1. Department of Chemistry, Research Institute of Photocatalysis; State Key Laboratory of Photocatalysis on Energy and Environment; Fuzhou University; Fuzhou, Fujian 350108 China
2. Department of Physics; Zunyi Normal University; Zunyi, Guizhou 563006 China
3. Key Laboratory of Optoelectronic Materials Chemistry and Physics; Chinese Academy of Sciences; Fuzhou, Fujian 350002 China