Abstract
We present results of experiments in superconducting niobium and numerical simulations showing the creation of a metastable ring-shaped vortex domain by heating. Such vortex rings, if pinned by structural defects, can exist forever.
Original language | English |
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Pages (from-to) | 4 |
Number of pages | 1 |
Journal | Physical Review Letters |
Volume | 90 |
Issue number | 23 |
DOIs | |
State | Published - 2003 |