Quantum tunneling of vortices in the superconductor
Open Access
- 1 May 1993
- journal article
- research article
- Published by American Physical Society (APS) in Physical Review B
- Vol. 47 (17) , 11552-11554
- https://doi.org/10.1103/physrevb.47.11552
Abstract
Magnetic-relaxation measurements of a Tl-based high- superconductor show temperature-independent flux creep below 6 K. The effect is analyzed in terms of the overdamped quantum diffusion of two-dimensional vortices. Good agreement between theory and experiment is found.
Keywords
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