spontaneous polarization

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• spontaneous polarization — savaiminė poliarizacija statusas T sritis fizika atitikmenys: angl. spontane polarization; spontaneous polarization vok. spontane Polarisation, f rus. самопроизвольная поляризация, f; спонтанная поляризация, f pranc. polarisation spontanée, f …   Fizikos terminų žodynas

• spontane polarization — savaiminė poliarizacija statusas T sritis fizika atitikmenys: angl. spontane polarization; spontaneous polarization vok. spontane Polarisation, f rus. самопроизвольная поляризация, f; спонтанная поляризация, f pranc. polarisation spontanée, f …   Fizikos terminų žodynas

• Ferroelectricity — is a property of certain materials which possess a spontaneous electric polarization that can be reversed by the application of an external electric field.[1][2] The term is used in analogy to ferromagnetism, in which a material exhibits a… …   Wikipedia

• Electro-gyration — The electrogyration effect is the spatial dispersion phenomenon, that consists in the change of optical activity (gyration) of crystals by a constant or time varying electric field. Being a spatial dispersion effect, the induced optical activity… …   Wikipedia

• Pyroelectric crystal — Pyroelectric crystals are crystals that generate electricity when heated. It is similar to piezoelectricity.Crystal symmetryCrystal structures can be divided into 32 classes, or point groups, according to the number of rotational axes and… …   Wikipedia

• Curie temperature — In physics and materials science, the Curie temperature (Tc), or Curie point, is the temperature at which a ferromagnetic or a ferrimagnetic material becomes paramagnetic on heating; the effect is reversible. A magnet will lose its magnetism if… …   Wikipedia

• Pyroelectricity — is the ability of certain materials to generate an electrical potential when they are heated or cooled. As a result of this change in temperature, positive and negative charges move to opposite ends through migration (i.e., the material becomes… …   Wikipedia

• Wide bandgap semiconductors — are semiconductor materials with electronic band gaps larger than one or two electronvolts (eV). The exact threshold of wideness often depends on the application, such as optoelectronic and power devices. Wide bandgap materials are often utilized …   Wikipedia

• Crystal (software) — For other uses, see Crystal (disambiguation). CRYSTAL is a quantum chemistry ab initio program, designed primarily for calculations on crystals (3 dimensions), slabs (2 dimensions) and polymers (1 dimension) using translational symmetry, but it… …   Wikipedia

• capacitor dielectric and piezoelectric ceramics — ▪ ceramics Introduction       advanced industrial materials that, by virtue of their poor electrical conductivity, are useful in the production of electrical storage or generating devices.       Capacitors (capacitor) are devices that store… …   Universalium

• Curie point — The Curie point (Tc), or Curie temperature, is a term in physics and materials science, named after Pierre Curie (1859 1906), and refers to a characteristic property of a ferromagnetic or piezoelectric material. Curie point in ferromagnetic… …   Wikipedia