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- Beam Dimension and Divergence after the Siemens Monochromator (measurements
In these calculations, the horizontal slit width is set constant at 30mm.
(calculation made with a Horizontal beam width of 34.5 mm)
| E (keV) | ||||
|---|---|---|---|---|
| Vertical Slit width (mm) | 5 | 10 | 20 | 30 |
| 7 | 7.84 | 5.52 | 4.30 | 3.75 |
| 3 | 3.47 | 3.43 | 3.44 | 3.23 |
| 1 | 1.116 | 1.15 | 1.15 | 1.15 |
| 0.1 | 0.099 | 0.115 | 0.0968 | 0.0828 |

(calculation made with a Horizontal beam divergence of 1.19 x 10 -3 rad)
| E (keV) | ||||
|---|---|---|---|---|
| Vertical Slit width (mm) | 5 | 10 | 20 | 30 |
| 7 | 267 | 189 | 144 | 127 |
| 3 | 118 | 119 | 116 | 112 |
| 1 | 39.6 | 38.4 | 38.9 | 38.4 |
| 0.1 | 4.76 | 5.00 | 4.5 | 4.2 |
