Listen to gareginspart - Piezoelectric Ceramics: How They Work and Why They Matter

Piezoelectric ceramics are a class of ferroelectric materials that exhibit the piezoelectric effect. The piezoelectric effect is the phenomenon of generating electric charge when a material is subjected to mechanical stress, or producing mechanical deformation when an electric field is applied.

For additional information go to, https://piezodirect.com/applications-of-piezoelectric-ceramics/