1. Key Laboratory for Colloid and Interface Chemistry
2. Key Laboratory of Special Aggregated Materials
3. School of Chemistry and Chemical Engineering
4. Shandong University
5. Jinan 250100, China
6. Max-Planck Institut für Kohlenforschung
7. Mülheim an der Ruhr, Germany
8. Shanghai Synchrotron Radiation Facility
9. Shanghai Institute of Applied Physics
10. Chinese Academy of Sciences
11. Shanghai 201204, China
12. Condensed Matter Physics and Materials Science Department
13. Brookhaven National Laboratory
14. Upton, USA
15. Chemistry Department