PZT materials are currently used for :-
Sensors - Acceleration and Pressure.
Sonar Devices.
Medical Applications.
Actuators - Video Casset and Pneumatic Valves.
Sonic devices - Buzzers and high frequency loud speakers
all of the devices shown above are using the CONVERSE Piezo electric effect.
Generators - Spark igniter's and solid state batteries
This is the most common form of the DIRECT Piezo electric effect.
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