Instability of a superconducting line vortex
Instability of a superconducting line vortex
We show that a rectilinear superconducting line vortex lying in a current with non-zero component along its axis is unstable to small helical perturbations. The study of exact and numerical solutions for the nonlinear evolution of such perturbations leads us to make some conjectures about the growth of the instability.These results are then used to demonstrate that curvature (or line tension) may not be neglected even for a vortex line which is initially nearly straight.
139-153
Richardson, Giles
3fd8e08f-e615-42bb-a1ff-3346c5847b91
December 1997
Richardson, Giles
3fd8e08f-e615-42bb-a1ff-3346c5847b91
Abstract
We show that a rectilinear superconducting line vortex lying in a current with non-zero component along its axis is unstable to small helical perturbations. The study of exact and numerical solutions for the nonlinear evolution of such perturbations leads us to make some conjectures about the growth of the instability.These results are then used to demonstrate that curvature (or line tension) may not be neglected even for a vortex line which is initially nearly straight.
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Physica D Nonlinear Phenomena 1997 Richardson.pdf
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Accepted/In Press date: 9 May 1997
Published date: December 1997
Organisations:
Applied Mathematics
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Local EPrints ID: 404033
URI: http://eprints.soton.ac.uk/id/eprint/404033
ISSN: 0167-2789
PURE UUID: f1954955-874d-4990-9adf-c859d3604f49
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Date deposited: 05 Jan 2017 08:52
Last modified: 16 Mar 2024 04:00
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