Electrical resistivity studies on R2Co7B3 (R = Tb, Er, Tm) compounds
Identifieur interne : 001378 ( Pascal/Curation ); précédent : 001377; suivant : 001379Electrical resistivity studies on R2Co7B3 (R = Tb, Er, Tm) compounds
Auteurs : A. Kowalczyk [Pologne] ; V. Ivanov [Russie]Source :
- Physica status solidi. B. Basic research [ 0370-1972 ] ; 1997.
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Abstract
The temperature dependence of the electrical resistivity q of R2Co7B3 (R = Tb, Er and Tm) inter-metallic compounds has been determined by a four-probe measuring technique in the temperature range 4.2 to 300 K. These compounds crystallize in a hexagonal Ce2Co7B3-type structure and have the space group P6/mmm. The resistivity at low temperatures shows a T2 dependence, implying the electron-spin wave scattering is dominant in this temperature range.
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Co<sub>7</sub>
B<sub>3</sub>
(R = Tb, Er, Tm) compounds</title>
<author><name sortKey="Kowalczyk, A" sort="Kowalczyk, A" uniqKey="Kowalczyk A" first="A." last="Kowalczyk">A. Kowalczyk</name>
<affiliation wicri:level="1"><inist:fA14 i1="01"><s1>Institute of Molecular Physics, Polish Academy of Sciences, Smoluchowskiego 17</s1>
<s2>60-179 Poznan</s2>
<s3>POL</s3>
<sZ>1 aut.</sZ>
</inist:fA14>
<country>Pologne</country>
</affiliation>
</author>
<author><name sortKey="Ivanov, V" sort="Ivanov, V" uniqKey="Ivanov V" first="V." last="Ivanov">V. Ivanov</name>
<affiliation wicri:level="1"><inist:fA14 i1="02"><s1>General Physics Institute, Russian Academy of Sciences, Vavilov 38</s1>
<s2>117942 Moscow</s2>
<s3>RUS</s3>
<sZ>2 aut.</sZ>
</inist:fA14>
<country>Russie</country>
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<sourceDesc><biblStruct><analytic><title xml:lang="en" level="a">Electrical resistivity studies on R<sub>2</sub>
Co<sub>7</sub>
B<sub>3</sub>
(R = Tb, Er, Tm) compounds</title>
<author><name sortKey="Kowalczyk, A" sort="Kowalczyk, A" uniqKey="Kowalczyk A" first="A." last="Kowalczyk">A. Kowalczyk</name>
<affiliation wicri:level="1"><inist:fA14 i1="01"><s1>Institute of Molecular Physics, Polish Academy of Sciences, Smoluchowskiego 17</s1>
<s2>60-179 Poznan</s2>
<s3>POL</s3>
<sZ>1 aut.</sZ>
</inist:fA14>
<country>Pologne</country>
</affiliation>
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<author><name sortKey="Ivanov, V" sort="Ivanov, V" uniqKey="Ivanov V" first="V." last="Ivanov">V. Ivanov</name>
<affiliation wicri:level="1"><inist:fA14 i1="02"><s1>General Physics Institute, Russian Academy of Sciences, Vavilov 38</s1>
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<series><title level="j" type="main">Physica status solidi. B. Basic research</title>
<title level="j" type="abbreviated">Phys. status solidi, B, Basic res.</title>
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<imprint><date when="1997">1997</date>
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<idno type="ISSN">0370-1972</idno>
</seriesStmt>
</fileDesc>
<profileDesc><textClass><keywords scheme="KwdEn" xml:lang="en"><term>Boron alloys</term>
<term>Cobalt alloys</term>
<term>Electric conductivity</term>
<term>Erbium alloys</term>
<term>Experimental study</term>
<term>Intermetallic compounds</term>
<term>Temperature dependence</term>
<term>Terbium alloys</term>
<term>Thulium alloys</term>
</keywords>
<keywords scheme="Pascal" xml:lang="fr"><term>Etude expérimentale</term>
<term>Conductivité électrique</term>
<term>Dépendance température</term>
<term>Terbium alliage</term>
<term>Erbium alliage</term>
<term>Thulium alliage</term>
<term>Cobalt alliage</term>
<term>Bore alliage</term>
<term>Composé intermétallique</term>
<term>B Co Er</term>
<term>B Co Tm</term>
<term>7215E</term>
<term>Alliage BCoTb</term>
<term>Alliage BCoEr</term>
<term>Alliage BCoTm</term>
<term>B Co Tb</term>
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<front><div type="abstract" xml:lang="en">The temperature dependence of the electrical resistivity q of R<sub>2</sub>
Co<sub>7</sub>
B<sub>3</sub>
(R = Tb, Er and Tm) inter-metallic compounds has been determined by a four-probe measuring technique in the temperature range 4.2 to 300 K. These compounds crystallize in a hexagonal Ce<sub>2</sub>
Co<sub>7</sub>
