1. College of Materials Science and Engineering, Henan Province Industrial Technology Research Institute of Resources and Materials, The Key Laboratory of Material Processing and Mold of Ministry of Education, Henan Key Laboratory of Advanced Nylon Materials and Application, School of Physics and Microelectronics, Zhengzhou University, 450001 Zhengzhou, China
2. Center for Advanced Materials Research, School of Materials and Chemical Engineering, Zhongyuan University of Technology, 450007 Zhengzhou, China