doppler information
1Doppler 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 …
2Doppler fetal monitor — Invented in 1958 by Dr. Edward H. Hon[1] a Doppler fetal monitor or …
3Doppler ultrasound — n ultrasound that utilizes the Doppler effect to measure movement or flow in the body and esp. blood flow called also Doppler ultrasonography * * * a diagnostic technique that utilizes the fact that the frequency of ultrasound waves changes when… …
4Doppler Nunatak — (74°51′S 71°41′W / 74.85°S 71.683°W / 74.85; 71.683) is a nunatak lying southwest of Mount Mende in the Sky Hi Nunataks. Named by Advisory Committee on Antar …
5Doppler imaging — Not to be confused with Doppler ultrasound. Inhomogeneous structures on stellar surfaces, i.e. temperature differences, chemical composition or magnetic fields, create characteristic distortions in the spectral lines due to the Doppler effect.… …
6Doppler On Wheels — A Doppler On Wheels unit observing a tornado near Attica, Kansas. Doppler On Wheels (or DOW) is a fleet of radar trucks maintained by the Center for Severe Weather Research led by Joshua Wurman, with the funding mainly provided by the National… …
7Doppler-Sonografie — Dieser Artikel erklärt die Ultraschallanwendung in der Human und Tiermedizin; zu dem Einsatz als Verfahren in der Werkstoffkunde siehe Ultraschallprüfung; zu der grafischen Darstellung eines akustischen Signals siehe Spektrogramm. „Sonographie“… …
8Doppler-Sonographie — Dieser Artikel erklärt die Ultraschallanwendung in der Human und Tiermedizin; zu dem Einsatz als Verfahren in der Werkstoffkunde siehe Ultraschallprüfung; zu der grafischen Darstellung eines akustischen Signals siehe Spektrogramm. „Sonographie“… …
9Doppler ultrasound — a diagnostic technique that utilizes the fact that the frequency of sound or light waves changes when they are reflected from a moving surface (the Doppler effect). It is used to study the flow in blood vessels and the movement of blood in the… …
10Doppler Orbitography and Radiopositioning Integrated by Satellite — Pour les articles homonymes, voir Doris. DORIS est l acronyme de Doppler Orbitography by Radiopositioning Integrated on Satellite (en Anglais) ou Détermination d Orbite et Radiopositionnement Intégré par Satellite (en Français). C est une… …
