Mathematicians call the shape of a doughnut a 'toroid'. Physicists call a swirling fluid a 'vortex'. A toroidal vortex, then, is a swirling doughnut of fluid. This video from the Sleek Geeks archive ...
Light Publishing Center, Changchun Institute of Optics, Fine Mechanics And Physics, CAS Recently, a major breakthrough in the field of optical toroidal vortices has been achieved and published in ...
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