Fig.3 Tin perovskite film growth kinetics. (a) Quasi-in situ GIWAXS measurements of PEABr and PEABr–PEASCN films. (b) Schematic of the system free energy evolution in the crystallization of tin perovskites. (IMAGE)

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Fig.3 Tin perovskite film growth kinetics. (a) Quasi-in situ GIWAXS measurements of PEABr and PEABr–PEASCN films. (b) Schematic of the system free energy evolution in the crystallization of tin perovskites.

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Fig.3 Tin perovskite film growth kinetics. (a) Quasi-in situ GIWAXS measurements of PEABr and PEABr–PEASCN films. (b) Schematic of the system free energy evolution in the crystallization of tin perovskites.

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