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sound waves Dictionary Terms

scanning acoustic microscope
Also called scanning laser acoustic microscope. A device that uses high-frequency ultrasound waves to penetrate surfaces. A...
ultrasonic camera
A device that uses a piezoelectric crystal to convert ultrasonic sound waves, transmitted through a subject, into a voltage...
acousto-optic modulators and deflectors
An acousto-optic modulator (AOM) is a device that utilizes the interaction between sound waves and light waves to modulate...
ultrasonic
Ultrasonic refers to sound waves with frequencies higher than the upper audible limit of human hearing, typically above...
whispering gallery mode
Whispering gallery mode (WGM) refers to a phenomenon in wave physics, particularly in optics, where waves, such as light or...
acousto-optic modulator
A device that varies the amplitude and phase of a light beam; e.g., from a laser or by sound waves. Also known as a Bragg...
facsimile radio
The conversion of a still picture into sound waves and its subsequent transmission by radio.
sonoptography
The process whereby sound waves are employed to form a three-dimensional image of an object. The process involves generally:...
transducer
A transducer is a device or component that converts one form of energy into another. It is commonly used in various fields,...
acousto-optic deflector
A system designed with a laser as a light source and a means for producing sound waves extending beyond 100 MHz to deflect...
optical gate
An optical gate typically refers to a device or system that controls the transmission of light, allowing it to pass through...
backscatter
Backscatter refers to the phenomenon in which radiation or waves are scattered backward, opposite to the direction of the...

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