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Phase transition and dielectric properties of La-doped Pb(Zr, Ti)O-3 antiferroelectric ceramics
(Pergamon-Elsevier B.V. Ltd, 2009-08-01)
Lanthanum modified lead zirconate titanate (PLZT) ceramics with a Zr/Ti (90/10) ratio were investigated for a 7 and 8 at% lanthanum content by dielectric spectroscopy, the Sawyer-Tower polarization technique and x-ray ...
Dielectric tunability in (1-x)[Pb(Mg1/3Nb2/3)O-3]-xPbTiO(3) ceramics for tunable devices application
(Ieee, 2010-01-01)
The dielectric properties of the 0.65[Pb(Mg1/3Nb2/3)O-3]-0.35PbTiO(3) ferroelectric ceramic composition were investigated viewing the capability to be used for tunable microwave applications. The dielectric response has ...
Investigation of the dielectric relaxation processes in PbZr0.65Ti0.35O3-BaFe12O19 multiferroic ceramic composites
(Elsevier B.V., 2014-12-15)
The dielectric relaxation processes have been investigated in multiferroic ceramic composites based on the ferroelectric PbZr0.65Ti0.35O3 (PZT) and ferrimagnetic BaFe12O19 (BaM) systems. The frequency dispersion of the ...
Domain wall contribution to dielectric and piezoelectric responses in 0.65Pb(Mg1/3Nb2/3)-0.35PbTiO(3) ferroelectric ceramics
(Iop Publishing Ltd, 2009-06-07)
In this paper, the contribution of the domain walls motion to the dielectric and piezoelectric responses for the 0.65Pb(Mg1/3Nb2/3)O-3-0.35PbTiO(3) system is investigated. A monotonically increasing temperature dependence ...
Domain wall contribution to dielectric and piezoelectric responses in 0.65Pb(Mg1/3Nb2/3)-0.35PbTiO(3) ferroelectric ceramics
(Iop Publishing Ltd, 2009-06-07)
In this paper, the contribution of the domain walls motion to the dielectric and piezoelectric responses for the 0.65Pb(Mg1/3Nb2/3)O-3-0.35PbTiO(3) system is investigated. A monotonically increasing temperature dependence ...
O comportamento de dielétricos na presença de campos elétricos e a sua descrição em termos da função resposta dielétrica
(Universidade Tecnológica Federal do ParanáPato BrancoPrograma de Pós-Graduação em Engenharia Elétrica, 2012-12-18)
With the improvement of miniaturization of electronic components and devices occurred
in recent years, the use of dielectric materials and the need for accurate
information about the dielectric behavior displayed by these ...
Extension of a classic low frequency dielectric dispersion theory of colloidal suspensions to include different counterion and co-ion valences, a broad frequency range, and the stagnant layer conductivity
(American Chemical Society, 2012-11)
A unified extension of the classic Shilov-Dukhin theory of the low frequency dielectric dispersion of colloidal dispersions is presented. Purely analytical expressions for the AC dielectric and electrokinetic response over ...
Admittance and dielectric spectroscopy of polycrystalline semiconductors
(Elsevier B.V., 2007-01-01)
This text discusses about advantageous, powerful and limitations of admittance and dielectric spectroscopy in the characterization of polycrystalline semiconductors. In the context of polycrystalline semiconductors or ...
Admittance and dielectric spectroscopy of polycrystalline semiconductors
(Elsevier B.V., 2007-01-01)
This text discusses about advantageous, powerful and limitations of admittance and dielectric spectroscopy in the characterization of polycrystalline semiconductors. In the context of polycrystalline semiconductors or ...
Electro-mechanical actuation performance of SEBS/PU blends
(Elsevier Ltd, 2019)
Dielectric elastomers have been regarded as truly artificial muscles for their electro-mechanical (EM) actuation performance. However, they require large driving voltages to present adequate actuation strains. The main ...