backscatter
also backscattering noun Date: 1940 the scattering of radiation or particles in a direction opposite to that of the incident radiation due to reflection from particles of the medium traversed; also the radiation or particles so reversed in direction • backscatter verb

New Collegiate Dictionary. 2001.

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  • Backscatter — bezeichnet die Rückstreuung von Wellen, Partikeln oder Signalen. Der Begriff wird u. a. angewendet in: den Natur /Ingenieurwissenschaften, siehe Rückstreuung im Internet, siehe Backscatter (E Mail) der Sicherheitstechnik (Backscatter X ray… …   Deutsch Wikipedia

  • Backscatter — For other uses, see Backscatter (disambiguation). In physics, backscatter (or backscattering) is the reflection of waves, particles, or signals back to the direction they came from. It is a diffuse reflection due to scattering, as opposed to… …   Wikipedia

  • backscatter — i. A form of ionospheric propagation of electromagnetic waves via the E and F layers. These layers are highly ionized and have properties of reflecting electromagnetic waves back to the earth. Normally, almost all electromagnetic signals are… …   Aviation dictionary

  • backscatter — Refers to a portion of the laser energy that is scattered back in the direction of the seeker by an obscurant. See also laser …   Military dictionary

  • backscatter — /bak skat euhr/, n. Physics. the deflection of nuclear particles or of radiation in a scattering process through an angle greater than 90°. Also, backscattering. [1955 60; BACK2 + SCATTER] * * * …   Universalium

  • backscatter — 1. noun a) The deflection of particles and/or radiation by nuclear and/or electromagnetic forces through angles greater than 90 degrees to the original direction of travel. b) The particles and/or radiation deflected in this manner. 2. verb …   Wiktionary

  • backscatter — Secondary radiation deflected more than 90° from the primary beam. See scattered radiation. * * * back·scat·ter (bakґskat ər) in radiology, radiation deflected by scattering processes at angles greater than 90 degrees to the original… …   Medical dictionary

  • backscatter — n. deflection of nuclear particles or deviation of radiation in a scattering procedure through angles greater than ninety degrees; radiation or particles deflected in this manner v. scatter radiation by atoms of the medium through which it passes …   English contemporary dictionary

  • backscatter — noun 1》 Physics deflection of radiation or particles through an angle of 180°. 2》 Photography light from a flashgun or other light source that is deflected directly into a lens. verb Physics deflect (radiation or particles) through an angle of… …   English new terms dictionary

  • backscatter — back•scat•ter [[t]ˈbækˌskæt ər[/t]] n. 1) phs the deflection of radiation by scattering in a direction opposite to the direction of incidence 2) phs radiation scattered in this manner • Etymology: 1955–60 …   From formal English to slang

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