Structure and Na+ ion conductivity inside double phosphates of Na8-2xM2+4+x(P2O7)4 formulation (M=Mn, Co and Ni)
Identifieur interne : 000E90 ( Main/Exploration ); précédent : 000E89; suivant : 000E91Structure and Na+ ion conductivity inside double phosphates of Na8-2xM2+4+x(P2O7)4 formulation (M=Mn, Co and Ni)
Auteurs : N. Dridi [Maroc] ; A. Boukhari [Maroc] ; J. M. Reau [France] ; E. M. Holt [États-Unis]Source :
- Solid state ionics [ 0167-2738 ] ; 1998.
Descripteurs français
- Pascal (Inist)
- Conductivité ionique, Mobilité ion, Effet tunnel, Impédance électrique, Structure cristalline, Site cristallographique, Dépendance fréquence, Densité porteur charge, Conductivité saut, Sodium phosphate, Manganèse phosphate, Cobalt phosphate, Nickel phosphate, Composé quaternaire, Composition chimique, Etude expérimentale, Ca Na O P, Na8-2xNi4+x(P2O7)4, Na Ni O P, 6630H, Impédance complexe, Na8-2xMn4+x(P2O7)4, Mn Na O P, Na8-2xCo4+x(P2O7)4.
English descriptors
- KwdEn :
- Carrier density, Chemical composition, Cobalt phosphates, Crystal structure, Crystallographic site, Electric impedance, Experimental study, Frequency dependence, Hopping conductivity, Ion mobility, Ionic conductivity, Manganese phosphates, Nickel phosphates, Quaternary compounds, Sodium phosphates, Tunnel effect.
Abstract
Investigation of electrical properties inside double phosphates Na8-2xM2+4+x(P2O7)4 containing simultaneously the Na+ ion and a divalent cation (M2+=Mn2+, Co2+, Ni2+) is undertaken by impedance spectroscopy. Ionic conductivity in these materials is due to Na+ ion mobility in tunnels along the c-axis centred on the (0,0,0) position. The best performance are obtained for the Co-phase. Correlations between structure and electrical properties are established.
Affiliations:
Links toward previous steps (curation, corpus...)
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Le document en format XML
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ion conductivity inside double phosphates of Na<sub>8-2x</sub>
M<sup>2+</sup>
<sub>4+x</sub>
(P<sub>2</sub>
O<sub>7</sub>
)<sub>4</sub>
formulation (M=Mn, Co and Ni)</title>
<author><name sortKey="Dridi, N" sort="Dridi, N" uniqKey="Dridi N" first="N." last="Dridi">N. Dridi</name>
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<sourceDesc><biblStruct><analytic><title xml:lang="en" level="a">Structure and Na<sup>+</sup>
ion conductivity inside double phosphates of Na<sub>8-2x</sub>
M<sup>2+</sup>
<sub>4+x</sub>
(P<sub>2</sub>
O<sub>7</sub>
)<sub>4</sub>
formulation (M=Mn, Co and Ni)</title>
<author><name sortKey="Dridi, N" sort="Dridi, N" uniqKey="Dridi N" first="N." last="Dridi">N. Dridi</name>
<affiliation wicri:level="3"><inist:fA14 i1="01"><s1>Laboratoire de Chimie du Solide Appliqué, Université Mohammed V, Av. Ibn Batouta, B.P. 1014</s1>
<s2>Rabat</s2>
<s3>MAR</s3>
<sZ>1 aut.</sZ>
<sZ>2 aut.</sZ>
</inist:fA14>
<country>Maroc</country>
<placeName><settlement type="city">Rabat</settlement>
<region nuts="2">Rabat-Salé-Kénitra</region>
</placeName>
</affiliation>
</author>
<author><name sortKey="Boukhari, A" sort="Boukhari, A" uniqKey="Boukhari A" first="A." last="Boukhari">A. Boukhari</name>
<affiliation wicri:level="3"><inist:fA14 i1="01"><s1>Laboratoire de Chimie du Solide Appliqué, Université Mohammed V, Av. Ibn Batouta, B.P. 1014</s1>
<s2>Rabat</s2>
<s3>MAR</s3>
<sZ>1 aut.</sZ>
<sZ>2 aut.</sZ>
</inist:fA14>
<country>Maroc</country>
<placeName><settlement type="city">Rabat</settlement>
<region nuts="2">Rabat-Salé-Kénitra</region>
</placeName>
</affiliation>
</author>
<author><name sortKey="Reau, J M" sort="Reau, J M" uniqKey="Reau J" first="J. M." last="Reau">J. M. Reau</name>
<affiliation wicri:level="3"><inist:fA14 i1="02"><s1>Institut de Chimie de la Matière Condensée de Bordeaux, 162 Av. Dr. A. Schweitzer</s1>
<s2>33608 Pessac</s2>
<s3>FRA</s3>
<sZ>3 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>
