Phys. Rev. Lett. 60, 1973 - 1976 (1988)

Vortex Entanglement in High-Tc Superconductors

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David R. Nelson
Lyman Laboratory of Physics, Harvard University, Cambridge, Massachusetts 02138

Received 28 March 1988

New kinds of intermediate flux states should be accessible in high-Tc superconductors, in fields slightly above Hc1. Flux-line wandering leads to an entangled vortex state whose statistical mechanics is isomorphic to an interacting 2D Bose superfluid with cooperative ring exchanges. In sufficiently thin samples, this "braided flux" phase transforms into a liquid of disentangled rods.


©1988 The American Physical Society

URL: http://link.aps.org/abstract/PRL/v60/p1973
DOI: 10.1103/PhysRevLett.60.1973
PACS: 75.10.Jm, 67.40.Db, 75.50.Ee

See Also

Comment: Thomas Nattermann and Reinhard Lipowsky, Vortex Behavior in High-Tc Superconductors with Disorder, Phys. Rev. Lett. 61, 2508 (1988)

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