Research Article

Photoluminescence of Zinc Oxide Nanowires: The Effect of Surface Band Bending

Figure 3

Room temperature PL spectra collected before and after (a) the oxygen annealing and (b) the vacuum annealing. The PL spectra collected before the annealing treatments are plotted in black.
950354.fig.003a
(a)
950354.fig.003b
(b)