MOSSBAUER STUDY OF (NH4)2FECL5.H2O

被引:2
|
作者
BROWN, SR
HALL, I
机构
[1] Department of Physics, Oliver Lodge Laboratory, University of Liverpool, Liverpool, L69 3BX
关键词
D O I
10.1016/0304-8853(92)90423-L
中图分类号
T [工业技术];
学科分类号
08 ;
摘要
We report Mossbauer measurements on powder and single-crystal samples of the antiferromagnet (NH4)2FeCl5.H2O over the temperature range 1.4-300 K. Contrary to recent work we find no evidence for a structural phase change just above the ordering temperature (T(N) almost-equal-to 7.3 K). Our data below T(N) contradict a previously proposed canted spin structure; they also suggest the existence of more than one magnetic hyperfine field and magnetization curve.
引用
收藏
页码:921 / 922
页数:2
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