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. 2018 May 4;11(5):729. doi: 10.3390/ma11050729

Figure 5.

Figure 5

(a) The optical absorption, (b) Density of state (DOS) and (c) Joint density of states (JDOS) of MAPbI3, CsSnI3 and GaAs. (d) Calculated maximum efficiencies of MAPbI3, copper indium sulfide (CIS), CZTS and GaAs as a function of film thickness (Reprinted with permission) [48].