Figures & data
Figure 1. Side view SEM images of TiO2 nanotubes annealed at different temperatures: (a) no annealing, and annealed at (b) 450°C, (c) 650°C and (d) 850°C.
Figure 2. Top view SEM images of TiO2 nanotubes annealed at different temperatures: (a) no annealing, and annealed at (b) 450°C, (c) 650°C and (d) 850°C.
Figure 3. XRD patterns for TiO2 nanotubes annealed at different temperatures.
Figure 4. Photos of B. atrophaeus cultured after exposure to UV illumination on: (a) titanium foil, (b) titania tubes, no annealing; and titania tubes annealed at (c) 450°C, (d) 650°C and (e) 850°C.
Table 1. Number of bacterial colonies/antibacterial efficiency on different samples.
Figure 5. Photocatalytic degradation of methyl orange by titania nanotubes annealed at different temperatures.
Figure 6. EPR spectra with DMPO spin trap for different samples after 2 min of UV illumination.
