ANOMALOUS BEHAVIOR OF NUCLEAR-SPIN-LATTICE RELAXATION RATES IN YBA2CU3O7 BELOW TC

被引:155
作者
BARRETT, SE [1 ]
MARTINDALE, JA [1 ]
DURAND, DJ [1 ]
PENNINGTON, CH [1 ]
SLICHTER, CP [1 ]
FRIEDMANN, TA [1 ]
RICE, JP [1 ]
GINSBERG, DM [1 ]
机构
[1] UNIV ILLINOIS, MAT RES LAB, URBANA, IL 61801 USA
关键词
D O I
10.1103/PhysRevLett.66.108
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
The authors have measured the change in the anisotropy of the NMR spin-lattice relaxation rates for Cu-63(2), O-17(2,3), and Y89 between the normal and superconducting states of YBa2Cu3O7. These results cannot be explained by a straightforward extension to T < Tc of current theories, such as the theory of Millis, Monien, and Pines of normal-state NMR relaxation.
引用
收藏
页码:108 / 111
页数:4
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