Figure 3.

aCurrent–voltage (J–V) characteristics of ZnO nanocombs-based DSSC and (b) typical UV–Vis absorption spectra of the desorbed dye (N719) from the ZnO nanocombs electrode thin films. Inset of (b) exhibits the surface morphology of the comblike structures after the desorption of dye

Umar Nanoscale Research Letters 2009 4:1004-1008   doi:10.1007/s11671-009-9353-3