Correlation between the Morphology and Performance Enhancement of ZnO Hierarchical Flower Photoanodes in Quasi-Solid Dye-Sensitized Solar Cells

Figure 1

(a), (b), and (c) SEM images of the HFs in sample 1. (d) J-V curve of the DSCs based on sample 1.

(a)

(b)

(c)

(d)