HIGH-FIELD MAGNETOSTRICTION IN THE PSEUDO-METAMAGNETIC HEAVY-FERMION SYSTEM CERU2SI2

被引:47
作者
PUECH, L [1 ]
MIGNOT, JM [1 ]
LEJAY, P [1 ]
HAEN, P [1 ]
FLOUQUET, J [1 ]
VOIRON, J [1 ]
机构
[1] UNIV SCI TECHNOL & MED GRENOBLE,CNRS,LAB LOUIS NEEL,GRENOBLE,FRANCE
关键词
MAGNETISM - Metamagnetism - MAGNETIZATION - Pressure Effects - MAGNETOSTRICTION - Research - THERMODYNAMICS;
D O I
10.1007/BF00682781
中图分类号
O59 [应用物理学];
学科分类号
摘要
Low-Temperature magnetostriction experiments have been performed on CeRu//2Si//2 single crystals in magnetic fields up to 15T. When H is applied parallel to the tetragonal c-axis, a very large expansion is observed in all lattice directions. A pronounced anomaly occurs at a field close to the 'metamagnetic' threshold. The results are discussed with use of thermodynamic relations and support a very simple scaling behavior for the pressure dependence of the magnetization.
引用
收藏
页码:237 / 251
页数:15
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