Characterization of Natural Dye Extracted from Wormwood and Purple Cabbage for Dye-Sensitized Solar Cells

Table 3

Photoelectrical parameters of DSSCs sensitized by cocktail dyes with different thicknesses of TiO₂.

Rotational speed (rpm)	Thickness (nm)	𝑉oc (V)	𝐽sc; (mA/cm^2)	FF (%)	𝜂 (%)
500	35.66	0.66	3.16	62	1.29
1000	24.40	0.765	5.83	48	1.95
1500	18.58	0.675	4.6	51	1.58