Choose Your Color from the Photonic Band EdgeNonlinear Frequency Conversion

Optical vortices—phase singularities or phase defects in electromagnetic waves—constitute a unique and fascinating class of phenomena within the context of the physics of light, displaying a deep similarity to their close relatives, quantized vortices in superfluids and Bose–Einstein condensates.

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Choose Your Color from the Photonic Band EdgeNonlinear Frequency Conversion

Optical vortices—phase singularities or phase defects in electromagnetic waves—constitute a unique and fascinating class of phenomena within the context of the physics of light, displaying a deep similarity to their close relatives, quantized vortices in superfluids and Bose–Einstein condensates.

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