Research Article
Varying Collimation for Dark-Field Extraction
Table 1
X-ray absorption and scattering coefficients at 50 KeV of the phantom components.
| Material | Absorption Coefficient () | Scattering coefficients (= + ) () | | | |
| Water | 0.028 | 0.0140 | 0.1680 | 0.0769 | Cube 1 | 0.028 | 0.0035 | 0.1785 | 0.0193 | Cube 2 | 0.028 | 0.0070 | 0.1750 | 0.0385 | Cube 3 | 0.028 | 0.0260 | 0.1560 | 0.1429 | Cube 4 | 0.028 | 0.0520 | 0.1300 | 0.2858 |
|
|