Electron band tuning of organolead halide perovskite materials by methylammonium and formamidinium halide post-treatment for high-efficiency solar cells.
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DOI: 10.1039/c9cc09002a
Abstract: Perovskite crystals post-treated with methylammonium and formamidinium halide materials were compared. The bandgap energy of perovskites changed upon incorporation of CH5N2+, Br-, and Cl- ions. Perovskites treated with formamidinium iodide yielded the best efficiency of… read more here.
Keywords: band tuning; formamidinium halide; methylammonium formamidinium; electron band ... See more keywords