1. School of Chemistry and Chemical Engineering, Shanghai Jiao Tong University, 800 Dongchuan RD, Shanghai 200240, China
2. IFN-CNR, Dipartimento di Fisica, Piazza L. da Vinci 32, 20133 Milano, Italy
3. Department of Chemistry and Materials Technology, Kyoto Institute of Technology, 606-8585 Kyoto, Japan
4. Division of Molecular Imaging and Photonics, Department of Chemistry, KU Leuven, Celestijnenlaan, 200 F, B-3001 Leuven, Belgium
5. Interdisciplinary Nanoscience Center, Aarhus University, Gustav Wieds Vej 14, DK-8000 Aarhus C, Denmark
6. School of Chemistry, University of Manchester, Oxford Road, Manchester M139PL, United Kingdom
7. Institute of Physical Chemistry, Westfälische Wilhelms-Universität Münster, Corrensstr. 28/30, D-48149 Münster, Germany
8. Max Planck Institute for Polymer Research, Ackermannweg 10, 55128 Mainz, Germany
9. Department of Chemistry and Food Chemistry, Technische Universität Dresden, Mommsenstrasse 4, 01062 Dresden, Germany