[1] Bozinovic N, Yue Y, Ren Y, et al. Orbital Angular Momentum (OAM) based Mode Division Multiplexing (MDM) over a km-Length Fiber [C]// European Conference and Exhibition on Optical Communication. Amsterdam, Netherlands: OSA, 2012: Th.3-C.6.
[2] Bozinovic N, Yue Y, Ren Y, et al. Terabit-scale Orbital Angular Momentum Mode Division Multiplexing in Fibers [J]. Science , 2013, 340: 1545-1548.
[3] Gregg P, Kristensen P, Golowich S E, et al. Stable Transmission of 12 OAM States in Air-core Fiber [C]// CLEO: 2013. San Jose, CA, USA: IEEE, 2013: CTu2-K2.
[4] Brunet C, Vaity P, Messaddeq Y, et al. Design, Fabrication and Validation of an OAM Fiber Supporting 36 States [J]. Optics Express, 2014, 22: 26117-26127.