Focusing Polycapillary Optics and Their Applications

<table>Liouville’s Theorem requires that <svg height="14.9375" id="M26" style="vertical-align:-4.28511pt" version="1.1" viewbox="0 0 83.150002 14.9375" width="83.150002" xmlns="http://www.w3.org/2000/svg">
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X-Ray Optics and Instrumentation

Focusing Polycapillary Optics and Their Applications

Figure 12