1. Photophysics and OptoElectronicsZernike Institute for Advanced MaterialsUniversity of Groningen Nijenborgh 4 9747 AG Groningen The Netherlands
2. State Key Laboratory of Polymer Physics and ChemistryBeijing National Laboratory for Molecular SciencesInstitute of ChemistryChinese Academy of Sciences Beijing 100190 China
3. Zernike Institute for Advanced MaterialsUniversity of Groningen Nijenborgh 4 9747 AG Groningen The Netherlands
4. Stratingh Institute for ChemistryUniversity of Groningen Nijenborgh 4 9747 AG Groningen The Netherlands
5. Macromolecular Chemistry and New Polymeric MaterialZernike Institute for Advanced MaterialsUniversity of Groningen Nijenborgh 4 9747 AG Groningen The Netherlands
6. Nanostructured Materials and InterfacesZernike Institute for Advanced MaterialsUniversity of Groningen Nijenborgh 4 9747 AG Groningen The Netherlands