1. State Key Laboratory of Advanced Technology for Materials Synthesis and Processing, Wuhan University of Technology, Luoshi Road 122, Wuhan 430070, P.R. China
2. Department of Physics, Faculty of Science, King Abdulaziz University, Jeddah 21589, Saudi Arabia
3. College of Environmental Science and Engineering, Nankai University, Tongyan Road 38, Jinnan District, Tianjin 300350, China