WANG R,HASHIMOTO K,FUJISHIMA A,et al.Light-induced amphiphilic surfaces[J].Nature,1997,388(6641):431-432. [2]LI C H,HSIEH Y H,CHIU W T,et al.Study on preparation and photocatalytic performance of Ag/TiO2and Pt/TiO2photocatalysts[J].Sep Purif Technol,2007,58(1):148-151. [3]YANG C,FAN H Q,XI Y X,et al.Effects of depositing temperatures on structure and optical properties of TiO2film deposited by ion beam assisted electron beam evaporation[J].Appl Surf Sci,2008,254(9):2685-2689. [4]WOO S H,HWANGBO C K.Influence of plasma ion-beam assistance on TiO2and MgF thin films deposited by plasma ion-assisted deposi-tion[J].Surf Coat Technol,2007,201(19-20):8250-8257. [5]DU Y K,GANA Y Q,YANG P,et al.Cyclic voltammetry and contact angle measurement studies of the Mo(VI)ions doped TiO2thin films[J].Mater Chem Phys,2007,103(2-3):446-449. [6]BEN A S,GUEDRI L,BAUD G,et al.Influence of the temperature on the properties of sputtered titanium oxide films[J].Mater Chem Phys,2003,77(3):903-911. [7]MARDARE D,RUSU G I,IACOMI F,et al.Chromium-doped tita-nium oxide thin films[J].Mater Sci Eng B,2005,118(1-3):187-191. [8]MARDARE D,TASCA M,DELIBAS M,et al.On the structural prop-erties and optical transmittance of TiO2r.f.sputtered thin films[J].Appl Surf Sci,2000,156(1-4):200-206. [9]TANG H,PRASAD K,SANJINèS R,et al.Electrical and optical properties of TiO2anatase thin films[J].J Appl Phys,1994,75(4):2042-2047. [10]MARDARE D,IACOMI F,LUCA D.Substrate and Fe-doping effects on the hydrophilic properties of TiO2thin films[J].Thin Solid Films,2007,515(16):6474-6478. [11]TAUC J.Absorption edge and internal electric fields in amorphous semiconductors[J].Mater Res Bull,1970,5(8):721-729. [12]ZHAO X T,SAKKA K J,KIHARA N,et al.Hydrophilicity of TiO2thin films obtained by RF magnetron sputtering deposition[J].Curr Appl Phys,2006,6(5):931-933.