1. Key Laboratory of Biomass Chemical Engineering of Ministry of Education; College of Chemical and Biological Engineering; Zhejiang University; Hangzhou 310027 China
2. Centre for Clean Environment and Energy; Environmental Futures Research Institute and Griffith School of Environment; Gold Coast Campus; Griffith University; QLD 4222 Australia
3. National Synchrotron Radiation Laboratory; University of Science and Technology of China; Hefei 230029 China
4. Advanced Light Source; Lawrence Berkeley National Laboratory; Berkeley CA 94720 USA
5. Department of Chemistry and Biochemistry; University of California; Santa Cruz CA 95064 USA
6. Eco-Materials and Renewable Energy Research Center; Department of Physics; National Laboratory of Solid State Microstructures; Nanjing University; Nanjing 210093 China