1. College of Science, China University of Petroleum (East China), Qingdao, Shandong 266580, People’s Republic of China
2. State Key Laboratory of Heavy Oil Processing, China University of Petroleum (East China), Qingdao, Shandong 266580, People’s Republic of China
3. Department of Civil and Environmental Engineering, University of Illinois, 3230E Newmark
Lab, MC-250, 205 North Mathews Avenue, Urbana, Illinois 61801 United States