- Doppler shift measurements
- Макаров: доплеровские измерения
Универсальный англо-русский словарь. Академик.ру. 2011.
Doppler shift measurements
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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 echocardiography — Intervention Mitral valve MeSH … 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 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 — /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 — Johann Christian, Austrian mathematician and physicist, 1803–1853. See D. echocardiography, D. effect, D. phenomenon, D. shift, D. ultrasonography. A diagnostic instrument that emits an ultrasonic beam into the body; the ultrasound reflected from … Medical dictionary
Pulse-Doppler radar — Pulse Doppler is a radar system capable of not only detecting target location (bearing, range, and altitude), but also measuring its radial velocity (range rate). It uses the Doppler effect to determine the relative velocity of objects; pulses of … Wikipedia
Planar Doppler velocimetry — (PDV), also referred to as Doppler Global Velocimetry (DGV), determines flow velocity across a plane by measuring the Doppler shift in frequency of light scattered by particles contained in the flow. The Doppler shift, Δfd, is related to the… … Wikipedia
Laser Doppler Vibrometer — A Laser Doppler Vibrometer (LDV) is a scientific instrument that is used to make non contact vibration measurements of a surface. The laser beam from the LDV is directed at the surface of interest, and the vibration amplitude and frequency are… … Wikipedia
Laser Doppler velocimetry — (LDV, also known as laser Doppler anemometry, or LDA) is a technique for measuring the direction and speed of fluids (or any other material that is processed like metal, paper etc) like air and water. In its simplest form, LDV crosses two beams… … Wikipedia
Acoustic Doppler Current Profiler — Head of an ADCP with the four transducers ADCP view ahead, mo … Wikipedia
