1. Beijing Engineering Research Center for BioNanotechnology and CAS Key Laboratory for Biological Effects of Nanomaterials and Nanosafety
2. CAS Center for Excellence in Nanoscience
3. National Center for NanoScience and Technology
4. Beijing 100190
5. P. R. China
6. School of Mechanical Engineering
7. Yeungnam University
8. Gyeongsan 712-749
9. South Korea