High-speed communication systems that use optical fibres often require hundreds of lasers. An approach that replaces these lasers with a single, ring-shaped optical device offers many technical advantages. See Letter p.274
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Torres-Company, V. One ring to multiplex them all. Nature 546, 214–215 (2017). https://doi.org/10.1038/546214a
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DOI: https://doi.org/10.1038/546214a
