The Doppler effect (also Doppler shift) is the change in the frequency of a wave in relation to an observer who is moving relative to the source of the...

A Doppler radar is a specialized radar that uses the Doppler effect to produce velocity data about objects at a distance. It does this by bouncing a microwave...

called Doppler sonography Transcranial doppler Doppler fetal monitor Doppler LIDAR Doppler navigation set Doppler radar Doppler weather radar Doppler spectroscopy...

the heart. It is a type of medical imaging, using standard ultrasound or Doppler ultrasound. The visual image formed using this technique is called an echocardiogram...

The relativistic Doppler effect is the change in frequency, wavelength and amplitude of light, caused by the relative motion of the source and the observer...

Doppler ultrasonography is medical ultrasonography that employs the Doppler effect to perform imaging of the movement of tissues and body fluids (usually...

A pulse-Doppler radar is a radar system that determines the range to a target using pulse-timing techniques, and uses the Doppler effect of the returned...

Look up Doppler in Wiktionary, the free dictionary. Doppler is a surname. Notable people with the surname include: Árpád Doppler (1857–1927), composer...

Doppler (also known as Amazon Tower I and Rufus 2.0 Block 14) is a 524-foot-tall (160 m) office building in Seattle, Washington, which is home to the...

relative motions of radiation sources, which give rise to the relativistic Doppler effect, and gravitational potentials, which gravitationally redshift escaping...