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. 2024 Feb 29;124(5):2281–2326. doi: 10.1021/acs.chemrev.3c00532

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© 2024 The Authors. Published by American Chemical Society

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(a) Temperature dependence of the reduced lattice parameter ratio of the mixed FA_0.85MA_0.15Pb(I_0.85Br_0.15)₃ system obtained on cooling and heating. (b) Trajectories of the MA and FA cations in the mixed FA_0.875MA_0.125Pb(I_0.875Br_0.125)₃ perovskite obtained by the ab initio MD. Arrows indicate average direction of the MA cations. (c) Simulated vector autocorrelation functions of the MA and FA cations (insets) in the same solid solution (solid curves) compared with simulations obtained in the parent MAPbBr₃ and FAPbI₃ compounds (dashed curves). (a) Adapted with permission from ref (392). Copyright 2020 Wiley-VCH. (b, c) Reprinted (adapted) with permission from ref (393). Copyright 2022 The Royal Society of Chemistry.

Inline graphic — (a) Temperature dependence of the reduced lattice parameter ratio of the mixed FA_0.85MA_0.15Pb(I_0.85Br_0.15)₃ system obtained on cooling and heating. (b) Trajectories of the MA and FA cations in the mixed FA_0.875MA_0.125Pb(I_0.875Br_0.125)₃ perovskite obtained by the ab initio MD. Arrows indicate average direction of the MA cations. (c) Simulated vector autocorrelation functions of the MA and FA cations (insets) in the same solid solution (solid curves) compared with simulations obtained in the parent MAPbBr₃ and FAPbI₃ compounds (dashed curves). (a) Adapted with permission from ref (392). Copyright 2020 Wiley-VCH. (b, c) Reprinted (adapted) with permission from ref (393). Copyright 2022 The Royal Society of Chemistry.