Efficient hybrid active layers for OLEDs based on polyfluorene and ZnO nanoparticles A. N. Aleshin, E. L. Alexandrova and I. P. Shcherbakov Eur. Phys. J. Appl. Phys., 51 3 (2010) 33202 Published online: 02 September 2010 DOI: 10.1051/epjap/2010104