1. State Key Laboratory of Structural Chemistry Fujian Institute of Research on the Structure of Matter Chinese Academy of Sciences Fuzhou Fujian 350002 P. R. China
2. Fujian Science and Technology Innovation Laboratory for Optoelectronic Information of China Fuzhou Fujian 350002 P. R. China
3. University of Chinese Academy of Sciences 19A Yuquan Road Beijing 100049 P. R. China
4. College of Chemistry and Environmental Science Hebei University Baoding 071002 P. R. China