1. College of Chemistry and Materials Science, Key Laboratory of Functional Molecular Solids, Ministry of Education, Anhui Laboratory of Molecule-Based Materials, Anhui Normal University, 189 Jiuhua Southern Road, Wuhu, 241002, P. R. China
2. School of Physics and Electronic Information, Anhui Normal University, 189 Jiuhua Southern Road, Wuhu, 241002, P. R. China
3. Shanghai Institute of Applied Physics, Chinese Academy of Sciences, Shanghai Synchrotron Radiation Facility, Pudong District, Shanghai, 201204, P. R. China