Fe(III)/TiO₂-Montmorillonite Photocatalyst in Photo-Fenton-Like Degradation of Methylene Blue

Table 1

Physicochemical properties of Fe/Ti-MMT.

Parameter	MMT	Fe/Ti-MMT	Ti-MMT	Fe-MMT
Elemental analysis
Fe	0.38 (wt. %)	4.14 (wt. %)	0.43 (wt.%)	8.16 (wt.%)
Ti	n.d	10.98 (wt. %)	10.99 (wt.%)	n.d
Al2O3	27.09–29.05 (wt.%)	23.25–27.95 (wt. %)	25.67–28.05 (wt.%)	25.70–28.12
SiO2	49.63–49.21 (wt.%)	40.56–46.52 (wt. %)	42.56–45.59 (wt.%)	43.56–45.59 (wt.%)
Surface analysis
Specific surface area	69.87 m^2/g	120 m^2/g	198.79 m^2/g	205.38 m^2/g
Pore volume	0.167 cc/g	0.152 cc/g	0.033 cc/g	0.199 cc/g
Pore radius	15.67 Å	15 Å	10.67 Å	12.33 Å