EFFECT OF VORTEX FLUCTUATIONS ON TL-205 SPIN-LATTICE RELAXATION IN THE MIXED-STATE OF TL2BA2CUO6

被引:50
作者
BULAEVSKII, LN [1 ]
KOLESNIKOV, NN [1 ]
SCHEGOLEV, IF [1 ]
VYASELEV, OM [1 ]
机构
[1] RUSSIAN ACAD SCI,INST SOLID STATE PHYS,CHERNOGOLOVKA 142432,RUSSIA
关键词
D O I
10.1103/PhysRevLett.71.1891
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
The spin-lattice relaxation rate W on Tl-205 has been measured in the mixed state of a Tl2Ba2CuO6 aligned powder sample with T(c) = 100 K. At T < 25 K, W is-proportional-to T and decreases with increasing magnetic field. This behavior is explained as caused by fluctuations of pancake vortices; the latter induce a time dependent random magnetic field which causes the relaxation of nuclear spins.
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页码:1891 / 1894
页数:4
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