1. State Key Laboratory of Coal Conversion,
Institute of Coal Chemistry, Chinese Academy of Sciences, Taiyuan 030001, China
2. National Energy
Center for Coal to Liquids, Synfuels China Company, Limited, Huairou District,
Beijing 101400, China
3. University of Chinese Academy of Sciences, Beijing 100049, China
4. Leibniz-Institut für Katalyse, Universität Rostock, Albert-Einstein-Strasse 29a, 18059 Rostock, Germany