High‐Performance Ferroelectric–Dielectric Multilayered Thin Films for Energy Storage Capacitors
Sign Up to like & getrecommendations! Published in 2018 at "Advanced Functional Materials"
DOI: 10.1002/adfm.201807196
Abstract: This work was supported by: i) the Portuguese Foundation for Science and Technology (FCT) in the framework of the Strategic Funding Contract UID/FIS/04650/2013 and ii) the Project Norte-070124FEDER-000070 Nanomateriais Multifuncionais. Part of this work was… read more here.
Keywords: thin films; ferroelectric dielectric; performance ferroelectric; dielectric multilayered ... See more keywords
Crystal structure correlation of ferroelectric and dielectric properties of Nb doped PZT95/5
Sign Up to like & getrecommendations! Published in 2019 at "Journal of Materials Science: Materials in Electronics"
DOI: 10.1007/s10854-019-00798-z
Abstract: Pb(Zr0.95Ti0.05)1−xNbxO3 (x = 0.0, 0.02 and 0.025) polycrystalline ferroelectric (FE) ceramics were synthesized using conventional solid state method. The Rietveld refined X-ray diffraction pattern show all the compositions crystallize in the rhombohedral phase with R3c space group.… read more here.
Keywords: crystal structure; dielectric properties; structure correlation; ferroelectric dielectric ... See more keywords
Orientation and electrode configuration dependence on ferroelectric, dielectric properties of BaTiO3 thin films
Sign Up to like & getrecommendations! Published in 2019 at "Ceramics International"
DOI: 10.1016/j.ceramint.2019.07.309
Abstract: Abstract BaTiO3 (BTO) thin films with an SrRuO3 buffer layer have been deposited on a range of lattice mismatched substrates, including single crystalline (111)-oriented LaAlO3 and (100)-, (110)-, and (111)- oriented SrTiO3 substrates by pulse… read more here.
Keywords: 111 oriented; electrode configuration; thin films; orientation ... See more keywords
Effect of percolation characteristics and ion diffusion on dielectric properties of ferroelectric-dielectric composite ceramics
Sign Up to like & getrecommendations! Published in 2020 at "Ceramics International"
DOI: 10.1016/j.ceramint.2019.09.055
Abstract: Abstract The ferroelectric-dielectric composite ceramics of (1-x)Ba0.4Sr0.6TiO3-xZnGa2O4 (x = 10, 30, 50 and 70 wt%) were prepared via a solid-state sintering process. The relationships between phase structure, connectivity structure and dielectric properties were investigated. The tunability of the… read more here.
Keywords: dielectric; tunability; dielectric properties; dielectric composite ... See more keywords
Simultaneous enhancement of tunability and reduction of permittivity in P(VDF-TrFE)-MgO ferroelectric-dielectric composite films
Sign Up to like & getrecommendations! Published in 2021 at "Journal of Alloys and Compounds"
DOI: 10.1016/j.jallcom.2021.158766
Abstract: Abstract Ferroelectric-dielectric composite has the potential to combine low dielectric constant of the dielectrics with the high tunability of ferroelectrics. However, one significant drawback of the composites is that the decreased dielectric constant is at… read more here.
Keywords: mgo; composite films; dielectric composite; dielectric constant ... See more keywords
Significantly enhanced ferroelectric and dielectric properties in BaTiO3/LaNiO3 superlattices
Sign Up to like & getrecommendations! Published in 2020 at "Scripta Materialia"
DOI: 10.1016/j.scriptamat.2020.01.010
Abstract: Abstract BaTiO3/LaNiO3 (BTO/LNO) ferroelectric superlattices with different stacking periods have been prepared by pulsed laser deposition (PLD). Compared to the pure BTO films, the BTO/LNO superlattices have significantly enhanced ferroelectric and dielectric properties. This is… read more here.
Keywords: enhanced ferroelectric; batio3 lanio3; dielectric properties; ferroelectric dielectric ... See more keywords
Interactive human–machine learning framework for modelling of ferroelectric–dielectric composites
Sign Up to like & getrecommendations! Published in 2020 at "Journal of Materials Chemistry C"
DOI: 10.1039/c9tc06073a
Abstract: Data driven materials discovery and optimization require databases that are error free and experimentally verified. Performing material measurements is time-consuming and often restricted by the fact that material sample preparations are non-trivial, labour-intensive and expensive.… read more here.
Keywords: ferroelectric dielectric; model; human machine; learning framework ... See more keywords
Stabilization and manipulation of in-plane polarization in a ferroelectric|dielectric superlattice
Sign Up to like & getrecommendations! Published in 2021 at "Journal of Applied Physics"
DOI: 10.1063/5.0035867
Abstract: We investigate in-plane ferroelectricity in an epitaxial ferroelectric |dielectric PbTiO 3 | SrTiO 3 (PTO |STO) superlattice under tensile strain. Using a combination of x-ray diffraction and piezoresponse force microscopy, we identify a strain-induced periodic… read more here.
Keywords: stabilization manipulation; superlattice; polarization; ferroelectric dielectric ... See more keywords
Thermal Fluctuations of Ferroelectric Nanodomains in a Ferroelectric-Dielectric PbTiO_{3}/SrTiO_{3} Superlattice.
Sign Up to like & getrecommendations! Published in 2017 at "Physical review letters"
DOI: 10.1103/physrevlett.118.097601
Abstract: Ferroelectric-dielectric superlattices consisting of alternating layers of ferroelectric PbTiO_{3} and dielectric SrTiO_{3} exhibit a disordered striped nanodomain pattern, with characteristic length scales of 6 nm for the domain periodicity and 30 nm for the in-plane coherence of… read more here.
Keywords: pbtio; ferroelectric dielectric; srtio; fluctuations ferroelectric ... See more keywords