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Brigita Rožič

Researcher at Jožef Stefan Institute

Publications -  68
Citations -  2398

Brigita Rožič is an academic researcher from Jožef Stefan Institute. The author has contributed to research in topics: Electrocaloric effect & Ferroelectricity. The author has an hindex of 19, co-authored 60 publications receiving 1910 citations.

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Organic and inorganic relaxor ferroelectrics with giant electrocaloric effect

TL;DR: In this article, the electrocaloric effect (ECE) in inorganic thin film and organic relaxor ferroelectrics is investigated by directly measuring the ECE around room temperature, and the results reveal that giant ECEs can be obtained in the high energy electron irradiated poly(vinylidene fluoride-trifluoroethylene) relaxor copolymer and in the La-doped Pb(ZrTi)O3 relaxor ceramic thin films, which are much larger than that from the normal ferroelectric counterparts.
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Comparison of directly and indirectly measured electrocaloric effect in relaxor ferroelectric polymers

TL;DR: In this paper, the authors reported the directly measured electrocaloric effect (ECE) (the adiabatic temperature change ΔT) of relaxor ferroelectric poly(vinylidene fluoride-trifluorethylene-chlorofluoroethylene).
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Influence of the critical point on the electrocaloric response of relaxor ferroelectrics

TL;DR: In this paper, the electrocaloric effect (ECE) was studied as a function of the magnitude of the electric field step E in the vicinity of the critical point in several bulk relaxor ferroelectric ceramic systems.
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Nanoparticle-induced widening of the temperature range of liquid-crystalline blue phases

TL;DR: Systematic high-resolution calorimetric studies reveal thatblue phase III is effectively stabilized in a wide temperature range by mixing surface-functionalized nanoparticles with chiral liquid crystals, yielding a robust method to stabilize blue phases, especially blue phase III.
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Bulk relaxor ferroelectric ceramics as a working body for an electrocaloric cooling device

TL;DR: In this paper, the PMN-10PT relaxor ceramic exhibits a relatively large electrocaloric change of temperature ΔTEC> 1 K at room temperature, and the experimental testing of the cooling device demonstrates the efficient regeneration and establishment of the temperature span between the hot and cold sides of the regenerator.