Statistical Optimization of Operational Parameters for Enhanced Naphthalene Degradation by TiO 2 / Fe 3 O 4-SiO 2 Photocatalyst

1 School of Municipal and Environmental Engineering, Harbin Institute of Technology (HIT), 202 Haihe Road, Harbin 150090, China 2 Institute of Architecture Design and Research, Harbin Institute of Technology, Harbin 150090, China 3 State Key Laboratory of Urban Water Resource and Environment, Harbin Institute of Technology (SKLUWRE, HIT), Harbin 150090, China 4 Collage of Materials Science and Chemical Engineering, Harbin Engineering University, Harbin 150001, China