counterpropagating
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Nonlinear optics — (NLO) is the branch of optics that describes the behaviour of light in nonlinear media, that is, media in which the dielectric polarization P responds nonlinearly to the electric field E of the light. This nonlinearity is typically only observed… … Wikipedia
Ring laser gyroscope — For a somewhat similar system that uses fibre optic cables, see fibre optic gyroscope. A ring laser gyroscope (RLG) consists of a ring laser having two counter propagating modes over the same path in order to detect rotation. It operates on the… … Wikipedia
Optical molasses — Schematic Optical molasses is a laser cooling technique that can cool down neutral atoms to temperatures colder than a magneto optical trap (MOT). An optical molasses consists of 3 pairs of counter propagating circularly polarized laser beams… … Wikipedia
Афанасьев, Анатолий Александрович — В Википедии есть статьи о других людях с такой фамилией, см. Афанасьев. Анатолий Александрович Афанасьев Дата рождения: 14 января 1942(1942 01 14) (70 лет) Место рождения: с. Малый Узень,Саратовская область Страна … Википедия
spectroscopy — spectroscopist /spek tros keuh pist/, n. /spek tros keuh pee, spek treuh skoh pee/, n. the science that deals with the use of the spectroscope and with spectrum analysis. [1865 70; SPECTRO + SCOPY] * * * Branch of analysis devoted to identifying… … Universalium
