Definition of "diffractometer" [diffractometer]

• A device that uses diffraction (especially X-ray diffraction) to investigate the structure of matter (noun)

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• ""One of them is an X-ray diffractometer, which is the instrument that geologists use on Earth to characterize the mineral content of rocks and soils.""
• "The unit cell of gold was determined in 1900 to be 1.00 Angstroms using a lab scale X-ray diffractometer."
• "At McMaster a talented group of students put together a neutron diffractometer and a triple-axis instrument and these were available from 1965 on - and indeed are still in use."