The current mainstream photovoltaic technology used in industry has a power conversion efficiency above 23% in mass production but major further improvements are challenging. Researchers now demonstrate a 26% efficiency by implementing passivating contacts on double-side contacted solar cells.
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Peibst, R. Still in the game. Nat Energy 6, 333–334 (2021). https://doi.org/10.1038/s41560-021-00822-9
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DOI: https://doi.org/10.1038/s41560-021-00822-9