1. College of Geoscience and Surveying Engineering, China University of Mining and Technology-Beijing, Beijing 100083, China
2. State Key Laboratory of Coal Resources and Safe Mining, China University of Mining and Technology-Beijing, Beijing 100083, China
3. Center for Sustainable Energy and Resources, Edith Cowan University, Joondalup, WA 6027, Australia
4. School of Chemical Engineering, The University of Queensland, Brisbane, QLD 4072, Australia
5. Center for Natural Gas, The University of Queensland, Brisbane, QLD 4072, Australia