1. School of Chemistry and Chemical Engineering
2. State Key Laboratory of Metal Matrix Composites
3. Shanghai Jiao Tong University
4. Shanghai 200240
5. P. R. China
6. Instrumental Analysis Center
7. Key Laboratory of New Processing Technology for Nonferrous Metal & Materials
8. Ministry of Education
9. and School of Material Science and Engineering
10. Guilin University of Technology
11. Guilin 541004