Nicolas K. Fontaine Joel Carpenter Simon Gross Sergio G. Leon-Saval Yongmin Jung David J. Richardson Rodrigo Amezcua Correa Photonic Lanterns, 3-D Waveguides, Multiplane Light Conversion, and Other Components That Enable Space-Division Multiplexing. 1821-1834 2022 110 Proc. IEEE 11 https://doi.org/10.1109/JPROC.2022.3207046 db/journals/pieee/pieee110.html#FontaineCGLJRC22