Achieving Enhanced Dye-Sensitized Solar Cell Performance by TiCl₄/Al₂O₃ Doped TiO₂ Nanotube Array Photoelectrodes

Table 2

The integral photocurrent density (), open-circuit voltage (), fill factor (FF), and efficiency () of dye-sensitized solar cells fabricated using TiCl₄/Al₂O₃ posttreatment on TiO₂ nanotubes film.

Sample	(V)	(A/cm^2)	FF (%)	(%)
Bare TiCl4 90 mM	0.61	20.72	63.90	8.08
TiCl4/Al2O3 40 mM	0.65	20.60	60.02	8.11
TiCl4/Al2O3 80 mM	0.66	20.68	60.80	8.40
TiCl4/Al2O3 120 mM	0.67	20.93	61.54	8.65
TiCl4/Al2O3 160 mM	0.67	21.10	55.49	7.93