Figure 7.
XRD spectra of the CsPbBr3 films prepared on different ETLs with corresponding SEM image of CsPbBr3 film grown on Nb2O5/FTO and Li: Nb2O5/FTO. Reproduced with permission from Ref. [74].
XRD spectra of the CsPbBr3 films prepared on different ETLs with corresponding SEM image of CsPbBr3 film grown on Nb2O5/FTO and Li: Nb2O5/FTO. Reproduced with permission from Ref. [74].