1. Key Laboratory of Precision Opto-mechatronics Technology
2. School of Instrumentation & Optoelectronic Engineering
3. Beihang University
4. Beijing 100191
5. China
6. Key Laboratory for Biomechanics and Mechanobiology of Ministry of Education
7. School of Biological Science and Medical Engineering
8. Beijing
9. CNR
10. Institute of Applied Sciences & Intelligent Systems (ISASI) “E. Caianiello”
11. 80078 Pozzuoli
12. Italy