RESISTIVITY AND SPECIFIC-HEAT IN AN INDUCED MOMENT FERROMAGNET NEAR THRESHOLD - PR3TL

被引:5
作者
BOSSARD, P [1 ]
BAKANOWSKI, S [1 ]
CROW, JE [1 ]
MIHALISIN, T [1 ]
BUYERS, WJL [1 ]
机构
[1] ATOM ENERGY CANADA LTD,CHALK RIVER K0J 1J0,ONTARIO,CANADA
关键词
D O I
10.1063/1.327155
中图分类号
O59 [应用物理学];
学科分类号
摘要
The temperature dependence of the specific heat and electrical resistivity has been measured for Pr3Tl. Pr3Tl is an induced moment ferromagnet for which Γ/Δ is just above the threshold value for magnetic ordering where Γ is the inter-ionic exchange and Δ is the crystalline electric field splitting of the Pr3+ ions angular momentum multiplet. Above Tc, the resistivity is substantially larger than would be expected using a single ion model. This additional contribution is attributable to the scattering from the low lying collective magnetic excitations. The temperature dependence of the resistivity and specific heat is discussed.
引用
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页码:1892 / 1894
页数:3
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