Research Article

TiO2 Transparent Thin Film for Eliminating Toluene

Figure 7

AFM images of the TiO2 thin films after 10 numbers of coatings (a) HPC 80 K, (b) HPC 370 K, (c) PEI 600, and (d) PEI 1800 with alpha-terpineol.
262703.fig.007a
(a)
262703.fig.007b
(b)
262703.fig.007c
(c)
262703.fig.007d
(d)