1. National Laboratory of Solid State Microstructures
2. Department of Materials Science and Engineering
3. College of Engineering and Applied Sciences
4. Nanjing University
5. Nanjing 210093
6. Institute of Materials Science and Engineering
7. Jiangsu University of Science and Technology
8. Zhenjiang 212003
9. China
10. Laboratoire d'Acoustique de l'Université du Mans (LAUM)
11. UMR-CNRS 6613
12. Le Mans Université
13. 72085 Le Mans
14. France