| Fractal dimension D | |
From (9) | From (15) | |
ZC-6 [9] | 2.47 | 2.37 |
Davisil F silica [10] | 2.52 | 2.46 |
Lunar soil [11] [12] | 2.67 | 2.58 |
Rice starch [13] | 2.49 | 2.35 |