Large electrocaloric response and energy storage study in environmentally friendly (1 − x)K0.5Na0.5NbO3–xLaNbO3 nanocrystalline ceramics
Sign Up to like & getrecommendations! Published in 2018 at "Sustainable Energy and Fuels"
DOI: 10.1039/c8se00276b
Abstract: An electrocaloric material with a negative and positive electrocaloric effect (ECE) is identified to be a high potential candidate for solid-state refrigeration technology due to a changing dipolar entropy under a varying electric field. We… read more here.
Keywords: electrocaloric response; energy; energy storage; negative positive ... See more keywords
Large electrocaloric response over a broad temperature range near room temperature in B a x S r 1 − x T i O 3 single crystals
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DOI: 10.1063/1.5123717
Abstract: A nonlinear thermodynamic analysis is adopted to study the electrocaloric effect of B a x S r 1 − x Ti O 3 (BST) solid solutions. The results reveal that the location of maximum adiabatic… read more here.
Keywords: response broad; electrocaloric response; temperature; room temperature ... See more keywords
Enhancement of electrocaloric response through quantum effects
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DOI: 10.1103/physrevb.96.214107
Abstract: A semiclassical approach that incorporates quantum mechanical behavior of heat capacity in direct caloric effect simulations is proposed. Application of this methodology to study electrocaloric effect in prototypical ferroelectrics ${ \rm PbTiO_3 }$, and ${… read more here.
Keywords: electrocaloric response; response; response quantum; enhancement electrocaloric ... See more keywords
Interplay of conventional with inverse electrocaloric response in (Pb,Nb)(Zr,Sn,Ti)O3 antiferroelectric materials
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DOI: 10.1103/physrevb.97.094113
Abstract: The electrocaloric effect in ferroics is considered a powerful solid-state cooling technology. Its potential is enhanced by correlation to the inverse electrocaloric effect and leads into mechanisms of decreasing or increasing dipolar entropy under applied… read more here.
Keywords: electrocaloric effect; inverse electrocaloric; electrocaloric response; electric field ... See more keywords