diffraction of X-rays

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• Diffraction topography — (short: topography ) is an X ray imaging technique based on Bragg diffraction. Diffraction topographic images ( topographs ) record the intensity profile of a beam of X rays (or, sometimes, neutrons) diffracted by a crystal. A topograph thus… …   Wikipedia

• diffraction pattern — n an often photographic pattern produced by diffraction (as of light or X rays) …   Medical dictionary

• Diffraction — Computer generated intensity pattern formed on a screen by diffraction from a square aperture …   Wikipedia

• Diffraction spectrum — Spectrum Spec trum, n.; pl. {Spectra}. [L. See {Specter}.] 1. An apparition; a specter. [Obs.] [1913 Webster] 2. (Opt.) (a) The several colored and other rays of which light is composed, separated by the refraction of a prism or other means, and… …   The Collaborative International Dictionary of English

• diffraction — /di frak sheuhn/, n. Physics. 1. the phenomenon exhibited by wave fronts that, passing the edge of an opaque body, are modulated, thereby causing a redistribution of energy within the front: it is detectable in light waves by the presence of a… …   Universalium

• diffraction — noun Etymology: New Latin diffraction , diffractio, from Latin diffringere to break apart, from dis + frangere to break more at break Date: 1671 a modification which light undergoes especially in passing by the edges of opaque bodies or through… …   New Collegiate Dictionary

• diffraction — noun when light passes sharp edges or goes through narrow slits the rays are deflected and produce fringes of light and dark bands (Freq. 1) • Derivationally related forms: ↑diffract • Hypernyms: ↑optical phenomenon • Hyponyms: ↑X ray diffraction …   Useful english dictionary

• diffraction pattern — noun : an often photographic pattern produced by diffraction (as of light, X rays, or electrons) compare laue pattern …   Useful english dictionary

• diffraction — Deflection of the rays of light from a straight line in passing by the edge of an opaque body or in passing an obstacle of about the size of the wavelength of the light. [L. dif fringo, pp. fractus, to break in pieces] * * * dif·frac·tion dif rak …   Medical dictionary

• diffraction grating —    Sheets of glass, plastic, or metal inscribed with grids whose lines or dots diffract any light directed at the gridded surface and break this light up into its color spectra so that the rays may be measured accurately …   Glossary of Art Terms

• Coherent diffraction imaging — A diffraction pattern of a gold nanocrystal formed from using a nano area beam of coherent X rays. This reciprocal space diffraction image was taken by Ian Robinson s Group to be used in the reconstruction of a real space coherent x ray… …   Wikipedia