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单词 Crystal monochromator
释义

Crystal monochromator

英语百科

Crystal monochromator

Neutron monochromator for the ECHIDNA powder diffractometer at OPAL in Australia. It is made by slabs of  [113] oriented Germanium crystals which are inclined towards each other in order to focus down the Bragg reflected beam.

A crystal monochromator is a device in neutron and X-ray optics to select a defined wavelength of the radiation for further purpose on a dedicated instrument or beamline. It operates through the diffraction process according to Bragg's law.

Similar devices are called crystal analyzer for the examination of scattered radiation.

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更新时间:2025/6/22 1:01:05