壓電piezoelectricity)係指某啲固體物料-包括咗晶體、某啲類型嘅陶瓷同埋某啲類型嘅蛋白質-俾應力(stress)撳到嗰陣會積累嘅電荷[1],呢種現象就叫壓電效應piezoelectric effect)。

  1. Holler, F. James; Skoog, Douglas A. & Crouch, Stanley R. (2007). Principles of Instrumental Analysis (6th ed.). Cengage Learning. p. 9.