Origin of Sn(<scp>ii</scp>) oxidation in tin halide perovskites

Jorge Pascual, Giuseppe Nasti, Mahmoud H. Aldamasy, Joel A. Smith, Marion A. Flatken, Nga Phung, Diego Di Girolamo, Silver‐Hamill Turren‐Cruz, Meng Li, André Dallmann,

Materials Advances · 2020 · 223 citations · 19 references

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Abstract

Tin-halide perovskites have great potential as photovoltaic materials, but their performance is hampered by undesirable oxidation of Sn(<sc>ii</sc>) to Sn(<sc>iv</sc>). NMR proves DMSO to be a main cause of oxidation.

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