Figure 2From: Structure-dependent growth control in nanowire synthesis via on-film formation of nanowires AFM images (5 μm × 5 μm in size) of Bi films deposited at a rate of (a) 2.7 Å/s and (c) 32.7 Å/s, after heat treatment at 270°C for 10 h, (b, d) SEM images of the respective Bi films, with no nanowires and dense nanowires on them, (e) Histograms of Bi nanowire densities depending on the deposition rates.Back to article page