrasion

Figure 9

(a): Rate of change of the number concentration as a function of the normal load during phase I; (b) phase II duration as a function of the normal load for all nanocoating samples (note: all the curves are mean curves obtained from 3 repeated tests).

(a)

(b)