Figure 3

SEM (panels A–G) of the CNTs product of CO₂ splitting in a molten Li₂CO₃ electrolyte containing 0.67 molal (2 wt%) Li₂O. The scale bars in SEM (A–E) are respectively at 200, 200, 10, and 10 µm. The scale bars in TEM (E–G) are respectively at 200, 3 and 1 µm.