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“ionization spectrometer”
ionization spectrometer, Bragg spectrometer, crystal spectrometer, crystal-diffraction spectrometer
An instrument for x-ray analysis of crystal structure and measuring wavelengths of X-rays and gamma rays, in which a homogeneous beam of X-rays is directed on the known face of a crystal and the reflected beam is detected in a suitably placed ionization chamber.
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ion, ion- +
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