1. Key Laboratory of Mobile Materials MOE
2. and School of Materials Science & Engineering
3. and Electron Microscopy Center
4. and International Center of Future Science
5. Jilin University
6. Institute of Microstructure and Properties of Advanced Materials
7. Beijing University of Technology
8. Beijing 100124
9. China
10. Department of Advanced Electron Microscopy
11. Imaging and Spectroscopy
12. International Iberian Nanotechnology Laboratory
13. Braga 4715-330
14. Portugal
15. Key Laboratory of Functional Materials Physics and Chemistry of the Ministry of Education
16. Jilin Normal University
17. Changchun