1. School of Optical-Electrical and Computer Engineering; University of Shanghai for Science and Technology; Shanghai 200093 China
2. College of Engineering; Qufu Normal University; Rizhao 276826 Shandong Province China
3. College of Communication and Art Design; University of Shanghai for Science and Technology; Shanghai 200093 China
4. Department of Materials and Chemical Engineering; Henan Institute of Engineering; Zhengzhou 450007 China