1. Guangxi Key Laboratory of Optical and Electronic Materials and Devices College of Material Science and Engineering Guilin University of Technology Guilin China
2. Key Laboratory of Nonferrous Materials and New Processing Technology Ministry of Education Guilin University of Technology Guilin China
3. College of Information Science and Engineering Guilin University of Technology Guilin China
4. College of Materials and Chemical Engineering China Three Gorges University Yichang China