Figure 3From: Electronic structures and optical properties for Ag-N-codoped ZnO nanotubesBand structures of pure and Ag-N-codoped (8,0) ZnO nanotubes. (a) Pure (8,0) ZnO nanotube, (b) Ag1 configuration, (c) Ag1N2 configuration, (d) Ag1N3,4 configuration, (e) Ag1N2,3,4 configuration, (f) Ag1N5 configuration, and (g) Ag1N6 configuration.Back to article page