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Effect of Ni doped BaTiO3 on the dielectric properties in the Ba(Ni1/3Nb2/3)xTi1-xO3 solid solution

Identifieur interne : 000518 ( Main/Exploration ); précédent : 000517; suivant : 000519

Effect of Ni doped BaTiO3 on the dielectric properties in the Ba(Ni1/3Nb2/3)xTi1-xO3 solid solution

Auteurs : Faiza. Boujelben [Tunisie] ; F. Bahri [Tunisie] ; C. Boudaya [Tunisie] ; A. Maalej [Tunisie] ; H. Khemakhem [Tunisie] ; A. Simon [France] ; M. Maglione [France]

Source :

RBID : Pascal:09-0472142

Descripteurs français

English descriptors

Abstract

New ferroelectric ceramics of AB03 perovskite type were synthesized in the Ba(Ni1/3Nb2/3)xTi1-xO3 (0 ≤ x ≤ 0.2) system by solid state reaction technique. The effect of the replacement of titanium by nickel and niobium in the B site on structural and dielectric properties was investigated. For this, we have use X-ray diffraction and dielectric characterizations. Samples in cubic phase were generally obtained with a sintering temperature of 1350 °C. Dielectric measurements revealed that the very small change in composition by the substitution of titanium by nickel and niobium in the BaTiO3 has a strong influence on the dielectric proprieties: fast decreasing of Tc or Tm (for BaTiO3 Tc = 340 K, for x=0.06, Tc =270 K and for x= 0.16, Tm = 150 K). The evolution from classic ferroelectric behavior for (0 ≤ x < 0.1) to relaxor behavior for (0.1 ≤ x ≤ 0.2) is emphasized.


