1. Institute of Molecular Science
2. Shanxi University
3. Key Lab Mat Energy Convers & Storage Shanxi Prov
4. Taiyuan 030006
5. People's Republic of China
6. State Key Laboratory of Materials-Oriented Chemical Engineering
7. College of Chemistry & Chemical Engineering
8. Nanjing University of Technology
9. Nanjing 210009
10. PR China
11. Analytical Instrumentation Center
12. Institute of Coal Chemistry
13. Chinese Academy of Sciences
14. Taiyuan 030001
15. State Key Laboratory of Coal and CBM Co-ming
16. Shanxi Lanyan Coalbed Methane Group Co. Ltd
17. Jincheng 048204