Size effects of the magnetic anisotropy of fcc cobalt nanoparticles embedded in copper Matthias Hillenkamp, Simón Oyarzún, Nicolas Troc, Julien Ramade, Alexandre Tamion, Florent Tournus, Véronique Dupuis and Varlei Rodrigues Eur. Phys. J. D, 71 12 (2017) 330 Published online: 14 December 2017 DOI: 10.1140/epjd/e2017-80299-x