Fabrication of Nickel Nanotube Using Anodic Oxidation and Electrochemical Deposition Technologies and Its Hydrogen Storage Property

Figure 7

The TEM and electron diffraction diagram constituencies of nickel nanotubes. (a) Single nickel nanotube of which the diameter is about 100 nm. (b) Single nickel nanotube of which the diameter is about 20 nm. (c) A cluster of nickel nanotubes.

(a)

(b)

(c)