Table 4. Matching properties to a crystal with strain δa/a .
δa/a = 10−4, 5 Å resolution | δa/a = 10−4, 2 Å resolution | δa/a = 4 × 10−3, 5 Å resolution | δa/a = 4 × 10−3, 2 Å resolution | |
---|---|---|---|---|
Beam divergence (rad) [°] | 2 × 10−5 [0.0011] | 5 × 10−5 [0.0028] | 8 × 10−4 [0.046] | 2 × 10−3 [0.11] |
Rotation range (rad) [°] | 10−4 [0.0057] | 10−4 [0.0057] | 4 × 10−3 [0.23] | 4 × 10−3 [0.23] |
No of detector elements from centre | 1.00 × 104 | 1.0 × 104 | 2.5 × 102 | 2.5 × 102 |
δλ/λ matched to rocking width | 9.9 × 10−4 | 3.9 × 10−4 | 4.0 × 10−2 | 1.5 × 10−2 |
δλ/λ matched to diffracted-beam divergence | 9.9 × 10−5 | 9.7 × 10−5 | 4.0 × 10−3 | 3.9 × 10−3 |