1. Electronic Materials Research Laboratory (EMRL); Key Laboratory of Education Ministry; International Center for Dielectric Research (ICDR); Shaanxi Engineering Research Center of Advanced Energy Materials and Devices; Xi'an Jiaotong University; Xi'an 710049 China
2. Department of Physics, and Shenzhen Institute of Research and Innovation (HKU-SIRI); The University of Hong Kong; Pokfulam Road Hong Kong China
3. Key Laboratory of Intelligent Information Processing in Universities of Shandong; Shandong Business and Technology University; Yantai 264005 China
4. Department of Chemical and Biomolecular Engineering and Polymer Program; Institute of Materials Science; University of Connecticut; Storrs CT 06269 USA
5. State Key Laboratory of Manufacturing Systems Engineering; Xi'an Jiaotong University; Xi'an 710049 China