pyroelectricity


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Related to pyroelectricity: piezoelectricity, ferroelectricity

py·ro·e·lec·tric·i·ty

 (pī′rō-ĭ-lĕk-trĭs′ĭ-tē, -ē′lĕk-)
n.
Generation of electric charge on a crystal by change of temperature.

pyroelectricity

(ˌpaɪrəʊɪlɛkˈtrɪsɪtɪ; -ˌiːlɛk-)
n
(General Physics) the development of opposite charges at the ends of the axis of certain hemihedral crystals, such as tourmaline, as a result of a change in temperature

py•ro•e•lec•tric•i•ty

(ˌpaɪ roʊ ɪ lɛkˈtrɪs ɪ ti, -ˌi lɛk-)

n.
electrification or electrical polarity produced in certain crystals by temperature changes.
[1825–35]
py`ro•e•lec′tric, adj.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.pyroelectricity - generation of an electric charge on certain crystals (such as tourmaline) as a result of a change in temperature
electrical phenomenon - a physical phenomenon involving electricity
References in periodicals archive ?
When negatively charged photons from the sun reach the tourmaline they are absorbed, working like an electric circuit to create pyroelectricity.
Gasulla, and V Ferrari, (2010) "Thermal energy harvesting through pyroelectricity," Sensors and Actuators A: Physical, 2010; 158(1).
When considering the detection of infrared radiation (IR) with pure and doped Polyvinylidene difluoride (PVDF film), using the mechanism of pyroelectricity, considerable research has been conducted.
It exhibits unique properties, such as pyroelectricity and piezoelectricity.
The technology is based on the concept of pyroelectricity, in which certain materials can generate a temporary voltage when they are heated or cooled.
Topics include: dielectricity, piezoelectricity, pyroelectricity, and ferroelectricity; a structural approach to thermodynamic study; ferroelectric-paraelectric phase transition thermodynamic modeling; formalism; electric characterization, piezoelectric resonators and filters; high overtone bulk acoustic resonators; electrostrictive resonators, and thin film piezoelectric transducers.