1. College of Chemical Engineering, Beijing Institute of Petrochemical Technology & Beijing Key Laboratory of Fuels Cleaning and Advanced Catalytic Emission Reduction Technology, Beijing 102617, China
2. State Key Laboratory of Heavy Oil Processing and Beijing Key Lab of Oil & Gas Pollution Control, China University of Petroleum, Beijing 102249, P. R. China
3. School of Chemistry and Chemical Engineering and Institute for Energy Research, Jiangsu University, Zhenjiang 212013, P. R. China