<author><name sortKey="Holt, E M" sort="Holt, E M" uniqKey="Holt E" first="E. M." last="Holt">E. M. Holt</name>
<affiliation wicri:level="2"><inist:fA14 i1="03"><s1>Department of Chemistry, Oklahoma State University</s1>
<s2>Stillwater, OH 74078</s2>
<s3>USA</s3>
<sZ>4 aut.</sZ>
</inist:fA14>
<country>États-Unis</country>
<placeName><region type="state">Ohio</region>
</placeName>
</affiliation>
</author>
</analytic>
<series><title level="j" type="main">Solid state ionics</title>
<title level="j" type="abbreviated">Solid state ion.</title>
<idno type="ISSN">0167-2738</idno>
<imprint><date when="1998">1998</date>
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<title level="j" type="abbreviated">Solid state ion.</title>
<idno type="ISSN">0167-2738</idno>
</seriesStmt>
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<profileDesc><textClass><keywords scheme="KwdEn" xml:lang="en"><term>Carrier density</term>
<term>Chemical composition</term>
<term>Cobalt phosphates</term>
<term>Crystal structure</term>
<term>Crystallographic site</term>
<term>Electric impedance</term>
<term>Experimental study</term>
<term>Frequency dependence</term>
<term>Hopping conductivity</term>
<term>Ion mobility</term>
<term>Ionic conductivity</term>
<term>Manganese phosphates</term>
<term>Nickel phosphates</term>
<term>Quaternary compounds</term>
<term>Sodium phosphates</term>
<term>Tunnel effect</term>
</keywords>
<keywords scheme="Pascal" xml:lang="fr"><term>Conductivité ionique</term>
<term>Mobilité ion</term>
<term>Effet tunnel</term>
<term>Impédance électrique</term>
<term>Structure cristalline</term>
<term>Site cristallographique</term>
<term>Dépendance fréquence</term>
<term>Densité porteur charge</term>
<term>Conductivité saut</term>
<term>Sodium phosphate</term>
<term>Manganèse phosphate</term>
<term>Cobalt phosphate</term>
<term>Nickel phosphate</term>
<term>Composé quaternaire</term>
<term>Composition chimique</term>
<term>Etude expérimentale</term>
<term>Ca Na O P</term>
<term>Na8-2xNi4+x(P2O7)4</term>
<term>Na Ni O P</term>
<term>6630H</term>
<term>Impédance complexe</term>
<term>Na8-2xMn4+x(P2O7)4</term>
<term>Mn Na O P</term>
<term>Na8-2xCo4+x(P2O7)4</term>
</keywords>
</textClass>
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<front><div type="abstract" xml:lang="en">Investigation of electrical properties inside double phosphates Na<sub>8-2x</sub>
M<sup>2+</sup>
<sub>4+x</sub>
(P<sub>2</sub>
O<sub>7</sub>
)<sub>4</sub>
containing simultaneously the Na<sup>+</sup>
ion and a divalent cation (M<sup>2+</sup>
=Mn<sup>2+</sup>
, Co<sup>2+</sup>
, Ni<sup>2+</sup>
) is undertaken by impedance spectroscopy. Ionic conductivity in these materials is due to Na<sup>+</sup>
ion mobility in tunnels along the c-axis centred on the (0,0,0) position. The best performance are obtained for the Co-phase. Correlations between structure and electrical properties are established.</div>
</front>
</TEI>
<affiliations><list><country><li>France</li>
<li>Maroc</li>
<li>États-Unis</li>
</country>
<region><li>Aquitaine</li>
<li>Nouvelle-Aquitaine</li>
<li>Ohio</li>
<li>Rabat-Salé-Kénitra</li>
</region>
<settlement><li>Pessac</li>
<li>Rabat</li>
</settlement>
</list>
<tree><country name="Maroc"><region name="Rabat-Salé-Kénitra"><name sortKey="Dridi, N" sort="Dridi, N" uniqKey="Dridi N" first="N." last="Dridi">N. Dridi</name>
</region>
<name sortKey="Boukhari, A" sort="Boukhari, A" uniqKey="Boukhari A" first="A." last="Boukhari">A. Boukhari</name>
</country>
<country name="France"><region name="Nouvelle-Aquitaine"><name sortKey="Reau, J M" sort="Reau, J M" uniqKey="Reau J" first="J. M." last="Reau">J. M. Reau</name>
</region>
</country>
<country name="États-Unis"><region name="Ohio"><name sortKey="Holt, E M" sort="Holt, E M" uniqKey="Holt E" first="E. M." last="Holt">E. M. Holt</name>
</region>
</country>
</tree>
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</record>
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