Nanostructured Mesoporous Titanium Dioxide Thin Film Prepared by Sol-Gel Method for Dye-Sensitized Solar Cell

Table 1

Comparison of different preparation methods for titanium dioxide nanoparticle colloidal paste from TiCl₄.

Sample	Hardness	BET surface area (m^2/g)	Pore diameter (Å)	Pore volume (cm^3/g)	𝑑BET	𝑑SEM
P25	HB~F	51.69	104.71	0.17	29.1	—
ETIP-TiO2	6H	60.54	129.29	0.19	24.8	28
H-ETIP-TiO2	HB	52.78	74.32	0.13	28.4	45
TTIP-TiO2	H	71.40	136.92	0.21	21.0	30
H-TTIP-TiO2	F	72.05	232.01	0.13	20.8	30
TiCl4-TiO2	HB	83.10	125.49	0.26	—	105