radiation contrast

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• radiation contrast — spinduliuotės kontrastingumas statusas T sritis fizika atitikmenys: angl. radiation contrast vok. Strahlungskontrast, f rus. контрастность излучения, f pranc. contraste de rayonnement, m …   Fizikos terminų žodynas

• Radiation therapy — Radiation (medicine) redirects here. It is not to be confused with Radiation (pain) or Radiology. Radiation therapy Intervention ICD 10 PCS D ICD 9 CM …   Wikipedia

• Contrast-enhanced ultrasound — (CEUS) is the application of ultrasound contrast medium to traditional medical sonography. Ultrasound contrast agents rely on the different ways in which sound waves are reflected from interfaces between substances. This may be the surface of a… …   Wikipedia

• Contrast resolution — is the ability to distinguish between differences in intensity in an image.[1] The measure is used in medical imaging to quantify the quality of acquired images. It is a difficult quantity to define, because it depends on the human observer as… …   Wikipedia

• radiation — radiational, adj. /ray dee ay sheuhn/, n. 1. Physics. a. the process in which energy is emitted as particles or waves. b. the complete process in which energy is emitted by one body, transmitted through an intervening medium or space, and… …   Universalium

• radiation measurement — ▪ technology Introduction       technique for detecting the intensity and characteristics of ionizing radiation, such as alpha, beta, and gamma rays or neutrons, for the purpose of measurement.       The term ionizing radiation refers to those… …   Universalium

• Contrast-to-noise ratio — Haze over Kuala Lumpur. Contrast to noise ratio (CNR) is a measure used to determine image quality. CNR is similar to the metric, signal to noise ratio (SNR), but subtracts off a term before taking the ratio. This is important when there is a… …   Wikipedia

• contrast — Synonyms and related words: allegory, analogize, analogy, antagonism, anteposition, antipathy, antithesis, arc lighting, assimilate, bad copy, bad likeness, balance, balancing, black and white, bracket, bring into analogy, bring into comparison,… …   Moby Thesaurus

• radiation — Synonyms and related words: X ray, actinic ray, actinism, arc lighting, asteroids, atomic beam, atomic ray, attenuation, aurora particles, beam, beam of light, black and white, blackout, broadcast, broadcasting, chiaroscuro, circumfusion,… …   Moby Thesaurus

• subject contrast — contrast resulting from differences in absorption of radiation by various parts of the subject …   Medical dictionary

• electromagnetic radiation — Physics. radiation consisting of electromagnetic waves, including radio waves, infrared, visible light, ultraviolet, x rays, and gamma rays. [1950 55] * * * Energy propagated through free space or through a material medium in the form of… …   Universalium