Research Article
Synthesis and Mechanical/Electrochemical Characterization of TiO2 Nanotubular Structures Obtained at High Voltage
Figure 4
Calculation of the superficial area: (a) dimensions of the nanotube. (b) Total inner area of each nanotube. (c) Nanotubes present in 1 μm2. (d) Inner area of 25 tubes. (e) Area of 25 upper holes. (f) Total superficial area free of holes. (g) Sum of all the areas (inner and superficial).
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