Fig. 2From: Preparation and Magnetic Properties of Cobalt-Doped FeMn2O4 Spinel NanoparticlesTEM micrographs of the samples and the histograms of the particle size distribution: (a), (c) for FeMn2O4 nanoparticles; (b), (d) for FeCo1.8O4 nanoparticlesBack to article page