Research Article

Catalyst Design Using Nanoporous Iron for the Chemical Vapor Deposition Synthesis of Single-Walled Carbon Nanotubes

Figure 4

(a) Raman spectrum from carbon nanotubes grown by the novel CVD method incorporating Fe-HMS. (b) The presence of the radial breathing mode (RBM) peaks indicates the presence of single-walled carbon nanotubes (SWNTs).
421503.fig.004a
(a)
421503.fig.004b
(b)