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BET surface area and average pore sizes and pore volumes of TiO2-NPs synthesized using different concentrations of rice straw.
| Samples | BET surface area (m2/g) | Total pores volume (cm3/g) | Average pore size (nm) |
|---|---|---|---|
| 0R | 45 | 0.09 | 6.5 |
| 0.25R | 57 | 0.12 | 8.7 |
| 0.5R | 65 | 0.13 | 11.3 |
| 1R | 73 | 0.16 | 14.3 |
| 2R | 89 | 0.21 | 15.0 |
| 4R | 97 | 0.23 | 16.5 |
