molecular maser

См. также в других словарях:

• Maser — For other uses, see Maser (disambiguation). A hydrogen radio frequency discharge, the first element inside a hydrogen maser (see description below) A maser is a device that produces coherent electromagnetic waves through amplification by… …   Wikipedia

• maser — /may zeuhr/, n. a device for amplifying electromagnetic waves by stimulated emission of radiation. Cf. laser. [1950 55; m(icrowave) a(mplification by) s(timulated) e(mission of) r(adiation)] * * * Device that produces and amplifies… …   Universalium

• Molecular nanotechnology — Part of a series of articles on Molecular Nanotechnology …   Wikipedia

• molecular beam maser — molekulpluoštis mazeris statusas T sritis radioelektronika atitikmenys: angl. molecular beam maser vok. Molekularstrahlenmaser, m rus. мазер на молекулярном пучке, m pranc. maser à faisceau moléculaire, m …   Radioelektronikos terminų žodynas

• maser à faisceau moléculaire — molekulpluoštis mazeris statusas T sritis radioelektronika atitikmenys: angl. molecular beam maser vok. Molekularstrahlenmaser, m rus. мазер на молекулярном пучке, m pranc. maser à faisceau moléculaire, m …   Radioelektronikos terminų žodynas

• maser — ma·ser s.m.inv. ES ingl. {{wmetafile0}} TS fis. dispositivo amplificatore di radiazioni elettromagnetiche, basato sull emissione coerente di energia elettromagnetica da parte di sistemi molecolari o atomici portati a un livello energetico… …   Dizionario italiano

• maser —    (Microwave Amplification by Stimulated Emiss)    The general class of microwave amplifiers based on molecular interaction with electromagnetic radiation. The nonelectronic nature of the maser principle results in very low noise …   IT glossary of terms, acronyms and abbreviations

• maser — noun /ˈmeɪzɚ/ a) a device for the coherent amplification or generation of electromagnetic radiation (especially of microwave frequency) by the use of excitation energy in resonant atomic or molecular systems …   Wiktionary

• Astrophysical maser — An astrophysical maser is a naturally occurring source of stimulated spectral line emission, typically in the microwave portion of the electromagnetic spectrum. This emission may arise in molecular clouds, comets, planetary atmospheres, stellar… …   Wikipedia

• Hydrogen maser — A Hydrogen maser, also known as hydrogen frequency standard, is a specific type of maser that uses the intrinsic properties of the hydrogen atom to serve as a precision frequency reference.Both the proton and electron of a hydrogen atom have… …   Wikipedia

• Nube molecular — Una nube molecular es una región extensa en el interior de una galaxia en la que la densidad de materia es suficientemente alta, y la temperatura suficientemente baja, para que exista hidrógeno molecular (H2). Por su carencia de dipolo eléctrico …   Wikipedia Español