Journal of Nanomaterials / 2012 / Article / Fig 4

Research Article

Ostwald Ripening of Platinum Nanoparticles Confined in a Carbon Nanotube/Silica-Templated Cylindrical Space

Figure 4

TEM images of the as-prepared composite nanostructures based on CNTs and Pt NPs and coated with silica, heated up to 550°C ((a) and (b)) and to 800°C ((c) and (d)).

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