For optical devices to be truly useful, they must be able to control light of any polarization. A group at MIT has now made this possible, bringing us a step closer to unlocking the potential of on-chip optics.
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Fini, J. The polarization gates open. Nature Photon 1, 17–18 (2007). https://doi.org/10.1038/nphoton.2006.61
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DOI: https://doi.org/10.1038/nphoton.2006.61
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