Research Article
Comparative Analysis of Soil-Water Characteristic Curve in Fractal and Empirical Models
Table 5
The fractal dimension D and the air-entry value ψa determined by model fitting.
| | Dry density (g/cm3) | Fractal model I | Fractal model II-1 | Fractal model II-2 | | D | ψa (kPa) | D | ψa (kPa) | D | ψa (kPa) |
| | 1.30 | 2.952 | 1.502 | 2.887 | 2.102 | 2.869 | 2.256 | | 1.35 | 2.954 | 2.880 | 2.893 | 3.515 | 2.876 | 3.663 | | 1.40 | 2.955 | 6.103 | 2.893 | 6.678 | 2.876 | 6.789 | | 1.45 | 2.959 | 7.701 | 2.901 | 8.154 | 2.886 | 8.217 | | 1.50 | 2.961 | 16.280 | 2.908 | 15.850 | 2.894 | 15.710 | | 1.60 | 2.968 | 61.830 | 2.9230 | 57.230 | 2.910 | 64.640 |
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