Yutao Hao1,2, Xiangmeng Li3, Baodong Chen2* and Zhiyuan Zhu1* 1Chongqing Key Laboratory of Nonlinear Circuits and Intelligent Information Processing, College of Electronic and Information Engineering, Southwest University, Chongqing, China 2Chinese Academy of Sciences (CAS) Center for Excellence in Nanoscience Beijing Key Laboratory of Micro-nano Energy and Sensor, Beijing Institute of Nanoenergy and Nanosystems, Chinese Academy of Sciences, Beijing, China 3Shanxi Key Laboratory of Advanced...