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. 2022 Oct 18;9(33):2203749. doi: 10.1002/advs.202203749

Figure 12.

Figure 12

Coadditive engineering of FASnI3. a) High‐resolution XPS spectra (Sn 3d) of FASnI3 + SnF2 and b) FASnI3 + SnF2 + N2H5Cl (2.5 mol%) films a,b) Reproduced with permission.[ 122 ] Copyright 2017, American Chemical Society. c) Potential energy diagrams (energies in eV with respect to vacuum) of PEDOT:PSS, C60, FASnI3 with 0.0%, 2.5%, 5.0%, and 10.0% of PHCl. d) The J–V curves of the best device with 5.0% of PHCl measured using forward and reverse scan modes under 100 mW cm−2 AM 1.5G irradiation c,d) Reproduced with permission.[ 155 ] Copyright 2020, Wiley‐VCH.