1. College of New Energy, China University of Petroleum (East China), 266580, Qingdao, China
2. College of Chemistry and Chemical Engineering, China University of Petroleum (East China), 266580, Qingdao, China
3. Research and Innovation Centre of New Energy, Shandong Energy Group., Co. Ltd, 250101, Jinan, China
4. National Engineering Research Centre of Coal Gasification and Coal-Based Advanced Materials, China