Fig. 1
From: Density Detection of Aligned Nanowire Arrays Using Terahertz Time-Domain Spectroscopy

SEM image of Ni NW arrays with NW density of 0.31 × 109 cm−2
From: Density Detection of Aligned Nanowire Arrays Using Terahertz Time-Domain Spectroscopy
SEM image of Ni NW arrays with NW density of 0.31 × 109 cm−2