Synthesis of Single-Walled Carbon Nanotubes: Effects of Active Metals, Catalyst Supports, and Metal Loading Percentage

Figure 2

TEM images showing SWNT bundles synthesised by the (a) NiO/MgO, (b) CoO/MgO, and (c) Fe₃O₄/MgO catalysts.

(a)

(b)

(c)