Low-frequency impedance and heat capacity of LuFe 4 Al 8

Temperature dependences of low-frequency impedance (0– 10 7   Hz ) and heat capacity of LuFe 4 Al 8 are studied at low temperature in the intervals 4.5–300 K and 1.5–120 K, respectively. The observed singularities suggest that antiferromagnetic phase ordering occurs at T N =100.5  K . A sharp increa...

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Veröffentlicht in:Low temperature physics (Woodbury, N.Y.) N.Y.), 1999-01, Vol.25 (1), p.10-17
Hauptverfasser: Gurevich, A. M., Dmitriev, V. M., Eropkin, V. N., Ishchenko, L. A., Prentslau, N. N., Shlyk, L. V.
Format: Artikel
Sprache:eng
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Zusammenfassung:Temperature dependences of low-frequency impedance (0– 10 7   Hz ) and heat capacity of LuFe 4 Al 8 are studied at low temperature in the intervals 4.5–300 K and 1.5–120 K, respectively. The observed singularities suggest that antiferromagnetic phase ordering occurs at T N =100.5  K . A sharp increase in the resistance is observed at a certain temperature T 1
ISSN:1063-777X
1090-6517
DOI:10.1063/1.593699