1. Institute of Resources and Environment, Henan Polytechnic Univ. (HPU), Jiaozuo 454003, China.
2. Professor, Institute of Resources and Environment, Henan Polytechnic Univ. (HPU), Jiaozuo 454003, China; Professor, Unconventional Gas Research Institute, Henan Polytechnic Univ. (HPU), Jiaozuo 454003, China; Professor, School of Energy Resources, China Univ. of Geosciences, Wuhan 430074, China; Professor, Collaborative Innovation Center of Coalbed Methane and Shale Gas for Central Plains Economic Region, Jiaozuo 454003, China (corresponding author). ORCID: .
3. Associate Professor, School of Energy Science and Engineering, Henan Polytechnic Univ. (HPU), Jiaozuo 454003, China.
4. Professor, Center for Sustainable Energy and Resources, Edith Cowan Univ., Joondalup, WA 6027, Australia. ORCID: .