TY - GENERIC DO - 10.20944/preprints201808.0355.v1 UR - http://dx.doi.org/10.20944/preprints201808.0355.v1 TI - High-speed Orbital Angular Momentum Multiplexed Free-space Optical communication systems T2 - Preprints AU - Qu, Zhen AU - Djordjevic, Ivan PY - 2018 DA - 2018/08/20 PB - Preprints