1. State Key Laboratory of Advanced Technology for Materials Synthesis and Processing; Wuhan University of Technology; Wuhan 430070 P. R. China
2. Key Laboratory of Catalysis and Materials Science of the State Ethnic Affairs Commission & Ministry of Education; South-Central University for Nationalities; Wuhan 430074 P. R. China
3. College of Materials and Energy; South China Agricultural University; Guangzhou 510642 P. R. China
4. Department of Physics; Faculty of Science; King Abdulaziz University; Jeddah 21589 Saudi Arabia