crystal diffraction spectrometer


crystal diffraction spectrometer
спектрометр с дифракцией на кристалле

Англо-український і українсько-англійський словник з аналітичної хімії. — Севастополь: «Вебер». . 2002.

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  • Diffraction standard — In crystallography, a diffraction standard, or calibration crystal, is a crystal used to calibrate an X ray spectrometer to an absolute X ray energy scale. Quartz or silicon crystals are typically used. There are also reports of crystals of… …   Wikipedia

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  • Acousto Optical Spectrometer — The principle of an AOS is based on the diffraction of light at ultrasonic waves. A piecoelectric transducer, driven by the RF signal (from the receiver), generates an acoustic wave in a crystal (the so called Bragg cell). This acoustic wave… …   Wikipedia

  • x-ray spectrometer — noun Usage: usually capitalized X : a spectrometer for measuring the angles of diffraction of X rays produced by reflection from a crystal or for measuring X ray spectra * * * X ray spectrometer, a spectrometer using X rays by which the chemical… …   Useful english dictionary

  • X-ray fluorescence emission spectrometer —    An x ray crystal spectrometer used to measure wavelengths of xray fluorescence; in order to concentrate beams of low intensity, it has bent reflecting or transmitting crystals arranged so that the theoretical curvature required can be varied… …   Forensic science glossary

  • X-ray crystallography — can locate every atom in a zeolite, an aluminosilicate with many important applications, such as water purification. X ray crystallography is a method of determining the arrangement of atoms within a crystal, in which a beam of X rays strikes a… …   Wikipedia

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  • X-ray fluorescence — (XRF) is the emission of characteristic secondary (or fluorescent) X rays from a material that has been excited by bombarding with high energy X rays or gamma rays. The phenomenon is widely used for elemental analysis and chemical analysis,… …   Wikipedia

  • Earth Sciences — ▪ 2009 Introduction Geology and Geochemistry       The theme of the 33rd International Geological Congress, which was held in Norway in August 2008, was “Earth System Science: Foundation for Sustainable Development.” It was attended by nearly… …   Universalium

  • Physical Sciences — ▪ 2009 Introduction Scientists discovered a new family of superconducting materials and obtained unique images of individual hydrogen atoms and of a multiple exoplanet system. Europe completed the Large Hadron Collider, and China and India took… …   Universalium