variable frequency oscillator — генератор переломной частоты
second intermediate frequency — вторая промежуточная частота
molecular frequency standard — молекулярный стандарт частоты
intermediate frequency filter — фильтр промежуточной частоты
intermediate frequency channel — канал промежуточной частоты
The English-Russian dictionary general scientific. 2015.
laser transition frequency — lazerinių šuolių dažnis statusas T sritis radioelektronika atitikmenys: angl. laser transition frequency vok. Laserübergangsfrequenz, f rus. частота лазерных переходов, f pranc. fréquence de transition laser, f … Radioelektronikos terminų žodynas
Laser diode — Top: a packaged laser diode shown with a penny for scale. Bottom: the laser diode chip is removed from the above package and placed on the eye of a needle for scale … Wikipedia
Laser absorption spectrometry — (LAS) refers to techniques that utilize lasers to assess the concentration or amount of a species in gas phase by absorption spectrometry (AS).It is well known that optical spectroscopic techniques in general and laser based techniques in… … Wikipedia
Laser cooling — refers to the number of techniques in which atomic and molecular samples are cooled through the interaction with one or more laser light fields. The first example of laser cooling, and also still the most common method of laser cooling (so much… … Wikipedia
fréquence de transition laser — lazerinių šuolių dažnis statusas T sritis radioelektronika atitikmenys: angl. laser transition frequency vok. Laserübergangsfrequenz, f rus. частота лазерных переходов, f pranc. fréquence de transition laser, f … Radioelektronikos terminų žodynas
Laser — For other uses, see Laser (disambiguation). United States Air Force laser experiment … Wikipedia
laser — /lay zeuhr/, n. Physics. a device that produces a nearly parallel, nearly monochromatic, and coherent beam of light by exciting atoms to a higher energy level and causing them to radiate their energy in phase. Also called optical maser. [1955 60; … Universalium
Diode-pumped solid-state laser — A frequency doubled green laser pointer, showing internal construction. Cells and electronics lead to a laser head module (see lower diagram) This contains a powerful 808 nm IR diode laser that pumps a Nd:YVO4 laser crystal, that in turn outputs… … Wikipedia
Nd:YAG laser — with lid open showing frequency doubled 532 nm green light Nd:YAG laser rod … Wikipedia
Helium-neon laser — A helium neon laser, usually called a HeNe laser, is a type of small gas laser. HeNe lasers have many industrial and scientific uses, and are often used in laboratory demonstrations of optics. Its usual operation wavelength is 632.8 nm, in the… … Wikipedia
Quantum cascade laser — Quantum cascade lasers (QCLs) are semiconductor lasers that emit in the mid to far infrared portion of the electromagnetic spectrum and were first demonstrated by Jerome Faist, Federico Capasso, Deborah Sivco, Carlo Sirtori, Albert Hutchinson,… … Wikipedia
