1. State Key Laboratory of Petroleum Resources and Prospecting, China University of Petroleum (Beijing), Beijing 102249, China
2. Department of Petroleum Engineering, China University of Petroleum (Beijing), Beijing 102249, China
3. Institute of Energy, Peking University, Beijing 100871, PR China
4. Department of Chemical Engineering, Imperial College London, South Kensington Campus, London SW7 2AZ, United Kingdom