Figure 8

Long-term stability. Comparison of long-term stability (a) and time-dependent exponential decay curves (b) under UV light illumination between standard perovskite solar cell (black) and with Au@Y2O3:Eu3+ dual-hybrid film (red).

Long-term stability. Comparison of long-term stability (a) and time-dependent exponential decay curves (b) under UV light illumination between standard perovskite solar cell (black) and with Au@Y2O3:Eu3+ dual-hybrid film (red).