1. Department of Chemistry
2. National Demonstration Center for Experimental Chemistry & Chemical Engineering Education
3. National Virtual Simulation Experimental Teaching Center for Chemistry & Chemical Engineering Education
4. Tianjin University
5. Tianjin 300072
6. Key Laboratory of Polyoxometalate Science of the Ministry of Education
7. College of Chemistry
8. Northeast Normal University
9. Changchun
10. P. R. China