Orbital angular momentum (OAM) based optical routing using reconfigurable optical vortex grating

@article{Lei2016OrbitalAM,
  title={Orbital angular momentum (OAM) based optical routing using reconfigurable optical vortex grating},
  author={Ting Lei and Xiaocong Yuan},
  journal={2016 Conference on Lasers and Electro-Optics (CLEO)},
  year={2016},
  pages={1-2}
}
We propose and demonstrate routing of multiple free space optical communication channels labeled by OAM states through a dynamic grating. Data exchange and multicast among 49 OAM channels are demonstrated with bit error rate measurements.