1. Research Institute of Unconventional Petroleum and Renewable Energy (RIUP&RE), China University of Petroleum (East China), Qingdao, Shandong 266580, China
2. School
of Geosciences, China University of Petroleum (East China), Qingdao, Shandong 266580, China
3. CSIRO Energy, 26 Dick Perry
Avenue, Kensington, Western
Australia 6151, Australia
4. Research
Institute of Petroleum Exploration and Development, PetroChina, Beijing 100083, China
5. Key
Laboratory of Heavy Oil Processing, China University of Petroleum, Qingdao 266580, Shandong, P. R. China
6. College of Science and Key Laboratory of New Energy Physics & Materials Science in Universities of Shandong, China University of Petroleum, Qingdao 266580, Shandong, P. R. China