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Figure 2
Beam footprint at the sample as a function of incident angle. (a) Effect of changing the mirror–sample gap. (b) Effect of changing the focal distance. (c) Effect of changing the multilayer period of the polychromator. The virtual-source size is adjusted so that the maximum footprint is ∼10 mm in all cases.

Journal logoJOURNAL OF
APPLIED
CRYSTALLOGRAPHY
ISSN: 1600-5767
Volume 59| Part 3| June 2026| Pages 774-782
https://doi.org/10.1107/S1600576726002463
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