Reversible decay of ring dark solitons
classification
❄️ cond-mat.quant-gas
keywords
darkringboundarysolitonarraybecomesbose-einsteincause
read the original abstract
We show how boundary effects can cause a Bose-Einstein condensate to periodically oscillate between a (circular) array of quantised vortex-antivortex pairs and a (ring) dark soliton. If the boundary is restrictive enough, the ring dark soliton becomes long-lived.
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