Electrical characterization of the diodes-based nanostructure ZnO:B F. Yakuphanoglu, Y. Caglar, M. Caglar and S. Ilıcan Eur. Phys. J. Appl. Phys., 58 3 (2012) 30101 Published online: 06 June 2012 DOI: 10.1051/epjap/2012120035