1. College of Chemistry and Chemical Engineering/Institute of Polymers and Energy Chemistry (IPEC) Nanchang University 999 Xuefu Avenue Nanchang 330031 China
2. Stanford Synchrotron Radiation Lightsource (SSRL) SLAC National Accelerator Laboratory Menlo Park CA 94025 USA
3. School of Physics and Materials Nanchang University 999 Xuefu Avenue Nanchang 330031 China
4. National Engineering Research Center for Carbohydrate Synthesis/Key Lab of Fluorine and Silicon for Energy Materials and Chemistry of Ministry of Education Jiangxi Normal University 99 Ziyang Avenue Nanchang 330022 China