1. College of Electronic and Optical Engineering Nanjing University of Posts and Telecommunications Nanjing China
2. Key Laboratory of Flexible Electronics & Institute of Advanced Materials, Jiangsu National Synergetic Innovation Center for Advanced Materials Nanjing Tech University Nanjing China
3. Analysis & Testing Center for Inorganic Materials, Shanghai Institute of Ceramics Chinese Academy of Sciences Shanghai China
4. College of Physics and Electronic Engineering Jiangsu Second Normal University Nanjing China