CRITICAL BEHAVIOR OF THE ELECTRICAL-RESISTIVITY AT THE SPIN REORIENTATION TRANSITION OF PURE GADOLINIUM

被引:8
作者
SOUSA, JB [1 ]
AMADO, MM [1 ]
PINTO, RP [1 ]
MOREIRA, JM [1 ]
BRAGA, ME [1 ]
AUSLOOS, M [1 ]
CLIPPE, P [1 ]
机构
[1] UNIV LIEGE,INT CTR THEORET SOLID STATE PHYS,INST PHYS,B-4000 LIEGE,BELGIUM
来源
JOURNAL OF PHYSICS F-METAL PHYSICS | 1979年 / 9卷 / 04期
关键词
D O I
10.1088/0305-4608/9/4/004
中图分类号
O59 [应用物理学];
学科分类号
摘要
The behaviour of the temperature derivative of the electrical resistivity rho near a spin reorientation transition is discussed along a Landau-like theory. The strong diminution of the role of critical fluctuations leads to a sharp break in d rho /dT. Evidence is shown by new results on d rho /dT in polycrystalline gadolinium with very high purity ( Gamma approximately=85).
引用
收藏
页码:L77 / L81
页数:5
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