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Knotted Vortices ...
Elizabeth Palermo, TechNewsDaily Contributor
Date: 05 March 2013 Time: 04:38 PM ET
Researchers have successfully created a knotted water vortex ...
Dustin Kleckner, a postdoctoral scientist at the University of Chicago’s James Franck Institute, ... said ... vortex loops ... break apart by stretching themselves.
The vortex knots actually elongate themselves while circulating in opposite directions. They then move toward each other, eventually colliding and unknotting themselves ...
... using wing-shaped “hydrofoils” created using a 3D printer, Kleckner and William Irvine, assistant professor in physics at the University of Chicago, ... coated the hydrofoils with hydrogen and oxygen bubbles and then accelerated them through water. The bubble-coated loops can be observed using a high-speed camera ...
Dustin Kleckner, a postdoctoral scientist at the University of Chicago’s James Franck Institute, ... said ... vortex loops ... break apart by stretching themselves.
The vortex knots actually elongate themselves while circulating in opposite directions. They then move toward each other, eventually colliding and unknotting themselves ...
... using wing-shaped “hydrofoils” created using a 3D printer, Kleckner and William Irvine, assistant professor in physics at the University of Chicago, ... coated the hydrofoils with hydrogen and oxygen bubbles and then accelerated them through water. The bubble-coated loops can be observed using a high-speed camera ...
http://www.livescience.com/27657-knotted-vortices-unravel-truths-for-physicists.html
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