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

Figure 3

(a) Low-resolution TEM images of the as-prepared TiN NRAs; (b) high-resolution TEM (HRTEM) images of (a); (c) and (d) are the HR-TEM of the images of the 15 N-TiO₂ NRAs and 120 N-TiO₂, respectively.

(a)

(b)

(c)

(d)