Research Article

Formic Acid Electrooxidation by a Platinum Nanotubule Array Electrode

Figure 2

SEM images showing (a) the template surface before helium plasma and KOH etcht steps, (b) an array 100 nm Pt nanotubules, and (c) a close-up image of an individual 100 nm Pt nanotubule.
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(a)
424561.fig.002b
(b)
424561.fig.002c
(c)