1Nanjing University, National Laboratory of Solid-state Microstructures, School of Physics, Research Institute of Superconducting Electronics, School of Electronic Science and Engineering, College of Engineering and Applied Sciences, Collaborative Innovation Center of Advanced Microstructures, Nanjing, China
2Sun Yat-sen University, State Key Laboratory of Optoelectronic Materials and Technologies, School of Electronics and Information Technology, Guangzhou, China