1. Faculty of Engineering and Design
2. Kagawa University
3. Takamatsu-shi
4. 761-0396 Japan
5. College of Chemistry and Chemical Engineering
6. Baoji University of Arts and Sciences
7. Baoji
8. 721013 P. R. China
9. School of Materials Science and Engineering
10. Shaanxi University of Science and Technology
11. Xi'an
12. 710021 PR China