(laser Doppler imaging)

См. также в других словарях:

• 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

• 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

• 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 echocardiography — Intervention Mitral valve MeSH …   Wikipedia

• Vibrometre laser — Vibromètre laser Un vibromètre laser est un capteur de mesure de vibrations sans contact. Il est constitué d une source de lumière monochromatique (laser) et d’un interféromètre (interféromètre de Mach Zehnder), permettant de mesurer l effet… …   Wikipédia en Français

• Vibromètre laser — Un vibromètre laser est un capteur de mesure de vibrations sans contact. Il est constitué d une source de lumière monochromatique (laser) et d’un interféromètre (interféromètre de Mach Zehnder), permettant de mesurer l effet Doppler dû à la… …   Wikipédia en Français

• Computed tomography laser mammography — (CTLM) is the trademark of Imaging Diagnostic Systems, Inc. (IDSI, USA) for its optical tomographic technique for female breast imaging. This medical imaging technique uses laser energy in the near infrared region of the spectra, to detect… …   Wikipedia

• Medical imaging — This article is about imaging techniques and modalities for the human body. For imaging of animals in research, see Preclinical imaging. Medical imaging Diagnostics A CT scan image showing a ruptured abdominal aortic aneurysm …   Wikipedia

• Optical imaging — is an imaging technique. Optics usually describes the behavior of visible, ultraviolet, and infrared light used in imaging. Because light is an electromagnetic wave, similar phenomena occur in X rays, microwaves, radio waves. Chemical imaging or… …   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

• Effet Doppler — Fizeau L’effet Doppler est le décalage de fréquence d’une onde acoustique ou électromagnétique entre la mesure à l’émission et la mesure à la réception lorsque la distance entre l’émetteur et le récepteur varie au cours du temps. Si on désigne de …   Wikipédia en Français