1. Max Planck Institute for Polymer Research, Ackermannweg 10, 55128, Mainz, Germany
2. NanoBioMedical
Centre, Adam Mickiewicz University, Umultowska 85, 61614 Poznan, Poland
3. Catalan Institute of Nanoscience and Nanotechnology (ICN2), CSIC and BIST, Campus UAB, Bellaterra, 08193 Barcelona, Spain
4. Catalonia Institute for Energy Research (IREC), Jardíns de les Dones de Negre 1, E-08930, Sant Adrià de Besòs, Spain
5. Faculty
of Physics, Adam Mickiewicz University in Poznan, Umultowska 85, 61-614 Poznan, Poland
6. ICREA, Pg. Lluís Companys 23, 08010 Barcelona, Spain