Carrying Data on the Orbital Angular Momentum of Light

The use of fiber optic cable in support of bandwidth expansion has become de rigeur. Not only does optical fiber offer tremendous bandwidth, it is also low in attenuation, small in cross section, inexpensive, and impervious to electromagnetic interference, and there are significant economies of scale on components developed for the myriad of optical communications markets (long haul, fiber to the home, metro networks, etc.). Shorthaul...