HELICITY MODULUS AND MEISSNER EFFECT IN A FLUCTUATING TYPE-II SUPERCONDUCTOR

被引:15
作者
CHEN, T
TEITEL, S
机构
[1] Department of Physics and Astronomy, University of Rochester, Rochester
关键词
D O I
10.1103/PhysRevLett.72.2085
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
The helicity modulus, for a fluctuating type-II superconductor is computed within the elastic medium approximation, as a probe of superconducting phase coherence and the Meissner effect in the mixed state. We argue that at the vortex line lattice melting transition, there remains superconducting coherence parallel to the applied magnetic field, provided the vortex line liquid retains a finite shear modulus at finite wave vector.
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页码:2085 / 2088
页数:4
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