1. National Synchrotron Radiation Laboratory, Department of Chemical Physics and Key Laboratory of Surface and Interface Chemistry and Energy Catalysis of Anhui Higher Education Institutes, University of Science and Technology of China, Hefei 230029, P. R. China
2. State Key Laboratory of Coal Conversion, Institute of Coal Chemistry, Chinese Academy of Sciences, Taiyuan 030001, P. R. China
3. National Energy Center for Coal to Liquids, Synfuels China Co., Ltd., Huairou District, Beijing 101400, P. R. China
4. SynCat@Beijing, Synfuels China Technology Co. Ltd., Leyuan South Street II, No. 1, Huairou District, 101407 Beijing, P. R. China
5. SynCat@DIFFER, Syngaschem BV, P.O. Box 6336, 5600 HH Eindhoven, The Netherlands