Fig. 2: Optimization of WBG perovskite films and buried interface. | Nature Communications

Fig. 2: Optimization of WBG perovskite films and buried interface.

From: Modulating competitive adsorption of hybrid self-assembled molecules for efficient wide-bandgap perovskite solar cells and tandems

Fig. 2: Optimization of WBG perovskite films and buried interface.

a–d Top view and cross-sectional SEM images of perovskite films deposited on control, PA-, CA-, SA-based substrates, respectively. e, f The surface KPFM results and g, h AFM images of the perovskite films deposited on control and SA-based substrates, respectively. i–l PL mapping of the perovskite films deposited on control, PA-, CA-, and SA-based substrates, respectively.

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