Self-imaging structured light in new dimensions for loss-less, crosstalk-free, increased data rate optical telecommunication

https://www.eurekalert.org/news-releases/1074557 

"self-imaging Talbot effect in cylindrical systems facilitating light structure control... space-time duality bridging different fields of optics... 2 complementary ring-core fiber light travelling self-imaging:  angular position and orbital angular momentum... generalized self-imaging in time, periodic train of optical pulses/ corresponding frequency comb... strong link between angle/ angular momentum and time/frequency... tuned to encode, convert, decode information in light’s OAM values as independent communication channels"