Department of Micro-Nanoelectronics Peking University Beijing 100871 China;
Beijing National Laboratory for Condensed Matter Physics and Institute of Physics Chinese Academy of Sciences Beijing 100190 China;
Department of Micro-Nanoelectronics Peking University Beijing 100871 China;
Department of Micro-Nanoelectronics Peking University Beijing 100871 China;
Department of Micro-Nanoelectronics Peking University Beijing 100871 China;
Department of Micro-Nanoelectronics Peking University Beijing 100871 China;
Department of Micro-Nanoelectronics Peking University Beijing 100871 China;
Beijing National Laboratory for Condensed Matter Physics and Institute of Physics Chinese Academy of Sciences Beijing 100190 China;
Department of Micro-Nanoelectronics Peking University Beijing 100871 China;
Beijing Laboratory of Future IC Technology and Science Peking University Beijing 100871 China;