1. Chongqing Institute of Green and Intelligent Technology, Chinese Academy of Sciences, Chongqing 400714, China
2. School of Physics, University of Electronic Science and Technology of China, Chengdu 610054, China
3. Institute of Ion Beam Physics and Materials Research, Helmholtz-Zentrum Dresden-Rossendorf, Bautzner Landstraße 400, 01328 Dresden, Germany
4. University of Chinese Academy of Sciences, Beijing 100049, P. R. China
5. Chongqing University of Posts and Telecommunications, Chongqing 400065, China
6. Chongqing School, University of Chinese Academy of Sciences, Chongqing 400714, China
7. Key Laboratory of Flexible Electronics and Institute of Advanced Materials, Nanjing Tech University, Nanjing 210009, China
8. TianJin Jinhang Insitute of Technical Physics, Tianjin 300192, China