1. Laboratory for Microstructures
2. Institute of Materials
3. Shanghai University
4. Shanghai 200072, China
5. Key Laboratory of Magnetic Materials and Devices & Key Laboratory of Additive Manufacturing Materials of Zhejiang Province & Division of Functional Materials and Nanodevices
6. Ningbo Institute of Materials Technology and Engineering
7. Chinese Academy of Sciences
8. Ningbo 315201, P. R. China
9. Shanghai Synchrotron Radiation Facility
10. Shanghai Institute of Applied Physics
11. Shanghai, China
12. Department of Medical Imaging
13. Jinling Hospital
14. School of Medicine
15. Nanjing University
16. Nanjing 210002, P. R. China