Mossbauer spectroscopic study of half-Heusler compounds

被引:4
作者
Ksenofontov, V. [1 ]
Kroth, K.
Reiman, S.
Casper, F.
Jung, V.
Takahashi, M.
Takeda, M.
Felser, C.
机构
[1] Univ Mainz, Inst Anorgan Chem & Analyt Chem, D-55099 Mainz, Germany
[2] Toho Univ, Fac Sci, Dept Chem, Chiba 2748510, Japan
来源
HYPERFINE INTERACTIONS | 2006年 / 168卷 / 1-3期
关键词
half-Heusler compounds; half-metallic ferromagnets; granular ferromagnets;
D O I
10.1007/s10751-006-9424-0
中图分类号
O64 [物理化学(理论化学)、化学物理学]; O56 [分子物理学、原子物理学];
学科分类号
070203 ; 070304 ; 081704 ; 1406 ;
摘要
The family of half-Heusler compounds offers a variety of half-metallic ferromagnetic materials. We have applied the Mossbauer spectroscopy to study the atomic order, local surroundings and hyperfine fields to several half-Heusler compounds. Sb-121 Mossbauer study of the compound CoMnSb revealed the presence of two nonequivalent antimony positions in the elementary cell and enabled to identify the structure. Sn-119m, Gd-155 and Au-197 Mossbauer spectroscopic studies were used to characterize the properties of ferromagnetic granular material based on the half-Heusler ferromagnet MnAuSn in the antiferromagnetic GdAuSn matrix.
引用
收藏
页码:1201 / 1206
页数:6
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