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piezoelectric effect

   Also found in: Dictionary/thesaurus, Encyclopedia, Wikipedia 0.03 sec.
piezoelectric effect
[pī·ē′zō·ilek′trik]
Etymology: Gk, piezein, to press, elektron amber; L effectus
1 the generation of a voltage across a solid when a mechanical stress is applied.
2 the dimensional change resulting from the application of a voltage.
3 (in ultrasound) the conversion of one form of energy into another, such as the conversion of electrical energy into mechanical energy.


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The boulder, which was allegedly accidentally damaged by workmen in the park some time in the past, has a streak of quartz running through it, and some think this element occasionally creates an aura of light around the rock through the piezoelectric effect, whilst others claim the halo of the Greenstone has its origins in the supernatural.
Ronson used the same Piezoelectric effect used in this machine, to create an igniter for lighters that transforms energy into an electric spark.
The nanogenerator power is produced by the piezoelectric effect, a phenomenon in which certain materials - such as zinc oxide wires - produce electrical charges when they are bent and then relaxed.
 
 
 
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