- X-ray tube
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A device that produces X-rays by directing energetic electrons into a metal target.
The dentist aimed the X-ray tube at my mouth to find the cavity.
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X-ray tube
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X-ray tube — An X ray tube is a vacuum tube that produces X rays. They are used in X ray machines. X rays are part of the electromagnetic spectrum, an ionizing radiation with wavelengths shorter than ultraviolet light. X ray tubes evolved from experimental… … Wikipedia
Cathode ray tube — Cutaway rendering of a color CRT: 1. Three Electron guns (for red, green, and blue phosphor dots) 2. Electron beams 3. Focusing coils 4. Deflection coils 5. Anode connection 6. Mask for separating beams for red,… … Wikipedia
X-ray tube — noun a vacuum tube containing a metal target onto which a beam of electrons is directed at high energy for the generation of X rays • Hypernyms: ↑tube, ↑vacuum tube, ↑thermionic vacuum tube, ↑thermionic tube, ↑electron tube, ↑thermionic valve •… … Useful english dictionary
cathode ray tube — UK US noun [countable] [singular cathode ray tube plural cathode ray tubes] physics a piece of equipment in televisions and some computers that creates the image on the screen. A beam of high energy … Useful english dictionary
x-ray tube — an electronic tube for producing x rays, essentially a cathode ray tube in which a metal target is bombarded with high energy electrons. [1905 10] * * * ▪ electronics also called Roentgen tube evacuated electron tube that produces X rays… … Universalium
X-ray tube — n a vacuum tube in which a concentrated stream of electrons from a cathode strikes a metal target and produces X rays from the side of the tube at right angles in a quantity and intensity that is controlled by the cathode temperature and with a… … Medical dictionary
X-ray tube — (Physics) A vacuum tube suitable for producing R[ o]ntgen rays. [Webster 1913 Suppl.] … The Collaborative International Dictionary of English
cathode ray tube — UK / US noun [countable] Word forms cathode ray tube : singular cathode ray tube plural cathode ray tubes physics a piece of equipment in televisions and some computers that creates the image on the screen. A beam of high energy electrons is… … English dictionary
cathode-ray tube — elektroninis vamzdis statusas T sritis fizika atitikmenys: angl. cathode ray tube; electron beam tube vok. Elektronenröhre, f; Elektronenstrahlröhre, f; Katodenstrahlröhre, f rus. электронно лучевая трубка, f pranc. tube à rayons cathodiques, m;… … Fizikos terminų žodynas
X-ray tube — rentgeno vamzdis statusas T sritis fizika atitikmenys: angl. Roentgen tube; X ray tube vok. Röntgenlampe, f; Röntgenröhre, f rus. рентгеновская трубка, f; трубка Рентгена, f pranc. tube à rayons X, m; tube de Röntgen, m … Fizikos terminų žodynas
cathode-ray tube — n a vacuum tube in which a beam of electrons is projected on a fluorescent screen to produce a luminous spot * * * a vacuum tube in which the cathode rays are accelerated as a beam to form luminous spots on a fluorescent screen … Medical dictionary
