Doppler spectrum

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• Doppler cooling — is a mechanism that can be used to trap and cool atoms. The term is sometimes used synonymously with laser cooling, though laser cooling includes other techniques. Contents 1 History 2 Brief Explanation 3 Detailed Explanation …   Wikipedia

• Doppler radar — Doppler effect A Doppler radar is a specialized radar that makes use of the Doppler effect to produce velocity data about objects at a distance. It does this by beaming a microwave signal towards a desired target and listening for its reflection …   Wikipedia

• Doppler principle — Doppler principle, Doppler s principle /dopˈlər(z) prinˈsi pl/ noun The law of change of wave frequency (Doppler effect or shift) when a source of vibrations is moving towards or from the observer, explaining the fall of pitch of a railway… …   Useful english dictionary

• Doppler's principle — Doppler principle, Doppler s principle /dopˈlər(z) prinˈsi pl/ noun The law of change of wave frequency (Doppler effect or shift) when a source of vibrations is moving towards or from the observer, explaining the fall of pitch of a railway… …   Useful english dictionary

• Doppler principleDoppler's principle — Doppler principle, Doppler s principle /dopˈlər(z) prinˈsi pl/ noun The law of change of wave frequency (Doppler effect or shift) when a source of vibrations is moving towards or from the observer, explaining the fall of pitch of a railway… …   Useful english dictionary

• Doppler spectroscopy — Diagram showing how a smaller object (such as an extrasolar planet) orbiting a larger object (such as a star) could produce changes in position and velocity of the latter as they orbit their common center of mass (red cross). Doppler spectroscopy …   Wikipedia

• Doppler effect — Change of wavelength caused by motion of the source. An animation illustrating how the Doppler effect causes a car engine or siren to soun …   Wikipedia

• Doppler frequency spectrum — Doplerio dažnių spektras statusas T sritis radioelektronika atitikmenys: angl. Doppler frequency spectrum vok. Doppler Frequenzspektrum, n rus. спектр доплеровских частот, m pranc. spectre de fréquences Doppler, m …   Radioelektronikos terminų žodynas

• Doppler effect — /dop leuhr/, Physics. (often l.c.) the shift in frequency (Doppler shift) of acoustic or electromagnetic radiation emitted by a source moving relative to an observer as perceived by the observer: the shift is to higher frequencies when the source …   Universalium

• Doppler-Frequenzspektrum — Doplerio dažnių spektras statusas T sritis radioelektronika atitikmenys: angl. Doppler frequency spectrum vok. Doppler Frequenzspektrum, n rus. спектр доплеровских частот, m pranc. spectre de fréquences Doppler, m …   Radioelektronikos terminų žodynas

• doppler broadening — ˈdäplə(r) noun Usage: usually capitalized D Etymology: after Christian J. Doppler died 1853 Austrian physicist : a lack of sharpness in the spectrum lines of gases due to the Doppler effect of the random thermal motion of the molecules …   Useful english dictionary