A toroidal light pulse, as a complex nonseparable state of space, time (frequency), and polarization, is generated from a metamaterial. (IMAGE)

Light Publishing Center, Changchun Institute of Optics, Fine Mechanics And Physics, CAS

A toroidal light pulse, as a complex nonseparable state of space, time (frequency), and polarization, is generated from a metamaterial.

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by Yijie Shen

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