cesium-beam atomic oscillator

cesium-beam atomic oscillator
мера [генератор\] частоты (для измерения времени)

Англо-русский словарь технических терминов. 2005.

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  • quantum mechanics — quantum mechanical, adj. Physics. a theory of the mechanics of atoms, molecules, and other physical systems that are subject to the uncertainty principle. Abbr.: QM Cf. nonrelativistic quantum mechanics, relativistic quantum mechanics. [1920 25]… …   Universalium

  • mass spectrometry — or mass spectroscopy Analytic technique by which chemical substances are identified by sorting gaseous ions by mass using electric and magnetic fields. A mass spectrometer uses electrical means to detect the sorted ions, while a mass spectrograph …   Universalium

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  • 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

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  • Speaking clock — A speaking clock service is used by people who wish to know the correct and accurate time. Speaking clock services are most commonly accessed by telephone.The format of the service is somewhat similar to those in radio time signal services. Every …   Wikipedia

  • Ramsey, Norman Foster — ▪ American scientist born Aug. 27, 1915, Washington, D.C., U.S.       American physicist who received one half of the Nobel Prize for Physics in 1989 for his development of a technique to induce atoms to shift from one specific energy level to… …   Universalium


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