Direct Deposition of Bamboo-Like Carbon Nanotubes on Copper Substrates by Sulfur-Assisted HFCVD

Figure 2

TEM images of the BCNT directly deposited on Cu showing (a) bamboo-like carbon nanotubes, (b) high-resolution image of the nanocavities, and (c) graphitic sidewalls of a nanocavity.

(a)

(b)

(c)