X-RAY MAGNETIC SCATTERING IN ANTIFERROMAGNETIC URU2SI2

被引:127
作者
ISAACS, ED
MCWHAN, DB
KLEIMAN, RN
BISHOP, DJ
ICE, GE
ZSCHACK, P
GAULIN, BD
MASON, TE
GARRETT, JD
BUYERS, WJL
机构
[1] OAK RIDGE NATL LAB,OAK RIDGE,TN 37831
[2] MCMASTER UNIV,DEPT PHYS,HAMILTON L8S 4M1,ONTARIO,CANADA
[3] ATOM ENERGY CANADA LTD,CHALK RIVER K0J 1J0,ONTARIO,CANADA
[4] CORNELL UNIV,DEPT PHYS,ITHACA,NY 14853
关键词
D O I
10.1103/PhysRevLett.65.3185
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
X-ray-resonance magnetic scattering has been used to study antiferromagnetic ordering in the small-moment (0.02B) heavy-fermion superconductor URu2Si2. The intensity of the magnetic (003) reflection develops abruptly at TN17 K and grows linearly to T=3 K, where it saturates. Long-range antiferromagnetic order (003c450) persists into the superconducting state at Tc=1.3 K demonstrating the microscopic coexistence of these two ground states. At saturation, a remarkable peak intensity of 8 counts/sec was measured. © 1990 The American Physical Society.
引用
收藏
页码:3185 / 3188
页数:4
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