1. State Key Laboratory of Photocatalysis on Energy and Environment, College of Chemistry, Fuzhou University, Fuzhou, Fujian350116, P. R. China
2. Department of Basic Chemistry, College of Pharmacy, Fujian Medical University, Fuzhou, Fujian350122, P. R. China
3. Fujian Science & Technology Innovation Laboratory for Optoelectronic Information of China, Fuzhou, Fujian350108, P. R. China