Research / 2019 / Article / Fig 1

Research Article

Perovskite Solar Cells Yielding Reproducible Photovoltage of 1.20 V

Figure 1

Photoluminescence studies of pure and GuaI containing perovskite films. (a) Steady-state photoluminescence, (b) time-resolved photoluminescence spectra; solid lines present the fitting curves obtained using a mono- or biexponential decay model.