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Solar cells: Stabilizing tin-based perovskites

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Tin-based perovskite solar cells are less toxic than their lead-based counterparts, but suffer from severe stability issues due to the susceptibility of tin to oxidation. Now, a CsSnI3 perovskite solar cell with a SnCl2 additive is shown to exhibit remarkable stability.

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Figure 1: Relationship between power conversion efficiency and band gap.

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Authors and Affiliations

  1. Kai Shum and Anna Tsatskina are at the Photonics Laboratory, Brooklyn College, City University of New York, 2900 Bedford Avenue, Brooklyn, New York 11210, USA.,

    Kai Shum & Anna Tsatskina

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  1. Kai Shum
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  2. Anna Tsatskina
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Correspondence to Kai Shum.

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Shum, K., Tsatskina, A. Solar cells: Stabilizing tin-based perovskites. Nat Energy 1, 16188 (2016). https://doi.org/10.1038/nenergy.2016.188

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