Making a photonic crystal with a couple of light beams ... be extended from 1D to 2 and 3D ... that arise when you consider some of the simplifications that seem to be implicit in the model.

Crystals are known far and wide for their beauty and elegance. But even though they may appear perfect on the outside, their ...

Crucially, they’re not shining light through crystal; rather, they making light into crystal. It’s a process that involves fixing the particles of light known as photons in a single spot, ...