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Le document en format XML

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<title xml:lang="en" level="a">Effect of Ni doped BaTiO
<sub>3</sub>
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<sub>1/3</sub>
Nb
<sub>2/3</sub>
)
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Ti
<sub>1-x</sub>
O
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<analytic>
<title xml:lang="en" level="a">Effect of Ni doped BaTiO
<sub>3</sub>
on the dielectric properties in the Ba(Ni
<sub>1/3</sub>
Nb
<sub>2/3</sub>
)
<sub>x</sub>
Ti
<sub>1-x</sub>
O
<sub>3</sub>
solid solution</title>
<author>
<name sortKey="Boujelben, Faiza" sort="Boujelben, Faiza" uniqKey="Boujelben F" first="Faiza." last="Boujelben">Faiza. Boujelben</name>
<affiliation wicri:level="1">
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<s1>Laboratoire des Matériaux Ferroélectriques, Faculté des Sciences de Sfax, Route Soukra Km 3,5, B.P. 1171</s1>
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<s3>TUN</s3>
<sZ>1 aut.</sZ>
<sZ>2 aut.</sZ>
<sZ>3 aut.</sZ>
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<name sortKey="Bahri, F" sort="Bahri, F" uniqKey="Bahri F" first="F." last="Bahri">F. Bahri</name>
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<s1>Laboratoire des Matériaux Ferroélectriques, Faculté des Sciences de Sfax, Route Soukra Km 3,5, B.P. 1171</s1>
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<s3>TUN</s3>
<sZ>1 aut.</sZ>
<sZ>2 aut.</sZ>
<sZ>3 aut.</sZ>
<sZ>4 aut.</sZ>
<sZ>5 aut.</sZ>
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<wicri:noRegion>3018 Sfax</wicri:noRegion>
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</author>
<author>
<name sortKey="Boudaya, C" sort="Boudaya, C" uniqKey="Boudaya C" first="C." last="Boudaya">C. Boudaya</name>
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<s1>Laboratoire des Matériaux Ferroélectriques, Faculté des Sciences de Sfax, Route Soukra Km 3,5, B.P. 1171</s1>
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<s3>TUN</s3>
<sZ>1 aut.</sZ>
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<name sortKey="Maalej, A" sort="Maalej, A" uniqKey="Maalej A" first="A." last="Maalej">A. Maalej</name>
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<s1>Laboratoire des Matériaux Ferroélectriques, Faculté des Sciences de Sfax, Route Soukra Km 3,5, B.P. 1171</s1>
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<s1>Laboratoire des Matériaux Ferroélectriques, Faculté des Sciences de Sfax, Route Soukra Km 3,5, B.P. 1171</s1>
<s2>3018 Sfax</s2>
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<name sortKey="Simon, A" sort="Simon, A" uniqKey="Simon A" first="A." last="Simon">A. Simon</name>
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<inist:fA14 i1="02">
<s1>CNRS, Université Bordeaux, ICMCB, 87, avenue du Docteur A. Schweitzer</s1>
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<country>France</country>
<placeName>
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<region type="old region" nuts="2">Aquitaine</region>
<settlement type="city">Pessac</settlement>
</placeName>
</affiliation>
</author>
<author>
<name sortKey="Maglione, M" sort="Maglione, M" uniqKey="Maglione M" first="M." last="Maglione">M. Maglione</name>
<affiliation wicri:level="3">
<inist:fA14 i1="02">
<s1>CNRS, Université Bordeaux, ICMCB, 87, avenue du Docteur A. Schweitzer</s1>
<s2>33608 Pessac</s2>
<s3>FRA</s3>
<sZ>6 aut.</sZ>
<sZ>7 aut.</sZ>
</inist:fA14>
<country>France</country>
<placeName>
<region type="region" nuts="2">Nouvelle-Aquitaine</region>
<region type="old region" nuts="2">Aquitaine</region>
<settlement type="city">Pessac</settlement>
</placeName>
</affiliation>
</author>
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<series>
<title level="j" type="main">Journal of alloys and compounds</title>
<title level="j" type="abbreviated">J. alloys compd.</title>
<idno type="ISSN">0925-8388</idno>
<imprint>
<date when="2009">2009</date>
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<title level="j" type="main">Journal of alloys and compounds</title>
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</seriesStmt>
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<textClass>
<keywords scheme="KwdEn" xml:lang="en">
<term>Cubic lattices</term>
<term>Dielectric properties</term>
<term>Ferroelectricity</term>
<term>Inorganic compounds</term>
<term>Niobates</term>
<term>Permittivity</term>
<term>Perovskites</term>
<term>Relaxor</term>
<term>Sintering</term>
<term>Solid solutions</term>
<term>Solid state reaction</term>
<term>Titanates</term>
<term>Transition element compounds</term>
<term>XRD</term>
</keywords>
<keywords scheme="Pascal" xml:lang="fr">
<term>Ferroélectricité</term>
<term>Propriété diélectrique</term>
<term>Réaction état solide</term>
<term>Diffraction RX</term>
<term>Frittage</term>
<term>Constante diélectrique</term>
<term>Réseau cubique</term>
<term>Relaxeur</term>
<term>Niobate</term>
<term>Titanate</term>
<term>Solution solide</term>
<term>Perovskites</term>
<term>Composé minéral</term>
<term>Composé de métal de transition</term>
<term>Transition ferroélectrique paraélectrique</term>
</keywords>
<keywords scheme="Wicri" type="topic" xml:lang="fr">
<term>Composé minéral</term>
</keywords>
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<front>
<div type="abstract" xml:lang="en">New ferroelectric ceramics of AB0
<sub>3</sub>
perovskite type were synthesized in the Ba(Ni
<sub>1/3</sub>
Nb
<sub>2/3</sub>
)
<sub>x</sub>
Ti
<sub>1-x</sub>
O
<sub>3</sub>
(0 ≤ x ≤ 0.2) system by solid state reaction technique. The effect of the replacement of titanium by nickel and niobium in the B site on structural and dielectric properties was investigated. For this, we have use X-ray diffraction and dielectric characterizations. Samples in cubic phase were generally obtained with a sintering temperature of 1350
<sub>°</sub>
C. Dielectric measurements revealed that the very small change in composition by the substitution of titanium by nickel and niobium in the BaTiO
<sub>3</sub>
has a strong influence on the dielectric proprieties: fast decreasing of
<sub>T</sub>
c or T
<sub>m</sub>
(for BaTiO
<sub>3</sub>
T
<sub>c</sub>
= 340 K, for x=0.06, Tc
<sub> </sub>
=270 K and for x= 0.16, T
<sub>m</sub>
= 150 K). The evolution from classic ferroelectric behavior for (0 ≤ x < 0.1) to relaxor behavior for (0.1 ≤ x ≤ 0.2) is emphasized.</div>
</front>
</TEI>
<affiliations>
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<li>France</li>
<li>Tunisie</li>
</country>
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<name sortKey="Boujelben, Faiza" sort="Boujelben, Faiza" uniqKey="Boujelben F" first="Faiza." last="Boujelben">Faiza. Boujelben</name>
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<name sortKey="Khemakhem, H" sort="Khemakhem, H" uniqKey="Khemakhem H" first="H." last="Khemakhem">H. Khemakhem</name>
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<name sortKey="Maglione, M" sort="Maglione, M" uniqKey="Maglione M" first="M." last="Maglione">M. Maglione</name>
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