Vortex light carries orbital angular momentum (OAM) characterized by exp(ilθ), where θ is the angular coordinate and l is the topological charge (TC) 1. OAM beams have been widely used in a variety of ...
Instrument maker Agilent Technologies (Palo Alto, Calif.) announces new measurement capabilities for its ESA-E Series mid-performance spectrum analyzers. These adjuncts permit calculations for ...