1. School of Petrochemical Technology
2. Lanzhou University of Technology
3. Lanzhou
4. China
5. Ningbo Institute of Material Technology and Engineering
6. Chinese Academy of Sciences
7. Ningbo 315201
8. Faculty of Materials Science and Chemical Engineering
9. Ningbo University
10. Ningbo 315211
11. Tianjin Institute of Industrial Biotechnology
12. Tianjin 300308