1. Department of Chemistry, University of Science and Technology of China, Hefei 230026, China
2. Chemistry Department, Faculty of Science, New Valley University, El-Kharja 72511, Egypt
3. Chemistry Department, Faculty of Science, Assiut University, Assiut 71516, Egypt
4. Chemical Engineering Department, Lakehead University, Thunder Bay, ON, P7B5E1, Canada
5. Department of Polymer Science and Engineering, Zhejiang University, Hangzhou, 310027, China