Ultra-Compact Bragg-Assisted Silicon Photonics Orbital Angular Momentum Emitter

Fabrizio Gambini,Y. Liu,Bowen Song,Hongwei Zhao,Victoria Rosborough,Fengqiao Sang,Philippe Velha,Stefano Faralli,Jonathan Klamkin

Ultra-Compact Bragg-Assisted Silicon Photonics Orbital Angular Momentum Emitter

2019

Fabrizio Gambini
Y. Liu
Bowen Song
Hongwei Zhao
Victoria Rosborough
Fengqiao Sang
Philippe Velha
Stefano Faralli
Jonathan Klamkin

An ultra-compact microring-based Orbital Angular Momentum (OAM) emitter is demonstrated for free-space optical communications. The device relaxes the fabrication constraints and enables fast OAM switching and multiple OAM modes at the same wavelength.

Keywords:

Angular momentum
Wavelength
Silicon photonics
Optical communication
Free-space optical communication
Common emitter
Fabrication
Optoelectronics
Light beam
Physics
Wavelength-division multiplexing

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