Crookes tube


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Related to Crookes tube: cathode ray, William Crookes

Crookes tube

n.
A low-pressure discharge tube used to study the properties of cathode rays.

[After Sir William Crookes.]

Crookes tube

n
(General Physics) a type of cathode-ray tube in which the electrons are produced by a glow discharge in a low-pressure gas

Crookes′ tube′


n.
a form of cathode-ray tube.
[1880–85; after Sir W. Crookes]
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.Crookes tube - the original gas-discharge cathode-ray tubeCrookes tube - the original gas-discharge cathode-ray tube
cathode-ray tube, CRT - a vacuum tube in which a hot cathode emits a beam of electrons that pass through a high voltage anode and are focused or deflected before hitting a phosphorescent screen
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References in periodicals archive ?
Roentgen was already working on the effects of cathode rays during 1895; he wrapped some black cardboard around a Crookes tube and noticed a fluorescent effect on a small paper screen painted with barium platinocyanide [28, 55].
Crooks is known for discovering thallium, inventing the radiometer, experimenting with cathode rays using the Crookes tube, predicting that mankind would starve unless science removed the excess nitrogen from the atmosphere, and being interested in spiritualism.
Roentgen had discovered a new type of radiation which, upon leaving the Crookes tube, was capable of passing through certain solids that are opaque to ordinary light.