Asymptotic investigation of the non-stationary equation by Landau-Halatnikov for the definition of electrocaloric effect in a heat-insulated ferroelectric

UDC 621.317.3

Asymptotic investigation of the non-stationary equation by Landau-Halatnikov for the definition of electrocaloric effect in a heat-insulated ferroelectric

Zaitsev A.V., Starkov A.S., Pakhomov O.V.


Abstract
In the article there is considered measurement of the solid electrocaloric cooler temperature under the influence of the alternating electric field. The modified theory of change of fase by Landau–Ginzburg is used as a model. The given approach allows to consider mutual influence of the temperature changes and the polarization in the chilling proces.

Keywords: electric field, a ferroelectric material, temperature, polarization.


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