New device could contribute to a major increase in the rate of future optical communications
Tuesday, January 8, 2013 - 13:30
in Physics & Chemistry
(Phys.org)—At a time when communication networks are scrambling for ways to transmit more data over limited bandwidth, a type of twisted light wave is gaining new attention. Called an optical vortex or vortex beam, this complex beam resembles a corkscrew, with waves that rotate as they travel.