1. Department of Electronic Science and Technology, School of Electronic
and Information Engineering, Xi’an Jiaotong University, Xi’an 710049, Shaanxi, People’s Republic of China
2. Beijing Key
Laboratory
for Theory and Technology of Advanced Battery Materials, Department of Materials Science and Engineering, College
of Engineering, Peking University, Beijing 100871, People’s Republic of China
3. Key Laboratory of Flexible Electronics (KLOFE) & Institution of Advanced Materials (IAM), Jiangsu National Synergetic Innovation Center for Advanced Materials (SICAM), Nanjing Tech University (NanjingTech), Nanjing 211816, Jiangsu, People’s Republic of China
4. Physical Science Division, IBM TJ Watson Research Center, Yorktown Heights, New York 10598, United States
5. Collaborative Innovation Center of Extreme Optics, Shanxi University, Taiyuan 030006, China
6. Shaanxi Institute of Flexible Electronics (SIFE), Northwestern Polytechnical University (NPU), Xi’an 710072, Shaanxi, People’s Republic of China