Carbide Nanoparticles Encapsulated in the Caves of Carbon Nanotubes by an In Situ Reduction-Carbonization Route

Figure 3

Typical HRTEM images showing the reaction progress. (a) Heated ferrocene, (b) heated mixture of ferrocene and TiO₂, and (c,d) metal particles located on the 1-D carbon nanomaterials.

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(b)

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