Researchers have experimentally demonstrated a new type of pathway for electromagnetic waves, which allows an easy reconfiguration into various shapes while significantly suppressing backscattering.
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Zhen, B., Soljačić, M. Flexible yet robust. Nature Mater 15, 494–495 (2016). https://doi.org/10.1038/nmat4630
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DOI: https://doi.org/10.1038/nmat4630