X-Ray Optics and Instrumentation

Review Article

Hard X-Ray Focusing with Curved Reflective Multilayers

Table 2

Comparison of the experimental performance of various X-ray optical elements.
TypeReflectingDiffractingRefracting
ElementTRMRMLWGFZPMLLCRL
D [nm]257<501516<50
E [keV]<20<60<20<10<20<100
ΔE/E—1%–10%—0.1%0.01%–0.1%—
GeometryDeflecting KBDeflecting KBIn-line KBIn-line KBIn-line KBIn-line KB
PreferenceFocusingFocusingHolographyImagingImagingImaging