fig6

Figure 6. A scheme of the applications of ALD in different types of PSCs. (A) Perovskite material and encapsulation layer on flexible and scalable substrates. Reprinted with permission from ref.^[78]. Copyright 2016 American Chemical Society. (B) Charge extractor and diffusion barrier in all-perovskite tandem solar modules. Reprinted with permission from ref.^[80]. Copyright 2022 The American Association for the Advancement of Science. (C) Recombination layer in flexible all-perovskite tandem solar cells. Reprinted with permission from ref.^[60]. Copyright 2019 Elsevier.