Preparation of Nanoporous TiO₂ Electrodes for Dye-Sensitized Solar Cells

Table 2

𝐼-𝑉 characteristic data for all DSSCs fabricated by A8R2 and DP-25 electrodes with various film thickness.

TiO2 Sample	Thickness (𝜇m)	𝐴^adye (𝜇mole/cm^2)	𝐽^bsc (mA/cm^2)	𝑉^cOC (V)	FF^d	𝜂^e (%)
A8R2-1	3.0	0.014	4.41	0.79	0.75	2.61
A8R2-2	5.0	0.043	6.71	0.77	0.72	3.71
A8R2-3	6.0	0.101	8.57	0.76	0.70	4.54
A8R2-4	7.0	0.110	9.53	0.74	0.69	4.89
A8R2-5	8.0	0.118	9.80	0.77	0.66	4.97
A8R2-6	9.5	0.159	10.50	0.74	0.67	4.92
A8R2-7	12.0	0.201	10.67	0.73	0.69	5.20
P25-1	1.5	0.022	3.43	0.82	0.56	1.69
P25-2	3.0	0.036	5.40	0.80	0.57	2.34
P25-3	6.0	0.059	5.93	0.80	0.54	2.38
P25-4	7.5	0.060	6.78	0.76	0.63	3.25
P25-5	9.7	0.064	7.49	0.75	0.64	3.61
P25-6	16.0	0.107	8.63	0.74	0.59	3.76

^a𝐴_dye: amount of dye adsorbed on TiO₂. ^b𝐽_sc: short-circuit photocurrent density. ^c𝑉_OC: open circuit voltage. dFF: fill factor. ^e𝜂: cell efficiency.