MU+SR STUDIES OF THE MAGNETIC AND SUPERCONDUCTING STATES OF URU2SI2

被引:23
作者
KNETSCH, EA
MENOVSKY, AA
NIEUWENHUYS, GJ
MYDOSH, JA
AMATO, A
FEYERHERM, R
GYGAX, FN
SCHENCK, A
HEFFNER, RH
MACLAUGHLIN, DE
机构
[1] SWISS FED INST TECHNOL, INST MITTELENERGIEPHYS, CH-8092 ZURICH, SWITZERLAND
[2] UNIV CALIF RIVERSIDE, DEPT PHYS, RIVERSIDE, CA 92521 USA
关键词
D O I
10.1016/0921-4526(93)90560-S
中图分类号
O469 [凝聚态物理学];
学科分类号
070205 ;
摘要
We have performed mu+SR studies on single-crystal URu2Si2 in the temperature range 0.05-300 K. Zero-field (ZF) measurements show an increase in relaxation rate below T(N) = 17.5 K. Transverse-field (TF) measurements in H = 2900 G along the a and c directions display a strongly anisotropic Knight shift which does not scale with the bulk susceptibility for T < 50 K. Low- T measurements reveal a penetration depth of approximately 7000-10 000 angstrom with a temperature-dependent linewidth in which two steps are observed near 0.3 and 0.9 K.
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收藏
页码:300 / 302
页数:3
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