4Ao CH, Lee SC, Yu JZ, et al. Photodegradation of formaldehyde by photocatalyst TiO2 : effectson the presences of NO, SO2 and VOCs [ J ]. Applied catalysis B: Environmental, 2004, 54( 1 ) : 41 -50.
5D. 0. Uner, S. Ozbek. The deactivation behavior of the TiO2 used as a photo - catalyst for benzene oxidation [ J ]. Studies in Surface Science and Catalysis, 1999(126) : 411 -414.
