1. State Key Laboratory of Coal Conversion, Institute of Coal Chemistry, Chinese Academy of Sciences, Taiyuan 030001, P. R. China
2. National Energy Center for Coal to Clean Fuels, Synfuels China Technology Co. Ltd, Huairou District, Beijing 101400, P. R. China
3. University of Chinese Academy of Sciences, No. 19A Yuquan Road, Beijing 100049, P. R. China
4. Beijing Advanced Innovation Center for Materials Genome Engineering, Industry-University Cooperation Base between Beijing Information S&T University and Synfuels China Technology Co. Ltd, Huairou District, Beijing 101400, China