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Nano Convergence
Fig. 3 | Nano Convergence

Fig. 3

From: Interfacial modification in perovskite-based tandem solar cells

Fig. 3

a Energy level diagrams of TiO2 and SnO2-based PSCs for MAPbI3 (left) and (FAPbI3)0.85(MAPbBr3)0.15 (right). Reproduced with permission [47]. Copyright 2015, The Royal Society of Chemistry. b Schematic illustration of the ion migration mechanisms involving conventional vacancy hopping between neighbouring position. c Calculated energy profile depending on the migration distance. Inset shows migration path. Reproduced with permission [49]. Copyright 2015, Springer Nature

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