1. State Key Laboratory of High-efficiency Coal Utilization and Green Chemical Engineering
2. Ningxia University
3. Yin-Chuan 750021
4. P. R. China
5. Department of Chemistry
6. Faculty of Sciences
7. Tarbiat Modares University
8. Tehran
9. Iran
10. College of Materials and Environmental Engineering
11. Guangxi Key Laboratory of Calcium Carbonate Resources Comprehensive Utilization
12. Hezhou University
13. Hezhou
14. College of Chemistry and Materials Engineering
15. Wenzhou University
16. Wenzhou 325035