1. State Key Laboratory of Photocatalysis on Energy and Environment, Fuzhou University, Gongye Road, Gulou District, Fuzhou 350002, P. R. China
2. Institute of Advanced Energy Materials, Fuzhou University, Gongye Road, Gulou District, Fuzhou 350002, P. R. China
3. College of Environment Science and Engineering, Fujian Normal University, 8 Shangsan Road, Changsan District, Fuzhou, Fujian 350007, China