sentence: Pyroelectricity is also a necessary consequence of ferroelectricity.
sentences_before: In turn, pyroelectricity is seen most strongly in materials which also display the ferroelectric effect, in which a stable electric dipole can be oriented or reversed by applying an electrostatic field.
concept_name: pyroelectricity
headings: Ceramic Properties of ceramics Electrical properties Ferroelectricity and its relatives