Figure 1From: Ion beam-induced shaping of Ni nanoparticles embedded in a silica matrix: from spherical to prolate shape Micro-structural study of pristine Ni-SiO 2 film. (a) Cross-sectional TEM micrograph of pristine Ni-SiO2 nanogranular film, (b) corresponding particle size histogram, and (c) high-resolution TEM micrograph of a spherical Ni nanoparticleBack to article page