Cu-doped ZnO nanoparticles synthesized by simple co-precipitation route Ali Rahmati, Ali Balouch Sirgani, Mehdi Molaei and Masoud Karimipour Eur. Phys. J. Plus, 129 11 (2014) 250 Published online: 19 November 2014 DOI: 10.1140/epjp/i2014-14250-8