1. Institute of Applied Physics and Materials Engineering University of Macau Macao SAR 999078 P.R. China
2. Department of Electromechanical Engineering Faculty of Science and Technology University of Macau Macao SAR 999078 P. R. China
3. Department of Physics and Chemistry Faculty of Science and Technology University of Macau Macao SAR 999078 P. R. China
4. School of Science Chongqing University of Technology Chongqing 400054 China
5. Shenzhen Key Laboratory of Special Functional Materials Shenzhen Engineering Laboratory for Advance Technology of Ceramics Guangdong Research Center for Interfacial Engineering of Functional Materials College of Materials Science and Engineering Shenzhen University Shenzhen 518060 P. R. China