Zhao Xin Dong Key Laboratory of Dielectric Engineering, School of Electrical and Electronic Engineering, Harbin University of Science and Technology, Harbin, China
Yang Xu China, School of Electrical and Electronic Engineering, Harbin,Key Laboratory of Dielectric Engineering, Harbin University of Science and Technology
Ji Yaozheng School of Electrical Engineering, Southwest Jiaotong University;Lu Zude School of Electrical Engineering Southwest Jiaotong University ChengDu,China