B<sub>3</sub>
-type structure and have the space group P6/mmm. The resistivity at low temperatures shows a T<sup>2</sup>
dependence, implying the electron-spin wave scattering is dominant in this temperature range.</div>
</front>
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<fA08 i1="01" i2="1" l="ENG"><s1>Electrical resistivity studies on R<sub>2</sub>
Co<sub>7</sub>
B<sub>3</sub>
(R = Tb, Er, Tm) compounds</s1>
</fA08>
<fA11 i1="01" i2="1"><s1>KOWALCZYK (A.)</s1>
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<fA11 i1="02" i2="1"><s1>IVANOV (V.)</s1>
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<fA14 i1="01"><s1>Institute of Molecular Physics, Polish Academy of Sciences, Smoluchowskiego 17</s1>
<s2>60-179 Poznan</s2>
<s3>POL</s3>
<sZ>1 aut.</sZ>
</fA14>
<fA14 i1="02"><s1>General Physics Institute, Russian Academy of Sciences, Vavilov 38</s1>
<s2>117942 Moscow</s2>
<s3>RUS</s3>
<sZ>2 aut.</sZ>
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<fA20><s1>443-447</s1>
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<fA21><s1>1997</s1>
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<fA43 i1="01"><s1>INIST</s1>
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<s1>© 1997 INIST-CNRS. All rights reserved.</s1>
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</fA64>
<fA66 i1="01"><s0>DEU</s0>
</fA66>
<fC01 i1="01" l="ENG"><s0>The temperature dependence of the electrical resistivity q of R<sub>2</sub>
Co<sub>7</sub>
B<sub>3</sub>
(R = Tb, Er and Tm) inter-metallic compounds has been determined by a four-probe measuring technique in the temperature range 4.2 to 300 K. These compounds crystallize in a hexagonal Ce<sub>2</sub>
Co<sub>7</sub>
B<sub>3</sub>
-type structure and have the space group P6/mmm. The resistivity at low temperatures shows a T<sup>2</sup>
dependence, implying the electron-spin wave scattering is dominant in this temperature range.</s0>
</fC01>
<fC02 i1="01" i2="3"><s0>001B70B15E</s0>
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<fC02 i1="02" i2="X"><s0>240</s0>
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<s5>01</s5>
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<s5>01</s5>
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<fC03 i1="02" i2="3" l="FRE"><s0>Conductivité électrique</s0>
<s5>02</s5>
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<fC03 i1="02" i2="3" l="ENG"><s0>Electric conductivity</s0>
<s5>02</s5>
</fC03>
<fC03 i1="03" i2="3" l="FRE"><s0>Dépendance température</s0>
<s5>03</s5>
</fC03>
<fC03 i1="03" i2="3" l="ENG"><s0>Temperature dependence</s0>
<s5>03</s5>
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<s5>04</s5>
</fC03>
<fC03 i1="04" i2="3" l="ENG"><s0>Terbium alloys</s0>
<s5>04</s5>
</fC03>
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<s5>05</s5>
</fC03>
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<s5>05</s5>
</fC03>
<fC03 i1="06" i2="3" l="FRE"><s0>Thulium alliage</s0>
<s5>06</s5>
</fC03>
<fC03 i1="06" i2="3" l="ENG"><s0>Thulium alloys</s0>
<s5>06</s5>
</fC03>
<fC03 i1="07" i2="3" l="FRE"><s0>Cobalt alliage</s0>
<s5>07</s5>
</fC03>
<fC03 i1="07" i2="3" l="ENG"><s0>Cobalt alloys</s0>
<s5>07</s5>
</fC03>
<fC03 i1="08" i2="3" l="FRE"><s0>Bore alliage</s0>
<s5>08</s5>
</fC03>
<fC03 i1="08" i2="3" l="ENG"><s0>Boron alloys</s0>
<s5>08</s5>
</fC03>
<fC03 i1="09" i2="3" l="FRE"><s0>Composé intermétallique</s0>
<s5>09</s5>
</fC03>
<fC03 i1="09" i2="3" l="ENG"><s0>Intermetallic compounds</s0>
<s5>09</s5>
</fC03>
<fC03 i1="10" i2="3" l="FRE"><s0>B Co Er</s0>
<s4>INC</s4>
<s5>52</s5>
</fC03>
<fC03 i1="11" i2="3" l="FRE"><s0>B Co Tm</s0>
<s4>INC</s4>
<s5>53</s5>
</fC03>
<fC03 i1="12" i2="3" l="FRE"><s0>7215E</s0>
<s2>PAC</s2>
<s4>INC</s4>
<s5>56</s5>
</fC03>
<fC03 i1="13" i2="3" l="FRE"><s0>Alliage BCoTb</s0>
<s2>NK</s2>
<s4>INC</s4>
<s5>92</s5>
</fC03>
<fC03 i1="14" i2="3" l="FRE"><s0>Alliage BCoEr</s0>
<s2>NK</s2>
<s4>INC</s4>
<s5>93</s5>
</fC03>
<fC03 i1="15" i2="3" l="FRE"><s0>Alliage BCoTm</s0>
<s2>NK</s2>
<s4>INC</s4>
<s5>94</s5>
</fC03>
<fC03 i1="16" i2="3" l="FRE"><s0>B Co Tb</s0>
<s4>INC</s4>
<s5>95</s5>
</fC03>
<fN21><s1>209</s1>
</fN21>
</pA>
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</record>
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