Hongmei Yang1, Mingfeng Wang2, Mingming Deng1, Hengyu Guo1,3,4, Wei Zhang1, Huake Yang1, Yi Xi1,3,4, Xiaogan Li2, Chenguo Hu1, Zhonglin Wang3,4
1Chongqing Key Laboratory of Soft Condensed Matter Physics and Smart Materials, College of Physics, School of Chemistry and Chemical Engineering, Chongqing University, Chongqing 400044, China
2School of Microelectronics, Dalian University of Technology, Dalian 116024, China
3School of Materials Science and Engineering, University of Science and Technology Beijing, Beijing 100083, China
4Beijing Institute of Nanoenergy and Nanosystems, Chinese Academy of Sciences, Beijing 100083, China