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Table 2 Specific surface area, pore size and crystallite size of TiO2-NSs heated at various temperatures

From: Porous TiO2 Assembled from Monodispersed Nanoparticles

Sample

Specific surface area (m2/g)

Average pore size (nm)

Crystallite size (d XRD) (nm)

Untreated

169

1.9

4.6

Heated at 300 °C

155

3.4

5.1

Heated at 400 °C

131

4.7

5.8

Heated at 500 °C

44

5.9

6.9

Heated at 600 °C

67

6.4

9.6

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