Table 1 Crystal phase and grain size of TiO2 nanomaterials.

From: Preparation and characterization of Sn/La co-doped TiO2 nanomaterials and their phase transformation and photocatalytic activity

Temperature

Samples

Crystal phase

Grain size/nm

360 °C

pure TiO2

Anatase

13.2

Sn-TiO2

Anatase

11.5

La-TiO2

Anatase

12.9

Sn/La-TiO2

Anatase

11

450 °C

pure TiO2

Anatase

14.9

Sn-TiO2

Anatase

13.2

La- TiO2

Anatase

13.3

Sn/La-TiO2

Anatase

11.3

600 °C

pure TiO2

Anatase (67.0%)/Rutile (33.0%)

29.3/51.2

Sn-TiO2

Anatase (30.9%)/Rutile (69.1%)

15.9/39.8

La-TiO2

Anatase

15.5

Sn/La-TiO2

Anatase (95.8%)/Rutile (4.2%)

13.6/62.1

Back to article page