Energy recovery linacs can produce highly coherent hard X-rays beams. Reflection from a silicon (111) crystal will not do much harm to an ERL 50 fs duration X-ray pulse at 8 keV.
© 2008 The Optical Society
D. Bilderback and A. Kazimirov, "X-Ray Monochromator Characteristics for a Coherent Energy Recovery Linac Source of Hard X-Rays," in Frontiers in Optics 2008/Laser Science XXIV/Plasmonics and Metamaterials/Optical Fabrication and Testing, OSA Technical Digest (CD) (Optical Society of America, 2008), paper FWU1.
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