Table 3.

Particle characteristics of the undoped and doped TiO ₂

Sample	Crystal phase	Crystallite size (nm)	Surface area$\left(\frac{{\mathit{m}}^{\mathbf{2}}}{\mathit{gr}}\right)$
Test 1	Anatase	11.46	76.34
Test 2	-	-	60.34
Test 3	-	-	42.13
Test 4	-	-	66.61
Test 5	-	-	48.39
Test 6	Anatase	22.92	39.59
Test 7	Anatase	10.77	80.47
Test 8	-	-	55.69
Test 9	-	-	42.93
TiO2	Anatase	18.85	41.2