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.

Access to the full text of this article is restricted. In order to view this article please log in.

Add a Comment