Simultaneous Elimination of Formaldehyde and Ozone Byproduct Using Noble Metal Modified TiO₂ Films in the Gaseous VUV Photocatalysis

Figure 4

Time courses for the outlet concentration of formaldehyde (a) and ozone (b) with irradiation time in the 35 h O₃ + UV_254 nm photocatalysis.

(a)

(b)