Figure 1From: Synthesis and Growth Mechanism of Ni Nanotubes and NanowiresTypical SEM images of Ni nanotube and nanowire arrays obtained under different conditions: (a), (c) and (e) are top views of samples 1, 2 and 3 respectively; (b), (d) and (f) are side views of the samples 1, 2 and 3 respectivelyBack to article page