[1]School of Physics and Technology;
Center for Electron Microscopy;
MOE Key Laboratory of Artificial Micro-and Nano-structures;
and Institute for Advanced Studies;
Wuhan University;
Wuhan 430072;
China;
[1]School of Physics and Technology;
Center for Electron Microscopy;
MOE Key Laboratory of Artificial Micro-and Nano-structures;
and Institute for Advanced Studies;
Wuhan University;
Wuhan 430072;
China;
[1]School of Physics and Technology;
Center for Electron Microscopy;
MOE Key Laboratory of Artificial Micro-and Nano-structures;
and Institute for Advanced Studies;
Wuhan University;
Wuhan 430072;
China;
[1]School of Physics and Technology;
Center for Electron Microscopy;
MOE Key Laboratory of Artificial Micro-and Nano-structures;
and Institute for Advanced Studies;
Wuhan University;
Wuhan 430072;
China;
[1]School of Physics and Technology;
Center for Electron Microscopy;
MOE Key Laboratory of Artificial Micro-and Nano-structures;
and Institute for Advanced Studies;
Wuhan University;
Wuhan 430072;
China;
[1]School of Physics and Technology;
Center for Electron Microscopy;
MOE Key Laboratory of Artificial Micro-and Nano-structures;
and Institute for Advanced Studies;
Wuhan University;
Wuhan 430072;
China;
[1]School of Physics and Technology;
Center for Electron Microscopy;
MOE Key Laboratory of Artificial Micro-and Nano-structures;
and Institute for Advanced Studies;
Wuhan University;
Wuhan 430072;
China;
[1]School of Physics and Technology;
Center for Electron Microscopy;
MOE Key Laboratory of Artificial Micro-and Nano-structures;
and Institute for Advanced Studies;
Wuhan University;
Wuhan 430072;
China;
[1]School of Physics and Technology;
Center for Electron Microscopy;
MOE Key Laboratory of Artificial Micro-and Nano-structures;
and Institute for Advanced Studies;
Wuhan University;
Wuhan 430072;
China;
[1]School of Physics and Technology;
Center for Electron Microscopy;
MOE Key Laboratory of Artificial Micro-and Nano-structures;
and Institute for Advanced Studies;
Wuhan University;
Wuhan 430072;
China;
[2]Science and Technology on High Strength Structural Materials Laboratory;
Central South University;
Changsha 410083;
China;
grain boundarie; satomistic structure; electronic property; scanning transmission electron microscopy (STEM); first-principles;