1. College of Chemistry and Chemical
Engineering, Huazhong University of Science and Technology, Wuhan
430074, P. R. China
2. Key
Laboratory of Catalysis
and Materials Science of the State Ethnic Affairs Commission and Ministry
of Education, College of Chemistry and Materials Science, South-Central
University for Nationalities, Wuhan 430074, P. R. China
3. State Key Laboratory of Pollution
Control and Resource Reuse, College of Environmental Science and Engineering,
Tongji University, Shanghai 200092, P. R. China