Affiliation: | 1. Center for Nano Science and Technology @Polimi, Istituto Italiano di Tecnologia, Milan, Italy;2. Dipartimento di Chimica, Materiali e Ing. Chimica “G. Natta,”, Politecnico di Milano, Milano, Italy;3. Institute of Chemical Research of Catalonia (ICIQ), The Barcelona Institute of Science and Technology, Tarragona, Spain;4. Dipartimento di Fisica, Politecnico di Milano, Milano, Italy;5. Department of Nanochemistry, Istituto Italiano di Tecnologia, Genova, Italy;6. Key Laboratory for Organic Electronics and Information Displays and Institute of Advanced Materials, National Jiangsu Syngerstic Innovation Center for Advanced Materials (SICAM), Nanjing University of Posts and Telecommunications, Nanjing, P. R. China;7. ICREA, Barcelona, Spain |