short communications
Deposition of a thick film of carbon fibers proved to be an effective method to bend two 5 mm-thick Si monocrystals. High diffraction efficiency was recorded with a 150 keV X-ray beam.
short communications
A germanium crystal has been bent through a grid of superficial grooves manufactured on the sample surface. High diffraction efficiency was achieved for a monochromatic X-ray beam at 150 and 300 keV and focusing capability has been demonstrated.