radiation counter tube

См. также в других словарях:

• 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

• Tube — A long hollow cylinder. There are many tube like structures in the human body, such as the auditory tube (Eustachian tube) in the ear. * * * 1. A hollow cylindrical structure or canal. 2. A hollow cylinder or pipe. SYN: tuba [TA]. [L. tubus]… …   Medical dictionary

• counter — A device that counts, usually scintillations. automated differential leukocyte c. an instrument using digital imaging or cytochemical techniques to differentiate leukocytes. electronic cell c. an automatic blood cell c. in which cells passing… …   Medical dictionary

• Geiger counter — Gei·ger count·er gī gər .kau̇n tər n an instrument for detecting the presence and intensity of radiations (as cosmic rays or particles from a radioactive substance) by means of the ionizing effect on an enclosed gas which results in a pulse that… …   Medical dictionary

• scintillation counter — noun counter tube in which light flashes when exposed to ionizing radiation • Hypernyms: ↑counter tube …   Useful english dictionary

• Proportional counter — A device for measuring radioactivity. More technically, a proportional counter counts the emission of radioactive particles which permits the discrimination between particles or rays of different energies. * * * a gas filled radiation detection… …   Medical dictionary

• Geiger counter — Infobox Laboratory equipment name = Geiger counter caption = A modern geiger counter acronym = other names = Geiger Müller counter uses = Particle detector inventor = Hans Geiger manufacturer = model = related = Geiger Müller tubeA Geiger counter …   Wikipedia

• Geiger-Müller tube — A Geiger Müller tube (or GM tube) is the sensing element of a Geiger counter instrument that can detect a single particle of ionizing radiation, and typically produce an audible click for each. It was named for Hans Geiger who invented the device …   Wikipedia

• 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

• Scintillation counter — A scintillation counter measures ionizing radiation. The sensor, called a scintillator, consists of a transparent crystal, usually phosphor, plastic (usually containing anthracene), or organic liquid (see liquid scintillation counting) that… …   Wikipedia

• Geiger counter — an instrument for detecting ionizing radiations, consisting of a gas filled tube in which electric current pulses are produced when the gas is ionized by radiation, and of a device to register these pulses: used chiefly to measure radioactivity.… …   Universalium