1. State Key Laboratory of Powder Metallurgy
2. Central South University
3. Changsha
4. P. R. China
5. School of Physical Science and Technology
6. Guangxi University
7. Nanning 530004
8. College of Material Science and Engineering
9. Changsha University of Science and Technology
10. Hunan Provincial Key Laboratory of Comprehensive Utilization of Agricultural and Animal Husbandry Waste Resources
11. College of Urban and Environmental Sciences
12. Hunan University of Technology
13. Zhuzhou