[1] [1] Chu Z, Yuan B, Yan T. Recent progress in photocatalysis of g-C3N4[J].Journal of Inorganic Materials,2014,29(8):785 -794.

[2] [2] Tada H, Jin Q, Nishijima H, et al. Titanium(IV) dioxide surface-modified with iron oxide as a visible light photocatalyst[J].Angewandte Chemie International Edition,2011,50(15): 3501-3505.

[3] [3] Huang H J, Li D Z, Lin Q. Efficient degradation of benzene over nanocrystalline heterojunction photocatalyst under visible light LaVO4/TiO2 irradiation[J].Environmental Science & Technology,2009,43:4164-4168.

[4] [4] Xu T, Zhang L, Cheng H, et al. Significantly enhanced photocatalytic performance of ZnO via graphene hybridization and the mechanism study[J].Applied Catalysis B: Environmental,2011,101(3/4): 382-387.

[7] [7] Wang Y, Wang F, He J. Controlled fabrication and photocatalytic properties of a three-dimensional ZnO nanowire/reduced grapheme oxide/CdS Heterostructure on cabon cloth[J].Nanoscale,2013,5(22):11291-11297.

[8] [8] Guo Y, Chang W, Zhang W, et al. Photocatalytic properties of MOF-Derived ZnO/C,Ag/ZnO/C porous composite materials[J].Journal of Inorganic Materials,2006,29(10): 1061-1066.

[10] [10] Police A K R, Basavaraju S, Valluri D K, et al. CaFe2O4 sensitized hierarchical TiO2 photo composite for hydrogen production under solar light irradiation[J].Chemical Engineering Journal,2014,247: 152-160.

[11] [11] Chen Q, Rongdinone A J, Chakoumakoumakos B C, et al. Synthesis of superparamagnetic MgFe2O4 nanoparticles by coprecipitation[J].Journal of Magnetism and Magnetic Materials,1999,194(1):1-7

[12] [12] Guo Y L, Zhang L L, Liu X Y, et al. Synthesis of magnetic core-shell carbon dots@MFe2O4 (M=Mn,Zn and Cu) hybrid materials and their catalytic properties[J].Journal of Materials Chemistry A,2016,4(11):4044-4055.

[13] [13] Tian X, Qu S, Pei Z, et al. Preparation and characterization of CoFe2O4/TiO2 magnetic composite films [J].Science in China(Series B:Chemistry),2008,51(9): 842-847.

[14] [14] Li Y, Li Y, Yin Y, et al. Facile synthesis of highly efficient ZnO/ZnFe2O4 photocatalyst using earth-abundant sphalerite and its visible light photocatalytic activity[J].Applied Catalysis B: Environmental,2018,226: 324-336.

[15] [15] Zhao W, Liang C, Wang B, et al. Enhanced photocatalytic and fenton-like performance of CuOx-decorated ZnFe2O4[J].ACS Applied Materials & Interfaces,2017,9(48): 41927-41936.

[16] [16] Jia Y F, Wu C, Lee B W, et al. Magnetically separable sulfur-doped SnFe2O4/graphene nanohybrids for effective photocatalytic purification of wastewater under visible light[J].Journal of Hazardous Materials,2017,338: 447-457

[17] [17] Linsebigler A L, Lu G Q, Yates J T. Photocatalysis on TiO2 surfaces: principles,mechanisms,and selected results[J].Chemical Review,1995,95: 735-758.

[18] [18] Van Ruyven L J. Phenomena at heterojunctions[J].Annual Review of Materials Science,1972,2:501-528.