Directing light from place to the place is the backbone of our modern world. Beneath the oceans and across continents, fiber optic cables carry light that encodes everything from YouTube videos to ...
Pioneered by Allen in 1992 1, light beams with the phase dependence of \(e^{i\ell \phi }\) carry OAM, independent of the polarization state, where \(\phi\) is the azimuthal angle, and \(\ell\) ...
A team of researchers at the University of California, Los Angeles (UCLA) has introduced a novel framework for designing and creating universal diffractive waveguides that can control the flow of ...
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