Selective Growth of 𝜶-Al₂O₃ Nanowires and Nanobelts

Figure 6

(a) SEM image of the Al₂O₃ nanobelts showing the transition between the nanobelt and nanowire, (b) TEM image of a single Al₂O₃ nanobelt revealing the transition from belt-like to wire-like structure.

(a)

(b)