Dye-sensitized solar cells are promising as power-generating solar windows yet their fixed transparency prevents control of indoor lighting and temperature. Researchers now present a device that dynamically self-adjusts its optical transmittance with sunlight intensity, opening up a way to energy-efficient self-powered building façades.
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Nogueira, A.F. Shades of transparency. Nat Energy 5, 428–429 (2020). https://doi.org/10.1038/s41560-020-0639-0
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DOI: https://doi.org/10.1038/s41560-020-0639-0