Figure 1.

Top view (a) and side view (b) of Bi/BiSb SLNW array, (c) the TEM image, and (d) the HRTEM image of the region marked with a white rectangle in (c)

Dou et al. Nanoscale Research Letters 2010 5:1118-1123   doi:10.1007/s11671-010-9611-4