Table 1: A comparison of diameters, number densities, and RFs of the NW samples. The NW length is around 6 μm for all samples.

SampleDiameter (nm)Density (μm−2)RF

FTO-A70~903.45
FTO-B30~507.05
Sapphire30~507.75.5
Si-A50~704.14.5
Si-B50~703.34