Investigation on the Photoelectrocatalytic Activity of Well-Aligned TiO<sub><b>2</b></sub> Nanotube Arrays

<table>UV-Vis diffuse reflectance spectrum (DRS) for TiO<sub>2</sub> nanotube array.</table>

International Journal of Photoenergy

Figure 4: Investigation on the Photoelectrocatalytic Activity of Well-Aligned TiO<sub><b>2</b></sub> Nanotube Arrays 