Enhanced electrical properties and large electrocaloric effect in lead-free Ba0.8Ca0.2ZrxTi1−xO3 (x = 0 and 0.02) ceramics
Sign Up to like & getrecommendations! Published in 2020 at "Journal of Materials Science: Materials in Electronics"
DOI: 10.1007/s10854-020-04259-w
Abstract: The effects of 2% Zr introduction in Ba0.8Ca0.2TiO3 (BCT) system on its electrical and electrocaloric properties was investigated. BCT and Ba0.8Ca0.2Zr0.02Ti0.98O3 (BCZT) ceramics synthesized by solid-state processing were crystallized in a pure perovskite phase with… read more here.
Keywords: electrocaloric effect; bct; lead free; bczt ... See more keywords
Photoluminescence and optical temperature sensing in Sm3+-doped Ba0.85Ca0.15Ti0.90Zr0.10O3 lead-free ceramics
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DOI: 10.1016/j.ceramint.2018.09.212
Abstract: Abstract A series of orange-red emitting Sm3+ activated Ba0.85Ca0.15Ti0.90Zr0.10O3 (BCZT: xSm3+, x = 0.001–0.007) are synthesized by a conventional solid-state reaction method. The Sm3+ ions composition dependent photoluminescence properties are systematically investigated. Under the excitation of a… read more here.
Keywords: 85ca0 15ti0; sm3; bczt; temperature ... See more keywords
Ultrahigh breakdown strength and energy density of polymer nanocomposite containing surface insulated BCZT@BN nanofibers
Sign Up to like & getrecommendations! Published in 2020 at "Composites Science and Technology"
DOI: 10.1016/j.compscitech.2020.108209
Abstract: Abstract Novel surface insulated 0.5(Ba0.7Ca0.3)TiO3-0.5Ba(Zr0.2Ti0.8)O3 (BCZT) nanofibers adhered with boron nitride nanosheets (BNNSs), named as BCZT@BN, is used as fillers in polyvinylidene fluoride (PVDF)-based nanocomposites. Double layered film which comprises high breakdown strength (Eb) layer… read more here.
Keywords: energy; bczt; bczt nanofibers; surface insulated ... See more keywords
Synthesis and aging behaviour study of lead-free piezoelectric BCZT ceramics
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DOI: 10.1016/j.cplett.2021.138560
Abstract: Abstract This present work involves the synthesis of lead - free (Ba0.85Ca0.15)(Zr0.1Ti0.9)O3– BCZT ceramics through solid-state process and its aging behaviour effect on piezoelectric and dielectric properties. Aging phenomenon occurs in ferroelectric state and associated… read more here.
Keywords: aging behaviour; synthesis aging; bczt ceramics; bczt ... See more keywords
Enhancement of dielectric properties of lead-free BCZT ferroelectric ceramics by grain size engineering
Sign Up to like & getrecommendations! Published in 2019 at "Superlattices and Microstructures"
DOI: 10.1016/j.spmi.2018.03.004
Abstract: Abstract Lead-free Ba0.85Ca0.15Ti0.9Zr0.1O3 (BCZT) ceramics had attracted much attention for the fabrication of microelectronic devices by virtue of their excellent dielectric, ferroelectric and piezoelectric properties. To understand the effects of both mean grain size and… read more here.
Keywords: size; dielectric properties; grain size; bczt ... See more keywords
Ferroelectric switching dynamics in 0.5Ba(Zr0.2Ti0.8)O3-0.5(Ba0.7Ca0.3)TiO3 thin films
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DOI: 10.1063/1.5044623
Abstract: In this work, the ferroelectric characteristics of 0.5Ba(Zr0.2Ti0.8)O3-0.5(Ba0.7Ca0.3)TiO3 (BCZT) thin films grown on 0.7 wt. % Nb-doped (001)-SrTiO3 (Nb:STO) single-crystal have been investigated. High-resolution transmission electron microscopy and electron energy loss spectroscopy revealed a very sharp… read more here.
Keywords: 5ba zr0; bczt; microscopy; field ... See more keywords
Zr‐ and Tb‐doped barium cerate‐based cermet membrane for hydrogen separation application
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DOI: 10.1111/jace.14737
Abstract: Ba0.8Ce0.35Zr0.5Tb0.15O3-δ (BCZT) perovskite has been synthesized by glycine-assisted solution combustion method. The Ni-Ba0.8Ce0.35Zr0.5Tb0.15O3-δ-based cermet membrane is obtained by cosintering NiO and BCZT powder mixture at 1550°C in reducing atmosphere. The X-ray diffraction pattern of sintered… read more here.
Keywords: hydrogen; bczt; cermet membrane; doped barium ... See more keywords