SEM images of the samples. SEM images of (a) the bare carbon fiber, (b) the synthesized ZnO submicrorods on the seed/carbon fiber, and (c, d) the magnified SEM images. The inset in (a) shows the photographic image of the carbon fiber substrates with and without ZnO submicrorods.
Ko et al. Nanoscale Research Letters 2013 8:262 doi:10.1186/1556-276X-8-262