One of the most salient features of hybrid lead halide perovskites is the extended lifetime of their photogenerated charge carriers. This property has now been shown experimentally to originate from a slow, thermally activated recombination process.
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Moser, JE. Slow recombination unveiled. Nature Mater 16, 4–6 (2017). https://doi.org/10.1038/nmat4796
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