Research / 2020 / Article / Fig 2

Research Article

All-in-One Deposition to Synergistically Manipulate Perovskite Growth for High-Performance Solar Cell

Figure 2

Characterization of perovskite films fabricated with different additives. (a) X-ray diffraction (XRD) spectra. (b) Photoluminescence spectra. (c) Time-resolved photoluminescence spectra. (d) Photoluminescence quantum efficiency. (e–h) Scanning electron microscope (SEM) images followed with photoluminescence microphotographs. (i) Core energy level spectrum of Pb 4f7/2. (j) Core energy level spectrum of N 1s of perovskite films doped with different carbamide molecules.

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