NEUTRON-DIFFRACTION STUDY OF THE MAGNETIC-ORDERING IN NPBI

被引:12
|
作者
BURLET, P
BOURDAROT, F
ROSSATMIGNOD, J
SANCHEZ, JP
SPIRLET, JC
REBIZANT, J
VOGT, O
机构
[1] CENS,LAB LEON BRILLOUIN,F-91191 GIF SUR YVETTE,FRANCE
[2] SWISS FED INST TECHNOL,FESTKORPERPHYS LAB,CH-8093 ZURICH,SWITZERLAND
[3] EUROPEAN INST TRANSURANIUM ELEMENTS,W-7500 KARLSRUHE,GERMANY
来源
PHYSICA B | 1992年 / 180卷
关键词
D O I
10.1016/0921-4526(92)90683-J
中图分类号
O469 [凝聚态物理学];
学科分类号
070205 ;
摘要
The magnetic ordering of NpBi has been determined by neutron diffraction on a single crystal. NpBi orders antiferromagnetically in the triple-k type-I structure (k = \0 0 1\, m(k) parallel-to k) below T(N) = 192.5 K. The ordered magnetic moment develops at T(N) with a critical exponent beta = 0.31 +/- 0.02 an increases continuously on cooling to reach a value of 2.48-mu(B)/Np at low temperature.
引用
收藏
页码:131 / 132
页数:2
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