[1] School of Electrical Engineering, Xi'an University of Technology, Xi'an, China
[2] Shaanxi Province Key Laboratory for Electrical Materials and Infiltration Technology, School of Materials Science and Engineering, Xi'an University of Technology, Xi'an, China
[3] Laboratory of Thin Film Techniques and Optical Test, School of Photoelectrical Engineering, Xi'an Technological University, Xi'an, China
[4] Multifunctional Electronic Ceramics Laboratory, College of Engineering, Xi'an International University, Xi'an, China