1. CAS Key Laboratory of Standardization and Measurement for Nanotechnology
2. CAS Center for Excellence in Nanoscience
3. National Center for Nanoscience and Technology (NCNST)
4. Beijing 100190
5. China
6. Jiangxi College of Applied Technology
7. Ganzhou 341000
8. Engineering Research Center of Nano-Geo Materials of Ministry of Education
9. P. R. China University of Geosciences