1. Key Laboratory of Ministry of Education on Safe Mining of Deep Metal Mines, Northeastern University, Shenyang 110819, China
2. Key Laboratory of Tectonics and Petroleum Resources, Ministry of Education, China University of Geosciences, Wuhan 430074, China
3. Department of Energy and Mineral Engineering, G3 Center and Energy Institute, The Pennsylvania State University, University Park PA16802, United States
4. CSIRO Energy Business Unit, Private Bag 10, Clayton South 3169, Victoria, Australia
5. State Key Laboratory of Mining Disaster Prevention and Control Co-founded by Shandong Province and the Ministry of Science and Technology, Shandong University of Science and Technology, Qingdao 266590, China