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The values of 2θ angle and corresponding calculated d-spacing values for bentonite clay particles after their activation in water and middle fraction of the dispersion of bentonite clay/GEO particles.
| Sample | 2θ (Degree) |
d-Spacing (Å) |
Δ d-Spacing (Å) |
|---|---|---|---|
| Activated bentonite clay | 19.9 | 4.52 | 0.16 |
| 29.0 | 3.18 | 0.09 | |
| 35.0 | 2.68 | 0.08 | |
| 43.3 | 2.25 | 0.10 | |
| Middle fraction | 19.8 | 4.55 | 0.19 |
| 28.8 | 3.20 | 0.11 | |
| 35.0 | 2.68 | 0.08 | |
| 42.9 | 2.26 | 0.11 |
