A Study of Mixed Vegetable Dyes with Different Extraction Concentrations for Use as a Sensitizer for Dye-Sensitized Solar Cells

Table 3

The performance of DSSCs using natural dyes at a weight concentration of 40%.

Dye	𝑉oc (V)	𝐼sc (mA/cm^2)	FF (%)	𝜂 (%)
Sweet potato leaf	0.595	3.83	41	0.931
Blueberries	0.575	0.305	41	0.722
Purple cabbage	0.56	1.46	40	0.324
Grape	0.495	0.583	46	0.134
Sweet potato leaf and blueberries	0.61	4.75	53	1.57
Sweet potato leaf and purple cabbage	0.615	0.918	46	0.257
Sweet potato leaf and grape	0.515	1.35	37	0.256