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arxiv: 1006.4426 · v2 · submitted 2010-06-23 · ❄️ cond-mat.quant-gas · nlin.PS

A nonlinear quantum piston for the controlled generation of vortex rings

classification ❄️ cond-mat.quant-gas nlin.PS
keywords ringsvortexpistonquantumactionanalogueapertureatoms
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We propose a simple way to manage interactions in Bose-Einstein condensates to generate vortex rings in a highly controllable way. The vortex rings are generated under the action of a quantum analogue of a classical piston pushing the condensed atoms through a small aperture.

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