Figure 9From: TiO2 micro-flowers composed of nanotubes and their application to dye-sensitized solar cellsIllustrations and FESEM images. Illustrations of (a) bare TiO2 nanotube arrays and (b) TiO2 micro-flowers for a DSC photoelectrode. FESEM images of (c) bare TiO2 nanotube arrays and (d) TiO2 micro-flowers.Back to article page