Visible Light Photoelectrochemical Properties of N-Doped TiO₂ Nanorod Arrays from TiN

Figure 2

SEM images of the as-deposited TiN NRAs (a), 5 N-TiO₂ NRAs (b), 15 N-TiO₂ NRAs (c), 30 N-TiO₂ NRAs (d), 60 N-TiO₂ NRAs (e), and 120 N-TiO₂ NRAs (f). The insets in (a) and (b) are the corresponding SEM images with a tilt angle of 45°.

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