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

Figure 5

(a) The SEM image of AAO template before nickel is deposited. (b) The SEM image of AAOtemplate after nickel is deposited with sensitizing and activating pretreatment. (c) The SEM image of fracture surface of aAAO template after nickel is deposited with sensitizing and activating pretreatment.

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(b)

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